Documentation Of 8_8_2 3-flow




Quick Links All Variables Variable Types Views Groups Macros Feedback Loops Loop List No IVV Link Polarity View Summary View-Variable Profile Variable Relationships

Model Assessment Results

Model Information Result
54
7 (13,0%)
7 (13,0%)
3 (3|0|0)
0 (0|0|0)
93 (65|26|2)
0
0 (0,0%)
0 (0,0%)
13 (24,1%)
50 (92,6%)
0 (0,0%)
0 (0,0%)
Time Unit
Year
Initial Time
0
Final Time
100
Reported Time Interval
0.0833333
Time Step
0.0027
Model Is Fully Formulated
Yes
Model Defined Groups
No

Warnings Result
40 (74,1%)
0 (0,0%)
0 (0,0%)
0 (0,0%)
0 (0,0%)
1 (1,9%)
1 (1,9%)
0 (0,0%)
0 (0,0%)
1 (1,9%)

Potential Omissions Result
10 (18,5%)
0 (0,0%)
0 (0,0%)
4 (7,4%)
0 (0,0%)


Variable Types

L: Level (4 / 4)* SM: Smooth (0 / 0)* DE: Delay (3 / 3)*† LI: Level Initial (4) I: Initial (2 / 2)
C: Constant (23 / 23) F: Flow (5 / 5) A: Auxiliary (28 / 28) Sub: Subscripts (0) D: Data (0 / 0)
G: Game (0 / 0) T: Lookup (1 / 1)*††      
* (State Variables Total Stocks) † Total Stocks Do Not Include Fixed Delay Variables. †† (Lookup Tables).  

Views

View: View 1 (50) Variables



Groups

8_8_2 3-flow (49)Default (1)   



Quick Links:  A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z 

Top(All) Variables (54 Variables)
Group
Type
Variable Name And Description
Thumbnail
8_8_2 3-flow #1
C
% decrease AT good condition by policy (dmnl )
= 0.575
Present In 1 View:
Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
8_8_2 3-flow #2
C
% decrease of AT renovation by policy (dmnl )
= 0.575
Present In 1 View:
Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
8_8_2 3-flow #3
A
average time in good condition (Year)
= (1-"
switch policy lower av. t. g. cond.")*initial average time in good condition+"switch policy lower av. t. g. cond."*(initial average time in good condition-RAMP(("% decrease AT good condition by policy"*initial average time in good condition)/"implementation time policy lower av. t. g. cond.","start time policy lower av. t. g. cond.","start time policy lower av. t. g. cond."+"implementation time policy lower av. t. g. cond."))
Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
8_8_2 3-flow #4
A
average time until renovation (Year)
= (1-
switch policy lower average time until renovation)*initial average time until renovation+switch policy lower average time until renovation*(initial average time until renovation-RAMP(("% decrease of AT renovation by policy"*initial average time until renovation)/"implementation time policy lower av. t. utl. renv.","start time policy lower av. t. utl renv.","start time policy lower av. t. utl renv."+"implementation time policy lower av. t. utl. renv."))
Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
8_8_2 3-flow #5
L
buildings with renovation potential (building)
=
retrofitted buildings leaving good condition+unretrofitted buildings leaving good condition-conventional renovation no retrofit opportunity-conventional renovation retrofit opportunity loss-energy retrofit dt + initial buildings with renovation potential
Description: This includes only those building parts that have retrofit potential but not those kind of renovations that cannot be utilized for retrofitting. i.e. rainwater gutters are not at all considered here.
Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
8_8_2 3-flow #6
F,A
conventional renovation no retrofit opportunity (building/Year)
=
renovation*(1-fraction of renovations with retrofit opportunity)
Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
8_8_2 3-flow #7
F,A
conventional renovation retrofit opportunity loss (building/Year)
=
renovation*fraction of renovations with retrofit opportunity*(1-fraction of retrofit opportunities realized)
Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
8_8_2 3-flow #8
L
conventionally renovated buildings (building)
=
conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss-unretrofitted buildings leaving good condition dt + initial conventionally renovated buildings
Present In 1 View:Used By
    Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
    8_8_2 3-flow #9
    L
    cumulated retrofits (building)
    =
    energy retrofit dt + initial cumulated retrofits
    Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
    8_8_2 3-flow #10
    C
    Degeneration delay order (dmnl)
    = 15
    Description: wild guess as an average of all building parts that can be renovated. this means next to nothing happens in the first half of the AT
    Present In 1 View:
    Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
    8_8_2 3-flow #11
    A
    effective buildings w. renov. pot. for retrofit (building)
    =
    buildings with renovation potential*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
    Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
    8_8_2 3-flow #12
    F,A
    energy retrofit (building/Year)
    =
    renovation*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
    Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
    8_8_2 3-flow #13
    A
    expected retrofit based on total stock in transition ()
    = "
    effective buildings w. renov. pot. for retrofit"/average time until renovation
    Present In 1 View:Used By
      Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
      .Control #14
      C
      FINAL TIME (Year )
      = 100
      Description: The final time for the simulation.
      Present In 1 View:
      Used By
        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #15
        C
        fraction of renovations with retrofit opportunity (dmnl )
        = 0.5
        Description: This value has uncertainty according to Diefenbach et al. 2010 as to what kind of renovations can be considered to pose a retrofit opportunity.First value (1) is the case where any renovation (both plaster and painting) is considered to have retrofit potential (0.019 of 0.019)Second value (0.5) is the case where only plaster repairs are considered to pose retrofit potential so that the max. retrofit rate is 0.0095, which is half of 0.019.
        Present In 1 View:
        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #16
        A
        fraction of retrofit opportunities realized (dmnl )
        = If then else (
        switch policy higher retrofit realization=0,initial fraction of retrofit opportunities realized,initial fraction of retrofit opportunities realized+RAMP((Policy goal fraction of retrofit opportunities realized-initial fraction of retrofit opportunities realized)/Implementation time policy higher retrofit realization , Start time policy higher retrofit realization, Start time policy higher retrofit realization+Implementation time policy higher retrofit realization))
        Description: for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #17
        C
        Implementation time policy higher retrofit realization (Year )
        = 10
        Present In 1 View:
        Used By
        • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #18
        C
        implementation time policy lower av. t. g. cond. (Year)
        = 10
        Present In 1 View:
        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #19
        C
        implementation time policy lower av. t. utl. renv. (Year)
        = 10
        Present In 1 View:
        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #20
        A
        initial average time in good condition (Year)
        = (
        Initial retrofitted buildings+initial conventionally renovated buildings)/initial buildings with renovation potential*initial average time until renovation
        Description: For equillibrium put 17.2
        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #21
        A
        initial average time until renovation (Year)
        =
        initial buildings with renovation potential/initial renovation rate
        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #22
        LI,A
        initial buildings with renovation potential (building )
        =
        initial total building stock-Initial retrofitted buildings-initial conventionally renovated buildings
        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #23
        LI,A
        initial conventionally renovated buildings (building)
        =
        Initial retrofitted buildings/initial fraction of renonvation as retrofits*(1-initial fraction of renonvation as retrofits)
        Description: The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #24
        LI,C
        initial cumulated retrofits (building)
        = 21
        Present In 1 View:
        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #25
        I
        initial fraction of renonvation as retrofits (dmnl)
        = INITIAL(
        fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized)
        Present In 1 View:Used By
        • initial conventionally renovated buildings The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        Default #26
        A
        initial fraction of retrofit opportunities realized (dmnl )
        =
        initial fraction of retrofit opportunities realized_RSSDlookup(fraction of renovations with retrofit opportunity)
        Description: If then else(fraction of renovations with retrofit opportunity=1, 0.0085/0.019,If then else (fraction of renovations with retrofit opportunity=0.5, 0.0085/0.0095,0))Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263If Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526Value for other values of Fraction of conventional renovations with retrofit opportunity is set to zero, but could better be something else (e.g. change this into a graph function)Graph-function was interpolated to explore values in between 0.5 and 1 (see calculation initial fraction of retrofit opportunities realized 8_6.xlsx)Fractions outside the range of 0.5 and 1 don't make sense for the sensitivity analysis of the uncertainty, bas they can be considered the upper and lower boundaries.
        Present In 1 View:Used By
        • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #28
        C
        initial renovation quota (dmnl/Year)
        = 0.019
        Description: Calculated from Diefenbach 2010, see xls-chart 0.03 for buildings older 1978 Diefenbach 2010 p.75
        Present In 1 View:
        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #29
        A
        initial renovation rate (building/Year)
        =
        initial renovation quota*initial total building stock
        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        8_8_2 3-flow #30
        LI,C
        Initial retrofitted buildings (building)
        = 21
        Description: 21% Modernisierungsfortschritt Diefenbach 2013 P37, 3825-30% Modernisierungsfortschritt Diefenbach 2010Equilibrium of stock Buildings with renovation potential when this is 24.5
        Present In 1 View:
        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
        .Control #31
        C
        INITIAL TIME (Year)
        = 0
        Description: The initial time for the simulation.
        Present In 0 Views:
          Used By
            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
            8_8_2 3-flow #32
            I
            initial total building stock (building)
            = INITIAL(
            total building stock)
            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
            8_8_2 3-flow #33
            A
            leaving good condition (building/Year)
            =
            retrofitted buildings leaving good condition + unretrofitted buildings leaving good condition
            Present In 1 View:Used By
              Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
              8_8_2 3-flow #35
              A
              net flow buildings with renovation potential (building/Year)
              =
              retrofitted buildings leaving good condition+unretrofitted buildings leaving good condition-renovation
              Present In 1 View:Used By
                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                8_8_2 3-flow #36
                C
                Policy goal fraction of retrofit opportunities realized (dmnl )
                = 1
                Present In 1 View:
                Used By
                • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                8_8_2 3-flow #37
                A
                Quota of conventional renovation retrofit opportunity loss (dmnl/Year)
                =
                conventional renovation retrofit opportunity loss/total building stock
                Present In 1 View:Used By
                  Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                  8_8_2 3-flow #38
                  DE,A
                  renovation (building/Year)
                  = DELAY N(
                  unretrofitted buildings leaving good condition + retrofitted buildings leaving good condition, average time until renovation, initial buildings with renovation potential/initial average time until renovation, Renovation delay order )
                  Present In 1 View:Used ByFeedback Loops: 3 (100,0%) (+) 3  [3,3] (-) 0  [0,0]
                  8_8_2 3-flow #39
                  C
                  Renovation delay order (dmnl )
                  = 7
                  Description: wild guess, idea broader than degeneration time because here its peoples decisions/abilities in addition to building properties that create variance. It still means next to nothing happens in the first third of the lifetime
                  Present In 1 View:
                  Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                  8_8_2 3-flow #40
                  A
                  renovation quota (1/Year)
                  =
                  renovation/total building stock
                  Present In 1 View:Used By
                    Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                    8_8_2 3-flow #41
                    A
                    retrofit opportunity (building/Year)
                    =
                    conventional renovation retrofit opportunity loss+energy retrofit
                    Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                    8_8_2 3-flow #42
                    A
                    Retrofit opportunity quota (1/Year)
                    =
                    retrofit opportunity/total building stock
                    Present In 1 View:Used By
                      Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                      8_8_2 3-flow #43
                      A
                      retrofit quota (1/Year)
                      =
                      energy retrofit/total building stock
                      Present In 1 View:Used By
                        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                        8_8_2 3-flow #44
                        L
                        retrofitted buildings (building)
                        =
                        energy retrofit-retrofitted buildings leaving good condition dt + Initial retrofitted buildings
                        Present In 1 View:Used By
                          Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                          8_8_2 3-flow #45
                          DE,F,A
                          retrofitted buildings leaving good condition (building/Year)
                          = DELAY N(
                          energy retrofit, average time in good condition, Initial retrofitted buildings/average time in good condition, Degeneration delay order )
                          Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                          .Control #46
                          C
                          SAVEPER (Year )
                          = 0.0833333
                          Description: The frequency with which output is stored.
                          Present In 0 Views:
                            Used By
                              Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                              8_8_2 3-flow #47
                              C
                              Start time policy higher retrofit realization (Year )
                              = 20
                              Present In 1 View:
                              Used By
                              • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                              Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                              8_8_2 3-flow #48
                              C
                              start time policy lower av. t. g. cond. (Year)
                              = 20
                              Present In 1 View:
                              Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                              8_8_2 3-flow #49
                              C
                              start time policy lower av. t. utl renv. (Year)
                              = 20
                              Present In 1 View:
                              Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                              8_8_2 3-flow #50
                              C
                              switch policy higher retrofit realization (dmnl )
                              = 0
                              Present In 1 View:
                              Used By
                              • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                              Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                              8_8_2 3-flow #51
                              C
                              switch policy lower av. t. g. cond. (dmnl )
                              = 0
                              Present In 1 View:
                              Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                              8_8_2 3-flow #52
                              C
                              switch policy lower average time until renovation (dmnl )
                              = 0
                              Present In 1 View:
                              Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                              .Control #54
                              C
                              TIME STEP (Year )
                              = 0.0027
                              Description: The time step for the simulation.
                              Present In 0 Views:
                                Used By
                                  Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                  8_8_2 3-flow #55
                                  C
                                  total building stock (building)
                                  = 100
                                  Present In 1 View:
                                  Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                  8_8_2 3-flow #56
                                  A
                                  total fraction retrofitted (dmnl)
                                  =
                                  cumulated retrofits/total building stock
                                  Present In 1 View:Used By
                                    Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                    8_8_2 3-flow #57
                                    DE,F,A
                                    unretrofitted buildings leaving good condition (building/Year)
                                    = DELAY N( (
                                    conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss), average time in good condition, initial conventionally renovated buildings/average time in good condition, Degeneration delay order )
                                    Present In 1 View:Used ByFeedback Loops: 2 (66,7%) (+) 2  [3,3] (-) 0  [0,0]
                                    (View) View 1 (50 Variables)
                                    Top(View) View 1 (50 Variables)
                                    Group
                                    Type
                                    Variable Name And Description
                                    Thumbnail
                                    8_8_2 3-flow #1
                                    C
                                    % decrease AT good condition by policy (dmnl )
                                    = 0.575
                                    Present In 1 View:
                                    Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                    8_8_2 3-flow #2
                                    C
                                    % decrease of AT renovation by policy (dmnl )
                                    = 0.575
                                    Present In 1 View:
                                    Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                    8_8_2 3-flow #3
                                    A
                                    average time in good condition (Year)
                                    = (1-"
                                    switch policy lower av. t. g. cond.")*initial average time in good condition+"switch policy lower av. t. g. cond."*(initial average time in good condition-RAMP(("% decrease AT good condition by policy"*initial average time in good condition)/"implementation time policy lower av. t. g. cond.","start time policy lower av. t. g. cond.","start time policy lower av. t. g. cond."+"implementation time policy lower av. t. g. cond."))
                                    Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                    8_8_2 3-flow #4
                                    A
                                    average time until renovation (Year)
                                    = (1-
                                    switch policy lower average time until renovation)*initial average time until renovation+switch policy lower average time until renovation*(initial average time until renovation-RAMP(("% decrease of AT renovation by policy"*initial average time until renovation)/"implementation time policy lower av. t. utl. renv.","start time policy lower av. t. utl renv.","start time policy lower av. t. utl renv."+"implementation time policy lower av. t. utl. renv."))
                                    Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                    8_8_2 3-flow #5
                                    L
                                    buildings with renovation potential (building)
                                    =
                                    retrofitted buildings leaving good condition+unretrofitted buildings leaving good condition-conventional renovation no retrofit opportunity-conventional renovation retrofit opportunity loss-energy retrofit dt + initial buildings with renovation potential
                                    Description: This includes only those building parts that have retrofit potential but not those kind of renovations that cannot be utilized for retrofitting. i.e. rainwater gutters are not at all considered here.
                                    Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                    8_8_2 3-flow #6
                                    F,A
                                    conventional renovation no retrofit opportunity (building/Year)
                                    =
                                    renovation*(1-fraction of renovations with retrofit opportunity)
                                    Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                    8_8_2 3-flow #7
                                    F,A
                                    conventional renovation retrofit opportunity loss (building/Year)
                                    =
                                    renovation*fraction of renovations with retrofit opportunity*(1-fraction of retrofit opportunities realized)
                                    Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                    8_8_2 3-flow #8
                                    L
                                    conventionally renovated buildings (building)
                                    =
                                    conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss-unretrofitted buildings leaving good condition dt + initial conventionally renovated buildings
                                    Present In 1 View:Used By
                                      Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                      8_8_2 3-flow #9
                                      L
                                      cumulated retrofits (building)
                                      =
                                      energy retrofit dt + initial cumulated retrofits
                                      Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                      8_8_2 3-flow #10
                                      C
                                      Degeneration delay order (dmnl)
                                      = 15
                                      Description: wild guess as an average of all building parts that can be renovated. this means next to nothing happens in the first half of the AT
                                      Present In 1 View:
                                      Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                      8_8_2 3-flow #11
                                      A
                                      effective buildings w. renov. pot. for retrofit (building)
                                      =
                                      buildings with renovation potential*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
                                      Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                      8_8_2 3-flow #12
                                      F,A
                                      energy retrofit (building/Year)
                                      =
                                      renovation*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
                                      Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                      8_8_2 3-flow #13
                                      A
                                      expected retrofit based on total stock in transition ()
                                      = "
                                      effective buildings w. renov. pot. for retrofit"/average time until renovation
                                      Present In 1 View:Used By
                                        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #15
                                        C
                                        fraction of renovations with retrofit opportunity (dmnl )
                                        = 0.5
                                        Description: This value has uncertainty according to Diefenbach et al. 2010 as to what kind of renovations can be considered to pose a retrofit opportunity.First value (1) is the case where any renovation (both plaster and painting) is considered to have retrofit potential (0.019 of 0.019)Second value (0.5) is the case where only plaster repairs are considered to pose retrofit potential so that the max. retrofit rate is 0.0095, which is half of 0.019.
                                        Present In 1 View:
                                        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #16
                                        A
                                        fraction of retrofit opportunities realized (dmnl )
                                        = If then else (
                                        switch policy higher retrofit realization=0,initial fraction of retrofit opportunities realized,initial fraction of retrofit opportunities realized+RAMP((Policy goal fraction of retrofit opportunities realized-initial fraction of retrofit opportunities realized)/Implementation time policy higher retrofit realization , Start time policy higher retrofit realization, Start time policy higher retrofit realization+Implementation time policy higher retrofit realization))
                                        Description: for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #17
                                        C
                                        Implementation time policy higher retrofit realization (Year )
                                        = 10
                                        Present In 1 View:
                                        Used By
                                        • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #18
                                        C
                                        implementation time policy lower av. t. g. cond. (Year)
                                        = 10
                                        Present In 1 View:
                                        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #19
                                        C
                                        implementation time policy lower av. t. utl. renv. (Year)
                                        = 10
                                        Present In 1 View:
                                        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #20
                                        A
                                        initial average time in good condition (Year)
                                        = (
                                        Initial retrofitted buildings+initial conventionally renovated buildings)/initial buildings with renovation potential*initial average time until renovation
                                        Description: For equillibrium put 17.2
                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #21
                                        A
                                        initial average time until renovation (Year)
                                        =
                                        initial buildings with renovation potential/initial renovation rate
                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #22
                                        LI,A
                                        initial buildings with renovation potential (building )
                                        =
                                        initial total building stock-Initial retrofitted buildings-initial conventionally renovated buildings
                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #23
                                        LI,A
                                        initial conventionally renovated buildings (building)
                                        =
                                        Initial retrofitted buildings/initial fraction of renonvation as retrofits*(1-initial fraction of renonvation as retrofits)
                                        Description: The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #24
                                        LI,C
                                        initial cumulated retrofits (building)
                                        = 21
                                        Present In 1 View:
                                        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #25
                                        I
                                        initial fraction of renonvation as retrofits (dmnl)
                                        = INITIAL(
                                        fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized)
                                        Present In 1 View:Used By
                                        • initial conventionally renovated buildings The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
                                        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        Default #26
                                        A
                                        initial fraction of retrofit opportunities realized (dmnl )
                                        =
                                        initial fraction of retrofit opportunities realized_RSSDlookup(fraction of renovations with retrofit opportunity)
                                        Description: If then else(fraction of renovations with retrofit opportunity=1, 0.0085/0.019,If then else (fraction of renovations with retrofit opportunity=0.5, 0.0085/0.0095,0))Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263If Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526Value for other values of Fraction of conventional renovations with retrofit opportunity is set to zero, but could better be something else (e.g. change this into a graph function)Graph-function was interpolated to explore values in between 0.5 and 1 (see calculation initial fraction of retrofit opportunities realized 8_6.xlsx)Fractions outside the range of 0.5 and 1 don't make sense for the sensitivity analysis of the uncertainty, bas they can be considered the upper and lower boundaries.
                                        Present In 1 View:Used By
                                        • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #28
                                        C
                                        initial renovation quota (dmnl/Year)
                                        = 0.019
                                        Description: Calculated from Diefenbach 2010, see xls-chart 0.03 for buildings older 1978 Diefenbach 2010 p.75
                                        Present In 1 View:
                                        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #29
                                        A
                                        initial renovation rate (building/Year)
                                        =
                                        initial renovation quota*initial total building stock
                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #30
                                        LI,C
                                        Initial retrofitted buildings (building)
                                        = 21
                                        Description: 21% Modernisierungsfortschritt Diefenbach 2013 P37, 3825-30% Modernisierungsfortschritt Diefenbach 2010Equilibrium of stock Buildings with renovation potential when this is 24.5
                                        Present In 1 View:
                                        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #32
                                        I
                                        initial total building stock (building)
                                        = INITIAL(
                                        total building stock)
                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                        8_8_2 3-flow #33
                                        A
                                        leaving good condition (building/Year)
                                        =
                                        retrofitted buildings leaving good condition + unretrofitted buildings leaving good condition
                                        Present In 1 View:Used By
                                          Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                          8_8_2 3-flow #35
                                          A
                                          net flow buildings with renovation potential (building/Year)
                                          =
                                          retrofitted buildings leaving good condition+unretrofitted buildings leaving good condition-renovation
                                          Present In 1 View:Used By
                                            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                            8_8_2 3-flow #36
                                            C
                                            Policy goal fraction of retrofit opportunities realized (dmnl )
                                            = 1
                                            Present In 1 View:
                                            Used By
                                            • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                            8_8_2 3-flow #37
                                            A
                                            Quota of conventional renovation retrofit opportunity loss (dmnl/Year)
                                            =
                                            conventional renovation retrofit opportunity loss/total building stock
                                            Present In 1 View:Used By
                                              Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                              8_8_2 3-flow #38
                                              DE,A
                                              renovation (building/Year)
                                              = DELAY N(
                                              unretrofitted buildings leaving good condition + retrofitted buildings leaving good condition, average time until renovation, initial buildings with renovation potential/initial average time until renovation, Renovation delay order )
                                              Present In 1 View:Used ByFeedback Loops: 3 (100,0%) (+) 3  [3,3] (-) 0  [0,0]
                                              8_8_2 3-flow #39
                                              C
                                              Renovation delay order (dmnl )
                                              = 7
                                              Description: wild guess, idea broader than degeneration time because here its peoples decisions/abilities in addition to building properties that create variance. It still means next to nothing happens in the first third of the lifetime
                                              Present In 1 View:
                                              Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                              8_8_2 3-flow #40
                                              A
                                              renovation quota (1/Year)
                                              =
                                              renovation/total building stock
                                              Present In 1 View:Used By
                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                8_8_2 3-flow #41
                                                A
                                                retrofit opportunity (building/Year)
                                                =
                                                conventional renovation retrofit opportunity loss+energy retrofit
                                                Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                8_8_2 3-flow #42
                                                A
                                                Retrofit opportunity quota (1/Year)
                                                =
                                                retrofit opportunity/total building stock
                                                Present In 1 View:Used By
                                                  Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                  8_8_2 3-flow #43
                                                  A
                                                  retrofit quota (1/Year)
                                                  =
                                                  energy retrofit/total building stock
                                                  Present In 1 View:Used By
                                                    Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                    8_8_2 3-flow #44
                                                    L
                                                    retrofitted buildings (building)
                                                    =
                                                    energy retrofit-retrofitted buildings leaving good condition dt + Initial retrofitted buildings
                                                    Present In 1 View:Used By
                                                      Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                      8_8_2 3-flow #45
                                                      DE,F,A
                                                      retrofitted buildings leaving good condition (building/Year)
                                                      = DELAY N(
                                                      energy retrofit, average time in good condition, Initial retrofitted buildings/average time in good condition, Degeneration delay order )
                                                      Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                      8_8_2 3-flow #47
                                                      C
                                                      Start time policy higher retrofit realization (Year )
                                                      = 20
                                                      Present In 1 View:
                                                      Used By
                                                      • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                      Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                      8_8_2 3-flow #48
                                                      C
                                                      start time policy lower av. t. g. cond. (Year)
                                                      = 20
                                                      Present In 1 View:
                                                      Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                      8_8_2 3-flow #49
                                                      C
                                                      start time policy lower av. t. utl renv. (Year)
                                                      = 20
                                                      Present In 1 View:
                                                      Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                      8_8_2 3-flow #50
                                                      C
                                                      switch policy higher retrofit realization (dmnl )
                                                      = 0
                                                      Present In 1 View:
                                                      Used By
                                                      • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                      Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                      8_8_2 3-flow #51
                                                      C
                                                      switch policy lower av. t. g. cond. (dmnl )
                                                      = 0
                                                      Present In 1 View:
                                                      Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                      8_8_2 3-flow #52
                                                      C
                                                      switch policy lower average time until renovation (dmnl )
                                                      = 0
                                                      Present In 1 View:
                                                      Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                      8_8_2 3-flow #55
                                                      C
                                                      total building stock (building)
                                                      = 100
                                                      Present In 1 View:
                                                      Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                      8_8_2 3-flow #56
                                                      A
                                                      total fraction retrofitted (dmnl)
                                                      =
                                                      cumulated retrofits/total building stock
                                                      Present In 1 View:Used By
                                                        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                        8_8_2 3-flow #57
                                                        DE,F,A
                                                        unretrofitted buildings leaving good condition (building/Year)
                                                        = DELAY N( (
                                                        conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss), average time in good condition, initial conventionally renovated buildings/average time in good condition, Degeneration delay order )
                                                        Present In 1 View:Used ByFeedback Loops: 2 (66,7%) (+) 2  [3,3] (-) 0  [0,0]
                                                        Top(Group) 8_8_2 3-flow (49 Variables)
                                                        Group
                                                        Type
                                                        Variable Name And Description
                                                        Thumbnail
                                                        8_8_2 3-flow #1
                                                        C
                                                        % decrease AT good condition by policy (dmnl )
                                                        = 0.575
                                                        Present In 1 View:
                                                        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                        8_8_2 3-flow #2
                                                        C
                                                        % decrease of AT renovation by policy (dmnl )
                                                        = 0.575
                                                        Present In 1 View:
                                                        Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                        8_8_2 3-flow #3
                                                        A
                                                        average time in good condition (Year)
                                                        = (1-"
                                                        switch policy lower av. t. g. cond.")*initial average time in good condition+"switch policy lower av. t. g. cond."*(initial average time in good condition-RAMP(("% decrease AT good condition by policy"*initial average time in good condition)/"implementation time policy lower av. t. g. cond.","start time policy lower av. t. g. cond.","start time policy lower av. t. g. cond."+"implementation time policy lower av. t. g. cond."))
                                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                        8_8_2 3-flow #4
                                                        A
                                                        average time until renovation (Year)
                                                        = (1-
                                                        switch policy lower average time until renovation)*initial average time until renovation+switch policy lower average time until renovation*(initial average time until renovation-RAMP(("% decrease of AT renovation by policy"*initial average time until renovation)/"implementation time policy lower av. t. utl. renv.","start time policy lower av. t. utl renv.","start time policy lower av. t. utl renv."+"implementation time policy lower av. t. utl. renv."))
                                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                        8_8_2 3-flow #5
                                                        L
                                                        buildings with renovation potential (building)
                                                        =
                                                        retrofitted buildings leaving good condition+unretrofitted buildings leaving good condition-conventional renovation no retrofit opportunity-conventional renovation retrofit opportunity loss-energy retrofit dt + initial buildings with renovation potential
                                                        Description: This includes only those building parts that have retrofit potential but not those kind of renovations that cannot be utilized for retrofitting. i.e. rainwater gutters are not at all considered here.
                                                        Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                        8_8_2 3-flow #6
                                                        F,A
                                                        conventional renovation no retrofit opportunity (building/Year)
                                                        =
                                                        renovation*(1-fraction of renovations with retrofit opportunity)
                                                        Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                        8_8_2 3-flow #7
                                                        F,A
                                                        conventional renovation retrofit opportunity loss (building/Year)
                                                        =
                                                        renovation*fraction of renovations with retrofit opportunity*(1-fraction of retrofit opportunities realized)
                                                        Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                        8_8_2 3-flow #8
                                                        L
                                                        conventionally renovated buildings (building)
                                                        =
                                                        conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss-unretrofitted buildings leaving good condition dt + initial conventionally renovated buildings
                                                        Present In 1 View:Used By
                                                          Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                          8_8_2 3-flow #9
                                                          L
                                                          cumulated retrofits (building)
                                                          =
                                                          energy retrofit dt + initial cumulated retrofits
                                                          Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                          8_8_2 3-flow #10
                                                          C
                                                          Degeneration delay order (dmnl)
                                                          = 15
                                                          Description: wild guess as an average of all building parts that can be renovated. this means next to nothing happens in the first half of the AT
                                                          Present In 1 View:
                                                          Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                          8_8_2 3-flow #11
                                                          A
                                                          effective buildings w. renov. pot. for retrofit (building)
                                                          =
                                                          buildings with renovation potential*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
                                                          Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                          8_8_2 3-flow #12
                                                          F,A
                                                          energy retrofit (building/Year)
                                                          =
                                                          renovation*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
                                                          Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                          8_8_2 3-flow #13
                                                          A
                                                          expected retrofit based on total stock in transition ()
                                                          = "
                                                          effective buildings w. renov. pot. for retrofit"/average time until renovation
                                                          Present In 1 View:Used By
                                                            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #15
                                                            C
                                                            fraction of renovations with retrofit opportunity (dmnl )
                                                            = 0.5
                                                            Description: This value has uncertainty according to Diefenbach et al. 2010 as to what kind of renovations can be considered to pose a retrofit opportunity.First value (1) is the case where any renovation (both plaster and painting) is considered to have retrofit potential (0.019 of 0.019)Second value (0.5) is the case where only plaster repairs are considered to pose retrofit potential so that the max. retrofit rate is 0.0095, which is half of 0.019.
                                                            Present In 1 View:
                                                            Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #16
                                                            A
                                                            fraction of retrofit opportunities realized (dmnl )
                                                            = If then else (
                                                            switch policy higher retrofit realization=0,initial fraction of retrofit opportunities realized,initial fraction of retrofit opportunities realized+RAMP((Policy goal fraction of retrofit opportunities realized-initial fraction of retrofit opportunities realized)/Implementation time policy higher retrofit realization , Start time policy higher retrofit realization, Start time policy higher retrofit realization+Implementation time policy higher retrofit realization))
                                                            Description: for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #17
                                                            C
                                                            Implementation time policy higher retrofit realization (Year )
                                                            = 10
                                                            Present In 1 View:
                                                            Used By
                                                            • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #18
                                                            C
                                                            implementation time policy lower av. t. g. cond. (Year)
                                                            = 10
                                                            Present In 1 View:
                                                            Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #19
                                                            C
                                                            implementation time policy lower av. t. utl. renv. (Year)
                                                            = 10
                                                            Present In 1 View:
                                                            Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #20
                                                            A
                                                            initial average time in good condition (Year)
                                                            = (
                                                            Initial retrofitted buildings+initial conventionally renovated buildings)/initial buildings with renovation potential*initial average time until renovation
                                                            Description: For equillibrium put 17.2
                                                            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #21
                                                            A
                                                            initial average time until renovation (Year)
                                                            =
                                                            initial buildings with renovation potential/initial renovation rate
                                                            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #22
                                                            LI,A
                                                            initial buildings with renovation potential (building )
                                                            =
                                                            initial total building stock-Initial retrofitted buildings-initial conventionally renovated buildings
                                                            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #23
                                                            LI,A
                                                            initial conventionally renovated buildings (building)
                                                            =
                                                            Initial retrofitted buildings/initial fraction of renonvation as retrofits*(1-initial fraction of renonvation as retrofits)
                                                            Description: The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
                                                            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #24
                                                            LI,C
                                                            initial cumulated retrofits (building)
                                                            = 21
                                                            Present In 1 View:
                                                            Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #25
                                                            I
                                                            initial fraction of renonvation as retrofits (dmnl)
                                                            = INITIAL(
                                                            fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized)
                                                            Present In 1 View:Used By
                                                            • initial conventionally renovated buildings The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
                                                            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #28
                                                            C
                                                            initial renovation quota (dmnl/Year)
                                                            = 0.019
                                                            Description: Calculated from Diefenbach 2010, see xls-chart 0.03 for buildings older 1978 Diefenbach 2010 p.75
                                                            Present In 1 View:
                                                            Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #29
                                                            A
                                                            initial renovation rate (building/Year)
                                                            =
                                                            initial renovation quota*initial total building stock
                                                            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #30
                                                            LI,C
                                                            Initial retrofitted buildings (building)
                                                            = 21
                                                            Description: 21% Modernisierungsfortschritt Diefenbach 2013 P37, 3825-30% Modernisierungsfortschritt Diefenbach 2010Equilibrium of stock Buildings with renovation potential when this is 24.5
                                                            Present In 1 View:
                                                            Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #32
                                                            I
                                                            initial total building stock (building)
                                                            = INITIAL(
                                                            total building stock)
                                                            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                            8_8_2 3-flow #33
                                                            A
                                                            leaving good condition (building/Year)
                                                            =
                                                            retrofitted buildings leaving good condition + unretrofitted buildings leaving good condition
                                                            Present In 1 View:Used By
                                                              Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                              8_8_2 3-flow #35
                                                              A
                                                              net flow buildings with renovation potential (building/Year)
                                                              =
                                                              retrofitted buildings leaving good condition+unretrofitted buildings leaving good condition-renovation
                                                              Present In 1 View:Used By
                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                8_8_2 3-flow #36
                                                                C
                                                                Policy goal fraction of retrofit opportunities realized (dmnl )
                                                                = 1
                                                                Present In 1 View:
                                                                Used By
                                                                • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                8_8_2 3-flow #37
                                                                A
                                                                Quota of conventional renovation retrofit opportunity loss (dmnl/Year)
                                                                =
                                                                conventional renovation retrofit opportunity loss/total building stock
                                                                Present In 1 View:Used By
                                                                  Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                  8_8_2 3-flow #38
                                                                  DE,A
                                                                  renovation (building/Year)
                                                                  = DELAY N(
                                                                  unretrofitted buildings leaving good condition + retrofitted buildings leaving good condition, average time until renovation, initial buildings with renovation potential/initial average time until renovation, Renovation delay order )
                                                                  Present In 1 View:Used ByFeedback Loops: 3 (100,0%) (+) 3  [3,3] (-) 0  [0,0]
                                                                  8_8_2 3-flow #39
                                                                  C
                                                                  Renovation delay order (dmnl )
                                                                  = 7
                                                                  Description: wild guess, idea broader than degeneration time because here its peoples decisions/abilities in addition to building properties that create variance. It still means next to nothing happens in the first third of the lifetime
                                                                  Present In 1 View:
                                                                  Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                  8_8_2 3-flow #40
                                                                  A
                                                                  renovation quota (1/Year)
                                                                  =
                                                                  renovation/total building stock
                                                                  Present In 1 View:Used By
                                                                    Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                    8_8_2 3-flow #41
                                                                    A
                                                                    retrofit opportunity (building/Year)
                                                                    =
                                                                    conventional renovation retrofit opportunity loss+energy retrofit
                                                                    Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                    8_8_2 3-flow #42
                                                                    A
                                                                    Retrofit opportunity quota (1/Year)
                                                                    =
                                                                    retrofit opportunity/total building stock
                                                                    Present In 1 View:Used By
                                                                      Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                      8_8_2 3-flow #43
                                                                      A
                                                                      retrofit quota (1/Year)
                                                                      =
                                                                      energy retrofit/total building stock
                                                                      Present In 1 View:Used By
                                                                        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                        8_8_2 3-flow #44
                                                                        L
                                                                        retrofitted buildings (building)
                                                                        =
                                                                        energy retrofit-retrofitted buildings leaving good condition dt + Initial retrofitted buildings
                                                                        Present In 1 View:Used By
                                                                          Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                          8_8_2 3-flow #45
                                                                          DE,F,A
                                                                          retrofitted buildings leaving good condition (building/Year)
                                                                          = DELAY N(
                                                                          energy retrofit, average time in good condition, Initial retrofitted buildings/average time in good condition, Degeneration delay order )
                                                                          Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                          8_8_2 3-flow #47
                                                                          C
                                                                          Start time policy higher retrofit realization (Year )
                                                                          = 20
                                                                          Present In 1 View:
                                                                          Used By
                                                                          • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                          Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                          8_8_2 3-flow #48
                                                                          C
                                                                          start time policy lower av. t. g. cond. (Year)
                                                                          = 20
                                                                          Present In 1 View:
                                                                          Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                          8_8_2 3-flow #49
                                                                          C
                                                                          start time policy lower av. t. utl renv. (Year)
                                                                          = 20
                                                                          Present In 1 View:
                                                                          Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                          8_8_2 3-flow #50
                                                                          C
                                                                          switch policy higher retrofit realization (dmnl )
                                                                          = 0
                                                                          Present In 1 View:
                                                                          Used By
                                                                          • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                          Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                          8_8_2 3-flow #51
                                                                          C
                                                                          switch policy lower av. t. g. cond. (dmnl )
                                                                          = 0
                                                                          Present In 1 View:
                                                                          Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                          8_8_2 3-flow #52
                                                                          C
                                                                          switch policy lower average time until renovation (dmnl )
                                                                          = 0
                                                                          Present In 1 View:
                                                                          Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                          8_8_2 3-flow #55
                                                                          C
                                                                          total building stock (building)
                                                                          = 100
                                                                          Present In 1 View:
                                                                          Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                          8_8_2 3-flow #56
                                                                          A
                                                                          total fraction retrofitted (dmnl)
                                                                          =
                                                                          cumulated retrofits/total building stock
                                                                          Present In 1 View:Used By
                                                                            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                            8_8_2 3-flow #57
                                                                            DE,F,A
                                                                            unretrofitted buildings leaving good condition (building/Year)
                                                                            = DELAY N( (
                                                                            conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss), average time in good condition, initial conventionally renovated buildings/average time in good condition, Degeneration delay order )
                                                                            Present In 1 View:Used ByFeedback Loops: 2 (66,7%) (+) 2  [3,3] (-) 0  [0,0]
                                                                            Top(Group) Default (1 Variables)
                                                                            Group
                                                                            Type
                                                                            Variable Name And Description
                                                                            Thumbnail
                                                                            Default #26
                                                                            A
                                                                            initial fraction of retrofit opportunities realized (dmnl )
                                                                            =
                                                                            initial fraction of retrofit opportunities realized_RSSDlookup(fraction of renovations with retrofit opportunity)
                                                                            Description: If then else(fraction of renovations with retrofit opportunity=1, 0.0085/0.019,If then else (fraction of renovations with retrofit opportunity=0.5, 0.0085/0.0095,0))Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263If Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526Value for other values of Fraction of conventional renovations with retrofit opportunity is set to zero, but could better be something else (e.g. change this into a graph function)Graph-function was interpolated to explore values in between 0.5 and 1 (see calculation initial fraction of retrofit opportunities realized 8_6.xlsx)Fractions outside the range of 0.5 and 1 don't make sense for the sensitivity analysis of the uncertainty, bas they can be considered the upper and lower boundaries.
                                                                            Present In 1 View:Used By
                                                                            • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                            Top(Type) Level (4 Variables)
                                                                            Group
                                                                            Type
                                                                            Variable Name And Description
                                                                            Thumbnail
                                                                            8_8_2 3-flow #5
                                                                            L
                                                                            buildings with renovation potential (building)
                                                                            =
                                                                            retrofitted buildings leaving good condition+unretrofitted buildings leaving good condition-conventional renovation no retrofit opportunity-conventional renovation retrofit opportunity loss-energy retrofit dt + initial buildings with renovation potential
                                                                            Description: This includes only those building parts that have retrofit potential but not those kind of renovations that cannot be utilized for retrofitting. i.e. rainwater gutters are not at all considered here.
                                                                            Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                            8_8_2 3-flow #8
                                                                            L
                                                                            conventionally renovated buildings (building)
                                                                            =
                                                                            conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss-unretrofitted buildings leaving good condition dt + initial conventionally renovated buildings
                                                                            Present In 1 View:Used By
                                                                              Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                              8_8_2 3-flow #9
                                                                              L
                                                                              cumulated retrofits (building)
                                                                              =
                                                                              energy retrofit dt + initial cumulated retrofits
                                                                              Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                              8_8_2 3-flow #44
                                                                              L
                                                                              retrofitted buildings (building)
                                                                              =
                                                                              energy retrofit-retrofitted buildings leaving good condition dt + Initial retrofitted buildings
                                                                              Present In 1 View:Used By
                                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                Top(Type) Smooth (0 Variables)
                                                                                Group
                                                                                Type
                                                                                Variable Name And Description
                                                                                Thumbnail
                                                                                Top(Type) Delay (3 Variables)
                                                                                Group
                                                                                Type
                                                                                Variable Name And Description
                                                                                Thumbnail
                                                                                8_8_2 3-flow #38
                                                                                DE,A
                                                                                renovation (building/Year)
                                                                                = DELAY N(
                                                                                unretrofitted buildings leaving good condition + retrofitted buildings leaving good condition, average time until renovation, initial buildings with renovation potential/initial average time until renovation, Renovation delay order )
                                                                                Present In 1 View:Used ByFeedback Loops: 3 (100,0%) (+) 3  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #45
                                                                                DE,F,A
                                                                                retrofitted buildings leaving good condition (building/Year)
                                                                                = DELAY N(
                                                                                energy retrofit, average time in good condition, Initial retrofitted buildings/average time in good condition, Degeneration delay order )
                                                                                Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #57
                                                                                DE,F,A
                                                                                unretrofitted buildings leaving good condition (building/Year)
                                                                                = DELAY N( (
                                                                                conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss), average time in good condition, initial conventionally renovated buildings/average time in good condition, Degeneration delay order )
                                                                                Present In 1 View:Used ByFeedback Loops: 2 (66,7%) (+) 2  [3,3] (-) 0  [0,0]
                                                                                Top(Type) Level Initial (4 Variables)
                                                                                Group
                                                                                Type
                                                                                Variable Name And Description
                                                                                Thumbnail
                                                                                8_8_2 3-flow #22
                                                                                LI,A
                                                                                initial buildings with renovation potential (building )
                                                                                =
                                                                                initial total building stock-Initial retrofitted buildings-initial conventionally renovated buildings
                                                                                Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #23
                                                                                LI,A
                                                                                initial conventionally renovated buildings (building)
                                                                                =
                                                                                Initial retrofitted buildings/initial fraction of renonvation as retrofits*(1-initial fraction of renonvation as retrofits)
                                                                                Description: The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
                                                                                Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #24
                                                                                LI,C
                                                                                initial cumulated retrofits (building)
                                                                                = 21
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #30
                                                                                LI,C
                                                                                Initial retrofitted buildings (building)
                                                                                = 21
                                                                                Description: 21% Modernisierungsfortschritt Diefenbach 2013 P37, 3825-30% Modernisierungsfortschritt Diefenbach 2010Equilibrium of stock Buildings with renovation potential when this is 24.5
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                Top(Type) Initial (2 Variables)
                                                                                Group
                                                                                Type
                                                                                Variable Name And Description
                                                                                Thumbnail
                                                                                8_8_2 3-flow #25
                                                                                I
                                                                                initial fraction of renonvation as retrofits (dmnl)
                                                                                = INITIAL(
                                                                                fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized)
                                                                                Present In 1 View:Used By
                                                                                • initial conventionally renovated buildings The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
                                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #32
                                                                                I
                                                                                initial total building stock (building)
                                                                                = INITIAL(
                                                                                total building stock)
                                                                                Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                Top(Type) Constant (19 Variables)
                                                                                Group
                                                                                Type
                                                                                Variable Name And Description
                                                                                Thumbnail
                                                                                8_8_2 3-flow #1
                                                                                C
                                                                                % decrease AT good condition by policy (dmnl )
                                                                                = 0.575
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #2
                                                                                C
                                                                                % decrease of AT renovation by policy (dmnl )
                                                                                = 0.575
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #10
                                                                                C
                                                                                Degeneration delay order (dmnl)
                                                                                = 15
                                                                                Description: wild guess as an average of all building parts that can be renovated. this means next to nothing happens in the first half of the AT
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #15
                                                                                C
                                                                                fraction of renovations with retrofit opportunity (dmnl )
                                                                                = 0.5
                                                                                Description: This value has uncertainty according to Diefenbach et al. 2010 as to what kind of renovations can be considered to pose a retrofit opportunity.First value (1) is the case where any renovation (both plaster and painting) is considered to have retrofit potential (0.019 of 0.019)Second value (0.5) is the case where only plaster repairs are considered to pose retrofit potential so that the max. retrofit rate is 0.0095, which is half of 0.019.
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #17
                                                                                C
                                                                                Implementation time policy higher retrofit realization (Year )
                                                                                = 10
                                                                                Present In 1 View:
                                                                                Used By
                                                                                • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #18
                                                                                C
                                                                                implementation time policy lower av. t. g. cond. (Year)
                                                                                = 10
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #19
                                                                                C
                                                                                implementation time policy lower av. t. utl. renv. (Year)
                                                                                = 10
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #24
                                                                                LI,C
                                                                                initial cumulated retrofits (building)
                                                                                = 21
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #28
                                                                                C
                                                                                initial renovation quota (dmnl/Year)
                                                                                = 0.019
                                                                                Description: Calculated from Diefenbach 2010, see xls-chart 0.03 for buildings older 1978 Diefenbach 2010 p.75
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #30
                                                                                LI,C
                                                                                Initial retrofitted buildings (building)
                                                                                = 21
                                                                                Description: 21% Modernisierungsfortschritt Diefenbach 2013 P37, 3825-30% Modernisierungsfortschritt Diefenbach 2010Equilibrium of stock Buildings with renovation potential when this is 24.5
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #36
                                                                                C
                                                                                Policy goal fraction of retrofit opportunities realized (dmnl )
                                                                                = 1
                                                                                Present In 1 View:
                                                                                Used By
                                                                                • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #39
                                                                                C
                                                                                Renovation delay order (dmnl )
                                                                                = 7
                                                                                Description: wild guess, idea broader than degeneration time because here its peoples decisions/abilities in addition to building properties that create variance. It still means next to nothing happens in the first third of the lifetime
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #47
                                                                                C
                                                                                Start time policy higher retrofit realization (Year )
                                                                                = 20
                                                                                Present In 1 View:
                                                                                Used By
                                                                                • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #48
                                                                                C
                                                                                start time policy lower av. t. g. cond. (Year)
                                                                                = 20
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #49
                                                                                C
                                                                                start time policy lower av. t. utl renv. (Year)
                                                                                = 20
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #50
                                                                                C
                                                                                switch policy higher retrofit realization (dmnl )
                                                                                = 0
                                                                                Present In 1 View:
                                                                                Used By
                                                                                • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #51
                                                                                C
                                                                                switch policy lower av. t. g. cond. (dmnl )
                                                                                = 0
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #52
                                                                                C
                                                                                switch policy lower average time until renovation (dmnl )
                                                                                = 0
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #55
                                                                                C
                                                                                total building stock (building)
                                                                                = 100
                                                                                Present In 1 View:
                                                                                Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                Top(Type) Flow (5 Variables)
                                                                                Group
                                                                                Type
                                                                                Variable Name And Description
                                                                                Thumbnail
                                                                                8_8_2 3-flow #6
                                                                                F,A
                                                                                conventional renovation no retrofit opportunity (building/Year)
                                                                                =
                                                                                renovation*(1-fraction of renovations with retrofit opportunity)
                                                                                Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #7
                                                                                F,A
                                                                                conventional renovation retrofit opportunity loss (building/Year)
                                                                                =
                                                                                renovation*fraction of renovations with retrofit opportunity*(1-fraction of retrofit opportunities realized)
                                                                                Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #12
                                                                                F,A
                                                                                energy retrofit (building/Year)
                                                                                =
                                                                                renovation*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
                                                                                Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #45
                                                                                DE,F,A
                                                                                retrofitted buildings leaving good condition (building/Year)
                                                                                = DELAY N(
                                                                                energy retrofit, average time in good condition, Initial retrofitted buildings/average time in good condition, Degeneration delay order )
                                                                                Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #57
                                                                                DE,F,A
                                                                                unretrofitted buildings leaving good condition (building/Year)
                                                                                = DELAY N( (
                                                                                conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss), average time in good condition, initial conventionally renovated buildings/average time in good condition, Degeneration delay order )
                                                                                Present In 1 View:Used ByFeedback Loops: 2 (66,7%) (+) 2  [3,3] (-) 0  [0,0]
                                                                                Top(Type) Auxiliary (27 Variables)
                                                                                Group
                                                                                Type
                                                                                Variable Name And Description
                                                                                Thumbnail
                                                                                8_8_2 3-flow #3
                                                                                A
                                                                                average time in good condition (Year)
                                                                                = (1-"
                                                                                switch policy lower av. t. g. cond.")*initial average time in good condition+"switch policy lower av. t. g. cond."*(initial average time in good condition-RAMP(("% decrease AT good condition by policy"*initial average time in good condition)/"implementation time policy lower av. t. g. cond.","start time policy lower av. t. g. cond.","start time policy lower av. t. g. cond."+"implementation time policy lower av. t. g. cond."))
                                                                                Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #4
                                                                                A
                                                                                average time until renovation (Year)
                                                                                = (1-
                                                                                switch policy lower average time until renovation)*initial average time until renovation+switch policy lower average time until renovation*(initial average time until renovation-RAMP(("% decrease of AT renovation by policy"*initial average time until renovation)/"implementation time policy lower av. t. utl. renv.","start time policy lower av. t. utl renv.","start time policy lower av. t. utl renv."+"implementation time policy lower av. t. utl. renv."))
                                                                                Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #6
                                                                                F,A
                                                                                conventional renovation no retrofit opportunity (building/Year)
                                                                                =
                                                                                renovation*(1-fraction of renovations with retrofit opportunity)
                                                                                Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #7
                                                                                F,A
                                                                                conventional renovation retrofit opportunity loss (building/Year)
                                                                                =
                                                                                renovation*fraction of renovations with retrofit opportunity*(1-fraction of retrofit opportunities realized)
                                                                                Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #11
                                                                                A
                                                                                effective buildings w. renov. pot. for retrofit (building)
                                                                                =
                                                                                buildings with renovation potential*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
                                                                                Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                8_8_2 3-flow #12
                                                                                F,A
                                                                                energy retrofit (building/Year)
                                                                                =
                                                                                renovation*fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized
                                                                                Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                8_8_2 3-flow #13
                                                                                A
                                                                                expected retrofit based on total stock in transition ()
                                                                                = "
                                                                                effective buildings w. renov. pot. for retrofit"/average time until renovation
                                                                                Present In 1 View:Used By
                                                                                  Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #16
                                                                                  A
                                                                                  fraction of retrofit opportunities realized (dmnl )
                                                                                  = If then else (
                                                                                  switch policy higher retrofit realization=0,initial fraction of retrofit opportunities realized,initial fraction of retrofit opportunities realized+RAMP((Policy goal fraction of retrofit opportunities realized-initial fraction of retrofit opportunities realized)/Implementation time policy higher retrofit realization , Start time policy higher retrofit realization, Start time policy higher retrofit realization+Implementation time policy higher retrofit realization))
                                                                                  Description: for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                                  Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #20
                                                                                  A
                                                                                  initial average time in good condition (Year)
                                                                                  = (
                                                                                  Initial retrofitted buildings+initial conventionally renovated buildings)/initial buildings with renovation potential*initial average time until renovation
                                                                                  Description: For equillibrium put 17.2
                                                                                  Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #21
                                                                                  A
                                                                                  initial average time until renovation (Year)
                                                                                  =
                                                                                  initial buildings with renovation potential/initial renovation rate
                                                                                  Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #22
                                                                                  LI,A
                                                                                  initial buildings with renovation potential (building )
                                                                                  =
                                                                                  initial total building stock-Initial retrofitted buildings-initial conventionally renovated buildings
                                                                                  Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #23
                                                                                  LI,A
                                                                                  initial conventionally renovated buildings (building)
                                                                                  =
                                                                                  Initial retrofitted buildings/initial fraction of renonvation as retrofits*(1-initial fraction of renonvation as retrofits)
                                                                                  Description: The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
                                                                                  Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #25
                                                                                  I
                                                                                  initial fraction of renonvation as retrofits (dmnl)
                                                                                  = INITIAL(
                                                                                  fraction of renovations with retrofit opportunity*fraction of retrofit opportunities realized)
                                                                                  Present In 1 View:Used By
                                                                                  • initial conventionally renovated buildings The idea underlying the flow-equilibrium initialization is that if the fraction of retrofit opportunities realized fraction of renovations with retrofit opportunity had been constant in the past, the ratio of the stocks should be equal to the ratio of the rates that flow into them.
                                                                                  Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  Default #26
                                                                                  A
                                                                                  initial fraction of retrofit opportunities realized (dmnl )
                                                                                  =
                                                                                  initial fraction of retrofit opportunities realized_RSSDlookup(fraction of renovations with retrofit opportunity)
                                                                                  Description: If then else(fraction of renovations with retrofit opportunity=1, 0.0085/0.019,If then else (fraction of renovations with retrofit opportunity=0.5, 0.0085/0.0095,0))Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263If Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526Value for other values of Fraction of conventional renovations with retrofit opportunity is set to zero, but could better be something else (e.g. change this into a graph function)Graph-function was interpolated to explore values in between 0.5 and 1 (see calculation initial fraction of retrofit opportunities realized 8_6.xlsx)Fractions outside the range of 0.5 and 1 don't make sense for the sensitivity analysis of the uncertainty, bas they can be considered the upper and lower boundaries.
                                                                                  Present In 1 View:Used By
                                                                                  • fraction of retrofit opportunities realized for BAU make start first line with 1, for policy run start second line with 1Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263 b) Policy scenario: ramp up from 0.0085/0.019 to 1 in 30 yearsIf Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526 b) Policy scenario: ramp up from 0.0085/0.0095 to 1 in 30 years1*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019,0.0085/0.0095)+0*If then else(fraction of conventional renovations with retrofit opportunity=1, 0.0085/0.019+RAMP( (1-(0.0085/0.019))/(60-30) , 30 , 60 ),0.0085/0.0095+RAMP( (1-(0.0085/0.0095))/(60-30) , 30 , 60 ))
                                                                                  Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #29
                                                                                  A
                                                                                  initial renovation rate (building/Year)
                                                                                  =
                                                                                  initial renovation quota*initial total building stock
                                                                                  Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #32
                                                                                  I
                                                                                  initial total building stock (building)
                                                                                  = INITIAL(
                                                                                  total building stock)
                                                                                  Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                  8_8_2 3-flow #33
                                                                                  A
                                                                                  leaving good condition (building/Year)
                                                                                  =
                                                                                  retrofitted buildings leaving good condition + unretrofitted buildings leaving good condition
                                                                                  Present In 1 View:Used By
                                                                                    Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                    8_8_2 3-flow #35
                                                                                    A
                                                                                    net flow buildings with renovation potential (building/Year)
                                                                                    =
                                                                                    retrofitted buildings leaving good condition+unretrofitted buildings leaving good condition-renovation
                                                                                    Present In 1 View:Used By
                                                                                      Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                      8_8_2 3-flow #37
                                                                                      A
                                                                                      Quota of conventional renovation retrofit opportunity loss (dmnl/Year)
                                                                                      =
                                                                                      conventional renovation retrofit opportunity loss/total building stock
                                                                                      Present In 1 View:Used By
                                                                                        Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                        8_8_2 3-flow #38
                                                                                        DE,A
                                                                                        renovation (building/Year)
                                                                                        = DELAY N(
                                                                                        unretrofitted buildings leaving good condition + retrofitted buildings leaving good condition, average time until renovation, initial buildings with renovation potential/initial average time until renovation, Renovation delay order )
                                                                                        Present In 1 View:Used ByFeedback Loops: 3 (100,0%) (+) 3  [3,3] (-) 0  [0,0]
                                                                                        8_8_2 3-flow #40
                                                                                        A
                                                                                        renovation quota (1/Year)
                                                                                        =
                                                                                        renovation/total building stock
                                                                                        Present In 1 View:Used By
                                                                                          Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                          8_8_2 3-flow #41
                                                                                          A
                                                                                          retrofit opportunity (building/Year)
                                                                                          =
                                                                                          conventional renovation retrofit opportunity loss+energy retrofit
                                                                                          Present In 1 View:Used ByFeedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                          8_8_2 3-flow #42
                                                                                          A
                                                                                          Retrofit opportunity quota (1/Year)
                                                                                          =
                                                                                          retrofit opportunity/total building stock
                                                                                          Present In 1 View:Used By
                                                                                            Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                            8_8_2 3-flow #43
                                                                                            A
                                                                                            retrofit quota (1/Year)
                                                                                            =
                                                                                            energy retrofit/total building stock
                                                                                            Present In 1 View:Used By
                                                                                              Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                              8_8_2 3-flow #45
                                                                                              DE,F,A
                                                                                              retrofitted buildings leaving good condition (building/Year)
                                                                                              = DELAY N(
                                                                                              energy retrofit, average time in good condition, Initial retrofitted buildings/average time in good condition, Degeneration delay order )
                                                                                              Present In 1 View:Used ByFeedback Loops: 1 (33,3%) (+) 1  [3,3] (-) 0  [0,0]
                                                                                              8_8_2 3-flow #56
                                                                                              A
                                                                                              total fraction retrofitted (dmnl)
                                                                                              =
                                                                                              cumulated retrofits/total building stock
                                                                                              Present In 1 View:Used By
                                                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]
                                                                                                8_8_2 3-flow #57
                                                                                                DE,F,A
                                                                                                unretrofitted buildings leaving good condition (building/Year)
                                                                                                = DELAY N( (
                                                                                                conventional renovation no retrofit opportunity+conventional renovation retrofit opportunity loss), average time in good condition, initial conventionally renovated buildings/average time in good condition, Degeneration delay order )
                                                                                                Present In 1 View:Used ByFeedback Loops: 2 (66,7%) (+) 2  [3,3] (-) 0  [0,0]
                                                                                                Top(Type) Subscripts (0 Variables)
                                                                                                Group
                                                                                                Type
                                                                                                Variable Name And Description
                                                                                                Thumbnail
                                                                                                Top(Type) Data (0 Variables)
                                                                                                Group
                                                                                                Type
                                                                                                Variable Name And Description
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                                                                                                Top(Type) Game (0 Variables)
                                                                                                Group
                                                                                                Type
                                                                                                Variable Name And Description
                                                                                                Thumbnail
                                                                                                Top(Type) Lookup (1 Variables)
                                                                                                Group
                                                                                                Type
                                                                                                Variable Name And Description
                                                                                                Default #27
                                                                                                A,D,T
                                                                                                initial fraction of retrofit opportunities realized_RSSDlookup (dmnl)
                                                                                                initial fraction of retrofit opportunities realized_RSSDlookup([(0.5,0)-(1,1)],(0.5,0.894737),(0.6,0.745614),(0.7,0.639098),(0.8,0.559211),(0.9,0.497076),(1,0.447368) )

                                                                                                Description: Autogenerated
                                                                                                Present In 1 View:
                                                                                                Used By
                                                                                                • initial fraction of retrofit opportunities realized If then else(fraction of renovations with retrofit opportunity=1, 0.0085/0.019,If then else (fraction of renovations with retrofit opportunity=0.5, 0.0085/0.0095,0))Calculated from Diefenbach 2010, see xls-chartIf Fraction of conventional renovations with retrofit opportunity = 1, then: a) BAU: 0.0085/0.019≈0.44736842105263If Fraction of conventional renovations with retrofit opportunity = 0.5, then: a) BAU: 0.0085/0.0095≈0.89473684210526Value for other values of Fraction of conventional renovations with retrofit opportunity is set to zero, but could better be something else (e.g. change this into a graph function)Graph-function was interpolated to explore values in between 0.5 and 1 (see calculation initial fraction of retrofit opportunities realized 8_6.xlsx)Fractions outside the range of 0.5 and 1 don't make sense for the sensitivity analysis of the uncertainty, bas they can be considered the upper and lower boundaries.
                                                                                                Feedback Loops: 0 (0,0%) (+) 0  [0,0] (-) 0  [0,0]


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                                                                                                All Variables (54)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                8_8_2 3-flowC% decrease AT good condition by policy (dmnl )
                                                                                                8_8_2 3-flowC% decrease of AT renovation by policy (dmnl )
                                                                                                8_8_2 3-flowAaverage time in good condition (Year)
                                                                                                8_8_2 3-flowAaverage time until renovation (Year)
                                                                                                8_8_2 3-flowLbuildings with renovation potential (building)
                                                                                                8_8_2 3-flowF,Aconventional renovation no retrofit opportunity (building/Year)
                                                                                                8_8_2 3-flowF,Aconventional renovation retrofit opportunity loss (building/Year)
                                                                                                8_8_2 3-flowLconventionally renovated buildings (building)
                                                                                                8_8_2 3-flowLcumulated retrofits (building)
                                                                                                8_8_2 3-flowCDegeneration delay order (dmnl)
                                                                                                8_8_2 3-flowAeffective buildings w. renov. pot. for retrofit (building)
                                                                                                8_8_2 3-flowF,Aenergy retrofit (building/Year)
                                                                                                8_8_2 3-flowAexpected retrofit based on total stock in transition ()
                                                                                                .ControlCFINAL TIME (Year )
                                                                                                8_8_2 3-flowCfraction of renovations with retrofit opportunity (dmnl )
                                                                                                8_8_2 3-flowAfraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowCImplementation time policy higher retrofit realization (Year )
                                                                                                8_8_2 3-flowCimplementation time policy lower av. t. g. cond. (Year)
                                                                                                8_8_2 3-flowCimplementation time policy lower av. t. utl. renv. (Year)
                                                                                                8_8_2 3-flowAinitial average time in good condition (Year)
                                                                                                8_8_2 3-flowAinitial average time until renovation (Year)
                                                                                                8_8_2 3-flowLI,Ainitial buildings with renovation potential (building )
                                                                                                8_8_2 3-flowLI,Ainitial conventionally renovated buildings (building)
                                                                                                8_8_2 3-flowLI,Cinitial cumulated retrofits (building)
                                                                                                8_8_2 3-flowIinitial fraction of renonvation as retrofits (dmnl)
                                                                                                DefaultAinitial fraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowCinitial renovation quota (dmnl/Year)
                                                                                                8_8_2 3-flowAinitial renovation rate (building/Year)
                                                                                                8_8_2 3-flowLI,CInitial retrofitted buildings (building)
                                                                                                .ControlCINITIAL TIME (Year)
                                                                                                8_8_2 3-flowIinitial total building stock (building)
                                                                                                8_8_2 3-flowAleaving good condition (building/Year)
                                                                                                8_8_2 3-flowAnet flow buildings with renovation potential (building/Year)
                                                                                                8_8_2 3-flowCPolicy goal fraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowAQuota of conventional renovation retrofit opportunity loss (dmnl/Year)
                                                                                                8_8_2 3-flowDE,Arenovation (building/Year)
                                                                                                8_8_2 3-flowCRenovation delay order (dmnl )
                                                                                                8_8_2 3-flowArenovation quota (1/Year)
                                                                                                8_8_2 3-flowAretrofit opportunity (building/Year)
                                                                                                8_8_2 3-flowARetrofit opportunity quota (1/Year)
                                                                                                8_8_2 3-flowAretrofit quota (1/Year)
                                                                                                8_8_2 3-flowLretrofitted buildings (building)
                                                                                                8_8_2 3-flowDE,F,Aretrofitted buildings leaving good condition (building/Year)
                                                                                                .ControlCSAVEPER (Year )
                                                                                                8_8_2 3-flowCStart time policy higher retrofit realization (Year )
                                                                                                8_8_2 3-flowCstart time policy lower av. t. g. cond. (Year)
                                                                                                8_8_2 3-flowCstart time policy lower av. t. utl renv. (Year)
                                                                                                8_8_2 3-flowCswitch policy higher retrofit realization (dmnl )
                                                                                                8_8_2 3-flowCswitch policy lower av. t. g. cond. (dmnl )
                                                                                                8_8_2 3-flowCswitch policy lower average time until renovation (dmnl )
                                                                                                .ControlCTIME STEP (Year )
                                                                                                8_8_2 3-flowCtotal building stock (building)
                                                                                                8_8_2 3-flowAtotal fraction retrofitted (dmnl)
                                                                                                8_8_2 3-flowDE,F,Aunretrofitted buildings leaving good condition (building/Year)



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                                                                                                Undocumented Variables (40)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                8_8_2 3-flowC% decrease AT good condition by policy (dmnl )
                                                                                                8_8_2 3-flowC% decrease of AT renovation by policy (dmnl )
                                                                                                8_8_2 3-flowAaverage time in good condition (Year)
                                                                                                8_8_2 3-flowAaverage time until renovation (Year)
                                                                                                8_8_2 3-flowF,Aconventional renovation no retrofit opportunity (building/Year)
                                                                                                8_8_2 3-flowF,Aconventional renovation retrofit opportunity loss (building/Year)
                                                                                                8_8_2 3-flowLconventionally renovated buildings (building)
                                                                                                8_8_2 3-flowLcumulated retrofits (building)
                                                                                                8_8_2 3-flowAeffective buildings w. renov. pot. for retrofit (building)
                                                                                                8_8_2 3-flowF,Aenergy retrofit (building/Year)
                                                                                                8_8_2 3-flowAexpected retrofit based on total stock in transition ()
                                                                                                8_8_2 3-flowCImplementation time policy higher retrofit realization (Year )
                                                                                                8_8_2 3-flowCimplementation time policy lower av. t. g. cond. (Year)
                                                                                                8_8_2 3-flowCimplementation time policy lower av. t. utl. renv. (Year)
                                                                                                8_8_2 3-flowAinitial average time until renovation (Year)
                                                                                                8_8_2 3-flowLI,Ainitial buildings with renovation potential (building )
                                                                                                8_8_2 3-flowLI,Cinitial cumulated retrofits (building)
                                                                                                8_8_2 3-flowIinitial fraction of renonvation as retrofits (dmnl)
                                                                                                8_8_2 3-flowAinitial renovation rate (building/Year)
                                                                                                8_8_2 3-flowIinitial total building stock (building)
                                                                                                8_8_2 3-flowAleaving good condition (building/Year)
                                                                                                8_8_2 3-flowAnet flow buildings with renovation potential (building/Year)
                                                                                                8_8_2 3-flowCPolicy goal fraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowAQuota of conventional renovation retrofit opportunity loss (dmnl/Year)
                                                                                                8_8_2 3-flowDE,Arenovation (building/Year)
                                                                                                8_8_2 3-flowArenovation quota (1/Year)
                                                                                                8_8_2 3-flowAretrofit opportunity (building/Year)
                                                                                                8_8_2 3-flowARetrofit opportunity quota (1/Year)
                                                                                                8_8_2 3-flowAretrofit quota (1/Year)
                                                                                                8_8_2 3-flowLretrofitted buildings (building)
                                                                                                8_8_2 3-flowDE,F,Aretrofitted buildings leaving good condition (building/Year)
                                                                                                8_8_2 3-flowCStart time policy higher retrofit realization (Year )
                                                                                                8_8_2 3-flowCstart time policy lower av. t. g. cond. (Year)
                                                                                                8_8_2 3-flowCstart time policy lower av. t. utl renv. (Year)
                                                                                                8_8_2 3-flowCswitch policy higher retrofit realization (dmnl )
                                                                                                8_8_2 3-flowCswitch policy lower av. t. g. cond. (dmnl )
                                                                                                8_8_2 3-flowCswitch policy lower average time until renovation (dmnl )
                                                                                                8_8_2 3-flowCtotal building stock (building)
                                                                                                8_8_2 3-flowAtotal fraction retrofitted (dmnl)
                                                                                                8_8_2 3-flowDE,F,Aunretrofitted buildings leaving good condition (building/Year)



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                                                                                                Supplementary Variables (0)

                                                                                                Group
                                                                                                Type
                                                                                                Variable



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                                                                                                Supplementary Variables Being Used (0)

                                                                                                Group
                                                                                                Type
                                                                                                Variable



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                                                                                                Unused Variables (10)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                8_8_2 3-flowLconventionally renovated buildings (building)
                                                                                                8_8_2 3-flowAexpected retrofit based on total stock in transition ()
                                                                                                8_8_2 3-flowAleaving good condition (building/Year)
                                                                                                8_8_2 3-flowAnet flow buildings with renovation potential (building/Year)
                                                                                                8_8_2 3-flowAQuota of conventional renovation retrofit opportunity loss (dmnl/Year)
                                                                                                8_8_2 3-flowArenovation quota (1/Year)
                                                                                                8_8_2 3-flowARetrofit opportunity quota (1/Year)
                                                                                                8_8_2 3-flowAretrofit quota (1/Year)
                                                                                                8_8_2 3-flowLretrofitted buildings (building)
                                                                                                8_8_2 3-flowAtotal fraction retrofitted (dmnl)



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                                                                                                Stock Variables (4)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                8_8_2 3-flowLbuildings with renovation potential (building)
                                                                                                8_8_2 3-flowLconventionally renovated buildings (building)
                                                                                                8_8_2 3-flowLcumulated retrofits (building)
                                                                                                8_8_2 3-flowLretrofitted buildings (building)



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                                                                                                Equations With Embedded Data (0)

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                                                                                                Type
                                                                                                Variable



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                                                                                                Nonmonotonic Lookup Functions (0)

                                                                                                Group
                                                                                                Type
                                                                                                Variable



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                                                                                                Non-Zero End Sloped Lookup Functions (1)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                Non-Zero
                                                                                                DefaultA,D,Tinitial fraction of retrofit opportunities realized_RSSDlookup (dmnl)Both


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                                                                                                Cascading Lookup Functions (0)

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                                                                                                Variable



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                                                                                                Equations With Step Pulse Or Related Functions (0)

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                                                                                                Variable



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                                                                                                Equations With If Then Else Functions (1)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                8_8_2 3-flowAfraction of retrofit opportunities realized (dmnl )



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                                                                                                Equations With Min Or Max Functions (0)

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                                                                                                Variable



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                                                                                                Complex Variable (Richardson's Rule Threshold = 3) (4)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                Complexity
                                                                                                8_8_2 3-flowAinitial average time in good condition (Year)4
                                                                                                8_8_2 3-flowAaverage time in good condition (Year)5
                                                                                                8_8_2 3-flowAaverage time until renovation (Year)5
                                                                                                8_8_2 3-flowAfraction of retrofit opportunities realized (dmnl )5


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                                                                                                Complex Stock (0)

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                                                                                                Type
                                                                                                Variable



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                                                                                                State Variables (7)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                8_8_2 3-flowLbuildings with renovation potential (building)
                                                                                                8_8_2 3-flowLconventionally renovated buildings (building)
                                                                                                8_8_2 3-flowLcumulated retrofits (building)
                                                                                                8_8_2 3-flowDE,Arenovation (building/Year)
                                                                                                8_8_2 3-flowLretrofitted buildings (building)
                                                                                                8_8_2 3-flowDE,F,Aretrofitted buildings leaving good condition (building/Year)
                                                                                                8_8_2 3-flowDE,F,Aunretrofitted buildings leaving good condition (building/Year)



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                                                                                                Variables With Source Information (0)

                                                                                                Group
                                                                                                Type
                                                                                                Variable



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                                                                                                Variables With Dimensionless Units (13)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                8_8_2 3-flowC% decrease AT good condition by policy (dmnl )
                                                                                                8_8_2 3-flowC% decrease of AT renovation by policy (dmnl )
                                                                                                8_8_2 3-flowCDegeneration delay order (dmnl)
                                                                                                8_8_2 3-flowCfraction of renovations with retrofit opportunity (dmnl )
                                                                                                8_8_2 3-flowAfraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowIinitial fraction of renonvation as retrofits (dmnl)
                                                                                                DefaultAinitial fraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowCPolicy goal fraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowCRenovation delay order (dmnl )
                                                                                                8_8_2 3-flowCswitch policy higher retrofit realization (dmnl )
                                                                                                8_8_2 3-flowCswitch policy lower av. t. g. cond. (dmnl )
                                                                                                8_8_2 3-flowCswitch policy lower average time until renovation (dmnl )
                                                                                                8_8_2 3-flowAtotal fraction retrofitted (dmnl)



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                                                                                                Variables without Predefined Min or Max Values (50)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                8_8_2 3-flowC% decrease AT good condition by policy (dmnl )
                                                                                                8_8_2 3-flowC% decrease of AT renovation by policy (dmnl )
                                                                                                8_8_2 3-flowAaverage time in good condition (Year)
                                                                                                8_8_2 3-flowAaverage time until renovation (Year)
                                                                                                8_8_2 3-flowLbuildings with renovation potential (building)
                                                                                                8_8_2 3-flowF,Aconventional renovation no retrofit opportunity (building/Year)
                                                                                                8_8_2 3-flowF,Aconventional renovation retrofit opportunity loss (building/Year)
                                                                                                8_8_2 3-flowLconventionally renovated buildings (building)
                                                                                                8_8_2 3-flowLcumulated retrofits (building)
                                                                                                8_8_2 3-flowCDegeneration delay order (dmnl)
                                                                                                8_8_2 3-flowAeffective buildings w. renov. pot. for retrofit (building)
                                                                                                8_8_2 3-flowF,Aenergy retrofit (building/Year)
                                                                                                8_8_2 3-flowAexpected retrofit based on total stock in transition ()
                                                                                                8_8_2 3-flowCfraction of renovations with retrofit opportunity (dmnl )
                                                                                                8_8_2 3-flowAfraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowCImplementation time policy higher retrofit realization (Year )
                                                                                                8_8_2 3-flowCimplementation time policy lower av. t. g. cond. (Year)
                                                                                                8_8_2 3-flowCimplementation time policy lower av. t. utl. renv. (Year)
                                                                                                8_8_2 3-flowAinitial average time in good condition (Year)
                                                                                                8_8_2 3-flowAinitial average time until renovation (Year)
                                                                                                8_8_2 3-flowLI,Ainitial buildings with renovation potential (building )
                                                                                                8_8_2 3-flowLI,Ainitial conventionally renovated buildings (building)
                                                                                                8_8_2 3-flowLI,Cinitial cumulated retrofits (building)
                                                                                                8_8_2 3-flowIinitial fraction of renonvation as retrofits (dmnl)
                                                                                                DefaultAinitial fraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowCinitial renovation quota (dmnl/Year)
                                                                                                8_8_2 3-flowAinitial renovation rate (building/Year)
                                                                                                8_8_2 3-flowLI,CInitial retrofitted buildings (building)
                                                                                                8_8_2 3-flowIinitial total building stock (building)
                                                                                                8_8_2 3-flowAleaving good condition (building/Year)
                                                                                                8_8_2 3-flowAnet flow buildings with renovation potential (building/Year)
                                                                                                8_8_2 3-flowCPolicy goal fraction of retrofit opportunities realized (dmnl )
                                                                                                8_8_2 3-flowAQuota of conventional renovation retrofit opportunity loss (dmnl/Year)
                                                                                                8_8_2 3-flowDE,Arenovation (building/Year)
                                                                                                8_8_2 3-flowCRenovation delay order (dmnl )
                                                                                                8_8_2 3-flowArenovation quota (1/Year)
                                                                                                8_8_2 3-flowAretrofit opportunity (building/Year)
                                                                                                8_8_2 3-flowARetrofit opportunity quota (1/Year)
                                                                                                8_8_2 3-flowAretrofit quota (1/Year)
                                                                                                8_8_2 3-flowLretrofitted buildings (building)
                                                                                                8_8_2 3-flowDE,F,Aretrofitted buildings leaving good condition (building/Year)
                                                                                                8_8_2 3-flowCStart time policy higher retrofit realization (Year )
                                                                                                8_8_2 3-flowCstart time policy lower av. t. g. cond. (Year)
                                                                                                8_8_2 3-flowCstart time policy lower av. t. utl renv. (Year)
                                                                                                8_8_2 3-flowCswitch policy higher retrofit realization (dmnl )
                                                                                                8_8_2 3-flowCswitch policy lower av. t. g. cond. (dmnl )
                                                                                                8_8_2 3-flowCswitch policy lower average time until renovation (dmnl )
                                                                                                8_8_2 3-flowCtotal building stock (building)
                                                                                                8_8_2 3-flowAtotal fraction retrofitted (dmnl)
                                                                                                8_8_2 3-flowDE,F,Aunretrofitted buildings leaving good condition (building/Year)



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                                                                                                Function Sensitivity Parameters (0)

                                                                                                Group
                                                                                                Type
                                                                                                Variable



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                                                                                                Data Lookup Tables (0)

                                                                                                Group
                                                                                                Type
                                                                                                Variable



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                                                                                                Variables Using Macros (0)

                                                                                                Group
                                                                                                Type
                                                                                                Variable



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                                                                                                Variables Not In Any View (0)

                                                                                                Group
                                                                                                Type
                                                                                                Variable



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                                                                                                Equations With Unit Errors Or Warnings (1)

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                Units
                                                                                                8_8_2 3-flowAexpected retrofit based on total stock in transition () LHS Units: None Specified


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                                                                                                Feedback Loops (3|0 Maximum Length: 55 [3,3] | [0,0])

                                                                                                Group
                                                                                                Type
                                                                                                Variable
                                                                                                Loops
                                                                                                 + 
                                                                                                 - 
                                                                                                 +/- Ratio 
                                                                                                 ? 
                                                                                                Loops (IVV)
                                                                                                 + 
                                                                                                 - 
                                                                                                 +/- Ratio 
                                                                                                 ? 
                                                                                                8_8_2 3-flowDE,Arenovation (building/Year)3 (100,0%)3 [3,3]0 [0,0]Infinite0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowDE,F,Aunretrofitted buildings leaving good condition (building/Year)2 ( 66,7%)2 [3,3]0 [0,0]Infinite0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowF,Aconventional renovation no retrofit opportunity (building/Year)1 ( 33,3%)1 [3,3]0 [0,0]Infinite0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowF,Aconventional renovation retrofit opportunity loss (building/Year)1 ( 33,3%)1 [3,3]0 [0,0]Infinite0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowF,Aenergy retrofit (building/Year)1 ( 33,3%)1 [3,3]0 [0,0]Infinite0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowDE,F,Aretrofitted buildings leaving good condition (building/Year)1 ( 33,3%)1 [3,3]0 [0,0]Infinite0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowC% decrease AT good condition by policy (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowC% decrease of AT renovation by policy (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAaverage time in good condition (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAaverage time until renovation (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowLbuildings with renovation potential (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowLconventionally renovated buildings (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowLcumulated retrofits (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCDegeneration delay order (dmnl)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAeffective buildings w. renov. pot. for retrofit (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAexpected retrofit based on total stock in transition ()0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                .ControlCFINAL TIME (Year )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCfraction of renovations with retrofit opportunity (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAfraction of retrofit opportunities realized (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCImplementation time policy higher retrofit realization (Year )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCimplementation time policy lower av. t. g. cond. (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCimplementation time policy lower av. t. utl. renv. (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAinitial average time in good condition (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAinitial average time until renovation (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowLI,Ainitial buildings with renovation potential (building )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowLI,Ainitial conventionally renovated buildings (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowLI,Cinitial cumulated retrofits (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowIinitial fraction of renonvation as retrofits (dmnl)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                DefaultAinitial fraction of retrofit opportunities realized (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCinitial renovation quota (dmnl/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAinitial renovation rate (building/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowLI,CInitial retrofitted buildings (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                .ControlCINITIAL TIME (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowIinitial total building stock (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAleaving good condition (building/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAnet flow buildings with renovation potential (building/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCPolicy goal fraction of retrofit opportunities realized (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAQuota of conventional renovation retrofit opportunity loss (dmnl/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCRenovation delay order (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowArenovation quota (1/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAretrofit opportunity (building/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowARetrofit opportunity quota (1/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAretrofit quota (1/Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowLretrofitted buildings (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                .ControlCSAVEPER (Year )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCStart time policy higher retrofit realization (Year )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCstart time policy lower av. t. g. cond. (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCstart time policy lower av. t. utl renv. (Year)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCswitch policy higher retrofit realization (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCswitch policy lower av. t. g. cond. (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCswitch policy lower average time until renovation (dmnl )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                .ControlCTIME STEP (Year )0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowCtotal building stock (building)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]
                                                                                                8_8_2 3-flowAtotal fraction retrofitted (dmnl)0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]0 (  0,0%)0 [0,0]0 [0,0]NA0 [0,0]


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                                                                                                Macros (0)

                                                                                                Name
                                                                                                Macro Definition
                                                                                                Expanded Macro Definition



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                                                                                                Positive Polarity Causal Links (65)

                                                                                                Cause
                                                                                                Effect
                                                                                                Polarity
                                                                                                average time until renovationrenovation+
                                                                                                buildings with renovation potentialeffective buildings w. renov. pot. for retrofit+
                                                                                                conventional renovation no retrofit opportunityconventionally renovated buildings+
                                                                                                conventional renovation no retrofit opportunityunretrofitted buildings leaving good condition+
                                                                                                conventional renovation retrofit opportunity lossconventionally renovated buildings+
                                                                                                conventional renovation retrofit opportunity lossQuota of conventional renovation retrofit opportunity loss+
                                                                                                conventional renovation retrofit opportunity lossretrofit opportunity+
                                                                                                conventional renovation retrofit opportunity lossunretrofitted buildings leaving good condition+
                                                                                                cumulated retrofitstotal fraction retrofitted+
                                                                                                Degeneration delay orderretrofitted buildings leaving good condition+
                                                                                                Degeneration delay orderunretrofitted buildings leaving good condition+
                                                                                                effective buildings w. renov. pot. for retrofitexpected retrofit based on total stock in transition+
                                                                                                energy retrofitcumulated retrofits+
                                                                                                energy retrofitretrofit opportunity+
                                                                                                energy retrofitretrofit quota+
                                                                                                energy retrofitretrofitted buildings+
                                                                                                energy retrofitretrofitted buildings leaving good condition+
                                                                                                fraction of renovations with retrofit opportunityconventional renovation retrofit opportunity loss+
                                                                                                fraction of renovations with retrofit opportunityeffective buildings w. renov. pot. for retrofit+
                                                                                                fraction of renovations with retrofit opportunityenergy retrofit+
                                                                                                fraction of renovations with retrofit opportunityinitial fraction of renonvation as retrofits+
                                                                                                fraction of retrofit opportunities realizedeffective buildings w. renov. pot. for retrofit+
                                                                                                fraction of retrofit opportunities realizedenergy retrofit+
                                                                                                fraction of retrofit opportunities realizedinitial fraction of renonvation as retrofits+
                                                                                                Implementation time policy higher retrofit realizationfraction of retrofit opportunities realized+
                                                                                                implementation time policy lower av. t. g. cond.average time in good condition+
                                                                                                implementation time policy lower av. t. utl. renv.average time until renovation+
                                                                                                initial average time until renovationinitial average time in good condition+
                                                                                                initial buildings with renovation potentialbuildings with renovation potential+
                                                                                                initial buildings with renovation potentialinitial average time until renovation+
                                                                                                initial buildings with renovation potentialrenovation+
                                                                                                initial conventionally renovated buildingsconventionally renovated buildings+
                                                                                                initial conventionally renovated buildingsinitial average time in good condition+
                                                                                                initial conventionally renovated buildingsunretrofitted buildings leaving good condition+
                                                                                                initial cumulated retrofitscumulated retrofits+
                                                                                                initial fraction of retrofit opportunities realizedfraction of retrofit opportunities realized+
                                                                                                initial renovation quotainitial renovation rate+
                                                                                                Initial retrofitted buildingsinitial average time in good condition+
                                                                                                Initial retrofitted buildingsinitial conventionally renovated buildings+
                                                                                                Initial retrofitted buildingsretrofitted buildings+
                                                                                                Initial retrofitted buildingsretrofitted buildings leaving good condition+
                                                                                                initial total building stockinitial buildings with renovation potential+
                                                                                                initial total building stockinitial renovation rate+
                                                                                                Policy goal fraction of retrofit opportunities realizedfraction of retrofit opportunities realized+
                                                                                                renovationconventional renovation no retrofit opportunity+
                                                                                                renovationconventional renovation retrofit opportunity loss+
                                                                                                renovationenergy retrofit+
                                                                                                renovationrenovation quota+
                                                                                                Renovation delay orderrenovation+
                                                                                                retrofit opportunityRetrofit opportunity quota+
                                                                                                retrofitted buildings leaving good conditionbuildings with renovation potential+
                                                                                                retrofitted buildings leaving good conditionleaving good condition+
                                                                                                retrofitted buildings leaving good conditionnet flow buildings with renovation potential+
                                                                                                retrofitted buildings leaving good conditionrenovation+
                                                                                                Start time policy higher retrofit realizationfraction of retrofit opportunities realized+
                                                                                                start time policy lower av. t. g. cond.average time in good condition+
                                                                                                start time policy lower av. t. utl renv.average time until renovation+
                                                                                                switch policy higher retrofit realizationfraction of retrofit opportunities realized+
                                                                                                switch policy lower av. t. g. cond.average time in good condition+
                                                                                                switch policy lower average time until renovationaverage time until renovation+
                                                                                                total building stockinitial total building stock+
                                                                                                unretrofitted buildings leaving good conditionbuildings with renovation potential+
                                                                                                unretrofitted buildings leaving good conditionleaving good condition+
                                                                                                unretrofitted buildings leaving good conditionnet flow buildings with renovation potential+
                                                                                                unretrofitted buildings leaving good conditionrenovation+



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                                                                                                Negative Polarity Causal Links (26)

                                                                                                Cause
                                                                                                Effect
                                                                                                Polarity
                                                                                                % decrease AT good condition by policyaverage time in good condition-
                                                                                                % decrease of AT renovation by policyaverage time until renovation-
                                                                                                average time until renovationexpected retrofit based on total stock in transition-
                                                                                                conventional renovation no retrofit opportunitybuildings with renovation potential-
                                                                                                conventional renovation retrofit opportunity lossbuildings with renovation potential-
                                                                                                energy retrofitbuildings with renovation potential-
                                                                                                fraction of renovations with retrofit opportunityconventional renovation no retrofit opportunity-
                                                                                                fraction of renovations with retrofit opportunityinitial fraction of retrofit opportunities realized-
                                                                                                fraction of retrofit opportunities realizedconventional renovation retrofit opportunity loss-
                                                                                                initial average time in good conditionaverage time in good condition-
                                                                                                initial average time until renovationaverage time until renovation-
                                                                                                initial average time until renovationrenovation-
                                                                                                initial buildings with renovation potentialinitial average time in good condition-
                                                                                                initial conventionally renovated buildingsinitial buildings with renovation potential-
                                                                                                initial fraction of renonvation as retrofitsinitial conventionally renovated buildings-
                                                                                                initial fraction of retrofit opportunities realized_RSSDlookupinitial fraction of retrofit opportunities realized-
                                                                                                initial renovation rateinitial average time until renovation-
                                                                                                Initial retrofitted buildingsinitial buildings with renovation potential-
                                                                                                renovationnet flow buildings with renovation potential-
                                                                                                retrofitted buildings leaving good conditionretrofitted buildings-
                                                                                                total building stockQuota of conventional renovation retrofit opportunity loss-
                                                                                                total building stockrenovation quota-
                                                                                                total building stockRetrofit opportunity quota-
                                                                                                total building stockretrofit quota-
                                                                                                total building stocktotal fraction retrofitted-
                                                                                                unretrofitted buildings leaving good conditionconventionally renovated buildings-



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                                                                                                Function-based Polarity Causal Links (2)

                                                                                                Cause
                                                                                                Effect
                                                                                                Polarity
                                                                                                average time in good conditionretrofitted buildings leaving good conditionInconsistent
                                                                                                average time in good conditionunretrofitted buildings leaving good conditionInconsistent



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                                                                                                View-Variable Profile

                                                                                                View
                                                                                                View-Variable Profile
                                                                                                View 1                                                                                                                                                                                 50 vars (87,7%)

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                                                                                                List Of 1 views and their 50 Variables

                                                                                                 
                                                                                                View 1
                                                                                                 
                                                                                                Total: 50 Total:
                                                                                                average time in good condition (In 1 View)     average time in good condition (In 1 View)
                                                                                                initial renovation rate (In 1 View)     initial renovation rate (In 1 View)
                                                                                                Start time policy higher retrofit realization (In 1 View)     Start time policy higher retrofit realization (In 1 View)
                                                                                                switch policy higher retrofit realization (In 1 View)     switch policy higher retrofit realization (In 1 View)
                                                                                                renovation quota (In 1 View)     renovation quota (In 1 View)
                                                                                                initial renovation quota (In 1 View)     initial renovation quota (In 1 View)
                                                                                                total building stock (In 1 View)     total building stock (In 1 View)
                                                                                                initial fraction of renonvation as retrofits (In 1 View)     initial fraction of renonvation as retrofits (In 1 View)
                                                                                                Policy goal fraction of retrofit opportunities realized (In 1 View)     Policy goal fraction of retrofit opportunities realized (In 1 View)
                                                                                                switch policy lower av. t. g. cond. (In 1 View)     switch policy lower av. t. g. cond. (In 1 View)
                                                                                                initial buildings with renovation potential (In 1 View)     initial buildings with renovation potential (In 1 View)
                                                                                                fraction of retrofit opportunities realized (In 1 View)     fraction of retrofit opportunities realized (In 1 View)
                                                                                                start time policy lower av. t. g. cond. (In 1 View)     start time policy lower av. t. g. cond. (In 1 View)
                                                                                                average time until renovation (In 1 View)     average time until renovation (In 1 View)
                                                                                                switch policy lower average time until renovation (In 1 View)     switch policy lower average time until renovation (In 1 View)
                                                                                                initial average time until renovation (In 1 View)     initial average time until renovation (In 1 View)
                                                                                                conventional renovation retrofit opportunity loss (In 1 View)     conventional renovation retrofit opportunity loss (In 1 View)
                                                                                                leaving good condition (In 1 View)     leaving good condition (In 1 View)
                                                                                                implementation time policy lower av. t. g. cond. (In 1 View)     implementation time policy lower av. t. g. cond. (In 1 View)
                                                                                                Quota of conventional renovation retrofit opportunity loss (In 1 View)     Quota of conventional renovation retrofit opportunity loss (In 1 View)
                                                                                                % decrease of AT renovation by policy (In 1 View)     % decrease of AT renovation by policy (In 1 View)
                                                                                                energy retrofit (In 1 View)     energy retrofit (In 1 View)
                                                                                                conventionally renovated buildings (In 1 View)     conventionally renovated buildings (In 1 View)
                                                                                                cumulated retrofits (In 1 View)     cumulated retrofits (In 1 View)
                                                                                                unretrofitted buildings leaving good condition (In 1 View)     unretrofitted buildings leaving good condition (In 1 View)
                                                                                                total fraction retrofitted (In 1 View)     total fraction retrofitted (In 1 View)
                                                                                                initial fraction of retrofit opportunities realized (In 1 View)     initial fraction of retrofit opportunities realized (In 1 View)
                                                                                                renovation (In 1 View)     renovation (In 1 View)
                                                                                                initial conventionally renovated buildings (In 1 View)     initial conventionally renovated buildings (In 1 View)
                                                                                                Implementation time policy higher retrofit realization (In 1 View)     Implementation time policy higher retrofit realization (In 1 View)
                                                                                                % decrease AT good condition by policy (In 1 View)     % decrease AT good condition by policy (In 1 View)
                                                                                                initial cumulated retrofits (In 1 View)     initial cumulated retrofits (In 1 View)
                                                                                                fraction of renovations with retrofit opportunity (In 1 View)     fraction of renovations with retrofit opportunity (In 1 View)
                                                                                                implementation time policy lower av. t. utl. renv. (In 1 View)     implementation time policy lower av. t. utl. renv. (In 1 View)
                                                                                                Renovation delay order (In 1 View)     Renovation delay order (In 1 View)
                                                                                                conventional renovation no retrofit opportunity (In 1 View)     conventional renovation no retrofit opportunity (In 1 View)
                                                                                                retrofit opportunity (In 1 View)     retrofit opportunity (In 1 View)
                                                                                                start time policy lower av. t. utl renv. (In 1 View)     start time policy lower av. t. utl renv. (In 1 View)
                                                                                                Retrofit opportunity quota (In 1 View)     Retrofit opportunity quota (In 1 View)
                                                                                                Initial retrofitted buildings (In 1 View)     Initial retrofitted buildings (In 1 View)
                                                                                                retrofitted buildings leaving good condition (In 1 View)     retrofitted buildings leaving good condition (In 1 View)
                                                                                                net flow buildings with renovation potential (In 1 View)     net flow buildings with renovation potential (In 1 View)
                                                                                                retrofit quota (In 1 View)     retrofit quota (In 1 View)
                                                                                                Degeneration delay order (In 1 View)     Degeneration delay order (In 1 View)
                                                                                                effective buildings w. renov. pot. for retrofit (In 1 View)     effective buildings w. renov. pot. for retrofit (In 1 View)
                                                                                                retrofitted buildings (In 1 View)     retrofitted buildings (In 1 View)
                                                                                                buildings with renovation potential (In 1 View)     buildings with renovation potential (In 1 View)
                                                                                                initial total building stock (In 1 View)     initial total building stock (In 1 View)
                                                                                                expected retrofit based on total stock in transition (In 1 View)     expected retrofit based on total stock in transition (In 1 View)
                                                                                                initial average time in good condition (In 1 View)     initial average time in good condition (In 1 View)
                                                                                                Total: 50 Total:
                                                                                                 
                                                                                                View 1
                                                                                                 

                                                                                                Source File: /Volumes/Max KIT-Files/Publications/SD-Conference Delft 2016/Misconceptions/Submitted/Models/Model 4 Renovation Retrofit Cycle/8_8_2 3-flow.mdl (Tue Jun 21 14:49:37 CEST 2016)
                                                                                                Report Created On Tue Jun 21 15:28:16 CEST 2016
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                                                                                                Global Security Sciences Division
                                                                                                Argonne National Laboratory