Fixed problems on scalling of costs. OPEX_W_var and CAPEX_S

hydesign/costs.py

@@ -195,7 +195,8 @@ class wpp_cost(om.ExplicitComponent):
         outputs['CAPEX_w'] = scale*(
             wind_turbine_cost + \
             wind_civil_works_cost) * (Nwt * p_rated)
-        outputs['OPEX_w'] = wind_fixed_onm_cost * (Nwt * p_rated) + mean_aep_wind * wind_variable_onm_cost * p_rated_ref/p_rated
+        outputs['OPEX_w'] = wind_fixed_onm_cost * (Nwt * p_rated) + \
+                            mean_aep_wind * wind_variable_onm_cost * p_rated/p_rated_ref
 
 
 
@@ -266,9 +267,9 @@ class pvp_cost(om.ExplicitComponent):
         solar_hardware_installation_cost = self.solar_hardware_installation_cost
         solar_inverter_cost= self.solar_inverter_cost
         solar_fixed_onm_cost = self.solar_fixed_onm_cost
-        DC_AC_ratio_tech_ref =  1.25 #extracted from danish energy agency technology catalogue reference
+        
         outputs['CAPEX_s'] = (solar_PV_cost + solar_hardware_installation_cost ) * solar_MW * DC_AC_ratio + \
-             solar_inverter_cost * DC_AC_ratio_tech_ref/DC_AC_ratio * solar_MW
+                              solar_inverter_cost * solar_MW
         outputs['OPEX_s'] = solar_fixed_onm_cost * solar_MW * DC_AC_ratio
 
     def compute_partials(self, inputs, partials):

hydesign/tests/test_files/Evaluation_test_P2X.csv

@@ -16,13 +16,13 @@ b_E_h [h],3.0,3.0,3.0
 cost_of_battery_P_fluct_in_peak_price_ratio,5.0,5.0,5.0
 PTG [MW],100.0,100.0,100.0
 HSS [kg],2500.0,2500.0,2500.0
-NPV_over_CAPEX,0.5895902021928416,-1.2135561076086825,0.4386633290628971
-NPV [MEuro],153.97987093624417,-202.4222914014953,93.70497117552466
-IRR,0.1135045027464276,0.0,0.1005892449184817
-LCOE [Euro/MWh],24.645484972125114,27.11527460872849,27.117358478767656
-LCOH [Euro/MWh],4.477626620050477,5.579894460129606,4.896235616213417
+NPV_over_CAPEX,0.5895902021928416,-1.2127944095535876,0.4366407226485274
+NPV [MEuro],153.97987093624417,-203.1037690613564,93.41845945587404
+IRR,0.1135045027464276,0.0,0.1003857775050685
+LCOE [Euro/MWh],24.645484972125114,27.240874343236865,27.160311556385132
+LCOH [Euro/MWh],4.477626620050477,5.598921659386625,4.902707327683135
 Revenue,1141.3665893798145,-25.33529003776553,852.2231837453905
-CAPEX [MEuro],261.1642296014289,166.80093333333335,213.6147814673811
+CAPEX [MEuro],261.1642296014289,167.4676,213.9481148007144
 OPEX [MEuro],4.959423088226248,2.522689247565709,3.818670634716357
 penalty lifetime [MEuro],0.0,495.45119692203104,0.0
 AEP [GWh],782.1196981576336,368.8516951214386,538.9299209544369
@@ -43,6 +43,6 @@ Apvp [km2],0.0,2.452,1.226
 Rotor diam [m],134.86710626894708,134.86710626894708,134.86710626894708
 Hub height [m],77.43355313447354,77.43355313447354,77.43355313447354
 Number of batteries used in lifetime,0.0,0.0,0.0
-Break-even H2 price [Euro/kg],2.9406381043591785,10.523279372329736,3.647421708753445
-Break-even PPA price [Euro/MWh],0.0,227.4339591454898,0.0
+Break-even H2 price [Euro/kg],2.9406381043591785,10.539570823968257,3.6517628662943
+Break-even PPA price [Euro/MWh],0.0,227.963431920676,0.0
 Capacity factor wind [-],0.4473741713132722,,0.4491142567347265

hydesign/tests/test_files/France_good_wind_design.csv

@@ -14,15 +14,15 @@ DC_AC_ratio,1.5,1.5,1.5
 b_P [MW],0.0,0.0,60.0
 b_E_h [h],3.0,3.0,3.0
 cost_of_battery_P_fluct_in_peak_price_ratio,5.0,5.0,5.0
-NPV_over_CAPEX,0.3169284477244081,-0.3417612991586126,0.0710443575090137
-NPV [MEuro],92.9013450322924,-51.80602323747795,16.49764875722763
-IRR,0.0863100182882652,0.0,0.0620642308526755
-LCOE [Euro/MWh],25.61261759879398,33.838814274850314,28.951763610404413
-CAPEX [MEuro],293.1303444021433,151.5854,232.21617220107169
+NPV_over_CAPEX,0.3169284477244081,-0.3459115971567701,0.0688765986194178
+NPV [MEuro],92.9013450322924,-52.78105941680463,16.02869838494053
+IRR,0.0863100182882652,0.0,0.0618184463234974
+LCOE [Euro/MWh],25.61261759879398,34.02008765067952,29.00007484142643
+CAPEX [MEuro],293.1303444021433,152.5854,232.71617220107169
 OPEX [MEuro],5.357487360409396,2.025,3.698229286176772
 Wind CAPEX [MEuro],229.29120154500043,0.0,114.64560077250022
 Wind OPEX [MEuro],5.357487360409396,0.0,2.685729286176772
-PV CAPEX [MEuro],0.0,99.5,49.75
+PV CAPEX [MEuro],0.0,100.5,50.25
 PV OPEX [MEuro],0.0,2.025,1.0125
 Batt CAPEX [MEuro],0.0,0.0,10.41
 Batt OPEX [MEuro],0.0,0.0,0.0
@@ -43,5 +43,5 @@ Plant area [km2],42.85714285714285,3.678,21.428571428571427
 Rotor diam [m],134.86710626894708,134.86710626894708,134.86710626894708
 Hub height [m],77.43355313447354,77.43355313447354,77.43355313447354
 Number of batteries used in lifetime,0.0,0.0,1.0
-Break-even PPA price [Euro/MWh],31.400200436193508,41.897575143222056,35.67301621576473
+Break-even PPA price [Euro/MWh],31.400200436193508,42.12995563896022,35.7349434914168
 Capacity factor wind [-],0.3882563630022329,,0.3917051769895546