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Correct residential PV default costs#2010

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brtietz merged 1 commit into
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sam_2006_correct_pv_default_costs
Feb 21, 2025
Merged

Correct residential PV default costs#2010
brtietz merged 1 commit into
patchfrom
sam_2006_correct_pv_default_costs

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@brtietz

@brtietz brtietz commented Feb 15, 2025

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Fixes #2006

@cpaulgilman cpaulgilman left a comment

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Thanks for finding and fixing the default residential PV costs.

For reference, here's a list of defaults for "Engineering and developer overhead" cost category for PV:

'engr_per_watt' in Flat Plate PV, Residential (number) = 0.89
'engr_per_watt' in Flat Plate PV, Commercial (number) = 0.3
'engr_per_watt' in Flat Plate PV, Host Developer (number) = 0.3
'engr_per_watt' in Flat Plate PV, Single Owner (number) = 0.02
'engr_per_watt' in Flat Plate PV, Merchant Plant (number) = 0.02
'engr_per_watt' in Flat Plate PV, Leveraged Partnership Flip (number) = 0.02
'engr_per_watt' in Flat Plate PV, All Equity Partnership Flip (number) = 0.02
'engr_per_watt' in Flat Plate PV, Sale Leaseback (number) = 0.02
'engr_per_watt' in PVWatts, Residential (number) = 0.89
'engr_per_watt' in PVWatts, Commercial (number) = 0.3
'engr_per_watt' in PVWatts, Host Developer (number) = 0.3
'engr_per_watt' in PVWatts, Single Owner (number) = 0.02
'engr_per_watt' in PVWatts, Community Solar (number) = 0.15
'engr_per_watt' in PVWatts, Merchant Plant (number) = 0.02
'engr_per_watt' in PVWatts, Leveraged Partnership Flip (number) = 0.02
'engr_per_watt' in PVWatts, All Equity Partnership Flip (number) = 0.02
'engr_per_watt' in PVWatts, Sale Leaseback (number) = 0.02
'engr_per_watt' in PV Battery, Residential (number) = 1.33
'engr_per_watt' in PV Battery, Commercial (number) = 0.3
'engr_per_watt' in PV Battery, Host Developer (number) = 0.3
'engr_per_watt' in PV Battery, Single Owner (number) = 0.02
'engr_per_watt' in PV Battery, Merchant Plant (number) = 0.02
'engr_per_watt' in PV Battery, Leveraged Partnership Flip (number) = 0.02
'engr_per_watt' in PV Battery, All Equity Partnership Flip (number) = 0.02
'engr_per_watt' in PV Battery, Sale Leaseback (number) = 0.02
'engr_per_watt' in PVWatts Battery, Residential (number) = 1.33
'engr_per_watt' in PVWatts Battery, Commercial (number) = 0.3
'engr_per_watt' in PVWatts Battery, Host Developer (number) = 0.3
'engr_per_watt' in Fuel Cell, Commercial (number) = 0.3
'engr_per_watt' in Fuel Cell, Single Owner (number) = 0.06
'pvwatts_engr_per_watt' in Generic PVWatts Wind FuelCell Battery Hybrid, Single Owner (number) = 0.02
'pvwatts_engr_per_watt' in Generic PVWatts Wind FuelCell Battery Hybrid, Host Developer (number) = 0.3
'pvwatts_engr_per_watt' in PVWatts Wind Battery Hybrid, Single Owner (number) = 0.02
'pvwatts_engr_per_watt' in PVWatts Wind Battery Hybrid, Host Developer (number) = 0.3
'pvwatts_engr_per_watt' in PVWatts Wind FuelCell Battery Hybrid, Single Owner (number) = 0.02
'pvwatts_engr_per_watt' in PVWatts Wind FuelCell Battery Hybrid, Host Developer (number) = 0.3
'photovoltaic_engr_per_watt' in Photovoltaic Wind Battery Hybrid, Single Owner (number) = 0.02
'photovoltaic_engr_per_watt' in Photovoltaic Wind Battery Hybrid, Host Developer (number) = 0.3
'pvwatts_engr_per_watt' in CustomGeneration PVWatts Wind FuelCell Battery Hybrid, Single Owner (number) = 0.02
'pvwatts_engr_per_watt' in CustomGeneration PVWatts Wind FuelCell Battery Hybrid, Host Developer (number) = 0.3

@brtietz

brtietz commented Feb 21, 2025

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Thanks for printing the complete list! Those look right to me - for whatever reason in the cost models the $/kW and $/kWh better capture some of the battery overhead at the commercial scale, so we don't need to modify some of these other categories like for residential.

@brtietz brtietz merged commit 4be42ac into patch Feb 21, 2025
@cpaulgilman cpaulgilman added the added to release notes PR and/or issue has been added to release notes for a public release label Apr 7, 2025
@brtietz brtietz deleted the sam_2006_correct_pv_default_costs branch April 18, 2025 22:23
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Residential PV costs use PV+Battery developer overhead

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