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I think they probably meant from the perspective of society writ large. If you you are choosing between spending $10m on PV with the primary goal of decarboniza
by szvsw 2y ago
I think they probably meant from the perspective of society writ large. If you you are choosing between spending $10m on PV with the primary goal of decarbonization, are you better served by spending it on subsidizing rooftop PV or on utility scale PV? Probably the latter.
> “In a base comparison, without considering subsidies, fuel prices, or carbon pricing, utility-scale solar and wind have the lowest LCOE of all sources. Utility-scale solar PV comes in anywhere from $24/MWh to $96/MWh, while onshore wind registers the lowest possible LCOE over the shortest range, from $24/MWh to $75/MWh. Offshore wind’s LCOE ranges between $72/MWh and $140/MWh. … Unsubsidized residential rooftop PV has an LCOE between $117/MWh and $282/MWh, while the LCOE of community and commercial and industrial (C&I) solar ranges between $49/MWh and $185/MWh. When factoring in federal tax subsidies under the US Inflation Reduction Act, including domestic contest provisions, rooftop PV comes in at $74/MWh to $229/MWh, and community/C&I rooftop PV at $32/MWh to $155/MWh.” [1]
[1] https://www.pv-magazine.com/2023/04/14/average-solar-lcoe-increases-for-first-time-this-year/#:~:text=Unsubsidized%20residential%20rooftop%20PV%20has,%2FMWh%20and%20%24185%2FMWh https://www.pv-magazine.com/2023/04/14/average-solar-lcoe-in....