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Resource

PV WATTS Calculator v 1.0

calculates electrical energy produced by a grid-connected photovoltaic (PV) system

PVWATTS calculates electrical energy produced by a grid-connected photovoltaic (PV) system. Researchers at the National Renewable Energy Laboratory developed PVWATTS to permit non-experts to quickly obtain performance estimates for grid-connected PV systems within the United States and its territories.