ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,531,509, issued on Jan. 20, was assigned to COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES (Paris).

"Adjusting and measuring method and system for a photovoltaic power plant" was invented by Mohamed Amhal (Grenoble, France) and Herve Buttin (Grenoble, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for adjusting and measuring a photovoltaic power plant including a photovoltaic string having solar panels in series and an inverter to convert a DC voltage generated by the photovoltaic string into an AC voltage, the inverter having a DC-voltage inputs, includes: measuring a frequency of an AC voltage generated by the photovolt...