米国の再生可能発電所に電力貯蔵設備は皆無。1MW以上の電池は、ピーク対応用の

Massive Electricity Storage, Part 1
No U.S. renewable power generator has MES today. Among battery storage technologies, only one is operating at above
1 MW power level, the 1.2 MW NaS with 7 hours of storage capacity at an American Electric Power facility.
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