Zhongchu Guoneng Technology Co., Ltd. (ZCGN) has switched on the world's largest compressed air energy storage project in China. The $207.8 million energy storage power station has a capacity of 300 MW/1,800 MWh and uses an underground salt cave.
  • Diplomjodler@lemmy.world
    4·
    2 months ago

    Well, no. The round trip efficiency of pumped hydro is terrible. And flywheels aren’t scalable. 72% is pretty decent and I’m sure that can still be improved.