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Technology@lemmy.mlEnglish · 6 days ago

China's 40-story gravity batteries threaten lithium's energy reign

interestingengineering.com

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China's 40-story gravity batteries threaten lithium's energy reign

interestingengineering.com

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Technology@lemmy.mlEnglish · 6 days ago

China’s towering EVx project uses 24-ton blocks to store excess power, raising them when energy is cheap and letting them fall at will.

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5 days ago
Arguably you could use pumped hydro with the abandoned mine shaft?

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