Submitted by Wagamaga t3_zo53e4 in technology
Cynical_Cabinet t1_j0o2nh6 wrote
Reply to comment by things_U_choose_2_b in Switzerland’s Giant “Water Battery” Starts Working by Wagamaga
The way you do that is a hydraulic piston. Make the piston out of some really heavy materials, and then pump in water underneath to lift it. That's the only potentially feasible way to do gravity storage that isn't a traditional pumped hydro storage.
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