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A German Experiment Proved That Simple Concrete Spheres Make Fantastic Batteries. Now, California Plans To Submerge A 9-Meter Diameter Sphere In The Ocean And Is Already Planning Versions Of 30 Meters (farmingdale-observer.com)
submitted 1 year ago by Dadifer@lemmy.world to c/science@lemmy.world
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[-] carl_dungeon@lemmy.world 4 points 1 year ago

Thanks, I missed that on my read through - 1000 feet of water is pretty serious pressure.

[-] humanspiral@lemmy.ca 2 points 1 year ago

The more pressure the more "equivalent head" power discharge potential. Separate "vacuum pump" (instead of bidirectional) could also have several stages to improve efficiency.

this post was submitted on 11 May 2025
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