Dadifer@lemmy.world to science@lemmy.worldEnglish · 1 month agoA 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 Metersfarmingdale-observer.comexternal-linkmessage-square67linkfedilinkarrow-up1181arrow-down15
arrow-up1176arrow-down1external-linkA 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 Metersfarmingdale-observer.comDadifer@lemmy.world to science@lemmy.worldEnglish · 1 month agomessage-square67linkfedilink
minus-squareLaLuzDelSol@lemmy.worldlinkfedilinkEnglisharrow-up4·30 days agoRegular pumped hydro has an overall efficiency of about 80%. I would guess these sphere things would be similar, assuming you can put them near a high-voltage line, since the underlying technology (pump and turbine) is the same.
Regular pumped hydro has an overall efficiency of about 80%. I would guess these sphere things would be similar, assuming you can put them near a high-voltage line, since the underlying technology (pump and turbine) is the same.