alt Hacker NewsIt's not a new idea, they already exist.
A huge redox-flow battery is currently under construction in Switzerland https://www.swissinfo.ch/eng/climate-solutions/switzerland-b...
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meindnoch • today at 12:33 PM
"We will be able to inject or absorb up to 1.2 gigawatt-hours (GWh) of electricity in a few milliseconds"
1.2GWh in a few milliseconds? I'm pressing (X) to doubt.
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gilleain • last Wednesday at 2:45 PM
A vanadium one, which (as mentioned in the piece) is symmetric.
The 'Just Have a Think' channel did a video on the Swiss battery here - https://www.youtube.com/watch?v=CPAFeTvjVzY
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They in theory combine well with pump-station powerplants where the medium is also the medium?