this post was submitted on 22 Apr 2024
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Rooftop solar panels are flooding California’s grid. That’s a problem. As electricity prices go negative, the Golden State is struggling to offload a glut of solar power (wapo.st)
submitted 7 months ago* (last edited 7 months ago) by silence7 to c/energy
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I'll note that right now, this is a seasonal issue, associated with moderate springtime temperatures when there is a lot of sunshine available.

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[–] Hello_there@fedia.io 3 points 7 months ago

Let's make a cheap battery.
Connect pump to body of water. Pump up when electricity is cheap. Let water run thru turbine when electricity is expensive.