Yeah, I think massive chemical batteries for storing excess electricity to facilitate a contrived green energy market is a bad idea.

  • scratchee@feddit.uk
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    12 hours ago

    Weirdly it’s not, except maybe gravity batteries where nice reservoirs happen to exist already. It should be but it’s not right now.

    Li-ion has economy of scale right now. I do think molten metal etc will overtake eventually, but they’re currently playing catchup and li-ion has dropped in price so much over time that it’s surprisingly cheap even where it should make no sense.

      • scratchee@feddit.uk
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        1 hour ago

        Dams are a normally a power supply rather than a battery. I was more thinking pumped storage hydro. Which is usually done where theres 2 lakes next to each other at very different heights, so you can “store” power by pumping water up and release by pumping back down.