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ionwake
on March 14, 2024
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Giant 'sand battery' holds a week's heat for a who...
Sorry to a noob can someone explain this please. They are just heating up sand right?
Ekaros
on March 14, 2024
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Yep, combined with district heating that works with simple heat exchangers, it is pretty decent system. So you either pump power to sand or take heat from it and put it heating network.
loeg
on March 14, 2024
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Yep.
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