this post was submitted on 30 Aug 2023
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[–] mustardman@discuss.tchncs.de -2 points 1 year ago (1 children)

That will not remotely cover baseline loads and is not without significant efficiency loss due to the pumping phase.

[–] 0xD21F@lemmy.world 8 points 1 year ago

All commonly used forms of energy storage have some efficiency loss. Pumped storage is not perfect but my understanding is that it usually comes at a 10-25% loss, which isn't all that shabby all things considered.