this post was submitted on 30 Apr 2026
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Science Memes

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[โ€“] SpongyAneurysm@feddit.org 16 points 2 days ago (1 children)

Strictly speaking that's not efficiency, but a coefficient of performance.

And funny enough the work energy doesn't even have to be electricity. It's actually mechanical energy, that is required and you could even power a heat pump with a steam or diesel engine.

[โ€“] TwilightKiddy@programming.dev 3 points 1 day ago* (last edited 1 day ago)

God I spent too much time arguing with people who say that heat pumps are >100% efficient...