Also, you can use a refrigerator at night... the cold IS the battery. | Hacker News

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		EGreg on Jan 29, 2020 \| parent \| context \| favorite \| on: How Sustainable Is a Solar Powered Website? Also, you can use a refrigerator at night... the cold IS the battery.

falcolas on Jan 29, 2020 [–]

That makes me wonder the viability of using a peltier as the pump/sink for a temperature differential battery.

ozim on Jan 29, 2020 | [–]

Peltier eficiency sucks, so not really an option.

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