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pfdietz on Jan 24, 2021 | parent | context | favorite | on: Solar is now ‘cheapest electricity in history’, co...

Limited by strength of materials.

worik on Jan 25, 2021 [–]

Interesting.

Have you a reference?

I had a friend working on industrial UPS systems that used large flywheels. Was years ago so I do not know the details.

I think they could supply a lot of energy quickly (no start up time) but maybe not for long?

pfdietz on Jan 26, 2021 | [–]

https://en.wikipedia.org/wiki/Flywheel#High-energy_materials

https://en.wikipedia.org/wiki/Virial_theorem

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