The Rev Dodgson said:

dv said:

Peak Warming Man said:

Are flywheels part of the answer to renewable energy or is it just spin.
https://www.youtube.com/watch?v=Z95t-f-0IjI

No.

Very expensive and inconvenient.

So why are they using them in the UK?

It doesn’t make up any significant part of the UK’s storage. Capital costs per kWh are around 100 times higher than lithium ion.