There are a handful of ways to store excess power in kinetic stores: AKA "Gravity Battery", "Pumped Storage" [Storing power in a mine shaft by putting dirt in and pulling it out](https://www.independent.co.uk/tech/gravity-battery-mine-renewable-energy-b2492087.html) ![[mine gravity battery.png]] [Pumped Storage (Practical Engineering)](https://www.youtube.com/watch?v=66YRCjkxIcg)  [The Energy Vault is a Dumb Idea, Here's Why](https://www.youtube.com/watch?v=iGGOjD_OtAM)