Reminds me of Berlin's water heat storage tank: https://www.energy-storage.news/vattenfall-starts-filling-up-200mw-thermal-storage-tower-in-berlin/ https://www.

Reminds me of Berlin's water heat storage tank: https://www.energy-storage.news/vattenfall-starts-filling-up-200mw-thermal-storage-tower-in-berlin/ https://www.energy-storage.news/vattenfall-starts-filling-up... It's specifically intended to store surplus energy from renewables for later use.