Kathy E. Gill ๐บ๐ฆ on Nostr: โCapable of storing 100 MWh of thermal energy from solar and wind sources, it will ...
โCapable of storing 100 MWh of thermal energy from solar and wind sources, it will enable residents to eliminate oil from their district heating network, helping to cut emissions by nearly 70 per cent.โ
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Polar Night Energy is using crushed soapstone. It is a by-product created when a Finnish company, Tulikivi, makes heat-retaining fireplaces.
โThe soapstone they use is a very Finnish thing.โ
Small community (<6,000 population). But itโs hella cold in winter.
https://www.euronews.com/green/2024/03/10/sand-batteries-could-be-key-breakthrough-in-storing-solar-and-wind-energy-year-round
๐๐ณ๐๐ณ๐
Polar Night Energy is using crushed soapstone. It is a by-product created when a Finnish company, Tulikivi, makes heat-retaining fireplaces.
โThe soapstone they use is a very Finnish thing.โ
Small community (<6,000 population). But itโs hella cold in winter.
https://www.euronews.com/green/2024/03/10/sand-batteries-could-be-key-breakthrough-in-storing-solar-and-wind-energy-year-round