Finnish startup Polar Night Energy, which developed and installed its first commercial-scale “sand battery” energy storage system in 2022, is now collaborating with Finnish district heating company Loviisan Lämpö to build an industrial-scale sand battery system in Pornainen, Finland.
Read MoreAdapting to climate change not only requires updating our existing energy systems but also designing new ways of storing and transmitting energy that can better withstand extreme environments. Finnish startup Polar Night Energy just completed the first commercial installation of their new heat storage system, which stores thermal energy using sand.
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