Polar Night Energy, which in 2022 implemented the world’s first commercial sand-based, high-temperature heat storage system ...

Finland has inaugurated an industrial-scale sand battery this week in the southern town of Pornainen, where it'll take over heating duties from an old woodchip power plant for the municipality. It's ...

Hackaday.io user [mabe42] works during the week away from their home city and rents a small apartment locally to make this life practical. However, the heating system, a night-storage system, is not ...

When spring arrives and the heating season comes to an end, keeping warm becomes less of an issue. However, scientists remind us that it is not just a seasonal necessity -- heat is also a valuable ...

Researchers in the Netherlands have simulated a residential energy system combining PV, solar thermal, and PV-thermal panels with aquifer thermal energy storage and a heat pump, achieving a seasonal ...