Energy from renewable sources can be stored in a sand heat storage system. A system with circulating sand is said to be ...

An energy supplier in Finland has announced the upcoming construction of an underground seasonal thermal energy storage facility about the size of two Madison Square Gardens that could meet the ...

A new heat-to-energy converter has reached a record efficiency of 44% – the average steam turbine manages about 35%, for comparison. This thermophotovoltaic cell is a major step on the way to ...

Researchers at Yonsei University have unveiled a breakthrough “thermal sponge” capable of slashing annual ...

The Finnish start-up says its sand battery technology is scalable from 20 to 500 MWh with charging power from 1 to 20 MW, depending on industrial needs.

Starting next year, Antora’s new manufacturing plant will produce modular thermal batteries to help decarbonize heavy industries. Today Antora Energy, a California-based thermal-battery startup, ...

Industrial heating accounts for about 14% of U.K. emissions but about half of the energy used in U.K. industry is lost as waste heat, according to a new report. Analysis supported by expertise from ...

Scientists in China have used ground heat exchangers based on volcanic tuff stones to improve storage capabilities and efficiency of photovoltaic-thermal systems. Their experiments showed that the ...

Salt batteries can store summer heat to be used in winter, but which salt works best for the purpose? On 19 December, Lian Blijlevens will defend her PhD thesis on her research into salt for heat ...