"The question became how to not only reduce heat loss to the ground but also store and retain it for future use." Scientists ...

The efficiency of geothermal systems depends significantly on soil thermal properties such as conductivity, diffusivity, density, and heat capacity. Understanding these factors is vital for ...

Energy will build a second pilot plant in southern Finland to test its power-to-heat-to-power sand battery technology. The project aims to demonstrate the system’s ability to reconvert stored heat ...