An international research team has conducted the first empirical study on retrofitting PV-assisted two-stage heat pump (HP) systems in existing multi-family buildings. The research is part of the ...

There are still plenty of myths bandied around about heat pumps, with one of the most common myths being that they don't work well in the cold. Modern heat pumps are efficient enough to still extract ...

Developed at the U. S. Ames National Laboratory, the novel magnetocaloric heat pump utilizes gadolinium as the working medium and reportedly matches current vapor-compression heat pumps for weight, ...