Researchers in Italy have designed a novel carbon dioxide heat pump that can work with photovoltaic-thermal energy, a finned coil heat exchanger and a U-tube borehole heat exchanger. Their experiment ...

The world's largest CO2-based seawater heat pump has begun operations at the Port of Esbjerg in Denmark. This technology, developed by Swiss company MAN Energy Solutions, represents a step towards the ...

Noritz and Nihon Itomic previously partnered in July 2025 to launch a commercial hybrid water heating system for the Japanese ...

Scientists led by China’s Dongguan University of Technology have proposed a novel control approach for water-to-water heat pumps that uses carbon dioxide (CO2) as refrigerant. The model-based optimal ...

CO2 heat pumps represent a promising future for cooling and heating. These systems use carbon dioxide as a refrigerant, providing an energy-efficient solution that can warm your home while heating ...

At Hepworth, the new system recovers waste heat at 100°C, previously vented to atmosphere, and upgrades it to process steam ...

This transcript has been edited and condensed for clarity. The following sentence doesn’t make any sense, but is actually true: A heat pump can turn 1 kilowatt-hour, or kWh, of electricity into up to ...

The name "heat pump" is a bit of a misnomer, says Kevin Kircher, assistant professor of mechanical engineering at Purdue University who works with the Center for High Performance Buildings. "A lot of ...

Sales of super-efficient electric heat pumps are rising, now overtaking sales of gas furnaces in the U.S. But what are heat pumps? And why do some call them a key climate solution? Here are the ...