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 ...

And these heat pumps can warm your house while they heat your water. All while being more than twice as energy efficient as their competitors, at least according to some calculations.

Utility British Gas has developed a tool that calculates how much CO2 a UK home can save by switching from traditional home-heating systems to modern heat pumps. The Carbon Cruncher calculator is ...