Driving back from a cold night of tennis (unheated facility, we’re not dumb enough to play outside at 10 degrees Fahrenheit) the conversation swerved — not the car — to a discussion of the temperature ...
The Fraunhofer ISE has designed a novel method for assessing the potential of low-temperature heat sources for large-scale heat pumps. The five-step process was tested on the German city of Fellbach, ...