Its primary responsibility is to cycle coolant — which is a 50/50 ... the heart of the system is the water pump. The water pump, as the name implies, is responsible for pumping and circulating ...

What's in a name? The ESCO Institute's Clifton Beck questions what can be technically classified as a heat pump.

heat pump properties, thermal characteristics of the building in which it is used, and storage in the form of heated water. To calculate the energy needed for the defrost cycle, the researchers ...