Absorption heat pumps use an ammonia-h2o absorption cycle, rather than a vapor-compression cycle, to transfer heat. Ammonia would be the refrigerant, and drinking water would be the absorber. The ammonia condenses at among the list of process’s coils to launch heat and evaporates at another coil to absorb heat. Related https://thefairlist.com/story10504161/5-essential-elements-for-robur-heat-pumps