Absorption heat pumps use an ammonia-water absorption cycle, instead of a vapor-compression cycle, to transfer heat. Ammonia is definitely the refrigerant, and h2o is the absorber. The ammonia condenses at one of the system’s coils to release heat and evaporates at one other coil to soak up heat. Regular absorption https://alphabookmarking.com/story20216174/5-simple-statements-about-heat-pumps-explained