Absorption heat pumps use an ammonia-water absorption cycle, rather than a vapor-compression cycle, to transfer heat. Ammonia will be the refrigerant, and water is the absorber. The ammonia condenses at among the method’s coils to release heat and evaporates at one other coil to soak up heat. The higher Original https://purethermal.co.uk/media-news/can-gas-absorption-heat-pumps-provide-an-alternative-heat-pump-option-in-2025/