Geothermal heat exchangers almost always use condenser water or glycol as the heat transfer medium — and, sometimes, refrigerant. Wastewater heat recovery systems typically preheat domestic cold water ...

Despite decades of availability and proven savings, compressed air heat recovery remains a rarity in UK factories. Is cost the barrier, or is it simply a case of misplaced concerns around complexity ...

Heat recovery systems can be divided into two categories based on the thermal parameters of the system: Systems for energy recovery and conversion from waste heat with high thermal parameters (above ...

The Thermafit Air-Source Modular Multipipe heat pump uses R-454B as the refrigerant and has a size of 30 tons. The manufacturer said the system act as a chiller to cool the building, as a heat pump to ...