Ventilator exhaust air, evaporative cooling boost residential heat pump efficiency

T2Covered by 1 source · first reported by Utility Dive / pv magazine / Energy-Storage.news at 24 Sept, 11:38 UTC

South Korean researchers have developed a residential air-source heat pump concept that combines energy recovery ventilator exhaust air with direct evaporative cooling. The system improved COP by 7.3% to 15.2% under hot and humid conditions and could be suitable for retrofitting existing heat…