Development trend analysis of heat pump technology at home and abroad

Reviews the contents of the 10th international heat pump conference hosted by the International Energy Agency (IEA) Heat Pump Centre. Considers that the heat pump technology has entered into a stage of circulating acceleration and sound development. Summarizes the current foci in heat pump technology researches, including the ground heat exchanger, combined system and energy efficiency of ground-source heat pump systems, the low temperature application, defrosting and energy efficiency of air-source heat pump systems, and the development of new refrigerants and heat pump units. Forecasts the future development trend of heat pump technology.