Kilpatrick Townsend & Stockton, LLP
Heat pump air conditioning system and control method
A heat pump air conditioning system and a control method. The heat pump air conditioning system includes: a compressor; an indoor unit heat exchanger, an outdoor unit heat exchanger and a throttling device; a refrigerant circulation loop, connecting the compressor, the indoor unit heat exchanger, the outdoor unit heat exchanger and the throttling device in series; the heat storage module, disposed in the refrigerant circulation loop and configured to absorb heat from refrigerant in the refrigerant circulation loop and store heat when heat storage is required, and to heat the refrigerant in the refrigerant circulation loop when the outdoor unit heat exchanger defrosting is required. The heat pump air conditioning system can store excess heat of the system for defrosting when indoor heat load is low, and release heat for defrosting by means of the heat storage module during a defrosting process while continuing supplying heat to a room.
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
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F25B F25B F25B F25B F25B F25B F25B F25B F25B F25B F25B
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Xu Xianlin Jianming Mingzhu Xiaocheng Guanghui Zhiwei Guangqian Bo Junhong Wen Bo Xiaoyu
Gao Wang Tan Dong Lai Xia Chen Peng Yu Wu Che Liang Li