The invention discloses a vehicle heat pump air-conditioning system and a control method thereof, the vehicle heat pump air-conditioning system comprises a refrigeration loop and an air supply module; the refrigeration loop comprises a compressor, an out-vehicle heat exchanger, an in-vehicle heat exchanger, a demisting heat exchanger, a throttling device and a four-way valve, the four-way valve is provided with a port H, a port I, a port J and a port K, an exhaust port of the compressor is connected with the port H, the external heat exchanger is connected with the port I, the demisting heat exchanger is connected with the port J, and the internal heat exchanger is connected with the port K; the throttling device is connected between the out-vehicle heat exchanger and the in-vehicle heat exchanger, and the demisting heat exchanger is connected with an air suction port of the compressor through the gas-liquid separator; and the air supply module comprises an air duct and an in-vehicle fan, and the air duct is provided with an air inlet, an air conditioner air outlet and a demisting air outlet. The demisting function can be achieved under the refrigerating and heating conditions at the same time, it is avoided that cold air is blown to the human body during demisting in the wet and cold weather, and the user experience is improved.
本发明公开一种车用热泵空调系统及其控制方法,车用热泵空调系统,包括制冷回路和送风模块;制冷回路包括:压缩机、车外换热器、车内换热器、除雾换热器、节流装置和四通阀,四通阀配置有H口、I口、J口和K口,压缩机的排气口与H口连接,车外换热器与I口连接,除雾换热器与J口连接,车内换热器与K口连接,节流装置连接在车外换热器和车内换热器之间,除雾换热器通过气液分离器与压缩机的吸气口连接;送风模块包括:风道和车内风机,风道配置有进风口、空调出风口和除雾出风口。实现了在制冷和制热情况下都可以同时实现除雾功能,避免了湿冷天气下除雾时冰冷的冷风吹到人身上,提高用户体验性。
Vehicle heat pump air conditioning system and control method thereof
车用热泵空调系统及其控制方法
2021-07-27
Patent
Electronic Resource
Chinese
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen |
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