The invention discloses a heat pump system of a pure electric light truck. The heat pump system comprises a refrigerant system loop and a water side system loop, the refrigerant system loop comprises a compressor, a condenser outside a vehicle, a condenser inside the vehicle, an evaporator inside the vehicle, a gas-liquid separator and a plate heat exchanger; the compressor is connected with the external condenser, the external condenser is connected with the internal evaporator, the internal evaporator is connected with the gas-liquid separator, and the gas-liquid separator is connected with the compressor; the water side system loop comprises a motor water pump, a four-way water valve, a battery water pump, a water PTC (Positive Temperature Coefficient), a three-way water valve, a battery, a motor and a plate heat exchanger; the plate heat exchanger is connected with a four-way water valve, the four-way water valve is connected with a battery water pump, the battery water pump is connected with a water PTC, the water PTC is connected with a three-way water valve, the three-way water valve is connected with a battery, and the battery is connected with the plate heat exchanger. Compared with an air heating PTC heating mode, the energy efficiency ratio is remarkably increased, the power consumption of the whole vehicle in winter is greatly reduced, and the endurance mileage of the vehicle is increased.
本发明公开一种纯电动轻卡热泵系统,包括冷媒系统回路和水侧系统回路;所述冷媒系统回路包括压缩机、车外冷凝器、车内冷凝器、车内蒸发器、气液分离器以及板式换热器;所述压缩机连接车外冷凝器,所述车外冷凝器连接所述车内蒸发器、所述车内蒸发器连接气液分离器,所述气液分离器连接压缩机;所述水侧系统回路包括电机水泵、四通水阀、电池水泵、水PTC、三通水阀、电池、电机和板式换热器;所述板式换热器连接四通水阀,所述四通水阀连接电池水泵,所述电池水泵连接水PTC,所述水PTC连接三通水阀,所述三通水阀连接连电池,所述电池连接板式换热器;本发明比风暖PTC的制热模式,能效比显著提升,大大降低了冬季整车耗电量,提升车辆续航里程。
Pure electric light truck heat pump system
一种纯电动轻卡热泵系统
2025-03-28
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 |
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