The invention relates to a heating and air-conditioning system for a vehicle, comprising a first heating and cooling circuit and a refrigerant circuit, the refrigerant circuit comprises at least a compressor, an expansion element, an external heat exchanger which can be operated as an evaporator during heat pump operation, a first heat exchanger on the high-pressure side and a second heat exchanger on the low-pressure side which can be accessed for air-conditioning operation, the heating and air conditioning facility comprises a second heating circuit, the refrigerant circuit comprises a third heat exchanger which is arranged on the high-pressure side downstream of the first heat exchanger in the refrigerant flow direction, and the third heat exchanger is also connected to the second heating circuit; wherein the refrigerant of the refrigerant circuit is directly and/or indirectly thermally coupled to the heating liquid of the second heating circuit in the third heat exchanger by means of a heat exchange connection. The invention also relates to an associated control method and a vehicle having the same.
本发明涉及一种用于车辆的供暖和空调设施,其具有第一加热回路和冷却回路以及制冷剂回路,所述制冷剂回路至少包括压缩机、膨胀元件、在热泵运行中能够作为蒸发器运行的外部热交换器、高压侧的第一热交换器和对于空调运行可接入的低压侧的第二热交换器,其中第一热交换器也连接到第一加热回路上,而第二热交换器也连接到冷却回路上,其中供暖和空调设施包括第二加热回路,其中制冷剂回路包括相对于第一热交换器沿制冷剂流动方向设置在下游的高压侧的第三热交换器,其也连接到第二加热回路上,其中在第三热交换器中制冷剂回路的制冷剂与第二加热回路的加热液体通过热交换连接直接和/或间接热耦合。本发明还涉及相关的控制方法以及具有其的车辆。
Heating and air-conditioning installation for different temperature levels of vehicle and method therefor
车辆的不同温度水平的供暖和空调设施及用于其的方法
2022-09-02
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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