The invention discloses a self-defrosting mechanism which comprises an outdoor heat exchanger, the outdoor heat exchanger is provided with a radiating pipe row, a collecting pipe is arranged on one side of the radiating pipe row, a refrigerant outlet and a refrigerant inlet are formed in the collecting pipe, the collecting pipe comprises an inner pipe and an outer pipe, and a layer of film resistor used for heating is arranged between the inner pipe and the outer pipe. According to the air conditioner, the frosting condition cannot be achieved by heating refrigerants in the collecting pipes on the two sides of the outdoor condenser in an auxiliary mode at the low environment temperature, and therefore the heat exchange efficiency of the system is improved.

    本发明揭示了一种自化霜机构,包括室外换热器,所述室外换热器设有散热管排,所述散热管排的一侧设有集流管,所述集流管上设有制冷剂出口和制冷剂进口,所述集流管包括内管和外管,内管和外管之间设有一层用于加热的薄膜电阻。本发明能够在低温环境温度下,通过辅助加热室外冷凝器两侧集流管中的制冷剂,达不到结霜的条件,从而提高系统换热效率。


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    Title :

    Self-defrosting mechanism, automobile air conditioner and control method of automobile air conditioner


    Additional title:

    一种自化霜机构以及汽车空调及其控制方法


    Contributors:
    LIU YULEI (author) / WANG CONG (author) / JIAO YANG (author) / ZHANG JUNJUN (author)

    Publication date :

    2022-12-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    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 / H05B ELECTRIC HEATING , Elektrische Heizung



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