The invention discloses a refrigerator car and a refrigerating unit thereof, the refrigerating unit comprises an engine, a first compressor and a refrigerating assembly, wherein the engine is connected with the first compressor, the first compressor is connected with the refrigerating assembly through a pipeline to realize refrigerating cycle, the refrigerating unit further comprises a high-voltage power supply system and a second compressor, the second compressor is connected with the refrigeration assembly through a pipeline, and the high-voltage power supply system is electrically connected with the second compressor so as to provide power for the second compressor. According to the refrigerating unit, on the basis that the engine drives the first compressor to work, the second compressor can be driven to work through the high-voltage power supply system, so that a reasonable compressor can be selected to work according to the working condition of the engine, the continuous refrigerating effect can be guaranteed, and the energy-saving effect and the power performance of the whole vehicle can be improved.

    本发明公开了一种冷藏车及其制冷机组,制冷机组包括发动机、第一压缩机和制冷组件,所述发动机与所述第一压缩机连接,所述第一压缩机与所述制冷组件通过管路连接以实现制冷循环,还包括高压电源系统和第二压缩机,所述第二压缩机与所述制冷组件通过管路连接,所述高压电源系统与所述第二压缩机电连接、以向所述第二压缩机提供动力。上述制冷机组在发动机驱动第一压缩机工作的基础上,还可以通过高压电源系统驱动第二压缩机工作,以便于根据发动机的工况选择合理的压缩机工作,不仅可以保证持续的制冷效果,还可以提高整车的节能效果和动力性能。


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    Title :

    Refrigerator car and refrigerating unit thereof


    Additional title:

    一种冷藏车及其制冷机组


    Contributors:

    Publication date :

    2021-06-04


    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



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