The invention discloses a small automobile thermal management system based on a refrigerant cooling battery motor and a passenger compartment, which belongs to the technical field of new energy small electric vehicles/thermal management, and comprises a condenser, a fan, an expansion kettle, a compressor, a stop valve, an expansion valve, an air conditioner box body, a cooler, an electronic expansion valve, a water pump and a three-way proportional valve, the motor and the battery are jointly cooled in a compressor + Chiller mode, the proportion of the three-way valve is regulated and controlled through the water inlet temperature of the battery and the motor, and energy consumption can be reduced to the maximum extent. The requirement for common cooling of the battery and the motor can be met, and minimum power consumption working output of the compressor can be guaranteed.

    本发明公开了一种基于冷媒冷却电池电机及乘员舱的小型汽车热管理系统,属于新能源小型电动车/热管理技术领域,包含冷凝器、风扇、膨胀水壶、压缩机、截止阀及膨胀阀、空调箱体、冷却器、电子膨胀阀、水泵、三通比例阀,本发明通过电机和电池共同采用压缩机+Chiller的方式进行冷却,通过电池与电机进水温度调控三通阀比例,可最大程度降低能耗。既可满足电池电机共同冷却需要,又能保证压缩机最小功耗工作输出。


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    Title :

    Small automobile thermal management system based on refrigerant cooling battery motor and passenger compartment


    Additional title:

    基于冷媒冷却电池电机及乘员舱的小型汽车热管理系统


    Contributors:
    YU YUE (author)

    Publication date :

    2025-04-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / 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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen