The invention relates to an integrated electric automobile thermal management system which comprises a controller, a refrigerant circulation unit, a PTC heater, a water pump and valve coolant circulation unit, a radiator and a heat exchanger; the refrigerant circulation unit is in fluid communication with a refrigerant passage of the heat exchanger; the water pump and valve coolant circulation unit is in fluid communication with the coolant passage of the heat exchanger, the PTC heater and the radiator; and the controller is used for controlling the refrigerant circulation unit, the PTC heaterand the water pump and valve coolant circulation unit to operate so as to achieve thermal management of the automobile. According to the invention, the problems of huge system, low integration and reliability, large overall space, difficult assembly and the like in the prior art are solved, the final assembly time and labor cost are reduced, the battery can be ensured to be charged and dischargedin the optimal temperature range all the time, the charging and discharging efficiency of the battery is improved, the endurance of the battery is prolonged, and the service life of the battery is prolonged.

    本发明涉及一种一体式电动汽车热管理系统,其可包括控制器、制冷剂循环单元、PTC加热器、水泵&阀门冷却液循环单元、散热器和热交换器;制冷剂循环单元与热交换器的制冷剂通路流体连通,水泵&阀门冷却液循环单元与热交换器的冷却液通路、PTC加热器和散热器流体连通,控制器用于控制制冷剂循环单元、PTC加热器及水泵&阀门冷却液循环单元运行以实现对汽车的热管理。本发明解决了现有技术下系统庞大、集成度及可靠度性较低,整体空间较大,组装困难等问题,减少了最终装配时间与劳动力成本,并且可以确保电池始终在最优的温度范围内充放电,提高了电池的充放电效率、续航能力及使用寿命。


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    Title :

    Integrated electric automobile thermal management system


    Additional title:

    一种一体式电动汽车热管理系统


    Contributors:
    CHEN JINGUI (author) / ZHENG BAOTE (author) / YAO ZHONGHONG (author) / WEN JINFU (author)

    Publication date :

    2020-08-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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 / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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