The invention relates to a thermal management system, in particular to an electric wide-body vehicle and a thermal management system thereof, and the thermal management system of the electric wide-body vehicle comprises a cab air conditioning system, a power battery, a heat exchanger and a brake resistor electrically connected with an electrical system; a refrigerant flow channel of the heat exchanger is connected in series with an expansion valve and then is connected to a refrigerant circulation loop of a cab air conditioning system; the brake resistor is arranged in a cooling liquid flow channel in the heat exchanger; and a cooling liquid flow channel of the heat exchanger is connected in series with a liquid cooling flow channel of the battery liquid cooling pump and a liquid cooling flow channel of the power battery to form a battery liquid cooling circulation loop. The brake resistor is arranged in the cooling liquid flow channel of the heat exchanger, the power battery is heated at the initial stage of starting of the vehicle, or the brake resistor is used for heating of an air conditioner, electric energy generated by braking of a motor is consumed by braking and is fully utilized, and the utilization rate is increased.

    本发明涉及热管理系统,本发明构造一种电动宽体车及其热管理系统,其中电动宽体车热管理系统,包括驾驶室空调系统、动力电池、换热器、与电气系统电连接的制动电阻;所述换热器的冷媒流道与膨胀阀串联后连接于驾驶室空调系统的冷媒循环回路中;所述制动电阻布置于所述换热器中的冷却液流道中;所述换热器的冷却液流道与电池液冷泵、动力电池的液冷流道串联连接成电池液冷循环回路。在本发明中将制动电阻布置在换热器的冷却液流道中,在车辆启动初期对动力电池进行升温,或者用于空调制暖,在实现制动消耗电机制动产生的电能外还得以充分利用,提高利用率。


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    Titel :

    Electric wide-body vehicle and thermal management system thereof


    Weitere Titelangaben:

    电动宽体车及其热管理系统


    Beteiligte:
    SONG NING (Autor:in) / HUANG YUANWEI (Autor:in) / WANG SONGLIN (Autor:in)

    Erscheinungsdatum :

    20.12.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    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 / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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