The invention discloses a thermal management system and a thermal management method of a hybrid electric vehicle, and the thermal management system comprises a first branch and a second branch; the first branch comprises an electric main water pump and an engine water jacket which are connected with each other, the water inlet end serves as the first end of the first branch in the water flow direction of the engine water jacket, and the water outlet end serves as the second end of the first branch. The second branch comprises a battery circulation system cooling liquid high-voltage electric heater and a first electronic water pump which are connected with each other; the second end of the first branch is connected with the first end of the second branch, and the first end of the first branch is connected with the second end of the second branch. The battery circulation system cooling liquid high-voltage electric heater and the engine water jacket form a heating loop, water path preheating of the engine is achieved, the engine is in a heat engine state before starting, and the pollutant emission condition of a hybrid vehicle type is greatly improved.

    本申请公开了一种混合动力汽车的热管理系统及热管理方法,热管理系统,包括第一支路和第二支路;第一支路包括相互连接的电动主水泵和发动机水套,沿着发动机水套的水流方向,进水的一端作为第一支路的第一端,出水的一端作为第一支路的第二端;第二支路包括相互连接的电池循环系统冷却液高压电加热器和第一电子水泵;第一支路的第二端与第二支路的第一端连接,第一支路的第一端与第二支路的第二端连接。本申请通过电池循环系统冷却液高压电加热器与发动机水套形成加热回路,实现发动机的水路预热,使发动机在起动前实现热机状态,大大改善了混动车型的排放污染物情况。


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    Title :

    Thermal management system and thermal management method of hybrid electric vehicle


    Additional title:

    一种混合动力汽车的热管理系统及热管理方法


    Contributors:
    TU ANQUAN (author) / HU ZHANGLIN (author) / LIU WENBIN (author) / WEN MIN (author) / KE ZHANGJUN (author) / ZHU HE (author)

    Publication date :

    2022-06-17


    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 / F02N STARTING OF COMBUSTION ENGINES , Anlassen von Brennkraftmaschinen / 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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