The invention provides an electric vehicle low-temperature management system and a control method thereof. The electric vehicle low temperature management system comprises a main heating device; a power battery; a graphene electric heating sheet; the water path system comprises a main path, a first branch path and a second branch path, the main path comprises a second water pump and a warm air core body, the main path flows through the main heating device, the first branch path comprises a first water pump, the first branch path flows through the power battery, the first branch path and the second branch path are connected in parallel, and the main path can selectively communicate with the first branch path or the second branch path; the graphene electric heating piece comprises a battery heating piece and a seat heating piece, the battery heating piece is installed on the power battery and can heat the power battery, and the seat heating piece is installed on the seat and can heat the seat. According to the technical scheme, the low-temperature management system of the electric vehicle can rapidly increase the battery temperature and the passenger compartment temperature under the low-temperature condition, and the user experience is improved.

    本发明提供了一种电动交通工具低温管理系统及其控制方法。该电动交通工具低温管理系统包括:主加热装置;动力电池;石墨烯电加热片;以及水路系统,水路系统包括主路,第一支路和第二支路,主路包括第二水泵和暖风芯体,主路流经主加热装置,第一支路包括第一水泵,第一支路流经动力电池,第一支路和第二支路并联,主路能够选择地与第一支路或第二支路连通;石墨烯电加热片包括电池加热片和座椅加热片,电池加热片安装在动力电池上,并能够对动力电池加热,座椅加热片安装在座椅上,并能够对座椅进行加热。本发明的技术方案的电动交通工具低温管理系统,能够快速提升低温状况下的电池温度和乘员舱温度,提高用户使用体验。


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    Title :

    Electric vehicle low temperature management system and control method thereof


    Additional title:

    电动交通工具低温管理系统及其控制方法


    Contributors:
    WANG YAN (author) / LIU JIANKANG (author) / YU CHANGHONG (author) / ZHAO HUICHAO (author) / LIU LIYUAN (author) / LI KUNYUAN (author) / CHE XIANDA (author) / NIU CHAOFAN (author) / HUO YUNLONG (author)

    Publication date :

    2022-07-22


    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / 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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