The invention provides a range extender and a range-extended electric vehicle. The extended-range electric vehicle comprises a heat circulation system, a heat exchange device, a power system and a range extender. Heat energy generated by the range extender is transferred to the heat exchange device through the heat circulation system; electric energy generated by the range extender is transmitted to the power system; and when the ambient temperature outside the vehicle is lower than 0 DEG C, the range extender is set as follows: when the extended-range electric vehicle runs in at least part of speed intervals in the running working condition of the Chinese passenger vehicle in GB/T 38146.1, the sustainable power of the range extender is lower than the power required for keeping the electric quantity of a battery unchanged. The range extender can improve the energy utilization efficiency and the energy-saving requirement of the electric vehicle in the low-temperature environment.

    本申请提供了一种增程器以及增程式电动车。增程式电动车包括热循环系统、热交换装置、动力系统和增程器。该增程器产生的热能通过热循环系统传递至热交换装置;该增程器产生的电能传递至动力系统;以及当车外环境温度低于0摄氏度时,该增程器被设置成:当增程式电动车在GB/T 38146.1里的中国乘用车行驶工况中的至少部分速度区间下行驶时,增程器的可持续功率小于保持电池电量不变所需的功率。该增程器能够提高低温环境下的电动汽车的能量利用效率及节能要求。


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    Titel :

    Range extender and range-extended electric vehicle


    Weitere Titelangaben:

    增程器以及增程式电动车


    Beteiligte:
    GONG CHUNZHONG (Autor:in) / HE HAO (Autor:in) / ZHOU WEIMING (Autor:in) / FU JIE (Autor:in)

    Erscheinungsdatum :

    2021-11-05


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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