The embodiment of the invention provides a vehicle braking energy recovery method and device.The method comprises the steps that in response to a braking request received by a vehicle, the current driving working condition of the vehicle is determined, and the current driving working condition is one of the linear driving working condition, the conventional turning driving working condition and the limit turning driving working condition; determining a braking energy recovery strategy matched with the current driving working condition; based on the braking energy recovery strategy, regenerative braking torque and mechanical braking torque required by each wheel of the vehicle are determined; and a hub motor regenerative braking system of the vehicle is controlled to conduct braking according to the regenerative braking torques, and an electronic mechanical braking system of the vehicle is controlled to conduct braking according to the mechanical braking torques. According to the technical scheme provided by the embodiment of the invention, the braking energy recovery efficiency can be improved.

    本申请的实施例提供了一种车辆制动能量回收方法及装置,所述方法包括:响应于车辆接收到制动请求,确定所述车辆的当前行驶工况,所述当前行驶工况为直线行驶工况,常规转弯行驶工况,以及极限转弯行驶工况中的一种;确定与所述当前行驶工况相匹配的制动能量回收策略;基于所述制动能量回收策略,确定所述车辆各个车轮所需的再生制动力矩和机械制动力矩;控制所述车辆的轮毂电机再生制动系统按照各个所述再生制动力矩进行制动,以及控制所述车辆的电子机械制动系统按照各个所述机械制动力矩进行制动。本申请的实施例提供的技术方案能提升制动能量回收效率。


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    Title :

    Vehicle braking energy recovery method and device


    Additional title:

    车辆制动能量回收方法及装置


    Contributors:
    LI ZHAO (author) / ZHAO CHUNLAI (author) / ZHANG ZEYANG (author)

    Publication date :

    2024-07-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

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



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