The invention relates to a battery electric quantity management system, method and device for a hybrid electric vehicle. The battery electric quantity management system comprises a data acquisition module, an energy prediction module, a power calculation module, an SOC variable quantity calculation module and a target electric quantity value determination module. The data acquisition module acquires driving information of a vehicle; the energy prediction module predicts recoverable energy of the vehicle according to the driving information; the power calculation module calculates the feedback power of the power battery according to the recyclable energy, and obtains the feedback target charging power according to the feedback power and the allowable charging power of the battery; the SOC variation calculation module calculates the variation of the SOC according to the target charging power; and the target electric quantity value determination module is used for obtaining the target electric quantity value of oil-consuming power generation of the vehicle according to the SOC balance point of the battery, the current SOC and the SOC variation transmitted by the SOC variation calculation module.

    本申请涉及一种混合动力汽车的电池电量管理系统、方法及装置,其包括:数据采集模块、能量预测模块、功率计算模块、SOC变化量计算模块以及目标电量值确定模块。数据采集模块获取车辆的行驶信息;能量预测模块根据行驶信息对车辆的可回收能量进行预测;功率计算模块根据可回收能量计算得到动力电池的回馈功率,并根据回馈功率和电池允许充电功率得到回馈的目标充电功率;SOC变化量计算模块根据目标充电功率计算得到SOC的变化量;目标电量值确定模块用于根据电池的SOC平衡点、当前SOC与SOC变化量计算模块传输的SOC的变化量获取车辆的用油发电的目标电量值。


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    Title :

    Battery electric quantity management system, method and device of hybrid electric vehicle


    Additional title:

    混合动力汽车的电池电量管理系统、方法及装置


    Contributors:
    ZHAO CHEN (author) / PENG BO (author) / ZHU FUTANG (author) / WANG CHUNSHENG (author)

    Publication date :

    2023-02-03


    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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