The invention relates to an electric vehicle remaining mileage estimation method and device, computer equipment and a storage medium. The method comprises the following steps: obtaining a battery energy state and a remaining mileage prediction value of an electric vehicle, wherein the remaining mileage prediction value comprises an ideal prediction value and a theoretical prediction value; determining an ideal confidence coefficient of the ideal prediction value and a theoretical confidence coefficient of the theoretical prediction value according to the battery energy state; and according tothe ideal confidence coefficient and the theoretical confidence coefficient, weighting the ideal predicted value and the theoretical predicted value to obtain a remaining mileage estimated value. Themethod can improve the estimation accuracy and stability of the remaining mileage of the electric vehicle.

    本申请涉及一种电动车辆剩余里程估计方法、装置、计算机设备和存储介质。所述方法包括:获取电动车辆的电池能量状态和剩余里程预测值;剩余里程预测值包括理想预测值和理论预测值;根据电池能量状态,确定理想预测值的理想置信度和理论预测值的理论置信度;根据理想置信度和理论置信度,对理想预测值和理论预测值进行加权,得到剩余里程估计值。采用本方法能够提高电动车辆剩余里程估计的准确性和稳定性。


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    Title :

    Electric vehicle remaining mileage estimation method and device, and computer equipment


    Additional title:

    电动车辆剩余里程估计方法、装置和计算机设备


    Contributors:
    ZHANG XINRUI (author) / JIANG QINGHUA (author) / DUAN JIE (author) / LIN QINHONG (author)

    Publication date :

    2020-07-24


    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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