The invention relates to the technical field of automobiles, and discloses an electric automobile driving range estimation system and an estimation method thereof.The electric automobile driving range estimation system comprises a driving condition data acquisition module, a driving segment division module, a driving state prediction module, a driving condition prediction module, a power consumption estimation module, a driving range estimation module and a man-machine interaction module; through the arrangement of the driving state prediction module, the driving working condition prediction module and the power consumption estimation module, the next driving state can be predicted according to the current driving state, the driving state of the vehicle is predicted in real time, and then the accuracy of driving range estimation is improved; and a final driving condition prediction result is obtained by adopting a genetic algorithm, power consumption estimation is performed according to the prediction result of the driving condition prediction module, and the driving range of the electric vehicle can be obtained by estimating the power consumption of the electric vehicle under the condition that a travel path is not known in advance or the travel path is not set.

    本发明涉及汽车技术领域,且公开了一种电动汽车续驶里程估算系统及其估算方法,包括行驶工况数据采集模块、行驶片段划分模块、行驶状态预测模块、行驶工况预测模块、电耗估算模块、续驶里程估算模块以及人机交互模块,通过设有行驶状态预测模块、行驶工况预测模块以及电耗估算模块,有利于根据当前行驶状态对下一行驶状态进行预测,实时地预测车辆的行驶状态,进而提高续驶里程估算的准确性,根据行驶状态预测模块的行驶状态序列,采用遗传算法获取最终行驶工况预测结果,并根据行驶工况预测模块的预测结果进行电耗估算,在未提前获知出行路径或未设定出行路径的情况下,也能通过对电动汽车的电耗进行估算进而获取电动汽车的续驶里程。


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    Title :

    Electric vehicle driving range estimation system and estimation method thereof


    Additional title:

    一种电动汽车续驶里程估算系统及其估算方法


    Contributors:
    JIANG YUHUA (author) / JIANG YUNZHE (author) / CAI XIAOXIANG (author) / WANG JIA (author)

    Publication date :

    2024-08-30


    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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