The invention discloses a method for optimizing the battery capacity of a plug-in hybrid electric vehicle, which comprises the following steps of: establishing a power calculation model of the hybrid electric vehicle based on driving resistance based on the battery capacity; establishing an energy consumption evaluation model based on the power calculation model; the energy consumption evaluation model comprises an electric energy consumption evaluation model and a fuel consumption evaluation model; based on the energy consumption evaluation model, establishing a total cost model and a total endurance mileage model; and based on the total cost model and the total endurance mileage model, establishing a multi-objective optimization function of the total cost and the total endurance mileage, and obtaining the optimal battery capacity according to an optimization result. According to the method, the total cost and the total endurance mileage of the hybrid electric vehicle are comprehensively considered to optimize the battery capacity parameters of the vehicle, so that the balance between the endurance mileage of the vehicle and the total cost of a user is realized.

    本发明公开了一种插电式混合动力汽车的电池容量优化方法,包括以下步骤:基于电池容量,建立混合动力汽车基于行驶阻力的功率计算模型;基于功率计算模型,建立能源消耗评估模型;能源消耗评估模型包括电能消耗评估模型和燃油消耗评估模型;基于能源消耗评估模型,建立总体成本模型以及总续航里程模型;基于总体成本模型以及总续航里程模型,建立总体成本和总续航里程的多目标优化函数,依照优化结果得到最优的电池容量。本方法综合考虑混合动力汽车总成本和总续航里程,以优化车辆电池容量参数,进而实现汽车续航里程和用户总体成本的平衡。


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    Titel :

    Battery capacity optimization method of plug-in hybrid electric vehicle


    Weitere Titelangaben:

    插电式混合动力汽车的电池容量优化方法


    Beteiligte:
    LI SHUNXI (Autor:in) / XU FEIYANG (Autor:in)

    Erscheinungsdatum :

    2022-07-22


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



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