The invention provides a hybrid electric vehicle energy management strategy optimization method. The method comprises the following steps: S1, establishing an HEV fuel economy simulation model; s2, constructing an HEV optimal energy management strategy model, and calculating to obtain whole vehicle operation parameters when the oil consumption of the HEV is the lowest under the known working condition; s3, optimizing discrete value rule parameters in the HEV rule energy management strategy; s4, optimizing continuous value rule parameters in the HEV rule energy management strategy through a machine learning algorithm; and S5, combining the optimized discrete value rule parameters and continuous value rule parameters to obtain an optimized complete HEV rule energy management strategy. According to the hybrid electric vehicle energy management strategy optimization method, discrete value control parameters and continuous value control parameters in the hybrid electric vehicle energy management strategy are collaboratively optimized through the global optimization algorithm, an optimal regular energy management strategy control parameter set can be obtained, and global optimization of the hybrid electric vehicle control parameters is realized.

    本发明提供了一种混合动力汽车能量管理策略优化方法,包括以下步骤:S1、建立HEV燃油经济性仿真模型;S2、构建HEV最优化能量管理策略模型,计算得到已知工况下HEV油耗最低时的整车运行参数;S3、优化HEV规则能量管理策略中的离散值规则参数;S4、通过机器学习算法优化HEV规则能量管理策略中的连续值规则参数;S5、组合优化后的离散值规则参数及连续值规则参数,获得优化后完整的HEV规则能量管理策略。一种混合动力汽车能量管理策略优化方法,通过全局优化算法对混合动力汽车能量管理策略中离散值控制参数与连续值控制参数的协同优化,能够求取最佳的规则能量管理策略控制参数集,实现混合动力汽车控制参数的全域寻优。


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    Titel :

    Hybrid electric vehicle energy management strategy optimization method


    Weitere Titelangaben:

    一种混合动力汽车能量管理策略优化方法


    Beteiligte:
    WANG BAOSEN (Autor:in) / YANG JIANJUN (Autor:in) / FU XUEQING (Autor:in) / ZHANG XIANFENG (Autor:in) / BAIBATEER (Autor:in) / LI ZHENGUO (Autor:in) / LIU SHUANGXI (Autor:in)

    Erscheinungsdatum :

    08.10.2021


    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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