The invention discloses a hybrid power system energy management method based on a DPPO algorithm, belongs to the field of hybrid electric vehicle energy management, and can theoretically enlarge the exploration range of a model and improve the optimal performance and convergence efficiency of the algorithm through the use of a parallel training technology on the premise of ensuring the dynamic property of a vehicle. On the basis of ensuring a stable SOC control target, rapid convergence of the neural network is realized, and good fuel economic performance is obtained. The method mainly comprises the following steps: establishing a DPPO proxy model; setting the state, action and return of the DPPO proxy model to obtain the set DPPO proxy model; obtaining a related training data set, and training the DPPO proxy model according to the obtained related training data set to obtain a trained DPPO proxy model; and performing energy management on the Prius hybrid vehicle by using the trained DPPO proxy model.

    本发明公开了一种基于DPPO算法的混合动力系统能量管理方法,属于混合动力汽车能量管理领域,在保证汽车动力性的前提下,通过并行训练技术的使用,可以在理论上增加模型的探索范围,提高算法的最优性能和收敛效率,在保证稳定的SOC控制目标的基础上,实现神经网络的快速收敛,并获得良好的燃油经济性能。本发明方法主要包括:建立DPPO代理模型;设置DPPO代理模型的状态、动作和回报,得到设置后的DPPO代理模型;获取相关训练数据集,根据获得的相关训练数据集训练所述DPPO代理模型得到训练后的DPPO代理模型;使用训练后的DPPO代理模型进行Prius混合动力车辆的能量管理。


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    Titel :

    Hybrid power system energy management method based on DPPO algorithm


    Weitere Titelangaben:

    一种基于DPPO算法的混合动力系统能量管理方法


    Beteiligte:
    LI CHAOXIONG (Autor:in) / ZHOU JIANHAO (Autor:in) / ZHAO WANZHONG (Autor:in) / XU DA (Autor:in) / WU XUYANG (Autor:in)

    Erscheinungsdatum :

    13.12.2022


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen / 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 / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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