The invention discloses a driving cycle working condition prediction method for an electromechanical composite transmission tracked vehicle, which is characterized by comprising the following steps of: (1) selecting driving cycle working condition sample data; (2) determining a driving cycle working condition sample data clustering analysis method; (3) designing a driving cycle condition prediction model based on sample data clustering analysis; (4) designing a method for determining a state transition probability matrix in the driving cycle condition prediction model; (5) designing a determination method of a weight factor in the state transition probability matrix; (6) determining characteristic characterization parameters of the driving cycle working condition; and (7) determining a driving cycle working condition identification method. Based on the research of a working condition prediction method and a working condition identification method of a high-order Markov chain, a method for selecting a reasonable output probability matrix weight factor by adopting a linear programming algorithm is provided, the problem that the output probability matrix weight factor of a working condition prediction model of the high-order Markov chain is difficult to select is solved, and the fuel economy is improved.

    本发明公开了一种用于机电复合传动履带车辆的驾驶循环工况预测方法,其特征在于,包括步骤:(一)驾驶循环工况样本数据的选取;(二)确定驾驶循环工况样本数据聚类分析方法;(三)基于样本数据聚类分析的驾驶循环工况预测模型的设计;(四)驾驶循环工况预测模型中状态转移概率矩阵的确定方法的设计;(五)状态转移概率矩阵中权重因子的确定方法设计;(六)驾驶循环工况特征表征参数的确定;(七)驾驶循环工况识别方法确定。基于高阶马尔科夫链的工况预测方法和工况识别方法的研究,提出采用线性规划算法来选取合理的输出概率矩阵权重因子的方法,解决高阶马尔科夫链工况预测模型输出概率矩阵权重因子难以选取的问题,提高了燃油经济性。


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    Titel :

    Driving cycle condition prediction method for electromechanical composite transmission tracked vehicle


    Weitere Titelangaben:

    一种用于机电复合传动履带车辆的驾驶循环工况预测方法


    Beteiligte:
    LIU HUI (Autor:in) / LI XUNMING (Autor:in) / WANG WEIDA (Autor:in) / CUI XING (Autor:in)

    Erscheinungsdatum :

    09.07.2021


    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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