The invention discloses a hybrid electric vehicle calibration parameter optimal value determination method considering working conditions, and relates to the technical field of hybrid electric vehicles. The method comprises five steps of establishing a calibration parameter optimal value model, analyzing internal and external causes of the calibration parameter optimal value, synthesizing drivingconditions and selecting condition characteristic parameters, performing multiple linear regression analysis and ridge regression analysis, and determining the calibration parameter optimal value related to the automobile driving conditions. The optimal value of the calibration parameter is determined by taking the optimal economy of the whole vehicle as a design principle; internal and external causes of the optimal value of the calibration parameter are analyzed, the optimal calibration parameter value related to the attribute of the vehicle and the optimal calibration parameter value related to the driving working condition are screened out, the method for determining the optimal calibration parameter values of the two types is explained, the direction is pointed out for the parameter calibration path of the hybrid electric vehicle considering the working condition, the parameter calibration workload is reduced, and the calibration efficiency is improved.
本发明公开了一种考虑工况的混合动力汽车标定参数最优值确定方法,涉及混合动力汽车技术领域。方法包括建立标定参数最优值模型、标定参数最优值内外因分析、行驶工况合成及工况特征参数选取、多元线性回归分析及岭回归分析、与汽车行驶工况相关的标定参数最优值的确定五个步骤。以整车经济性最佳为设计原则来确定标定参数最优值,通过标定参数最优值内外因分析,筛选出与车辆本身属性相关的标定参数最优值和与行驶工况相关的标定参数最优值,并说明了两种类型标定参数最优值的确定方法,为考虑工况的混合动力汽车的参数标定路径指明方向,减少了参数标定工作量,提高了标定效率。
Hybrid electric vehicle calibration parameter optimal value determination method considering working conditions
一种考虑工况的混合动力汽车标定参数最优值确定方法
2020-06-30
Patent
Elektronische Ressource
Chinesisch
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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