In this paper, automatic gear shift laws with optimal dynamic property and fuel economy are given respectively, which are tested in dynamic simulation model of vehicle power train.
研究了自动变速车辆的换挡规律的算法，制定了车辆的动力性换挡规律和经济性换挡规律，建立了车辆动力学仿真模型。
All is directed toward computer Simulation model testing optimizing system design parameters and evaluating power train component capability and especially vehicle shift-feel.
对于工程机械计算机仿真模型试验、系统设计参数优化、传动系统的零件寿命的评估尤其是车辆换挡平顺性的研究具有一定的实用意义。
The working modes of hybrid electric vehicle are analyzed, and a simulation model for the power-train of series hybrid electric bus is set up with MATLAB/SIMULINK.
在已建立的串联型混合电动公交车动力系统基础上，分析确定了混合电动汽车工作模式；
The working modes of hybrid electric vehicle are analyzed, and a simulation model for the power-train of series hybrid electric bus is set up with MATLAB/SIMULINK.
在已建立的串联型混合电动公交车动力系统基础上，分析确定了混合电动汽车工作模式；
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