变速箱在车辆传动系内有着重要的经济作用。
Transmissions contribute greatly to economic operation within vehicle drivelines.
变速器作为车辆传动系的主要部件，需要借助于换档执行机构来完成换档。
But as the main vehicle powertrain component, the transmission needs the help of shift Actuator to complete the gear shift.
本文就如何获取和识别车辆传动系的动态参数进行了理论探讨和测取方法的研究。
In This paper a theoretical study of acquisition and identification of dynamic parameters of the Vehicle transmission is made, and a method of measuring these parameters is presented.
大型底盘测功机是在室内完成汽车经济性试验、动力性试验、排放性能评价与分析、可靠性试验以及与车辆传动系有关的专项试验等所必需的大型设备。
The LVCD is an equipment for testing vehicle oil economy, power performance, engine exhaust emission appraisal and analysis, reliability and some specific items of vehicle power train.
HEV驱动系统参数（发动机功率、电动机功率及传动系速比等）对车辆的动力性、燃油经济性和排放性能均有显著影响。
The parameter(engine power electromotor power and ratio of driveline)of powertrain system for HEV have notable influence on dynamical performance economical fuel consumption and emission of vehicle.
汽车动力传动系的弯曲振动不仅会影响乘坐舒适性，而且会引起车辆零部件的早期损坏。
Bending vibration of automobile power transmission system not only affects its riding comforts, but causes earlier destruction of automobile parts.
通过对离合器传动系动力学分析，建立了车辆起步时变速器输入轴速度与离合器接合位移之间的传递函数模型。
Transfer function model between the input speed of transmission and the engagement displacement of the clutch is built up through an analysis on the system of drive of the vehicle.
从振动的角度看，车辆动力传动系可分为弯曲振动系统和扭转振动系统。
From the view point of vibration, powertrain is divided into bending system and torsional system.
研究了轮式车辆动力传动系自激振动的机理。
In this paper, the mechanism of the self excited vibration in wheeled vehicle powertrain was studied.
研究了轮式车辆动力传动系自激振动的机理。
In this paper, the mechanism of the self excited vibration in wheeled vehicle powertrain was studied.
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