转向盘转角阶跃输入下半挂汽车列车操纵稳定性仿真分析  

Simulation Analysis of Steering Wheel Angle Step Input Tractor-semitrailer Controllability and Stability

作　　者：许洪国[1] 关志伟[1] 刘宏飞[1] 

机构地区：[1]吉林大学交通学院,吉林长春130025

出　　处：《公路交通科技》2004年第8期118-120,123,共4页Journal of Highway and Transportation Research and Development

基　　金：江苏省汽车工程重点实验室开放基金项目(KJS02075)

摘　　要：基于包括任意载荷分布的非线性轮胎模型在内的半挂汽车列车整车模型,应用汽车列车动力学仿真软件Arc Sim,分析了半挂汽车列车在转向盘转角阶跃输入时的转向特性。通过在不同车速、不同结构参数等条件下的仿真计算,揭示了半挂汽车列车的转向特性与车速、结构参数之间的内在联系,给出了半挂汽车列车转向特性在这些条件下的表现特征,为半挂汽车列车操纵稳定性分析提供了参考和借鉴。Based on the full-scale vehicle simulation model of tractor-semitrailer with nonlinear tire model,the simution software of ArcSim on articulated vehicle dynamics is used to analyze the vehicle steering characteristics with the step angle input of steering wheel.It is found that the steering characteristics are different when the velocity and configuration parameter are different;The relationship between steering characteristics and velocity,configuration parameter is presented,so it provides reference for the analysis of controllability and stability.

关 键 词：半挂汽车列车 转向盘角阶跃输入 操纵稳定性 仿真 分析 

分 类 号：U469.53[机械工程—车辆工程]