汽车整车操纵稳定性仿真试验研究  

Vehicle Handling Stability Simulation

作　　者：吴宝贵 闫书法 李绍平 田萌健 

机构地区：[1]中国石油大学机电工程学院,山东青岛266580

出　　处：《机械设计与制造》2014年第11期158-160,共3页Machinery Design & Manufacture

基　　金：国家自然科学基金项目(51005248);中央高校基本科研业务费专项资金资助(13CX02069A)

摘　　要：针对数值计算与现场试验复杂耗时的难题,提出基于虚拟样机技术的汽车整车操纵稳定性仿真试验方案。探究汽车虚拟样机模型的构建方法,检验虚拟样机模型的准确性,依据国标GB/T6323仿真分析汽车操纵稳定性能,包括蛇形试验、转向瞬态响应试验、回正性能试验、转向轻便性试验及稳态回转试验。仿真结果表明,该车型具有不足转向特性。基于上述性能试验,得到符合国标的汽车操纵稳定性能试验方法,为研究汽车悬架的运动特性提供一种仿真试验方法。Aiming at the complexity and time consuming of the numerical calculation and field test, the vehicle handling and stability simulation analysis scheme is put forward based on virtual prototyping technology, The construction method of virtual prototype model is explored, The accuracy of the model is tested, Vehicle handling and stability is simulated based on national standard GB/T6323, including pylon Course Slalom Test, steering transient response test, return-ability test, steering efforts test procedure and steady state circular test, Simulation results show the understeer characteristic of the car, Accordingly, a simulation analysis method to study the dynamics characteristic of the suspension and vehicle handling and stability of the car has been provided,

关 键 词：悬架设计 操纵稳定性 虚拟样机 K&C特性 

分 类 号：TH16[机械工程—机械制造及自动化] U463.3[机械工程—车辆工程]