汽车原地转向方向盘转向特性试验及数据分析.pdf

学兔兔 汽车实用技术 20l 5年第2划 测试试验 AUTOMOBILE APPLIED TECItNOI OGY 201 5 N0．2 汽车原地转向方向盘转向特性试验及数据分析 赵玉霞，孙华雨 (河南机电职业学院，河南 郑州 451191) 摘 要：本论文研究不同类型的汽车在在水泥路、泥土路、石子路三种路面上，不同轮胎气压下的原地转向方向盘 转向特性。通过对试验数据进行整理和分析、曲线拟合，求得试验车的方向盘力矩与方向盘转角的关系式，得出了 汽车原地转向时方向盘力和力矩的平均值。最终得出不同汽车在相同条件下和相同车在不同条件下的汽车原地转向 方向盘转向特性。 关键词：汽车原地转向特性试验；方向盘力矩；方向盘回转力矩；方向盘转角 中图分类号：U463．4 文献标识码：A 文章编号：1 671—7988(201 5)02—1 08—02 The test and data analysis of the automobile static steering characteristics ZhaoYuxia，SunHuayu (Henan Mechanical College，Henan Zhengzhou 451191) Abstract：The paper research three vehicles with mechanical steering system．and the static steering characteristics of different vehicles under different tire pressures and different roads such as the cement road，the dirt road，gravel road． Through the experiment of different vehicles under the same conditions and the same cars at different conditions of automotive steering，the paper gets the automobile static steering characteristics．At last，the experimental data get curve fitting，the paper gets the relationship between the obtained test vehicle steering torque and steering wheel angle，we can also get the average values of the steering wheel force and torque and characteristic curve of automobile steering from the test data’S processing． Keywords：Test of the automotive steering characteristics；steering resistance torque；self-aligning torque on the steering wheel；s~ering wheel angle CLC NO．：U463．4 Document Code：A Article ID：1671—7988(20l5)02一l08—02 引言 1、汽车原地转向试验 汽车原地转向阻力矩是汽车转向系统设计时的重要参数