| 麦弗逊前悬架硬点参数的灵敏度分析和优化 |
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| 引用本文： | 宋晓琳,毛开楠,李叶松,刘禹亭.麦弗逊前悬架硬点参数的灵敏度分析和优化[J].现代制造工程,2011(6). |
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| 作者姓名： | 宋晓琳 毛开楠 李叶松 刘禹亭 |
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| 作者单位： | 1. 湖南大学汽车车身先进设计制造国家重点实验室,长沙,410082
2. 长春孔辉汽车科技有限公司,长春,130000 |
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| 基金项目： | 教育部长江学者与创新团队发展计划资助项目，湖南大学汽车车身先进设计制造国家重点实验室自主课题资助项目 |
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| 摘 要： | 针对厂家反映的汽车前轮磨损严重的问题,以国产某轿车为例,应用ADAMS/Car建立该车的前悬架仿真模型,并以目标样车前轮前束角、前轮外倾角、轮距和轴距随轮跳的变化等K&C特性曲线的斜率为目标,在ADAMS/Insi曲t模块中对该前悬架硬点进行整体灵敏度分析.根据灵敏度分析结果,选择对前轮磨损程度影响较大的前束角、外倾角以及轮距和轴距4个参数为设计目标,选取较为灵敏的硬点进行优化.通过以最少的前悬架硬点参数的调整,达到使该车前悬架K&C特性曲线趋近于目标样车K强C特性曲线的目的.这样既解决了前轮磨损严重的问题,又提高了该车型的综合性能.
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| 关 键 词： | 麦弗逊前悬架 灵敏度分析 优化 |
Sensitivity analysis and optimization for the hard-point parameters of McPherson front suspension |
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| SONG Xiao-lin,MAO Kai-nan,LI Ye-song,LIU Yu-ting.Sensitivity analysis and optimization for the hard-point parameters of McPherson front suspension[J].Modern Manufacturing Engineering,2011(6). |
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| Authors: | SONG Xiao-lin MAO Kai-nan LI Ye-song LIU Yu-ting |
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| Affiliation: | SONG Xiao-lin1,MAO Kai-nan1,LI Ye-song1,LIU Yu-ting2(1 State Key Laboratory of Advanced Design and Manufacturing for Vehicle Body,Hunan University,Changsha 410082,China,2 KH Automotive Technologies(Changchun) Co.Ltd.,Changchun 130000,China) |
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| Abstract: | According to the front-wheel wear and tear problem reflected by manufacturer,made a car which is made in China as an example,establishing a car's front suspension model by ADAMS/Car.Making a target sample vehicle's performance curve slope as a goal,the overall sensitivity of the front suspension hard points analysis were made in the ADAMS/Insight.Based on the results of sensitivity analysis,choose the four parameters toe-in angle,camber angle,tread,wheelbase,having an important effect on the front-wheel wea... |
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| Keywords: | McPherson front suspension sensitivity analysis optimization |
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