| 基于响应面法的车身前端结构钢板匹配方法研究 |
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| 引用本文： | 叶辉,朱敏,胡平.基于响应面法的车身前端结构钢板匹配方法研究[J].北京理工大学学报,2011(8):901-904. |
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| 作者姓名： | 叶辉 朱敏 胡平 |
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| 作者单位： | 吉林大学汽车动态模拟国家重点实验室;国防科技大学计算机学院;大连理工大学汽车工程学院; |
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| 基金项目： | 国家自然科学基金资助项目(10932003) |
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| 摘 要： | 为了合理匹配不同等级的钢板在汽车车身前端碰撞吸能结构件中的应用,提出了基于响应面方法的优化设计方法.通过拉丁方试验设计和二次多项式回归模型,采用优化软件LS-OPT和碰撞数值仿真软件LS-DYNA,对某轿车前端的6个吸能结构件的钢板,进行了8种不同材料的屈服强度的匹配优化,得出了最有利于正面碰撞的钢板组合.对优化前后的整车进行了正面碰撞的对比分析,验证了基于响应面方法进行材料匹配优化的可行性.
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| 关 键 词： | 响应面法 材料选择 优化设计 正面碰撞 |
| 收稿时间： | 2010/4/25 0:00:00 |
Optimization Composition of High Strength Steel Sheets for Car- Body Front Structures Based on Response Surface Methods |
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| YE Hui,ZHU Min and HU Ping.Optimization Composition of High Strength Steel Sheets for Car- Body Front Structures Based on Response Surface Methods[J].Journal of Beijing Institute of Technology(Natural Science Edition),2011(8):901-904. |
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| Authors: | YE Hui ZHU Min and HU Ping |
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| Institution: | YE Hui1,ZHU Min2,HU Ping3(1.State Key Laboratory of Automobile Dynamic Simulation,Jilin University,Changchun,Jilin 130022,China,2.School of Computer Science,National University of Defense Technology,Changsha,Hunan 410037,3.School of Automotive Engineering,Dalian University of Technology,Dalian,Liaoning 116024,China) |
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| Abstract: | To properly select high strength steel sheets with different yield stress,the optimal design based on response surface methods was researched using regression model of quadratic polynomial.Through Latin hypercube DOE combined with employing software of LS-OPT and LS-DYNA,optimization design of six components demanding high strength steel sheets at car-body front was carried out.The good matching of components with different yield stress was obtained.The comparison of performance about front crashworthiness ... |
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| Keywords: | response surface methods material selection design optimization front crash |
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