基于移动最小二乘响应面法的橡胶材料参数反求

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基于移动最小二乘响应面法的橡胶材料参数反求

【英文篇名】 Inverse Determination of Rubber Material Parameters Based on Moving Least Square Response Surface Method
9 z# J5 p" h) @1 s* v5 R: g【作者中文名】 张军; 成艾国; 宋凯; 周泽;
1 Z9 {3 D( z% W8 l$ z【作者英文名】 Zhang Jun; Cheng Aiguo; Song Kai & Zhou Ze Hunan University; State Key Laboratory of Advanced Design and Manufacturing for Vehicle Body; Changsha410082;
【作者单位】 湖南大学汽车车身先进设计制造国家重点实验室;
【文献出处】 汽车工程, Automotive Engineering, 编辑部邮箱 2011年 03期  
期刊荣誉：中文核心期刊要目总览  ASPT来源刊  CJFD收录刊
【关键词】 橡胶材料参数; 反求法; 移动最小二乘响应面方法;
0 S1 E* @- v, d7 m6 b% B) y【英文关键词】 rubber material parameter; inverse determination; moving least square response surface method;
【摘要】 基于缓冲橡胶块的试验数据,选用Mooney-Rivlin本构模型,并结合有限元仿真技术和优化算法的反求方法来确定橡胶材料的参数。在此过程中不断比较仿真结果与试验值以寻求二者最接近的参数,并采用响应面法来减少仿真优化的计算量。结果表明通过该法确定的材料参数能较准确地描述缓冲橡胶块的材料特性。
# e9 E& `; c! B' F. T! v/ h4 l【英文摘要】 Based on the test data of rubber dumper block,selecting Mooney-Rivlin constitutive model and combining finite element simulation technique and the reverse scheme of optimization algorithm,the parameters of rubber material are determined.During the process,simulated results and test data are constantly compared to find the closest parameter,and response surface method is also adopted for reducing computing efforts.The results show that the material parameters determined by the method can rather accurately