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板单元组合的纵梁箱形框架在轴向冲击下的大变形分析
引用本文:王裴,那景新,周振平,王衡,奚国良,李国奎.板单元组合的纵梁箱形框架在轴向冲击下的大变形分析[J].吉林大学学报(工学版),1994(3).
作者姓名:王裴  那景新  周振平  王衡  奚国良  李国奎
作者单位:吉林工业大学
摘    要:汽车车架结构可简化为纵梁箱形框架计算模型。将纵梁箱形框架离散为根单元的组合,讨论在轴向冲击下的大变形问题,采用弹塑性大变形动力有限元方法,对其进行数值计算与数值模拟,提供比较可信的数值解答,以供工程设计人员参考。

关 键 词:有限元,板单元,纵梁箱形框架,轴向冲击,变形

The Large Deformation Analysis of Box Beam Frame Structure with Plate Elements under Axial Impact
Wang Pei, Na Jingxin,Zhou Zhenping,Wang Heng.The Large Deformation Analysis of Box Beam Frame Structure with Plate Elements under Axial Impact[J].Journal of Jilin University:Eng and Technol Ed,1994(3).
Authors:Wang Pei  Na Jingxin  Zhou Zhenping  Wang Heng
Affiliation:Wang Pei; Na Jingxin;Zhou Zhenping;Wang Heng(Jilin University of Technology
Abstract:The automobile frame structure can be simplified as box beam frame model which is discreted further as plate elements assemble. This paper discusses the large deformation of this structure under axial impact.By using large deformation elasto-plastic dynamic finite element methods,we can analyse the structure through numerical calculation and numerical simulation. An accurate solution is provided which can be used as a reference for engineering designers and analysts.
Keywords:large deformation elasto-plastic finite element  box beam frame structure with plate elements  axial impact  
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