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阎军

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates


Main positions:Deputy director of the Department of Engineering Mechanics
Gender:Male
Alma Mater:Dalian University of Technology
Degree:Doctoral Degree
School/Department:Engineering Mechanics
Discipline:Engineering Mechanics. Computational Mechanics. Solid Mechanics. Aerospace Mechanics and Engineering. Design and Manufacture of Ship and Ocean Structure
Business Address:Room 305, Engineering Mechanics Department Building
Contact Information:0411-84706832
E-Mail:yanjun@dlut.edu.cn
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Current position: Home >> Scientific Research >> Paper Publications

三维类桁架材料结构弹塑性分析

Hits : Praise

Indexed by:期刊论文

Date of Publication:2009-01-15

Journal:大连理工大学学报

Included Journals:Scopus、EI、PKU、ISTIC、CSCD

Volume:49

Issue:1

Page Number:1-7

ISSN No.:1000-8608

Key Words:三维;类桁架材料;弹塑性分析;数值均匀化

Abstract:由在空间周期性排布的三维类桁架材料组成的结构弹塑性分析可知·如果按空问桁架计算,由于构件数量巨大,需要的计算规模和计算时闻惊人,甚至不可行.为此采用数值均匀化方法对三维类桁架材料构成的结构进行等效弹塑性分析,并和离散建模的空间桁架计算结果进行对比,计算结果表明等效分析可以大大节省计算时间,缩小计算规模,为类桁架材料复杂结构的计算和优化提供了一种可能.算例说明该方法不依赖于网格,可以应用于不同加载路径.最后给出了半圆柱形结构的等效分析,说明了方法的适用性.

 

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