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Author:

张爱林 (张爱林.) | 王海涛 (王海涛.) | 任维杰 (任维杰.)

Indexed by:

CQVIP PKU CSCD

Abstract:

对结构优化设计中压杆稳定可靠度约束进行了简化处理,在3类截面的压杆稳定曲线下给出临界抗力均值、变异系数的表达式,用一个等效随机变量来代替构件抗应力与截面积的乘积,将非线性极限状态方程简化为线性方程,推导了替代公式并有效地消除了当量化过程的误差.通过4个桁架算例的验证表明,该方法显著提高了计算效率,在满足精度要求的同时便于工程应用.

Keyword:

压杆稳定 简化方法 可靠度约束 结构优化

Author Community:

  • [ 1 ] [张爱林]北京工业大学
  • [ 2 ] [王海涛]北京工业大学
  • [ 3 ] [任维杰]北京工业大学

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Source :

北京工业大学学报

ISSN: 0254-0037

Year: 2001

Issue: 1

Volume: 27

Page: 35-38

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 8

Chinese Cited Count:

30 Days PV: 9

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