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Author:

王亭亭 (王亭亭.) | 龙连春 (龙连春.) (Scholars:龙连春)

Abstract:

本文采用abaqus有限元软件对带有初始缺陷的单向均匀受压开孔平板及局部升温平板的屈曲失效行为进行了数值模拟,通过弧长法计算了带有不同大小的几何缺陷(开孔)及材料缺陷(高温)平板的临界屈曲载荷,分析了开孔大小及温度大小对于结构屈曲承载力的影响规律。结果显示:薄板结构临界屈曲承载力随着孔径增大迅速下降并近似成线性的关系;随温度增加,结构承压能力逐渐降低,非高温情况下(T<300oC),两者近似成线性关系。

Keyword:

屈曲承载力 缺陷分析 数值模拟 薄壁平板

Author Community:

  • [ 1 ] [王亭亭]北京工业大学机电学院
  • [ 2 ] [龙连春]北京工业大学机电学院

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Source :

Year: 2014

Page: 575-576

Language: Chinese

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 1

Chinese Cited Count:

30 Days PV: 7

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