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Author:

邵晓林 (邵晓林.) | 王晶 (王晶.)

Abstract:

对于具有一定厚度的三点弯曲试件,裂纹尖端塑性区沿厚度方向不断变化,从试件表面的平面应力状态到厚度中间位置的平面应变状态。本文采用ABAQUS中的扩展有限元(XFEM)研究厚度效应对三点弯曲试样沿厚度方向裂纹尖端塑性区的形状变化以及应力强度因子的分布情况,得出裂纹扩展是从试件的厚度中间开始的。

Keyword:

扩展有限元 厚度效应 应力强度因子 塑性区

Author Community:

  • [ 1 ] 北京工业大学

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Source :

Year: 2021

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:

Chinese Cited Count:

30 Days PV: 0

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