Calculation of stress intensity factors for surface cracks in a three-dimensional body by the sub-region mixed FEM

被引：0

作者：

Yuqiu, Long ^{[1
]}

Qian, Jun ^{[1
]}

机构：

[1] Tsinghua Univ, Beijing, China

来源：

Computers and Structures | 1992年 / 44卷 / 1-2期

关键词：

Cracks - Finite element method - Mathematical models - Stress analysis - Three dimensional;

D O I：

暂无

中图分类号：

学科分类号：

摘要：

In this paper, an asymptotic expression of stress and displacement is applied to construct a singular stress element along the surface crack edge in a three-dimensional body. The sub-region mixed FEM is used to compute the stress intensity factors at different positions at the crack tip.

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页码：75 / 78

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