## 留言板

 引用本文: 赵明暤, 程昌钧, 刘国宁, 沈亚鹏. 裂纹问题的非局部弹性力学分析[J]. 应用数学和力学, 1999, 20(2): 135-143.
Zhao Minghao, Cheng Changjun, Liu Guoning, Shen Yapeng. The Analysis of Crack Problems with Non-Local Elasticity[J]. Applied Mathematics and Mechanics, 1999, 20(2): 135-143.
 Citation: Zhao Minghao, Cheng Changjun, Liu Guoning, Shen Yapeng. The Analysis of Crack Problems with Non-Local Elasticity[J]. Applied Mathematics and Mechanics, 1999, 20(2): 135-143.

## 裂纹问题的非局部弹性力学分析

• 中图分类号: O346.1;O343

## The Analysis of Crack Problems with Non-Local Elasticity

• 摘要: 求解并给出非局部弹性力学平面问题的单位集中不连续位移基本解,基于这些基本解和经典弹性力学中的不连续位移边界积分方程-边界元方法,提出了一种非局部弹性力学平面问题的一般解法。利用该解法,研究分析了Grifith裂纹、边缘裂纹等断裂力学中基本的但又很重要的问题。结果表明,裂纹前沿的应力集中系数与裂纹长度有关,给出了裂纹长度对断裂韧性KⅠc的影响。所得结果与已有实验结果一致。
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##### 出版历程
• 收稿日期:  1997-10-06
• 刊出日期:  1999-02-15

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