| 边界元计算厚壁筒内外表面裂纹应力强度因子 |
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| 引用本文： | 王志群,何金泉.边界元计算厚壁筒内外表面裂纹应力强度因子[J].南京理工大学学报(自然科学版),1989(4). |
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| 作者姓名： | 王志群 何金泉 |
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| 作者单位： | 应用力学系
(王志群)，应用力学系(何金泉) |
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| 摘 要： | 本文研究了计算半随圆表面裂纹应力强度因子的边界元方法.文中提出了奇异等参元的合理布置,计算了内壁和外壁具有半椭圆表面裂纹圆筒的应力强度因子.
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| 关 键 词： | 应力强度因子[31DG] 表面裂纹[31DG] 边界元方法 |
Calculation of the Stress Intensity Factors of an Internal and External Surface Crack in a Cylinder with the Boundary Element Method |
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| Wang Zhiqun,He Jinquan.Calculation of the Stress Intensity Factors of an Internal and External Surface Crack in a Cylinder with the Boundary Element Method[J].Journal of Nanjing University of Science and Technology(Nature Science),1989(4). |
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| Authors: | Wang Zhiqun He Jinquan |
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| Institution: | Wang Zhiqun;He Jinquan |
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| Abstract: | In this paper, the boundary element method for calculating surface crack is studied and suitable location or the singular isoparametric elements,is presented. The stress intensity factors of an internal and external semi-ellipticalsurface Crack in a cylinder are calculated. |
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| Keywords: | Stress intensity factor Surface cracks Boundary element method |
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