| 冲击载荷作用下动态应力强度因子的研究 |
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| 引用本文： | 李英贤. 冲击载荷作用下动态应力强度因子的研究[J]. 南京航空航天大学学报, 1996, 28(3): 432-435 |
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| 作者姓名： | 李英贤 |
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| 作者单位： | 南京航空航天大学测试工程系 |
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| 摘 要： | 应用有限元法研究了带有表面裂纹的厚壁筒在冲击载荷作用下动态应力强度因子的计算问题，给出了合理的计算方法，分析了影响动态应力强度因子的有关因素
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| 关 键 词： | 应力强度因子；有限元法；冲击；弹性断裂；表面裂纹 |
A Study on Dynamic Stress Intensity Factor due to Impulsive Loadings |
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| Li Yingxian. A Study on Dynamic Stress Intensity Factor due to Impulsive Loadings[J]. Journal of Nanjing University of Aeronautics & Astronautics, 1996, 28(3): 432-435 |
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| Authors: | Li Yingxian |
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| Abstract: | The finite element method is used for computing the dynamic stress intensity factor of a thick walled cylinder with surface cracks due to an impulsive loading.A practicable computation method is given and the factors affecting the dynamic stress intensity factor are studied. |
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| Keywords: | stress intensity factors finite element methods impulse elastic fracture surface crack |
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