| 条形药包岩石中爆炸的三维数值模拟 |
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| 作者单位： | ;1.清华大学!北京100084;2.2黄河水电工程公司!河南郑州450003 |
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| 摘 要： | :对单自由面下岩石中条形药包的爆炸进行了三维数值模拟 ,对有效应力场、压力场及爆腔运动进行了比较全面的分析研究 ,得出了一些有意义的结论
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| 关 键 词： | 条形药包 数值模拟 有限元法 应力场 |
THE 3-D NUMERICAL SIMULATION OF EXPLOSION OF LINEAR CHARGES IN ROCK |
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| Affiliation: | , 2. Huanghe Hydroelectric Engineering Company, Zhengzhou, Henan 450003, China) |
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| Abstract: | The 3 D numerical simulation of the explosion of linear charge in rock under single free face was carried out. Von Mises effective stress field, pressure field and the expanding shape and size of charge blasting cavity were studied comprehensively. Some essential conclusions were obtained. |
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| Keywords: | Linear charge Numerical simulation Finite element method Stress field |
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