| 爆破对地表混凝土结构物影响的数值模拟研究 |
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| 引用本文： | 蒋国平,焦楚杰. 爆破对地表混凝土结构物影响的数值模拟研究[J]. 天津城市建设学院学报, 2009, 15(1): 13-15,18 |
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| 作者姓名： | 蒋国平 焦楚杰 |
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| 作者单位： | 广州大学,工程抗震中心,广州,510405 |
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| 基金项目： | 国家自然科学基金，广东省科技计划项目 |
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| 摘 要： | 利用LS_DYNA程序，从岩土本身的力学性能、目标与炸药的位置、空气稀疏波的影响等多个角度出发，研究了岩土爆破中应力波的压力衰减以及爆破对地表混凝土结构物的影响，得到了其中的规律，为建筑结构的防护提供了一些思路与依据．
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| 关 键 词： | 混凝土结构物 LS_DYNA程序 数值模拟 ALE算法 爆炸载荷 |
Numerical Analysis of Ground Concrete Structure Affected by Blasting Load |
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| JIANG Guo-ping,JIAO Chu-jie. Numerical Analysis of Ground Concrete Structure Affected by Blasting Load[J]. Journal of Tianjin Institute of Urban Construction, 2009, 15(1): 13-15,18 |
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| Authors: | JIANG Guo-ping JIAO Chu-jie |
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| Affiliation: | (Earthquake Engineering Research ＆ Test Center, Guangzhou University, Guangzhou 510405, China) |
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| Abstract: | The pressure attenuation of stress wave and the effect of blasting load on ground concrete structure in soil and rock blasting were investigated using LS_DYNA procedure in the aspect of mechanical properties of soil and rock, location of the goal and the explosives, as well as the rarefaction waves of air etc. Some laws are gained that can be used to the blasting resistant of structures. |
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| Keywords: | concrete structure LS_DYNA numerical simulation ALE Method blasting load |
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