| PELE弹侵彻过程壳体膨胀破裂的数值模拟 |
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| 引用本文： | 蒋建伟,张谋,门建兵,王树有.PELE弹侵彻过程壳体膨胀破裂的数值模拟[J].计算力学学报,2009,26(4):568-572. |
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| 作者姓名： | 蒋建伟 张谋 门建兵 王树有 |
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| 作者单位： | 北京理工大学爆炸科学与技术国家重点实验室,北京,100081 |
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| 基金项目： | 国家自然科学基金(50279047);浙江省自然科学基金(Y104413)资助项目. |
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| 摘 要： | 采用AUTODYN-3D和基于Mott破片分布理论的Stochastic随机破碎模型对横向增强效应弹丸(PELE)侵彻过程钢壳体膨胀过程进行了三维数值模拟,对比分析了旋转和着角两因素对弹丸侵彻铝靶时壳体破裂产生自然破片的影响,得到了破片数量质量分布及径向速度梯度等变化规律。
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| 关 键 词： | 横向效应 自然破片 数值模拟 PELE |
| 收稿时间： | 2008/12/6 0:00:00 |
Numerical simulation of penetration process for PELE projectile against target |
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| JIANG Jian-wei,ZHANG Mou,MEN Jian-bing and WANG Shu-you.Numerical simulation of penetration process for PELE projectile against target[J].Chinese Journal of Computational Mechanics,2009,26(4):568-572. |
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| Authors: | JIANG Jian-wei ZHANG Mou MEN Jian-bing and WANG Shu-you |
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| Institution: | State Key Laboratory of Science and Technology of Explosion;Beijing Institute of Technology;Beijing 100081;China |
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| Abstract: | Using AUTODYN-3D 1] Code and Stochastic model to simulate natural fragmentation of PELE impact aluminum target based on Mott distribution.Numerical simulation result of PELE penetration with rotation and impact angle are analyzed,then statistics of fragments number-quality distribution,gauge the azimuth angle and range of lateral velocities are represented. |
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| Keywords: | lateral effect natural fragments numerical simulation PELE |
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