弹丸超高速撞击铝靶成坑数值模拟

张伟 马文来 马志涛 庞宝君

张伟, 马文来, 马志涛, 庞宝君. 弹丸超高速撞击铝靶成坑数值模拟[J]. 高压物理学报, 2006, 20(1): 1-5 . doi: 10.11858/gywlxb.2006.01.001
引用本文: 张伟, 马文来, 马志涛, 庞宝君. 弹丸超高速撞击铝靶成坑数值模拟[J]. 高压物理学报, 2006, 20(1): 1-5 . doi: 10.11858/gywlxb.2006.01.001
ZHANG Wei, MA Wen-Lai, MA Zhi-Tao, PANG Bao-Jun. Numerical Simulation of Craters Produced by Projectile Hypervelocity Impact on Aluminum Targets[J]. Chinese Journal of High Pressure Physics, 2006, 20(1): 1-5 . doi: 10.11858/gywlxb.2006.01.001
Citation: ZHANG Wei, MA Wen-Lai, MA Zhi-Tao, PANG Bao-Jun. Numerical Simulation of Craters Produced by Projectile Hypervelocity Impact on Aluminum Targets[J]. Chinese Journal of High Pressure Physics, 2006, 20(1): 1-5 . doi: 10.11858/gywlxb.2006.01.001

弹丸超高速撞击铝靶成坑数值模拟

doi: 10.11858/gywlxb.2006.01.001
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    通讯作者:

    张伟

Numerical Simulation of Craters Produced by Projectile Hypervelocity Impact on Aluminum Targets

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    Corresponding author: ZHANG Wei
  • 摘要: 低地球轨道的各类航天器易受到微流星体及空间碎片的超高速撞击,损伤航天器飞行关键系统,进而导致航天器发生灾难性的失效。微流星体及空间碎片防护结构设计,是航天器设计的一个重要问题。采用AUTODYN软件进行了弹丸超高速正撞击及斜撞击铝靶成坑的数值模拟,给出了二维及三维模拟结果。研究了弹丸密度、弹丸形状、板厚度、弹丸速度、弹丸直径和弹丸撞击入射角等对靶成坑的影响。模拟结果同实验结果进行了比较,模拟的成坑形状和特征尺寸同实验相吻合。验证了数值模拟方法的有效性。

     

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出版历程
  • 收稿日期:  2004-12-05
  • 修回日期:  2005-01-18
  • 发布日期:  2006-03-05

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