球弹丸超高速碰撞双层板防护结构撞击极限分析

丁莉 张伟 庞宝君 李灿安

丁莉, 张伟, 庞宝君, 李灿安. 球弹丸超高速碰撞双层板防护结构撞击极限分析[J]. 高压物理学报, 2007, 21(3): 311-315 . doi: 10.11858/gywlxb.2007.03.016
引用本文: 丁莉, 张伟, 庞宝君, 李灿安. 球弹丸超高速碰撞双层板防护结构撞击极限分析[J]. 高压物理学报, 2007, 21(3): 311-315 . doi: 10.11858/gywlxb.2007.03.016
DING Li, ZHANG Wei, PANG Bao-Jun, LI Can-An. Ballistic Limit Analysis for Projectiles Impacting on Dual Wall Structures at Hypervelocity[J]. Chinese Journal of High Pressure Physics, 2007, 21(3): 311-315 . doi: 10.11858/gywlxb.2007.03.016
Citation: DING Li, ZHANG Wei, PANG Bao-Jun, LI Can-An. Ballistic Limit Analysis for Projectiles Impacting on Dual Wall Structures at Hypervelocity[J]. Chinese Journal of High Pressure Physics, 2007, 21(3): 311-315 . doi: 10.11858/gywlxb.2007.03.016

球弹丸超高速碰撞双层板防护结构撞击极限分析

doi: 10.11858/gywlxb.2007.03.016
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    通讯作者:

    丁莉

Ballistic Limit Analysis for Projectiles Impacting on Dual Wall Structures at Hypervelocity

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    Corresponding author: DING Li
  • 摘要: 防护结构的撞击极限是空间防护领域的重要研究内容。基于对理想弹塑性薄板的分析,得到了双层板结构的撞击极限方程。所得方程适用于球形弹丸超高速正撞击双层板结构的情况,分析时采用了Rayleigh-Ritz法及Tresca屈服准则。为验证方程的有效性,对实验进行了预报分析,并且与已有的经验方程的撞击极限曲线进行了对比。结果发现,方程预测结果的准确率为80%,且所得的撞击极限曲线与已有的经验方程曲线吻合得很好。

     

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出版历程
  • 收稿日期:  2006-09-18
  • 修回日期:  2006-12-27
  • 发布日期:  2007-09-05

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