深水爆炸冲击波作用下圆柱壳动态响应影响因素的数值模拟研究

贾宪振 胡毅亭 董明荣 许学忠 刘家骢

贾宪振, 胡毅亭, 董明荣, 许学忠, 刘家骢. 深水爆炸冲击波作用下圆柱壳动态响应影响因素的数值模拟研究[J]. 高压物理学报, 2008, 22(2): 208-214 . doi: 10.11858/gywlxb.2008.02.016
引用本文: 贾宪振, 胡毅亭, 董明荣, 许学忠, 刘家骢. 深水爆炸冲击波作用下圆柱壳动态响应影响因素的数值模拟研究[J]. 高压物理学报, 2008, 22(2): 208-214 . doi: 10.11858/gywlxb.2008.02.016
JIA Xian-Zhen, HU Yi-Ting, DONG Ming-Rong, XU Xue-Zhong, LIU Jia-Cong. Numerical Study on Influencing Factors of Dynamic Response of Cylindrical Shell Subjected to Deep Water Blast Wave[J]. Chinese Journal of High Pressure Physics, 2008, 22(2): 208-214 . doi: 10.11858/gywlxb.2008.02.016
Citation: JIA Xian-Zhen, HU Yi-Ting, DONG Ming-Rong, XU Xue-Zhong, LIU Jia-Cong. Numerical Study on Influencing Factors of Dynamic Response of Cylindrical Shell Subjected to Deep Water Blast Wave[J]. Chinese Journal of High Pressure Physics, 2008, 22(2): 208-214 . doi: 10.11858/gywlxb.2008.02.016

深水爆炸冲击波作用下圆柱壳动态响应影响因素的数值模拟研究

doi: 10.11858/gywlxb.2008.02.016
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    通讯作者:

    胡毅亭

Numerical Study on Influencing Factors of Dynamic Response of Cylindrical Shell Subjected to Deep Water Blast Wave

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    Corresponding author: HU Yi-Ting
  • 摘要: 运用通用有限元程序ABAQUS,对圆柱壳在深水爆炸冲击波作用下的动态响应进行了数值模拟,研究了圆柱壳所处深度、爆心方位和预应力对于圆柱壳动态响应的影响。研究结果表明:在同样的水下爆炸冲击波作用下,随着深度的增大,圆柱壳的毁伤逐渐加重,而且响应过程中的变形逐渐增大,低频响应阶段的速度曲线趋于平坦;爆距不变时,不同的爆心方位在不同深度上的毁伤效果存在一定差异;预应力的存在使圆柱壳的毁伤加重,并且预应力对圆柱壳动态响应的影响与爆心方位有关。研究结果对于潜体结构的生命力评估具有一定参考价值。

     

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出版历程
  • 收稿日期:  2007-05-13
  • 修回日期:  2007-09-20
  • 发布日期:  2008-06-05

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