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冲击波和高速破片对固支方板的联合作用数值模拟

李茂 朱锡 侯海量 陈长海 李典 胡年明

李茂, 朱锡, 侯海量, 陈长海, 李典, 胡年明. 冲击波和高速破片对固支方板的联合作用数值模拟[J]. 中国舰船研究, 2015, 10(6): 60-67. doi: 10.3969/j.issn.1673-3185.2015.06.009
引用本文: 李茂, 朱锡, 侯海量, 陈长海, 李典, 胡年明. 冲击波和高速破片对固支方板的联合作用数值模拟[J]. 中国舰船研究, 2015, 10(6): 60-67. doi: 10.3969/j.issn.1673-3185.2015.06.009
LI Mao, ZHU Xi, HOU Hailiang, CHEN Changhai, LI Dian, HU Nianming. Numerical simulation of steel plates subjected to the impact of both impact waves and fragments[J]. Chinese Journal of Ship Research, 2015, 10(6): 60-67. doi: 10.3969/j.issn.1673-3185.2015.06.009
Citation: LI Mao, ZHU Xi, HOU Hailiang, CHEN Changhai, LI Dian, HU Nianming. Numerical simulation of steel plates subjected to the impact of both impact waves and fragments[J]. Chinese Journal of Ship Research, 2015, 10(6): 60-67. doi: 10.3969/j.issn.1673-3185.2015.06.009

冲击波和高速破片对固支方板的联合作用数值模拟

doi: 10.3969/j.issn.1673-3185.2015.06.009
基金项目: 国家自然科学基金资助项目(51209211,51179200,51409253)
详细信息
    作者简介:

    李茂,男,1991年生,硕士生。研究方向:舰艇抗爆抗冲击。E-mail:1175699288@qq.com;朱锡,男,1961年生,教授,博士生导师。研究方向:舰艇抗爆抗冲击

    通信作者:

    侯海量,男,1977年生,博士,高级工程师,硕士生导师。研究方向:舰艇抗爆抗冲击。E-mail:hou9611104@163.com

  • 中图分类号: U661.4

Numerical simulation of steel plates subjected to the impact of both impact waves and fragments

知识共享许可协议
冲击波和高速破片对固支方板的联合作用数值模拟李茂,等创作,采用知识共享署名4.0国际许可协议进行许可。
  • 摘要: 为探讨固支方板结构在爆炸冲击波和高速破片联合作用下的变形破坏特点及规律,利用有限元分析软件ANSYS/LS -DYNA开展冲击波和高速破片对固支方板的联合作用数值模拟计算,阐述装药驱动预制破片的运动过程,分析冲击波载荷和破片载荷以及钢板在联合载荷作用下的变形破坏模式,并与试验进行对比。结果表明,数值计算结果与试验结果较为吻合;炸药底部中心处预制破片的初速最高,边缘处最低;在试验工况下,冲击波先于破片作用于结构,破片群总动能远大于爆轰产物及冲击波传递给结构的动能,破片群是造成钢板中心出现冲塞破口的主要因素,应作为防护结构的主要设计载荷。
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出版历程
  • 收稿日期:  2015-05-06
  • 刊出日期:  2015-11-20

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