舰载设备在内爆载荷下的冲击响应失效分析方法

Shock response failure analysis method for shipborne equipment under implosion load

  • 摘要:
      目的  为了评估反舰导弹内爆载荷冲击下舰载设备生命力,提出一种舰载设备的冲击响应失效分析方法。
      方法  对典型船体结构在内部爆炸载荷作用下的冲击响应进行数值模拟,计算冲击响应谱,确定舰载设备所在位置的冲击环境。
      结果  通过典型位置的冲击响应谱,得到了不同位置处舰载设备在不同安装频率下的冲击响应参数,通过与冲击设计值对比并建立失效概率模型,形成了针对设备的冲击响应失效分析方法。
      结论  采用所提方法可以计算典型舰载设备的失效概率,能为舰载设备在内爆载荷下的毁伤评估与失效分析提供参考。

     

    Abstract:
      Objectives  In order to assess the vitality of shipborne equipment consists of important components of a warship system under the action of an anti-ship missile implosion load, this paper propose a response failure analysis method.
      Methods  The shock response of a typical hull structure subjected to an internal explosion is numerically simulated, and the shock response spectrum is calculated to determine the impact environment of the location of the shipborne equipment.
      Results  Through the shock response spectrum of the typical position, the shock response parameters of shipborne equipment in different positions and at different installation frequencies are obtained, and a failure probability model is established through comparison with the shock design value, thereby forming a shock response failure analysis method for shipborne equipment.
      Conclusions  The method proposed in this paper allows the calculation of the failure probability of typical shipborne equipment, and the results can provide references for the damage assessment and failure analysis of shipborne equipment under implosion load.

     

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