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Bulkhead structure modeling technology research and structure response analysis under blast loading
Author(s): 
Pages: 7-13
Year: Issue:  7
Journal: Ship Science and Technology

Keyword:  blast shock wavebulkhead structurestructural simplificationstructural response;
Abstract: 舰船在海战中是最易受到攻击的目标,反舰导弹打入到舰船内部会产生大量的冲击波.因此在狭小的舱室内,爆炸冲击波对舰船舱壁结构的破坏不容忽视.本文运用大型有限元软件MSC.DYTRAN对舱壁结构进行数值仿真模拟.先对结构的有限元模型进行研究,确定其舱室个数,结构简化程度及建模所需的其他参数.然后对单、双层舱壁模型结构进行响应分析,单、双层舱壁模型结构的响应数值进行对比,得出双层舱壁结构模型的抗爆抗冲击能力明显优于单层舱壁结构模型,以上结论为舱壁结构的优化设计提供了参考.
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