对复合材料贮箱结构进行低速冲击试验,并测试冲击后贮箱结构的渗漏性能.试验结果表明,当层板内部的基体损伤和分层损伤构成贯穿的通路后即导致贮箱渗漏,并且贮箱结构的冲击能量渗漏门槛值介于23 ～25J之间.在试验基础上建立了有限元模型以分析冲击后贮箱结构的内部损伤情况,并判断结构是否渗漏,计算结果与试验吻合良好.在计算模型的基础上对曲面贮箱结构的冲击渗漏性能进行分析.
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