【摘要】 对某船海底阀箱密性实验时破坏事故进行了研究，通过建立结构有限元力学分析模型进行了定量计算，并对连接焊缝进行了定量计算，确认了该事故原因，对船舶海底阀箱的设计与密性试验有一定的参考价值。更多还原

【Abstract】 This paper deals with the analysis of the damaged structure of a ship underwater valve tank in the course of watertght test by using the structural FEM. The reason of the damage is found out by the quantitative estimation which can be used as a reference to the design and test of the ship underwater tank.更多还原