【摘要】 基于MSC.Marc非线性有限元软件,对推进剂贮箱锥柱形金属膜片的变形进行仿真研究。模拟了膜片的翻转变形过程,分析了膜片翻转变形规律和失效因素,提出了膜片有效稳定翻转的条件。更多还原

【Abstract】 The deformation of the cone bar metal diaphragm for the propellant tank was studied by the simulation based on the MSC.Marc software in this paper.The overturning deformation process of the metal diaphragm was simulated.The diaphragm overturning deformation rule and failure factors were analyzed,and the diaphragm effective and stable deformation conditions were put forward.更多还原