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Research on ultimate limit state for liquid natural gas cargo containment system
Author(s): 
Pages: 36-39,54
Year: Issue:  2
Journal: Ship Science and Technology

Keyword:  LNG船液舱围护结构极限强度非线性有限元;
Abstract: 在船舶尺度和营运状态与传统条件发生很大变化的情况下,大型液化天然气船(LNG)液舱晃荡研究显得尤为重要.本文首先介绍了LNG船液舱围护系统的结构特点,然后以15.68万立方LNG船液舱围护系统结构为对象,采用非线性有限元方法计算其极限强度,并比较分析3种边界条件下的结果,最后用试验和解析公式验证本文方法是可行的,适用于工程设计.
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