文章基本信息

标题：曲面座標系を用いたRKPMによる初期不整を含む板の座屈解析
本地全文：下载
作者：貞本将太 ; 田中智行 ; 岡澤重信等
期刊名称：日本船舶海洋工学会論文集
印刷版ISSN：1880-3717
电子版ISSN：1881-1760
出版年度：2014
卷号：19
页码：169-178
DOI：10.2534/jjasnaoe.19.169
语种：Japanese
出版社：社団法人日本船舶海洋工学会
摘要：A geometrical nonlinear formulation is presented to simulate buckling/post-buckling behaviors of panels in ship structure employing meshfree approach. Reproducing kernel is adopted in the meshfree approximation. The author's previous study,a meshfree flat shell formulation, was developed based on Mindlin-Reissener theory. However, there were difficulties in introducing initial imperfection to the flat panel. In this study, convected coordinate system is applied to the meshfree shell formulation to reproduce complicated initial imperfection, e.g., thin-horse mode. To verify the proposed approach,buckling/post-buckling behaviors of panels are simulated using total and updated Lagrangian formulations and the results are examined.