Local Web Buckling of Composite (FRP) Beams

被引:10
作者
Tarjan, Gabriella [1 ]
Sapkas, Akos [1 ]
Kollar, Laszlo P. [1 ]
机构
[1] Budapest Univ Technol & Econ, Dept Mech Mat & Struct, H-1117 Budapest, Hungary
关键词
local buckling; composite beam; approximation; web buckling; orthotropic; CLOSED CROSS-SECTIONS; STRUCTURAL MEMBERS; COLUMNS; SHAPES;
D O I
10.1177/0731684409105083
中图分类号
TB33 [复合材料];
学科分类号
摘要
Local buckling analysis of thin-walled open or closed section fiber-reinforced plastic beams is presented. In the analysis, the web is modeled as a long orthotropic plate with rotationally restrained edges. Explicit expressions were developed for the buckling analyses of rectangular (long) plates in a companion paper. These results are applied to develop explicit expressions for the calculation of the web buckling of beams with thin-walled cross sections. At last, the applicability of the method is demonstrated by numerical examples and the results are verified by finite element calculations.
引用
收藏
页码:1451 / 1462
页数:12
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