Buckling Delamination of a Rectangular Orthotropic Thick Plate with an Embedded Rectangular Crack Subjected to an Axial Compressive Force

被引:3
作者
Karatas, E. E. [1 ]
机构
[1] Yildiz Tech Univ, Fac Civil Engn, Dept Civil Engn, Davutpasa Campus, Istanbul, Turkey
关键词
rectangular embedded crack; buckling delamination; critical force; 3D finite element; composite; orthotropic material; 3D FEM ANALYSIS; COMPOSITE PLATES; HALF-SPACE; INSTABILITY; STABILITY; ELEMENTS; FAILURE;
D O I
10.1007/s11029-019-09841-w
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
A 3D buckling delamination problem for a simply supported rectangular orthotropic composite thick plate containing a rectangular crack and subjected to an axial compressive force is studied. In the initial state, crack faces have an infinitesimal imperfection. The development of this imperfection caused by an external compressive loading along the crack is investigated within the framework of the 3D geometrically nonlinear elasticity theory of anisotropic bodies. The corresponding boundary-value problems are solved numerically by the 3D FEM. The influence of material and geometrical parameters of the plate on its critical buckling force is evaluated and discussed.
引用
收藏
页码:643 / 654
页数:12
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