DYNAMIC INSTABILITY OF LAMINATED COMPOSITE CURVED PANELS USING FINITE-ELEMENT METHOD

被引:33
作者
GANAPATHI, M
VARADAN, TK
BALAMURUGAN, V
机构
[1] CVRDE,MADRAS 600054,INDIA
[2] INDIAN INST TECHNOL,DEPT AEROSP ENGN,MADRAS 600036,TAMIL NADU,INDIA
关键词
D O I
10.1016/0045-7949(94)90206-2
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
The dynamic instability of laminated composite cylindrical shells due to periodic loads is studied using a C0 shear flexible QUAD-9 shell element. The boundaries of the principal instability region are conveniently represented in the nondimensional excitation frequency-nondimensional load amplitude plane. The effects of various parameters such as ply-angle, number of layers, thickness and radius-to-side ratio on dynamic stability are brought out.
引用
收藏
页码:335 / 342
页数:8
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