Dynamic stability optimization of laminated composite plates: An isogeometric HSDT formulation and PSO algorithm

2021 ◽  
pp. 114935
Author(s):  
Erfan Shafei ◽  
Akbar Shirzad ◽  
Timon Rabczuk

2011 ◽  
Vol 11 (02) ◽  
pp. 297-311 ◽  
Author(s):  
S. PRADYUMNA ◽  
ABHISHEK GUPTA

In this paper, the dynamic stability characteristics of laminated composite plates with piezoelectric layers subjected to periodic in-plane load are studied. The finite element method is employed using a modified first-order shear deformation plate theory (MFSDT). The formulation includes the effects of transverse shear, in-plane, and rotary inertia. The boundaries of dynamic instability regions are obtained using Bolotin's approach. The structural system is considered to be undamped. The correctness of the formulation is established by comparing the authors' results with those available in the published literature. The effects of control voltage, static buckling load parameter, number of stacking layers, and thickness of plate on the principal and second instability regions are investigated for cross-ply laminated composite plate.



1986 ◽  
Vol 24 (2) ◽  
pp. 233-238 ◽  
Author(s):  
R.S. Srinivasan ◽  
P. Chellapandi


2013 ◽  
Vol 15 (1) ◽  
pp. 57-79 ◽  
Author(s):  
Chun-Sheng Chen ◽  
Ting-Chiang Tsai ◽  
Wei-Ren Chen ◽  
Ching-Long Wei




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