Free vibration analysis of composite and sandwich plates by a trigonometric layerwise deformation theory and radial basis functions

被引:41
作者
Roque, C. M. C. [1 ]
Ferreira, A. J. M. [1 ]
Jorge, R. M. N. [1 ]
机构
[1] Univ Porto, Fac Engn, Dept Mech Engn & Ind Management, P-4200465 Oporto, Portugal
关键词
free vibrations; composite plate; sandwich plate; composites; radial basis functions;
D O I
10.1177/1099636206065873
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
In this study trigonometric layerwise deformation theory is used for the analysis of free vibration of symmetric composite plates. A meshless discretization method based on global multiquadric radial basis functions is used. The equations of motion and the boundary conditions are derived and interpolated by radial basis functions. This method is applied to the free vibration analysis of composite and sandwich plates. The results are then compared with analytical and numerical solutions. The results show that the use of trigonometric layerwise deformation theory discretized with multiquadrics provides very good solutions for the free vibration of composite and sandwich plates.
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页码:497 / 515
页数:19
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