Research Article
Natural Frequencies of Shear Deformable Plates by Polyharmonic Splines
Table 4
Convergence study of frequency parameters,
for rectangular isotropic plates with SSSS boundaries,
.
| | Mode | | | | Liew et al. [3] |
| | 1 | 1.0699 | 1.0722 | 1.0732 | 1.0741 | | 2 | 1.4836 | 1.4789 | 1.4702 | 1.4768 | | 3 | 2.1267 | 2.1114 | 2.1041 | 2.1059 | | 4 | 2.9901 | 2.9429 | 2.9328 | 2.9145 | | 5 | 3.3120 | 3.3224 | 3.3288 | 3.3191 | | 6 | 3.6449 | 3.6403 | 3.6375 | 3.6306 | | 7 | 4.0418 | 3.9265 | 3.9239 | 3.8576 | | 8 | 4.1796 | 4.1508 | 4.1451 | 4.1281 |
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