Research Article
Natural Frequencies of Shear Deformable Plates by Polyharmonic Splines
Table 8
Comparison study of frequency parameters,
for square isotropic plates with CCCC boundaries,
.
| Mode | | | | CPT [4] | FSDT (Ritz) [5] | Liew et al. [3] | ā |
| 1, 1 | 3.2900 | 3.2478 | 3.2461 | 3.646 | 3.297 | 3.297 | 3.292 | 1, 2 | 6.2129 | 6.1577 | 6.1648 | 7.436 | 6.290 | 6.290 | 6.276 | 2, 1 | 6.2129 | 6.1577 | 6.1648 | 7.436 | 6.290 | 6.290 | 6.276 | 2, 2 | 8.8256 | 8.6192 | 8.6169 | 10.964 | 8.837 | 8.842 | 8.792 | 1, 3 | 9.8350 | 10.0951 | 10.1473 | 13.333 | 10.376 | 10.376 | 10.356 | 3, 1 | 9.9634 | 10.2240 | 10.2712 | 13.395 | 10.465 | 10.461 | 10.455 |
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