Research Article
Free Vibration of Rectangular Plates with Porosity Distributions under Complex Boundary Constraints
Table 2
Constringency study of frequency parameters
with different truncated numbers of homogeneous rectangular plates.
| Mode no. | M ∗ N ∗ P | Ref. [44] | 6 ∗ 6 ∗ 2 | 7 ∗ 7 ∗ 2 | 8 ∗ 8 ∗ 2 | 9 ∗ 9 ∗ 2 | 10 ∗ 10 ∗ 2 | 11 ∗ 11 ∗ 2 | 12 ∗ 12 ∗ 2 | 13 ∗ 13 ∗ 2 | 14 ∗ 14 ∗ 2 |
| 1 | 5.3914 | 5.3912 | 5.3911 | 5.3911 | 5.3910 | 5.3910 | 5.3910 | 5.3910 | 5.3910 | 5.5132 | 2 | 6.7046 | 6.7040 | 6.7039 | 6.7037 | 6.7036 | 6.7036 | 6.7036 | 6.7036 | 6.7036 | 6.8531 | 3 | 8.4031 | 8.4027 | 8.4025 | 8.4024 | 8.4022 | 8.4022 | 8.4022 | 8.4022 | 8.4022 | 8.4309 | 4 | 8.7306 | 8.7304 | 8.7288 | 8.7287 | 8.7281 | 8.7281 | 8.7281 | 8.7281 | 8.7281 | 8.9311 |
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