Research Article
Modeling and Simulation of Transverse Free Vibration Analysis of a Rectangular Plate with Cutouts Using Energy Principles
Table 6
The first six natural frequencies (Hz) for different cutout numbers.
| Cutout number | Methods | Mode number | 1 | 2 | 3 | 4 | 5 | 6 |
| One cutout | Present | 13.1 | 15.7 | 18.7 | 21.8 | 22.2 | 28.4 | ANSYS | 13.1 | 15.6 | 18.7 | 21.7 | 21.9 | 28.1 | Two cutouts | Present | 8.1 | 13.9 | 15.1 | 19.1 | 21.4 | 23.1 | ANSYS | 8.0 | 13.9 | 15.0 | 19.0 | 21.3 | 22.9 | Three cutouts | Present | 7.5 | 9.7 | 14.1 | 15.1 | 19.4 | 20.4 | ANSYS | 7.4 | 9.4 | 14.0 | 14.9 | 19.2 | 20.1 |
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