Research Article
Modeling and Simulation of Transverse Free Vibration Analysis of a Rectangular Plate with Cutouts Using Energy Principles
Table 4
Natural frequencies (Hz) for the rectangular plate with a single cutout.
| Mode number | 1 | 2 | 3 | 4 | 5 | 6 |
| Plate with inner cutout | 12.4 | 14.5 | 14.6 | 20.0 | 20.2 | 27.7 | 12.4 | 14.4 | 14.4 | 19.5 | 20.2 | 27.5 | 12.4 | 14.9 | 14.9 | 20.5 | 22.6 | 29.4 | Plate with edge cutout | 7.1 | 13.6 | 17.7 | 20.5 | 22.7 | 26.9 | 7.0 | 13.5 | 17.5 | 20.1 | 21.8 | 26.7 | 7.1 | 13.6 | 17.8 | 20.6 | 23.1 | 27.1 | Plate with corner cutout | 6.3 | 12.5 | 15.2 | 22.8 | 23.0 | 26.8 | 6.3 | 12.5 | 15.2 | 22.8 | 23.0 | 26.8 | 6.3 | 12.8 | 15.2 | 23.0 | 23.4 | 26.9 |
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Superscripts and indicate that the results are obtained from ANSYS and [ 18], respectively. |