Research Article
Free and Forced Vibration Analysis in Abaqus Based on the Polygonal Scaled Boundary Finite Element Method
Table 2
The first four natural frequencies (Hz) of a multihole panel.
| Method | Natural frequencies (Hz) | Relative error norm (%) | Mode 1 | Mode 2 | Mode 3 | Mode 4 |
| Reference solutions | 31.811 | 150.19 | 209.31 | 330.64 | ā | FEM | 31.916 | 151.15 | 210.03 | 333.40 | 0.54 | PSBFEM | 31.992 | 151.66 | 210.07 | 334.93 | 0.80 |
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