Research Article
Free Vibration Analysis for Shells of Revolution Using an Exact Dynamic Stiffness Method
Table 2
The lowest twenty natural frequencies (rad/s) of axisymmetric vibration.
| Order | Present | Leissa [5] | Order | Present | Leissa [5] |
| 1 | 0.000167 | 0.00 | 11 | 2413.20 | 2413.20 | 2 | 411.07 | 411.12 | 12 | 2465.41 | 2465.41 | 3 | 660.67 | 660.67 | 13 | 2466.44 | 2466.70 | 4 | 822.15 | 822.23 | 14 | 2490.30 | 2490.30 | 5 | 1233.22 | 1233.35 | 15 | 2505.37 | 2505.37 | 6 | 1304.62 | 1304.62 | 16 | 2516.54 | 2516.54 | 7 | 1644.29 | 1644.47 | 17 | 2526.38 | 2526.39 | 8 | 1885.65 | 1885.66 | 18 | 2536.29 | 2536.29 | 9 | 2055.37 | 2055.58 | 19 | 2547.15 | 2547.16 | 10 | 2268.60 | 2268.60 | 20 | 2559.65 | 2559.67 |
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