Research Article
Study on Vibrational Power Flow Propagation Characteristics in a Laminated Composite Cylindrical Shell Filled with Fluid
Table 2
Comparison of frequency for a C-C cylindrical shell (L=20 m, R=1 m, and h=0.01 m).
| Frequency (HZ) | Order | Modal vector (m, n) | FEM/BEM(2000) | FEM/BEM(2800) | Reference [19] | present |
| 1 | 1,2 | 4.91 | 4.89 | 4.93 | 4.92 | 2 | 1,3 | 9.13 | 9.00 | 8.94 | 8.91 | 3 | 2,3 | 10.8 | 10.64 | 10.64 | 10.61 | 4 | 2,2 | 11.19 | 11.12 | 11.48 | 11.18 | 5 | 3,3 | 14.79 | 14.55 | 14.66 | 14.32 | 6 | 1,4 | 18.99 | 18.55 | 18.26 | 18.37 | 7 | 2,4 | 19.46 | 19.00 | 18.73 | 19.22 | 8 | 3,4 | 20.7 | 20.21 | 19.96 | 20.18 |
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