Research Article
Sound Radiation and Vibration of Composite Panels Excited by Turbulent Flow: Analytical Prediction and Analysis
Table 4
First 10 natural frequencies for the composite panels.
| Modes | , Hz (Case 1) | , Hz (Case 2) | , Hz (Case 3) | , Hz (Case 4) |
| 1 | 23.65 | 105.88 | 48.74 | 126.58 | 2 | 45.48 | 264.70 | 112.22 | 157.93 | 3 | 72.76 | 423.52 | 131.48 | 210.19 | 4 | 81.86 | 529.41 | 194.96 | 283.35 | 5 | 94.59 | 688.23 | 218.00 | 377.41 | 6 | 130.97 | 899.99 | 269.39 | 474.96 | 7 | 132.79 | 952.93 | 300.75 | 492.38 | 8 | 154.62 | 1058.81 | 332.87 | 506.32 | 9 | 176.45 | 1323.51 | 366.12 | 558.57 | 10 | 181.91 | 1376.45 | 438.66 | 628.25 |
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