Research Article
Minimization of Ground Vibration Test Configurations for F-16 Aircraft by Subtractive Modification
Table 13
Natural frequencies for configuration 1 vs. configuration 5.
| Mode | Initial model frequency (Hz) | Target model frequency (Hz) | % relative error |
| 1 | 3.81 | 3.60 | 5.95 | 2 | 4.93 | 4.73 | 4.31 | 3 | 5.43 | 5.35 | 1.52 | 4 | 5.51 | 5.96 | 7.52 | 5 | 6.71 | 6.49 | 3.45 | 6 | 7.73 | 8.06 | 4.05 | 7 | 8.48 | 8.62 | 1.65 | 8 | 8.86 | 9.18 | 3.44 | 9 | 9.12 | 9.28 | 1.76 | 10 | 9.46 | 9.50 | 0.43 | 11 | 9.97 | 10.13 | 1.51 | 12 | 10.29 | 10.48 | 1.85 | 13 | 10.87 | 10.87 | 0.00 | 14 | 11.13 | 10.97 | 1.39 |
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