Research Article
Model Parameter Estimation Method on Multichannel Structural Response from Turbulence Flutter Test
Table 3
System identification results of the physical test.
| | FSDD | SSI | Proposed method | | Frequency (Hz) | Damping ratio | Frequency (Hz) | Damping ratio | Frequency (Hz) | Damping ratio |
| | Horizontal tail signal | 10.351 | 4.461 | 10.573 | 6.871 | 11.396 | 9.973 | | 25.186 | 4.947 | 25.836 | 4.458 | 25.820 | 6.594 |
| | Wing signal | 3.228 | 7.674 | 3.424 | 10.485 | 3.337 | 17.92 | | 6.521 | 3.861 | 6.832 | 6.083 | 6.774 | 4.754 | | 17.973 | 4.482 | 17.356 | 6.832 | 17.972 | 13.881 | | 32.217 | 4.634 | 32.638 | 5.489 | 32.622 | 5.764 |
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