Research Article
Aeroelastic Optimization Design for High-Aspect-Ratio Wings with Large Deformation
Table 7
Comparison of modal results after linear optimization and nonlinear analysis.
| Mode Description | Frequency (Hz) | Diff. (%) | Linear optimization | Nonlinear reanalysis |
| 1st vertical bending | 1.97 | 1.57 | −25.6% | 1st chordwise bending | 2.75 | 2.16 | −27.4% | 2nd vertical bending | 7.20 | 6.75 | −6.6% | 2nd chordwise bending | 11.02 | 10.45 | −5.4% | 3rd vertical bending | 17.47 | 16.97 | −3.0% | 1st torsion | 27.00 | 26.95 | −0.2% |
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