October 17, 2025AIAA Journal

Semi-Analytical Solutions for Free Vibration and Flutter of Stiffened Plates

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Semi-analytical solutions provide enhanced accuracy for flutter analysis in stiffened plates.
The application of Kirchhoff plate theory and curvilinear beam theory ensures robust modeling of displacements.
Numerical comparisons with MSC/NASTRAN validate the effectiveness of the semi-analytical approach.
Exact solutions support theoretical understanding of vibration behavior under varying boundary conditions.

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This method reveals accurate flutter dynamics in stiffened plates, suggesting improvements in structural analysis.

Pan et al. (2025) studied this question.

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