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Aeroelastic analysis of circular cylindrical and truncated conical shells subjected to a supersonic flow

Farhad Sabri

PhD thesis (2009)

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Cite this document: Sabri, F. (2009). Aeroelastic analysis of circular cylindrical and truncated conical shells subjected to a supersonic flow (PhD thesis, École Polytechnique de Montréal). Retrieved from https://publications.polymtl.ca/8455/
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Abstract

The flutter phenomenon -- Buckling an vibration of liquid-filled cylindrical shells -- Supersonic flutter of circular cylindrical shells -- Supersonic flutter of conical shells -- Hydroelastic vibration of partially liquid-filled circular cylindrical shells under combined internal pressure and axial compression -- Structural modeling -- Stress stiffening -- Fluid modeling -- Hydroelastic modeling -- Validation and comparison -- Buckling of a partially liquid-filled shell -- Critical buckling loading -- Hybrid finite element method applied to supersonic flutter of a circular cylindrical shell -- Hybrid element -- Initial stress stiffness -- Piston theory -- Piston theory with the curvature term -- Potential theory -- Aerodynamic modeling -- Aerodynamic Damping and stiffness -- Aeroelastic model in FEM -- Numerical results and discussion -- Convergence test -- Boundary condition -- Validation and comparison of aerodynamic theories -- Effect of the curvature term of piston theory -- Effect of initial strain and aspect ratio (L/R) -- Effect of freestream static pressure on the mode shape -- Effect of shell boundary conditions -- Hybrid finite element method applied to supersonic flutter of an empty or partially liquid-filled truncated conical shell -- Finite element formulation -- Aerodynamic modeling -- Fluid-filled modeling -- Aeroelastic model -- Numerical results -- Validation -- Flutter boundary -- Effect of filling ratio.

Uncontrolled Keywords

Coques (Ingénierie) -- Propriétés mécaniques; Aéroélasticité; Aérodynamique supersonique

Open Access document in PolyPublie
Additional Information: Le fichier PDF de ce document a été produit par Bibliothèque et Archives Canada selon les termes du programme Thèses Canada https://canada.on.worldcat.org/oclc/697933066
Department: Département de génie mécanique
Date Deposited: 04 Aug 2021 11:04
Last Modified: 25 Aug 2021 14:59
PolyPublie URL: https://publications.polymtl.ca/8455/

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