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Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 170 for “"Flutter"”.
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Parametric dependencies of aeroengine flutter for flutter clearance applications
… of operational parameters upon aeroengine flutter stability. The study is composed of three parts: theoretical development of relevant parameters, exploration of a computational model, and analysis of fully scaled test data. Results from these studies are used to develop a rational flutter …
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Analysis of flutter and flutter suppression via an energy method
… speeds. Preliminary designs often exhibit a flutter instability within the desired operating envelope of the aircraft. Passive methods which have been used to solve the flutter problem include added structural stiffness, mass balancing, and speed restrictions. These methods may result in …
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Numerical simulation of wakes, blade-vortex interaction, flutter, and flutter suppression by feedback control
… with dynamics and feedback controls to simulate flutter and flutter suppression. The flow is assumed to be attached and incompressible. The present aerodynamic model is based on a vorticity-panel method coupled with vortex dynamics. The present aerodynamic model is used to simulate some actual …
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A study of wing flutter
Thesis: B.S., Massachusetts Institute of Technology, Department of Mathematics, 1927
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Advanced techniques for flutter clearance
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1997.
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Flutter boundary prediction using experimental data
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1998.
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Investigation Into Flutter of Complex Vane Packs
… their structural integrity and propensity to flutter a challenge, necessitating the need for studying flutter in these complex vane packs. In order to study flutter of these complex vane packs, a methodology was created to obtain trailing edge displacements and frequencies from high speed …
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Flutter of sandwich panels at supersonic speeds
Panel flutter is an important design consideration for vehicles traveling at supersonic speeds. Most theoretical analyses of panel flutter consider the motion of the panel to be described adequately by classical thin plate theory. In such a theory, transverse shear deformations are neglected which …
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Flutter of laminated plates in supersonic flow
A procedure has been developed for solving flutter problems of simply supported laminated plates using linear small deflection theory. The plate construction may be arbitrary as long as it satisfies the assumptions of linear small deflection theory. For such plates, the bending and extensional …
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It’s Not Just a Phase: Real-Time Aeroelastic Flutter Control Optical Flow Sensing and Piezoelectric Control of Aeroelastic Flutter
Aeroelastic flutter poses a critical threat to aircraft safety, occurring when aerodynamic forcescouple with structural dynamics to create potentially catastrophic, self-amplifying oscillations that lead to structural failure. Traditional active flutter detection and control methods rely on …
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Application of advanced robustness analysis to experimental flutter
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1995.
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Buckling, Flutter, and Postbuckling Optimization of Composite Structures
… composite flat panels for maximum supersonic flutter speed and maximum thermal buckling capacity. The design is constrained so that the behavior of the panel in the vicinity of the flutter boundary should be limited to stable limit cycle oscillation. A parametric study is carried out to …
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Prediction and analysis of wing flutter at transonic speeds.
… deals with the instability, known as flutter, of the lifting and control surfaces of aircraft of advanced design at high altitudes and speeds. A simple model is used to represent the aerodynamics for flutter analysis of a two-degree-of-freedom airfoil system. Flutter solutions of this …
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PCV valve flutter : vibration characterization through pressure and flow
… case of PCV valve component vibration, or flutter, which in certain conditions has been severe enough to be perceived by the customer. Tests monitoring pressure and flow were performed in a variety of test setups in order to simulate every real-world scenario possible at the bench level. …
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Nonlinear panel flutter and its interaction with forcing excitations.
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1972.
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System modeling and control studies of flutter in turbomachinery
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1997.
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Nonlinear stall flutter of wings with bending-torsion coupling
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1992.
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An investigation of the flutter of low density wings
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautical Engineering, 1952.
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An investigation of various methods of solving for flutter speeds
Thesis: M.S., Massachusetts Institute of Technology, Department of Aeronautical Engineering, 1947
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Stall flutter of graphite/epoxy wings with bending-torsion coupling
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1989.
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