Analytical modeling of nonlinear vibrations in a 2-DOF airfoil device based on an unsteady flow model
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DOI: 10.1007/s11071-017-3879-1
Abstract: The objective of this paper is to provide an analytical framework based on Wagner’s unsteady flow model, to study the nonlinear dynamic of pitch and plunge DOFs in airfoils. To this end, the nonlinear equations… read more here.
Keywords: pitch plunge; system; unsteady flow; model ... See more keywords
Synchronization of pitch and plunge motions during intermittency route to aeroelastic flutter.
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DOI: 10.1063/1.5084719
Abstract: Interaction of fluid forces with flexible structures is often prone to dynamical instabilities, such as aeroelastic flutter. The onset of this instability is marked by sustained large amplitude oscillations and is detrimental to the structure's… read more here.
Keywords: pitch; pitch plunge; aeroelastic flutter; flutter ... See more keywords
Experimental investigation on the synchronization characteristics of a pitch-plunge aeroelastic system exhibiting stall flutter.
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DOI: 10.1063/5.0096213
Abstract: This study focuses on characterizing the bifurcation scenario and the underlying synchrony behavior in a nonlinear aeroelastic system under deterministic as well as stochastic inflow conditions. Wind tunnel experiments are carried out for a canonical… read more here.
Keywords: system; aeroelastic system; pitch plunge; flutter ... See more keywords