Results 281 to 290 of about 99,528 (347)

Forced Vibrations of a Nonhomogeneous String

SIAM Journal on Mathematical Analysis, 2008
We prove existence of vibrations of a nonhomogeneous string under a nonlinear time periodic forcing term in the case in which the forcing frequency avoids resonances with the vibration modes of the string (nonresonant case). The proof relies on a Lyapunov–Schmidt reduction and a Nash–Moser iteration scheme.
Baldi, P., Berti, M.
openaire   +3 more sources

ON THE FORCED VIBRATION TEST BY VIBRODYNE

Proceedings of the 5th International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN 2015), 2015
In civil engineering, Experimental Modal Analysis (EMA) dynamic tests are powerful aids to the seismic design of new structures, and useful tools for the structural identification of existing structures. EMA tests require to accurately evaluate the harmonic forcing function that is applied to the structure under testing, in order to correctly apply ...
MODANO, MARIANO   +5 more
openaire   +5 more sources

Nonlinear Forced Vibrations of Beams

Journal of Applied Mechanics, 1985
An iterative procedure for computing periodic solutions of nonlinear vibrating beams is presented. The nonlinear partial differential equation is replaced by a coupled system of equations. The contraction mapping principle is then applied to generate a method of successive approximations.
Countryman, M., Kannan, R.
openaire   +2 more sources

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