Bifurcations and chaotic forced vibrations of cantilever beams with breathing cracks
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DOI: 10.1016/j.engfracmech.2019.03.021
Abstract: Abstract Finite-degrees-of-freedom nonlinear dynamical system, which describes the forced vibrations of the beams with two breathing cracks, is derived. The cracks are spaced at the opposite sides of the beam. The Galerkin method is applied… read more here.
Keywords: forced vibrations; chaotic forced; chaotic vibrations; breathing cracks ... See more keywords
Nonlinear scattering and mode conversion of Lamb waves at breathing cracks: An efficient numerical approach.
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DOI: 10.1016/j.ultras.2018.09.011
Abstract: This article presents an efficient numerical approach to the investigation of nonlinear scattering and mode conversion phenomena of Lamb waves as they interact with breathing cracks. A Local Interaction Simulation Approach (LISA) is adopted, which… read more here.
Keywords: lamb waves; scattering mode; mode conversion; nonlinear scattering ... See more keywords