Analysis of a passive control of a chain under wide-band random excitation by nonlinear energy sinks using generalized orthogonal decompositions

Sergio Bellizzi (1) , Rubens Sampaio (2)

1 Sons
2 PUC-Rio - Pontifícia Universidade Católica do Rio de Janeiro [Brasil] = Pontifical Catholic University of Rio de Janeiro [Brazil] = Université catholique pontificale de Rio de Janeiro [Brésil]

The objective of this paper is to show how the generalized orthogonal decomposition named smooth decomposition can be used to analyze the energy pumping phenomenon in the context of vibration reduction under wide-band random excitation.

Domaines: Vibrations [physics.class-ph]

Sergio Bellizzi, Rubens Sampaio. Analysis of a passive control of a chain under wide-band random excitation by nonlinear energy sinks using generalized orthogonal decompositions. International Conference on Structural Nonlinear Dynamics and Diagnosis (CSNDD 2012), 2012, Marrakech, Morocco. pp.05001, ⟨10.1051/matecconf/20120105001⟩. ⟨hal-00700029⟩