Analysis of bifurcations for non-linear stochastic non-smooth vibro-impact system via top Lyapunov exponent

Jinqian Feng, Wei Xu

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

Bifurcations are discussed by the criterion of top Lyapunov exponent. Based on the local map and Kaminski's algorithms, a general formulation of the top Lyapunov exponents is proposed for non-linear vibro-impact oscillators with Gaussian white noise perturbation. The analytical results are verified by phase portraits and bifurcation diagrams for a classical stochastic Duffing vibro-impact oscillator. Both results are consistent.

Original languageEnglish
Pages (from-to)577-586
Number of pages10
JournalApplied Mathematics and Computation
Volume213
Issue number2
DOIs
StatePublished - 15 Jul 2009

Keywords

  • Bifurcation
  • Duffing vibro-impact oscillator
  • Stochastic non-smooth system
  • Top Lyapunov exponent

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