Random vibrations of Rayleigh vibroimpact oscillator under Parametric Poisson white noise

Guidong Yang, Wei Xu, Wantao Jia, Meijuan He

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

Random vibration problems for a single-degree-of-freedom (SDOF) Rayleigh vibroimpact system with a rigid barrier under parametric Poisson white noise are considered. The averaged generalized Fokker-Planck-Kolmogorov (FPK) equations with parametric Poisson white noise are derived after using the nonsmooth variable transformation and the approximate stationary solutions for the system's response are obtained by perturbation method. The results are validated numerically by using Monte Carlo simulations from original vibroimpact system. Effects on the response for different damping coefficients, restitution coefficients and noise intensities are discussed. Furthermore, stochastic bifurcations are also explored.

Original languageEnglish
Pages (from-to)19-29
Number of pages11
JournalCommunications in Nonlinear Science and Numerical Simulation
Volume33
DOIs
StatePublished - Apr 2016

Keywords

  • Parametric Poisson white noise
  • Perturbation method
  • Random vibration
  • Stochastic bifurcation
  • Stochastic response
  • Vibroimpact system

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