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Numerical simulation of vortex-induced vibration of two circular cylinders of different diameters

  • University of Western Australia

Research output: Chapter in Book / Conference Paper › Conference Paper › peer-review

3 Citations (Scopus)

Abstract

A numerical study of vortex-induced vibration (VIV) of two circular cylinders of different diameters in steady flow is carried out. The Reynolds-averaged Navier-Stokes equations are solved using a finite element method (FEM) with a k-ω turbulence closure. The numerical model is firstly validated against VIV of a single circular cylinder in steady flow. Then this model is employed to simulate the flow around two circular cylinders which are mounted elastically. The response amplitude, vibration frequency of the two cylinders and vortex shedding modes are analyzed. It's found that the fluid flow fields and the response behavior are more complex than those of an isolated cylinder. The gap distance and arrangement of the two cylinders affects the VIV significantly.

Original languageEnglish
Title of host publicationProceedings of the 18th 2008 International Offshore and Polar Engineering Conference, ISOPE 2008
Pages264-271
Number of pages8
Publication statusPublished - 2008
Externally publishedYes
Event18th 2008 International Offshore and Polar Engineering Conference, ISOPE 2008 - Vancouver, BC, Canada
Duration: 6 Jul 2008 → 11 Jul 2008

Publication series

NameProceedings of the International Offshore and Polar Engineering Conference
ISSN (Print)1098-6189
ISSN (Electronic)1555-1792

Conference

Conference18th 2008 International Offshore and Polar Engineering Conference, ISOPE 2008
Country/TerritoryCanada
CityVancouver, BC
Period6/07/08 → 11/07/08

Keywords

  • Finite element method
  • K-ω
  • Turbulence model
  • Two cylinders
  • Vortex induced vibration
  • Vortex shedding

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