Shape Optimization Considering the Stability of Fluid–Structure Interaction at Low Reynolds Numbers

W. G. Chen, W. W. Zhang, X. T. Li

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This work employed shape optimization to enhance the stability of the flow past a single-degree-of-fredom transversely vibrating cylinder at subcritical Reynolds numbers (Re < 47). Dynamic derivative is used as the optimization objective. To improve the calculation efficiency, a surrogate model is constructed to replace the numerical simulation in the optimization process. Research shows that through the shape optimization, vortex-induced vibration is successfully suppressed at design conditions and the stability of the fluid–structure interaction system is remarkably improved.

Original languageEnglish
Title of host publicationFluid-Structure-Sound Interactions and Control - Proceedings of the 5th Symposium on Fluid-Structure-Sound Interactions and Control
EditorsMarianna Braza, Yannick Hoarau, Yu Zhou, Anthony D. Lucey, Lixi Huang, Georgios E. Stavroulakis
PublisherSpringer Science and Business Media Deutschland GmbH
Pages107-112
Number of pages6
ISBN (Print)9789813349599
DOIs
StatePublished - 2021
Event5th Symposium on Fluid-Structure-Sound Interactions and Control, FSSIC 2019 - Chania, Greece
Duration: 27 Aug 201930 Aug 2019

Publication series

NameLecture Notes in Mechanical Engineering
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

Conference5th Symposium on Fluid-Structure-Sound Interactions and Control, FSSIC 2019
Country/TerritoryGreece
CityChania
Period27/08/1930/08/19

Keywords

  • Fluid–structure interaction
  • Shape optimization
  • Stability

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