Combination of DES and DDES with a correlation based transition model

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21 Scopus citations

Abstract

The present article describes the combination of the correlation based transition model of Menter et al. with the Detached Eddy Simulation (DES) and Delayed Detached Eddy Simulation (DDES) methodology. The interaction between transition model and DES or DDES method was investigated by T3A test case. The grid sensitivity of the combined methodology is discussed and the resolution is given. Then, the simulation of flow over foil of medium thick at stall angle was performed. The combined methodology produce results that have better agreement with experiment comparing to RANS transition model or fully turbulent DES/DDES alone. And the DDES based combined model shows a better agreement with experiment in the simulation of trailing edge separation comparing to DES based combined model.

Original languageEnglish
Title of host publicationAdvances in Computational Modeling and Simulation
Pages374-379
Number of pages6
DOIs
StatePublished - 2014
Event2nd International Conference on Advances in Computational Modeling and Simulation, ACMS 2013 - Kunming, China
Duration: 17 Jul 201319 Jul 2013

Publication series

NameApplied Mechanics and Materials
Volume444-445
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Conference

Conference2nd International Conference on Advances in Computational Modeling and Simulation, ACMS 2013
Country/TerritoryChina
CityKunming
Period17/07/1319/07/13

Keywords

  • Airfoil stall
  • Grid sensitivity
  • Hybrid RANS/LES model
  • Numerical methods
  • Transition flow

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