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Assessment of eddy resolving techniques for the flow over periodically arranged hills up to Re=37,000

  • Michael Manhart
  • , Christoph Rapp
  • , Nikolaus Peller
  • , Michael Breuer
  • , Orhan Aybay
  • , Jordan A. Denev
  • , Carlos J. Falconi
  • Technical University of Munich
  • Helmut-Schmidt-Universität Hamburg
  • University of Karlsruhe

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

9 Scopus citations

Abstract

The turbulent flow over periodically arranged geometrically two-dimensional hills in a channel at a Reynolds number of Re = 37,000 has been considered as benchmark case for various eddy-resolving methods. The aim of this study is to assess various LES models and numerical approaches in a turbulent flow detaching from a curved surface. We compare results of a Cartesian grid solver using the immersed boundary method with various curvilinear approaches ranging from standard eddy-viscosity subgrid-scale models to hybrid LES-RANS models. The results are validated by a recent experiment conducted in a water channel by particle image velocimetry and laser-Doppler anemometry.

Original languageEnglish
Title of host publicationQuality and Reliability of Large-Eddy Simulations II
EditorsJohan Meyers, Bernard Geurts, Pierre Sagaut, Bernard Geurts, Maria Vittoria Salvetti
PublisherSpringer Netherland
Pages361-370
Number of pages10
ISBN (Print)9789400702301
DOIs
StatePublished - 2011
Event2nd Workshop on Quality and Reliability of Large-Eddy Simulations, QLES 2009 - Pisa, Italy
Duration: 9 Sep 200911 Sep 2009

Publication series

NameERCOFTAC Series
Volume16
ISSN (Print)1382-4309
ISSN (Electronic)2215-1826

Conference

Conference2nd Workshop on Quality and Reliability of Large-Eddy Simulations, QLES 2009
Country/TerritoryItaly
CityPisa
Period9/09/0911/09/09

Keywords

  • Hybrid LES-RANS
  • Large-Eddy Simulation
  • Quality
  • Reliability

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