Reynolds stress and vorticity in turbulent wall flows |
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Authors: | A. Ugo Piomelli B. Lawrence Ong C. James Wallace D. Faouzi Ladhari |
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Affiliation: | (1) Department of Mechanical Engineering, The University of Maryland, 20742 College Park, MD, USA;(2) Laboratoire Mecaniquè des Fluides, Ecole Cèntrale de Lyon, 69131 Ecully, France |
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Abstract: | ![]() Experimental measurements in a boundary layer and a large-eddy simulation of plane channel flow have been used to study the dynamics of vorticity and mass transport in the nearwall region. It was found that Reynolds stress generation occurs in the vicinity of quasi-streamwise vortices, and that smoke particles tend to be ejected from the wall near these vortical structures. |
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Keywords: | turbulence structure turbulence simulation large-eddy simulation |
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