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contributor authorJ. A. C. Humphrey
contributor authorS. Li
date accessioned2017-05-08T23:11:22Z
date available2017-05-08T23:11:22Z
date copyrightSeptember, 1981
date issued1981
identifier issn0098-2202
identifier otherJFEGA4-26975#466_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/94705
description abstractVisualization observations are reported for the time evolving vortex structure at the interface of a counter-current channel flow. The results are primarily qualitative in nature, but show clearly the evolution of a two-dimensional saddle-point flow into a complex, three-dimensional, periodic vortex-pairing process. Generation, pairing and collapse of the flow structure at the free interface is attributed to tilting and stretching of transverse vorticity by the main flow in the longitudinal direction. It is suggested that the present flow configuration may prove of use for investigating mixing in chemically reacting flows due to entraining vortex motions.
publisherThe American Society of Mechanical Engineers (ASME)
titleTilting, Stretching, Pairing and Collapse of Vortex Structures in Confined Counter-Current Flow
typeJournal Paper
journal volume103
journal issue3
journal titleJournal of Fluids Engineering
identifier doi10.1115/1.3240817
journal fristpage466
journal lastpage470
identifier eissn1528-901X
keywordsFlow (Dynamics)
keywordsVortices
keywordsCollapse
keywordsChemically reactive flow
keywordsMotion
keywordsVorticity
keywordsChannel flow AND Visualization
treeJournal of Fluids Engineering:;1981:;volume( 103 ):;issue: 003
contenttypeFulltext


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