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contributor authorC. J. Scott
contributor authorD. R. Rask
date accessioned2017-05-08T23:03:10Z
date available2017-05-08T23:03:10Z
date copyrightJune, 1977
date issued1977
identifier issn0098-2202
identifier otherJFEGA4-26915#301_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/90049
description abstractTwo-dimensional, free, turbulent mixing between a uniform stream and a cavity flow is investigated experimentally in a plug nozzle, a geometry that generates idealized mixing layer conditions. Upstream viscous layer effects are minimized through the use of a sharp-expansion plug nozzle. Experimental velocity profiles exhibit close agreement with both similarity analyses and with error function predictions. Refrigerant-12 was injected into the cavity and concentration profiles were obtained using a gas chromatograph. Spreading factors for momentum and mass were determined. Two methods are presented to determine the average turbulent Schmidt number. The relation Sct = Sc is suggested by the data for Sc < 2.0.
publisherThe American Society of Mechanical Engineers (ASME)
titleFree Turbulent Shear Layers on Plug Nozzles
typeJournal Paper
journal volume99
journal issue2
journal titleJournal of Fluids Engineering
identifier doi10.1115/1.3448749
journal fristpage301
journal lastpage308
identifier eissn1528-901X
keywordsTurbulence
keywordsShear (Mechanics)
keywordsNozzles
keywordsCavities
keywordsGeometry
keywordsRefrigerants
keywordsCavity flows
keywordsGas chromatographs
keywordsError functions AND Momentum
treeJournal of Fluids Engineering:;1977:;volume( 099 ):;issue: 002
contenttypeFulltext


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