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contributor authorY. S. Muzychka
contributor authorJ. Edge
date accessioned2017-05-09T00:28:17Z
date available2017-05-09T00:28:17Z
date copyrightNovember, 2008
date issued2008
identifier issn0098-2202
identifier otherJFEGA4-27345#111201_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/138138
description abstractNon-Newtonian fluid flow in noncircular ducts and microchannels is examined. A simple model is proposed for power law fluids based on the Rabinowitsch–Mooney formulation. By means of a new characteristic length scale, the square root of the cross-sectional area, it is shown that dimensionless wall shear stress can be made a weak function of duct shape. The proposed model is based on the solution for the rectangular duct and has an accuracy of ±10% or better. The current model eliminates the need for tabulated data or equations for several common shapes found in handbooks, namely, circular tube, elliptic tube, parallel channel, rectangular duct, isosceles triangular duct, circular annulus, and polygonal ducts.
publisherThe American Society of Mechanical Engineers (ASME)
titleLaminar Non-Newtonian Fluid Flow in Noncircular Ducts and Microchannels
typeJournal Paper
journal volume130
journal issue11
journal titleJournal of Fluids Engineering
identifier doi10.1115/1.2979005
journal fristpage111201
identifier eissn1528-901X
keywordsFlow (Dynamics)
keywordsDucts
keywordsShapes
keywordsMicrochannels
keywordsNon-Newtonian fluids
keywordsEquations
keywordsFluids
keywordsShear (Mechanics) AND Channels (Hydraulic engineering)
treeJournal of Fluids Engineering:;2008:;volume( 130 ):;issue: 011
contenttypeFulltext


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