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TECHNICAL BRIEFS

Effect of Wall Roughness on Laminar Flow of Bingham Plastic Fluids through Microtubes

[+] Author and Article Information
Tahsin Engin, Umit Dogruer, Cahit Evrensel, Scott Heavin, Faramarz Gordaninejad

Department of Mechanical Engineering, University of Nevada, Reno, Nevada 89557 e-mail: egint@sakarya.edu.tr

J. Fluids Eng 126(5), 880-883 (Dec 07, 2004) (4 pages) doi:10.1115/1.1792252 History: Received June 06, 2003; Revised March 04, 2004; Online December 07, 2004

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References

Havenhill, D., and Wolke, P. J., 1991, “Magnetic Suspensions for Space Applications,” NASA CP-10066.
Eostein, A. H., 1997, “Micro-Heat Engines, Gas Turbines, and Rocket Engines, The MIT Microengine Project,” AIAA-97-1773, 28th AIAA Fluid Dynamics Conference.
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Peng,  X. F., Peterson,  P., and Wang,  B. X., 1994, “Frictional Flow Characteristics of Water Flowing Through Rectangular Microchannels,” Exp. Heat Transfer, 7, pp. 249–264.
Mala,  G. M., and Li,  D., 1999, “Flow Characteristics of Water in Microtubes,” Int. J. Heat Fluid Flow, 20, pp. 142–148.
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Judy,  J., Maynes,  D., and Webb,  B. W., 2002, “Characterization of Frictional Pressure Drop for Liquid Flows Through Microchannels,” Int. J. Heat Mass Transfer, 45, pp. 3477–3489.
Papautsky, I., 1999, “Metallic Microinstrumentation for Biomedical Applications,” PhD. dissertation, University of Utah.
Garimella,  S. V., and Sobhan,  C. B., 2003, “Transport in Microchannels—A Critical Review,” Annu. Rev. Heat Transfer, 13, pp. 1–50.
Mala, G. M., 1999, “Heat Transfer and Fluid Flow in Microchannels,” Ph.D. dissertation, University of Alberta, Canada.
Mekle, C. L., Kubota, T., and Ko, D. R. S., 1974, “An Analytical Study of the Effects of Surface Roughness on Boundary Layer Transition,” AF Office of Scientific Res. Space and Missile Sys. Org., Report No. AD/A004786.
Tani, I., 1969, “Boundary Layer Transition. Annual Reviews of Fluid Mechanics,” Vol. 1, Annual Reviews, Tiago, Palo Alta, CA, Vol. 1.

Figures

Grahic Jump Location
Effect of relative roughness height on the roughness viscosity
Grahic Jump Location
Comparison among theoretical, experimental, and model results for He=0
Grahic Jump Location
Effect of relative roughness on velocity profile for He=1000
Grahic Jump Location
Effect of He number on velocity profile for a relative roughness of 4%
Grahic Jump Location
Effect of relative roughness on friction factor for He=0
Grahic Jump Location
Effect of He number for constant relative roughness of 4%

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