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TECHNICAL PAPERS: Heat Transfer Enhancement

Two-Dimensional Simulations of Enhanced Heat Transfer in an Intermittently Grooved Channel

[+] Author and Article Information
M. Greiner

University of Nevada, Reno, NV 89557e-mail: greiner@unr.edu

P. F. Fischer

Mathematics and Computer Science Division, Argonne National Laboratory, Argonne, IL 60439e-mail: fischer@mcs.anl.gov

H. M. Tufo

Department of Computer Science, University of Chicago, Chicago, IL 60637e-mail: hmt@cs.uchicago.edu

J. Heat Transfer 124(3), 538-545 (May 10, 2002) (8 pages) doi:10.1115/1.1459730 History: Received February 06, 2001; Revised October 17, 2001; Online May 10, 2002
Copyright © 2002 by ASME
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References

Webb, R. L., 1994, Principles of Enhanced Heat Transfer, John Wiley & Sons, New York.
Ghaddar,  N. K., Korczak,  K., Mikic,  B. B., and Patera,  A. T., 1986, “Numerical Investigation of Incompressible Flow in Grooved Channels. Part 1: Stability and Self-Sustained Oscillations,” J. Fluid Mech., 168, pp. 541–567.
Greiner,  M., 1991, “An Experimental Investigation of Resonant Heat Transfer Enhancement in Grooved Channels,” Int. J. Heat Mass Transf., 24, pp. 1383–1391.
Roberts,  E. P. L., 1994, “A Numerical and Experimental Study of Transition Processes in an Obstructed Channel Flow,” J. Fluid Mech., 260, pp. 185–209.
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Kozlu,  H., Mikic,  B. B., and Patera,  A. T., 1988, “Minimum-Dissipation Heat Removal by Scale-Matched Flow Destabilization,” Int. J. Heat Mass Transf., 31, pp. 2023–2032.
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Figures

Grahic Jump Location
Computational domain and spectral element mesh
Grahic Jump Location
Snapshot contour plots of periodic temperature θ at Re=600, 1200 and 1800
Grahic Jump Location
Contour plots of the root-mean-squared component of periodic temperature θrms at Re=600, 1200, and 1800
Grahic Jump Location
Unsteady component of axial velocity versus location and Reynolds number
Grahic Jump Location
Bulk Nusselt number versus location and Reynolds number
Grahic Jump Location
Groove-length averaged Nusselt number versus location and Reynolds number
Grahic Jump Location
Dimensionless axial shear stress versus location and Reynolds number
Grahic Jump Location
Dimensionless momentum flux gradient versus location and Reynolds number
Grahic Jump Location
Groove-length average Fanning pressure gradient versus location and Reynolds number

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