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TECHNICAL PAPERS: Jets, Wakes, and Impingement Cooling

Heat Transfer in a High Turbulence Air Jet Impinging Over a Flat Circular Disk

[+] Author and Article Information
Erick A. Siba

Dell Corp., One Dellway, Roundrock, TX 78682

M. Ganesa-Pillai

5505 Stonehenge Drive, Richardson, TX 75082

Kendall T. Harris, A. Haji-Sheikh

Department of Mechanical and Aerospace Engineering, The University of Texas at Arlington, Arlington, TX 76019-0023

J. Heat Transfer 125(2), 257-265 (Mar 21, 2003) (9 pages) doi:10.1115/1.1469523 History: Received March 28, 2000; Revised November 02, 2001; Online March 21, 2003
Copyright © 2003 by ASME
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References

Bollen, W., 1949, “Effect of Turbulence on Heat Transfer Coefficient Distribution Around a Cylinder Normal to Air Flow,” Master’s thesis, Oregon State College, Corvallis, OR.
Zapp, G., Jr., 1950, “The Effect of Turbulence on Local Heat Transfer Coefficient Around a Cylinder Normal to Air Flow,” Master’s thesis, Oregon State College, Corvallis, OR.
Kestin,  J., Maeder,  P. F., and Sogin,  H. H., 1961, “The Influence of Turbulence on the Transfer of Heat to Cylinders Near the Stagnation Point,” Z. Agnew. Math. Phys., 12, pp. 115–132.
Martin,  H., 1977, “Heat and Mass Transfer Between Impinging Gas Jets and Solid Surfaces,” Adv. Heat Transfer, 13, pp. 1–60.
Lowery,  G. W., and Vachon,  P. I., 1975, “The Effect of Turbulence on Heat Transfer from Heated Cylinders,” Int. J. Heat Mass Transf., 18, pp. 1229–1242.
Simonich,  J. C., and Bradshaw,  P., 1978, “Effect of Free-Stream Turbulence on Heat Transfer Through a Turbulent Boundary Layer,” ASME J. Heat Transfer, 100, p. 673.
Pedisius,  A. A., Kazimekas,  P. V. A., and Slanciauskas,  A. A., 1979, “Heat Transfer From a Plate to a High-Turbulence Air Flow,” Heat Transfer-Sov. Res., 11(5), p. 125.
Blair,  M. F., 1983, “Influence of Free-Stream Turbulence on Turbulent Boundary Layer Heat Transfer and Mean Profile Development: Part II—Analysis of Results,” ASME J. Heat Transfer, 105, p. 41.
Hancock,  P. E., and Bradshaw,  P., 1983, “The Effect of Free-Stream Turbulence on Turbulent Boundary Layers,” ASME J. Fluids Eng., 105, p. 284.
Maciejewski,  P. K., and Moffat,  R. J., 1992, “Heat Transfer With Very High Free-Stream Turbulence: Part 1—Experimental Data,” ASME J. Heat Transfer, 114(4), pp. 827–833.
Maciejewski,  P. K., and Moffat,  R. J., 1992, “Heat Transfer with Very High Free-Stream Turbulence: Part II—Analysis of Results,” ASME J. Heat Transfer, 114(4), pp. 834–839.
Al-Salam,  H., Haji-Sheikh,  A., and You,  S. M., 1996, “Effect of Turbulence on Heat Transfer in Stagnation Flow,” J. Thermophys. Heat Transfer, 10(2), pp. 290–296.
Hoogendoorn,  C. J., 1977, “The Effect of Turbulence on Heat Transfer at a Stagnation Point,” Int. J. Heat Mass Transf., 20, pp. 1333–1338.
Gardon,  P., and Akfirat,  J. C., 1965, “The Role of Turbulence in Determining the Heat-Transfer Characteristics of Impinging Jets,” Int. J. Heat Mass Transf., 8, pp. 1261–1272.
Beck, J. V., Kole, K. D., Haji-Sheikh, A., and Litkouhi, B., 1992, Heat Conduction Using Green’s Functions, Hemisphere Publishing Corporation, Washington, D.C.
Beck, J. V., Blackwell, B., and St. Clair Jr., C. R., 1985, Inverse Heat Conduction, Wiley-Interscience Publication, New York.
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Figures

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Schematic of the 304 stainless steel geometry and boundary conditions
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Schematic of flow developing from a nozzle and impinging on a surface
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The ū and u profiles at r/D=7.95 for ReD=16,100 and ReD=29,600
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The ū and u profiles at r/D=5.68 and for ReD=23,700 and ReD=29,600
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Variation of umax as a function of r/D for three Reynolds numbers
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Measured Tu as a function of r/D for three Reynolds numbers
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Surface temperatures at different r/D locations for ReD=23,700
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Surface heat flux at different r/D locations for ReD=23,700
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Comparison of measured and recalculated temperatures at different thermocouple locations at ReD=23,700
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Surface heat flux at different r/D locations for ReD=23,700
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Heat transfer coefficient as a function of r/D for three ReD values
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Turbulent heat transfer coefficient as a function of u at the stagnation region
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Heat transfer coefficient as a function of r/D for ReD=23,700 in the wall-jet region
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Variation of h,hlam, and htur as functions of r/D at: (a) ReD=16,100, (b) ReD=23,700, and (c) ReD=29,600
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Variation of htur as a function of u in the wall-jet region for ReD=16,100, 23,700, and 29,600, and comparison with Al-Salam et al. 12
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A comparison between Maciewjewski and Moffat 11 correlation and the data from present study

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