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TECHNICAL PAPERS

Prediction of Flow and Heat Transfer in Rotating Two-Pass Rectangular Channels With 45-deg Rib Turbulators

[+] Author and Article Information
Mohammad Al-Qahtani, Yong-Jun Jang, Je-Chin Han

Turbine Heat Transfer Laboratory, Department of Mechanical Engineering, Texas A&M University, College Station, TX 77843

Hamn-Ching Chen

Ocean Engineering Program, Department of Civil Engineering, Texas A&M University, College Station, TX 77843

J. Turbomach 124(2), 242-250 (Apr 09, 2002) (9 pages) doi:10.1115/1.1450568 History: Received January 19, 2001; Online April 09, 2002
Copyright © 2002 by ASME
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References

Han,  J. C., and Park,  J. S., 1988, “Developing Heat Transfer in Rectangular Channel with Rib Turbulators,” Int. J. Heat Mass Transf., 31, No. 1, pp. 183–195.
Ekkad,  S. V., and Han,  J. C., 1997, “Detailed Heat Transfer Distributions in Two-pass square Channels with Rib Turbulators,” Int. J. Heat Mass Transf., 40, No. 11, pp. 2525–2537.
Wagner,  J. H., Johnson,  B. V., Graziani,  R. A., and Yeh,  F. C., 1992, “Heat Transfer in Rotating Serpentine Passages with Trips Normal to the Flow,” ASME J. Turbomach., 114, pp. 847–857.
Johnson,  B. V., Wagner,  J. H., Steuber,  G. D., and Yeh,  F. C., 1994, “Heat Transfer in Rotating serpentine Passage with Trips Skewed to the Flow,” ASME J. Turbomach., 116, pp. 113–123.
Johnson,  B. V., Wagner,  J. H., Steuber,  G. D., and Yeh,  F. C., 1994, “Heat Transfer in Rotating serpentine Passage with selected Model Orientations for Smooth or Skewed Trip Walls,” ASME J. Turbomach., 116, pp. 738–744.
Parsons,  J. A., Han,  J. C., and Zhang,  Y. M., 1995, “Effects of Model Orientation and Wall Heating Condition on Local Heat Transfer in a Rotating Two-Pass Square Channel with Rib Turbulators,” Int. J. Heat Mass Transf., 38, No. 7, pp. 1151–1159.
Zhang,  Y. M., Han,  J. C., Parsons,  J. A., and Lee,  C. P., 1995, “Surface Heating Effect on Local Heat Transfer in a Rotating Two-pass Square Channel With 60 deg Angled Rib Turbulators,” ASME J. Turbomach., 177, pp. 272–280.
Dutta,  S., and Han,  J. C., 1996, “Local Heat Transfer in Rotating Smooth and Ribbed Two-Pass Square Channels with Three Channel Orientations,” ASME J. Heat Transfer, 118, pp. 578–584.
Azad, GM S., Uddin, M. J., Han, J. C., Moon, H. K., and Glezer, B., 2001, “Heat Transfer in Two-Pass Rectangular Rotating Channels with 45 deg Parallel and Crossed Rib Turbulators,” submitted to the 2001 IGTI Conference to be held in New Orleans, LA.
Liou,  T. M., Hwang,  J. J., and Chen,  S. H., 1993, “Simulation and Measurement of Enhanced Turbulent Heat Transfer in a Channel With Periodic Ribs on One Principal Wall,” Int. J. Heat Mass Transf., 36, pp. 507–517.
Stephens, M. A., Shih, T. I-P., and Civinskas, K. C., 1995, “Computation of Flow and Heat Transfer in a Rectangular Channel with Ribs,” AIAA Paper 95-0180.
Rigby, D. L., Steinthorsson, E., and Ameri, A. A., 1997, “Numerical Prediction of Heat Transfer in a Channel with Ribs and Bleed,” ASME Paper 97-GT-431.
Stephens, M. A., Chyu, M. K., and Shih, T. I-P., 1996, “Computation of Convective Heat Transfer in a Square Duct with Inclined Ribs of Rounded Cross Section,” ASME Paper 96-WA/HT-12.
Stephens, M. A., and Shih T. I-P., 1997, “Computation of Compressible Flow and Heat Transfer in a Rotating Duct With Inclined Ribs a 180 deg Bend,” ASME Paper 97-GT-192.
Shih, T. I-P., Lin, Y.-L., Stephens, M. A., and Chyu, M. K., 1998, “Flow and Heat Transfer in a Ribbed U-Duct under Typical Engine Conditions,” ASME Paper 98-GT-213.
Prakash,  C., and Zerkle,  R., 1995, “Prediction of Turbulent Flow and Heat Transfer in a Ribbed Rectangular Duct With and Without Rotation,” ASME J. Turbomach., 177, pp. 255–264.
Bonhoff, B., Tomm, U., Johnson, B. V., and Jennions, I., 1997, “Heat Transfer Predictions For Rotating U-Shaped Coolant Channels With Skewed Ribs and with Smooth Walls,” ASME 97-GT-162.
Iacovides,  H., 1998, “Computation of Flow and Heat Transfer Through Rotating Ribbed Passage,” Int. J. Heat Fluid Flow, 19, pp. 393–400.
Rigby, D. L., 1998, “Prediction of Heat and Mass Transfer in a Rotating Ribbed Coolant Passage with a 180 Degree Turn,” ASME Paper 98-GT-329.
Iacovides,  H., and Raisee,  M., 1999, “Recent Progress in the Computation of Flow and Heat Transfer in Internal Cooling Passages of Turbine Blades,” Int. J. Heat Fluid Flow, 20, pp. 320–328.
Chen,  H. C., Jang,  Y. J., and Han,  J. C., 2000, “Computation of heat transfer in rotating two-pass square channels by a second-moment closure model,” Int. J. Heat Mass Transf., 43, No. 9, May, pp. 1603–1616.
Chen,  H. C., Jang,  Y. J., and Han,  J. C., 2000, “Near-Wall Second-Moment Closure for Rotating Multi-pass Cooling Channels,” Int. J. Heat Mass Transf., 14, No. 2, pp. 201–209.
Wagner,  J. H., Johnson,  B. V., and Kopper,  F. C., 1991, “Heat transfer in Rotating Serpentine Passage with Smooth Walls,” ASME J. Turbomach., 113, pp. 321–330.
Jang, Y. J., Chen, H. C., and Han, J. C., 2000, “Computation of Flow and Heat Transfer in Two-Pass Channels with 60° Ribs,” AIAA Paper 2000-1036, 38th Aerospace Science Meeting & Exhibit, Reno, NV, January 10–13.
Jang, Y. J., Chen, H. C., and Han, J. C., 2000, “Numerical Prediction of the Flow and Heat Transfer in a Two-Pass Square Duct with 90° Ribs,” 8th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC-8), Honolulu, HI, March 26–30, 1 , pp. 580–587.
Jang, Y. J., Chen, H. C., and Han, J. C., 2000, “Flow and Heat Transfer in a Rotating Square Channel with 45° Angled Ribs by Reynolds Stress Turbulence Model,” ASME 2000-GT-0229.
Rohsenow, W. M., and Choi, H., 1961, Heat, Mass and Momentum Transfer, Prentice-Hall Englewood Cliffs, NJ.

Figures

Grahic Jump Location
(a) Geometry, (b) numerical grid
Grahic Jump Location
Conceptual view of the secondary flow induced by angled ribs and rotation—(a) nonrotating, Ro=0, Δρ/ρ=0.115; (b) rotating, Ro=0.11, Δρ/ρ=0.115,  β=90 deg; (c) rotating, Ro=0.11, Δρ/ρ=0.115, β=135 deg
Grahic Jump Location
Velocity vectors 1/10 rib height from the leading and trailing surfaces for nonrotating case (plotted every other vector)—(a) first pass, (b) second pass
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Secondary flow and temperature [θ=(T−To)/(Tw−To)] for nonrotating duct, Ro=0.0
Grahic Jump Location
Secondary flow and temperature [θ=(T−To)/(Tw−To)] for rotating duct, Ro=0.11 and β=90 deg
Grahic Jump Location
Secondary flow and temperature [θ=(T−To)/(Tw−To)] for rotating duct, Ro=0.11 and β=135 deg
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Streamwise velocity vector distribution for nonrotating duct (case 1) at three planes: 0.002Dh below the inner surface, midway between the inner and outer surfaces and 0.002Dh above the outer surface
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Temperature contours midway between the inner and outer surfaces for case 1 (Ro=0.0)
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Detailed Nusselt number ratio distribution
Grahic Jump Location
Calculated and measured Nusselt number ratios; Ro=0.0,Δρ/ρ=0.115
Grahic Jump Location
Calculated and measured Nusselt number ratios; Ro=0.11,β=90 degΔρ/ρ=0.115
Grahic Jump Location
Calculated and measured Nusselt number ratios; Ro=0.11,β=135 degΔρ/ρ=0.115

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