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TECHNICAL PAPERS: Forced Convection

Heat Transfer in Rotating Narrow Rectangular Ducts With Heated Sides Parallel to the r-z Plane

[+] Author and Article Information
Fred T. Willett

Power Technology Incorporated, P.O. Box 232, Rexford, NY 12148 e-mail: frdwillett@aol.com

Arthur E. Bergles

Rensselaer Polytechnic Institute, Troy, NY 12180e-mail: abergles@aol.com

J. Heat Transfer 124(1), 1-7 (Jun 12, 2001) (7 pages) doi:10.1115/1.1418370 History: Received January 03, 2001; Revised June 12, 2001
Copyright © 2002 by ASME
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References

Willett, F. T., and Bergles, A. E., 2000, “Heat Transfer in Rotating Narrow Rectangular Ducts with Heated Sides Oriented at 60 deg to the r-z Plane,” ASME Paper No. 2000-GT-224.
Kuo, C. R., and Hwang, G. J., 1994, “Aspect Ratio Effect on Convective Heat Transfer of Radially Outward Flow in Rotating Rectangular Ducts,” 5th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, Kaanapali, Hawaii.
Mori,  Y., Fukada,  T., and Nakayama,  W., 1971, “Convective Heat Transfer in a Rotating Radial Circular Pipe,” Int. J. Heat Mass Transf., 14, pp. 1807–1824.
Wagner, J. H., Johnson, B. V., and Hajek, T. J., 1989, “Heat Transfer in Rotating Passages with Smooth Walls and Radial Outward Flow,” ASME Paper No. 89-GT-272.
Johnson, B. V., Wagner, J. H., and Kopper, F. C., 1990, “Heat Transfer in Rotating Serpentine Passages with Smooth Walls,” ASME Paper No. 90-GT-331.
Soong,  C. Y., Lin,  S. T., and Hwang,  G. J., 1991, “An Experimental Study of Convective Heat Transfer in Radially Rotating Rectangular Ducts,” ASME J. Heat Transfer, 113, pp. 604–611.
Zhang,  N., Chiou,  J., Fann,  S., and Yang,  W.-J., 1993, “Local Heat Transfer Distribution in a Rotating Serpentine Rib-Roughened Flow Passage,” ASME J. Heat Transfer, 115, pp. 560–567.
Han,  J. C., Zhang,  Y.-M., and Kalkuehler,  K., 1993, “Uneven Wall Temperature Effect on Local Heat Transfer in a Rotating Two-Pass Square Channel With Smooth Walls,” ASME J. Heat Transfer, 115, pp. 912–920.
Han,  J. C., Zhang,  Y.-M., and Lee,  C. P., 1994, “Influence of Surface Heating Condition on Local Heat Transfer in a Rotating Square Channel With Smooth Walls and Radial Outward Flow,” ASME J. Turbomach., 116, pp. 149–158.
Mochizuki,  S., Takamura,  J., Yamawaki,  S., and Yang,  W.-J., 1994, “Heat Transfer in Serpentine Flow Passages With Rotation,” ASME J. Turbomach., 116, pp. 133–140.
Parsons,  J. A., Han,  J. C., and Zhang,  Y., 1995, “Effect 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, pp. 1151–1159.
Parsons,  J. A., Han,  J. C., and Zhang,  Y., 1994, “Wall Heating on Local Heat Transfer in a Rotating Two-Pass Square Channel with 90 deg Rib Turbulators,” Int. J. Heat Mass Transf., 37, pp. 1411–1420.
Dutta,  S., Han,  J.-C., and Lee,  C. P., 1995, “Experimental Heat Transfer in a Rotating Triangular Duct: Effect of Model Orientation,” Int. J. Heat Mass Transf., 117, pp. 1058–1061.
Morris,  W. D., and Chang,  S. W., May 1998, “Heat Transfer in a Radially Rotating Smooth-Walled Tube,” Aeronaut. J., 102, pp. 277–285.
Park,  C. W., and Lau,  S. C., 1998, “Effect of Channel Orientation on Local Heat (Mass) Transfer Distributions in a Rotating Two-Pass Square Channel With Smooth Walls,” ASME J. Heat Transfer, 120, pp. 624–632.
Willett, F. T., 1999, “An Experimental Study of the Effects of Rotation on Convective Heat Transfer in Smooth and Pin Fin Ducts of Narrow Cross-Section,” Ph.D. thesis, Rensselaer Polytechnic Institute, Troy, NY.
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Kline,  S. J., and McClintock,  F. A., 1953, “Describing Uncertainties in Single-sample Experiments,” Mech. Eng. (Am. Soc. Mech. Eng.), p. 3.
Hajek, T. J., Wagner, J. H., Johnson, B. V., Higgins, A. W., and Steuber, G. D., 1991, “Effects of Rotation on Coolant Passage Heat Transfer,” Volume 1—Coolant Passages with Smooth Walls, NASA Contractor Report 4396.

Figures

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Outward flowing channel in rotation
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Rotating test rig diagram
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Rotor disk with test duct ready for installation
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Test duct and thermocouple locations
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The 1:10 aspect ratio duct oriented parallel to the r-z plane
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Trailing-side Nu/Nu0 versus buoyancy number for the smooth duct parallel to the r-z plane (uncertainty=±11 percent)
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Trailing-side Nu/Nu0 density ratio for the smooth duct parallel to the r-z plane (uncertainty=±11 percent)
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Trailing-side Nu/Nu0 buoyancy number for the smooth duct parallel to the r-z plane (uncertainty=±11 percent)
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Trailing-side Nu/Nu0 density ratio for the smooth duct parallel to the r-z plane (uncertainty=±11 percent)
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Definition of aspect ratio
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Comparison of present leading-side data with leading-side data for square ducts (uncertainty of new data=±11 percent)
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Comparison of present trailing-side data with trailing-side data for square ducts (uncertainty of new data=±11 percent)
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Comparison of present duct leading-side data with leading-side data for a 1:2 aspect ratio rectangular duct (uncertainty of new data=±11 percent)
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Comparison of present duct trailing-side data with trailing-side data for a 1:2 aspect ratio rectangular duct (uncertainty of new data=±11 percent)

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