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TECHNICAL PAPERS

Heat Transfer in Rotating Narrow Rectangular Ducts With Heated Sides Oriented at 60° to the r-z Plane

[+] Author and Article Information
Fred T. Willett, Arthur E. Bergles

Rensselaer Polytechnic Institute, Troy, NY 12180

J. Turbomach 123(2), 288-295 (Feb 01, 2000) (8 pages) doi:10.1115/1.1354189 History: Received February 01, 2000
Copyright © 2001 by ASME
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References

Mori,  Y., Fukada,  T., and Nakayama,  W., 1971, “Convective Heat Transfer in a Rotating Radial Circular Pipe (2nd Report),” 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.
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, HI.
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, No. 7, 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, No. 9, 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,” ASME J. Heat Transfer, 117, pp. 1058–1061.
Morris,  W. D., and Chang,  S. W., May 1998, “Heat Transfer in a Radially Rotating Smooth-Walled Tube,” Aeronautical 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 onConvective Heat Transfer in Smooth and Pin Fin Ducts of Narrow Cross-section,” Ph.D. thesis, Rensselaer Polytechnic Institute.
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Kline, S. J., and McClintock, F. A., January 1953, “Describing Uncertainties in Single-Sample Experiments,” Mechanical Engineering, Jan., pp. 3–8.

Figures

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Test duct orientation and comparison to turbine blade trailing edge cavity
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Rotating test rig diagram
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Test duct and thermocouple locations
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Transverse locations within the test duct
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Trail-side data for Ro=0.128
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Trail-side data for Ro=0.255
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Local trail-side normalized Nusselt number vs. Buo
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Trail-side, far-aft-end Nu/Nu0 vs. density ratio
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Local lead-side data for Ro=0.252
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Local lead-side normalized Nusselt number vs. Buo
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Local lead-side data for Ro=0.100
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Nu/Nu0 vs. Buo at the far aft end of the duct
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Lead-side, far-aft-end Nu/Nu0 vs. density ratio
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Nu/Nu0 vs. Buo at the far forward end of the duct
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Comparison of present 60° duct local-lead-side data with lead-side data for square ducts
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Comparison of present 60° duct local trail side data with trail-side data for square ducts
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Outward flowing channel in rotation

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