0
TECHNICAL PAPERS: Forced Convection

Thermal Optimization of a Circular-Sectored Finned Tube Using a Porous Medium Approach

[+] Author and Article Information
Sung Jin Kim, Jae Wook Yoo, Seok Pil Jang

Department of Mechanical Engineering, Korea Advanced Institute of Science and Technology, Taejon, 305-701, Korea

J. Heat Transfer 124(6), 1026-1033 (Dec 03, 2002) (8 pages) doi:10.1115/1.1495517 History: Received November 30, 2001; Revised May 14, 2002; Online December 03, 2002
Copyright © 2002 by ASME
Your Session has timed out. Please sign back in to continue.

References

Bergles,  A. E., 1997, “Heat Transfer Enhancement—the Encouragement and Accommodation of High Heat Fluxes,” ASME J. Heat Transfer, 119, pp. 8–19.
Webb, R. L., 1994, Principles of Enhanced Heat Transfer, John Wiley and Sons, New York, Chap. 8.
Masliyah,  J. M., and Nandakumar,  K., 1976, “Heat Transfer in Internally Finned Tubes,” ASME J. Heat Transfer, 98, pp. 257–261.
Watkinson, A. P., Miletti, D. L., and Kubanek, G. R., 1975, “Heat Transfer and Pressure Drop in Internally Finned Tubes in Laminar Oil Flow,” ASME Paper No. 75-HT-41.
Rustum,  I. M., and Soliman,  H. M., 1988, “Numerical Analysis of Laminar Forced Convection in the Entrance Region of Tubes with Longitudinal Internal Fins,” ASME J. Heat Transfer, 100, pp. 310–313.
Fabbri,  G., 1998, “Heat Transfer Optimization in Internally Finned Tubes Under Laminar Flow Conditions,” Int. J. Heat Mass Transf., 41, pp. 1243–1253.
Rustum,  I. M., and Soliman,  H. M., 1988, “Experimental Investigation of Laminar Mixed Convection in Tubes with Longitudinal Internal Fins,” ASME J. Heat Transfer, 110, pp. 366–372.
Patankar,  S. V., Ivanovic,  M., and Sparrow,  E. M., 1979, “Analysis of Turbulent Flow and Heat Transfer in Internally Finned Tubes and Annuli,” ASME J. Heat Transfer, 101, pp. 29–37.
Carnavos,  T. C., 1980, “Heat Transfer Performance of Internally Finned Tubes in Turbulent Flow,” Heat Transfer Eng., 4, pp. 32–37.
Webb,  R. L., and Scott,  M. J., 1980, “A Parametric Analysis of the Performance of Internally Finned Tubes for Heat Exchanger Application,” ASME J. Heat Transfer, 120, pp. 38–43.
Shah, R. K., and London, A. L., 1978, Laminar Flow Forced Convection in Ducts, Academic Press, London.
Hu,  M. H., and Chang,  Y. P., 1973, “Optimization of Finned Tubes for Heat Transfer in Laminar Flow,” ASME J. Heat Transfer, 95, pp. 332–338.
Soliman,  H. M., and Feingold,  A., 1977, “Analysis of Fully Developed Laminar Flow in Longitudinal Internally Finned Tubes,” Chem. Eng. J., 14, pp. 119–128.
Koh,  J. C. Y., and Colony,  R., 1986, “Heat Transfer of Microstructures for Integrated Circuits,” Int. Commun. Heat Mass Transfer, 13, pp. 89–98.
Tien, C. L., and Kuo, S. M., 1987, “Analysis of Forced Convection in Microstructures for Electronic System Cooling,” Proc. Int. Symp. Cooling Technology for Electronic Equipment, Honolulu, Hawaii, 1987, pp. 217–226.
Kim,  S. J., and Kim,  D., 1999, “Forced Convection in Microstructures for Electronic Equipment Cooling,” ASME J. Heat Transfer, 121, pp. 639–645.
Kim,  S. J., and Kim,  D., 2000, “On the Local Thermal Equilibrium in Microchannel Heat Sinks,” Int. J. Heat Mass Transf., 43, pp. 1735–1748.
Srinivasan,  V., Vafai,  K., and Christensen,  R. N., 1994, “Analysis of Heat Transfer and Fluid Flow Through a Spirally Fluted Tube Using a Porous Substrate Approach,” ASME J. Heat Transfer, 116, pp. 543–551.
Vafai,  K., and Tien,  C. L., 1981, “Boundary and Inertia Effects on Flow and Heat Transfer in Porous Media,” Int. J. Heat Mass Transf., 24, pp. 195–203.
Slattery, V. C., 1999, Advanced Transport Phenomena, Cambridge University Press, Cambridge, pp. 194–197.
Patankar, S. V., 1980, Numerical Heat Transfer and Fluid Flow, Hemisphere Publishing Corp., New York.
Sparrow,  E. M., and Haji-Sheikh,  A., 1965, “Laminar Heat Transfer and Pressure Drop in Isosceles Triangular, Right Triangular and Circular Sector Ducts,” ASME J. Heat Transfer, 87, pp. 426–427.
Hildebrand, F. B., 1976, Advanced Calculus for Applications, 2nd ed., Prentice Hall, New Jersey.

Figures

Grahic Jump Location
Schematic view of the configurations of interest: (a) a tube with circular-sectored fins; (b) equivalent porous medium.
Grahic Jump Location
Comparison of the velocity profile obtained from the porous medium approach with the exact solution
Grahic Jump Location
Comparison of temperature profiles obtained from the porous medium approach with numerical solutions
Grahic Jump Location
Comparison of the approximated Da and Nul with the exact results
Grahic Jump Location
Effect of α on velocity profiles
Grahic Jump Location
Effect of α on temperature profiles
Grahic Jump Location
Effect of C on temperature profiles
Grahic Jump Location
Comparison of overall Nusselt number obtained from the porous medium approach with those presented by Sparrow and Haji-Sheikh
Grahic Jump Location
Contour map of the overall Nusselt number
Grahic Jump Location
Contour map of Rflow(°C/W)
Grahic Jump Location
Contour map of Rfin(°C/W)
Grahic Jump Location
Contour map of Rtotal(°C/W)

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In