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TECHNICAL PAPERS: Heat Pipes

Capillary Blocking in Forced Convective Condensation in Horizontal Miniature Channels

[+] Author and Article Information
Yuwen Zhang, A. Faghri, M. B. Shafii

Department of Mechanical Engineering, University of Connecticut, Storrs, CT 06269

J. Heat Transfer 123(3), 501-511 (Nov 13, 2000) (11 pages) doi:10.1115/1.1351808 History: Received December 15, 1999; Revised November 13, 2000
Copyright © 2001 by ASME
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References

Faghri, A., 1995, Heat Pipe Science and Technology, Taylor and Francis, Washington, D.C.
Faghri, A., 1999, “Recent Advances and Challenges in Micro/Miniature Heat Pipes,” Procs. of 11th International Heat Pipe Conference, Tokyo, Japan, Sep. 12–15, 1999.
Begg,  E., Khrustalev,  D., and Faghri,  A., 1999, “Complete Condensation of Forced Convection Two-Phase Flow in a Miniature Tube,” ASME J. Heat Transfer, 121, No. 4, pp. 904–915.
Mandhane,  J. M., Gregory,  G. A., and Aziz,  K., 1974, “A Flow Pattern Map for Gas-Liquid Flow in Horizontal Pipes,” Int. J. Multiphase Flow, 1, pp. 537–553.
Taitel,  Y., and Dukler,  A. E., 1976, “A Model for Predicting Flow Regime Transitions in Horizontal and Near Horizontal Gas-Liquid Flow,” AIChE J., 22, pp. 47–55.
Barnea,  D., Luninski,  Y., and Taitel,  Y., 1983, “Flow Pattern in Horizontal and Vertical Two Phase Flow in Small Diameter Pipes,” Can. J. Chem. Eng., 61, pp. 617–620.
Collier, J. G., and Thome, J. R., 1994, Convective Boiling and Condensation, 3rd Ed., Oxford University Press, New York.
Faghri, A., 1996, “Heat Pipe Simulation, From Promise to Reality,” Procs. of 5th International Heat Pipe Symposium, Melbourne, Australia, Nov. 17–20, 1996, pp. 1–21.
Hirt,  C. W., and Nichols,  B. D., 1981, “Volume of Fluid (VOF) Method for the Dynamics of Free Boundaries,” J. Comput. Phys., 39, pp. 201–225.
Nichols, B. D., Hirt, C. W., and Hotchkiss, R. S., 1980, SOLA-VOF: A Solution Algorithm for Transient Fluid Flow with Multiple Free Boundary, Los Alamos Scientific Laboratory, LA-8355.
Ganesh,  R. K., Faghri,  A., and Hahn,  Y., 1997, “A Generalized Thermal Modeling for Laser Drilling Process: Part I—Mathematical Modeling and Numerical Methodology,” Int. J. Heat Mass Transf., 40, pp. 3351–3360.
Ganesh,  R. K., Faghri,  A., and Hahn,  Y., 1997, “A Generalized Thermal Modeling for Laser Drilling Process: Part II—Numerical Simulation and Results,” Int. J. Heat Mass Transf., 40, pp. 3361–3373.
Takata,  Y., Shirakawa,  H., Sasaki,  H., Kuroki,  T., and Ito,  T., 1999, “Numerical Analysis of Rapid Solidification in a Single Roller Process,” Heat Transfer—Asian Research, 28, pp. 34–49.
Takata, Y., Shirakawa, H., Kuroki, T., and Ito, T., 1998, “Numerical Analysis of Single Bubble Departure from a Heated Surface,” Heat Transfer 1998, Proceedings of 11th International Heat Transfer Conference, 4 , pp. 355–360.
Takata, Y., Shirakawa, H., Kuroki, T., and Ito, T., 1999, “An Improved VOF Method and Its Application to Phase Change Problems,” Proceedings of the 5th ASME/JSME Joint Thermal Engineering Conference, March 15–19, 1999, San Diego, CA.
Seban,  R. A., and Faghri,  A., 1984, “Film Condensation in a Vertical Tube with a Closed Top,” Int. J. Heat Mass Transf., 27, pp. 944–948.
Harley,  C., and Faghri,  A., 1994, “Complete Transient Two-Dimensional Analysis of Two-Phase Closed Thermosyphons Including the Falling Condensate Film,” ASME J. Heat Transfer, 116, pp. 418–426.
Narain,  A., Yu,  G., and Liu,  Q., 1997, “Interfacial Shear Models and Their Required Asymptotic for Annular/Stratified Film Condensation Flows in Inclined Channels and Vertical Pipes,” Int. J. Heat Mass Transf., 40, pp. 3559–3575.
Brackbill,  J. U., Kothe,  D. B., and Zemach,  C., 1992, “A Continuum Method for Modeling Surface Tension,” J. Comput. Phys., 100, pp. 335–354.
Basu,  B., and Srinivasan,  J., 1988, “Numerical Study of Steady State Laser Melting Problem,” Int. J. Heat Mass Transf., 31, pp. 2331–2338.
Fluent 4.5, User’s Guide, Fluent Inc., 1998, Lebanon, NH.
Shekriladze,  I. G., and Gomelauri,  V. I., 1966, “Theoretical Study of Laminar Film Condensation of Flowing Vapor,” Int. J. Heat Mass Transf., 9, pp. 581–591.

Figures

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Physical model of condensation in a miniature channel
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Comparison of liquid film thickness for Nusselt Condensation
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Forced convection film condensation: (a) physical model; (b) comparison with Shekriladze and Gomelauri 22
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Contour of vapor VOF at different vapor inlet velocities (ṁt=10−5 kg/s,Tsat=363 K,Tw=340 K)
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Contour of vapor VOF at different vapor inlet velocities (ṁt=10−5 kg/s,Tsat=323 K,Tw=300 K)
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Effect of vapor inlet velocity on the condensation length (ṁt=10−5 kg/s,Tsat=323 K,Tw=300 K)
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Velocity vectors at different saturation temperature for miniature tube
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Effect of vapor inlet velocity on condensation in miniature tubes (ṁt=10−5 kg/s,Tsat=363 K,Tw=340 K): (a) film thickness; (b) heat transfer coefficient
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Effect of vapor inlet velocity on condensation in miniature tubes (ṁt=10−5 kg/s,Tsat=323 K,Tw=300 K): (a) film thickness; (b) heat transfer coefficient
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Effect of surface tension on condensation in miniature tubes (ṁt=10−5 kg/s,uin,v=1.244 m/s,Tsat=363 K,Tw=340 K): (a) film thickness; (b) heat transfer coefficient
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Effect of diameter on the condensation in miniature tubes (uin,v=1.244 m/s,Tsat=363 K,Tw=340 K): (a) film thickness; (b) heat transfer coefficient
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Effect of total mass flow rate on the condensation in miniature tubes (R=1.5 mm,Tsat=363 K,Tw=340 K): (a) film thickness; (b) heat transfer coefficient
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Effect of vapor inlet velocity on condensation between parallel plates (ṁt=8.3×10−4 kg/ms,Tsat=363 K,Tw=340 K): (a) film thickness; (b) heat transfer coefficient
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Effect of surface tension on condensation between parallel plates (ṁt=8.3×10−4 kg/ms,uin,v=0.2 m/s,Tsat=363 K,Tw=340 K): (a) film thickness; (b) heat transfer coefficient
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Effect of the distance between parallel plates on condensation (Tsat=363 K,Tw=340 K): (a) film thickness; (b) heat transfer coefficient

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