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TECHNICAL PAPERS: Boiling and Condensation

Diffusion Layer Modeling for Condensation With Multicomponent Noncondensable Gases

[+] Author and Article Information
P. F. Peterson

Department of Nuclear Engineering, University of California, Berkeley, CA 94720-1730e-mail: peterson@nuc.berkeley.edu

J. Heat Transfer 122(4), 716-720 (May 19, 2000) (5 pages) doi:10.1115/1.1318215 History: Received September 10, 1999; Revised May 19, 2000
Copyright © 2000 by ASME
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References

Bird, R. B., Stewart, W. E., and Lightfoot, E. N., 1960, Transport Phenomena, John Wiley & Sons, New York.
Kays, M. K., and Crawford, M. E., 1993, Convective Heat and Mass Transfer, 3rd Ed., McGraw-Hill, New York.
Peterson,  P. F., Schrock,  V. E., and Kageyama,  T., 1993, “Diffusion Layer Theory for Turbulent Vapor Condensation With Noncondensable Gases,” ASME J. Heat Transfer, 115, pp. 998–1003.
Hassan,  Y. A., and Banerjee,  S., 1996, “Implementation of a Non-Condensable Model in RELAP5/MOD3,” Nucl. Eng. Des., 162, pp. 281–300.
Herranz,  L. E., Anderson,  M. H., and Corradini,  M. L., 1998, “A Diffusion Layer Model for Steam Condensation Within the AP600 Containment,” Nucl. Eng. Des., 183, pp. 133–150.
Peterson,  P. F., 1996, “Theoretical Basis for the Uchida Correlation for Condensation In Reactor Containments,” Nucl. Eng. Des., 162, pp. 301–306.
Brouwers,  H. J. H., 1996, “Effect of Fog Formation on Turbulent Vapor Condensation With Noncondensable Gases,” ASME J. Heat Transfer, 118, pp. 243–245.
Wilke,  C. R., 1950, “Diffusional Properties of Multicomponent Gases,” Chem. Eng. Prog., 46, No. 2, pp. 95–104.
Fairbanks,  D. F., and Wilke,  C. R., 1950, “Diffusion Coefficients in Multicomponent Gas Mixtures,” Ind. Eng. Chem., 42, No. 3, pp. 471–475.
Kuhn, S. Z., Schrock, V. E., and Peterson, P. F., 1997, “An Investigation of Condensation from Steam-Gas Mixtures Flowing Downward Inside a Vertical Tube,” Nucl. Eng. Des., to appear.
Brouwers,  H. J. H., 1992, “A Film Model for Heat and Mass Transfer With Fog Formation,” Chem. Eng. Sci., 47, pp. 3023–3036.
Brouwers,  H. J. H., 1991, “An Improved Tangency Condition for Fog Formation in Condenser-Coolers,” Int. J. Heat Mass Transf., 34, pp. 2387–2394.

Figures

Grahic Jump Location
Schematic illustration of condensation with noncondensable gas
Grahic Jump Location
Illustration of typical gas and vapor mole fraction distributions in the diffusion layer (case 1 from Table 1)
Grahic Jump Location
Comparison of Ackermann correction θT with modified form for small bulk gas concentrations xgb, with xgi=0.01 and (cMυcDeff/ks)Sh/Nu=1

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