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TECHNICAL PAPERS

Prediction of the Circumferential Film Thickness Distribution in Horizontal Annular Gas-Liquid Flow

[+] Author and Article Information
Evan T. Hurlburt

Department of Chemical Engineering, University of Illinois Urbana-Champaign, 291 Roger Adams Lab, Box C-3, 600 South Mathews Avenue, Urbana, IL 61801

Ty A. Newell

Department of Mechanical and Industrial Engineering, University of Illinois Urbana-Champaign, 1206 W. Green St., Urbana, IL 61801

J. Fluids Eng 122(2), 396-402 (Feb 16, 2000) (7 pages) doi:10.1115/1.483269 History: Received January 30, 1999; Revised February 16, 2000
Copyright © 2000 by ASME
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References

Dallman, J. C., 1978, “Investigation of separated flow model in annular-gas liquid two-phase flows,” Ph.D. thesis, University of Illinois, Urbana.
Fukano,  T., and Ousaka,  A., 1989, “Prediction of the circumferential distribution of film thickness in horizontal and near-horizontal gas-liquid annular flows,” Int. J. Multiphase Flow, 15, pp. 403–419.
Laurinat, J. E., 1982, “Studies of the effect of pipe size on horizontal annular two-phase flows,” Ph.D. thesis, University of Illinois, Urbana, IL.
Paras,  S. V., and Karabelas,  A. J., 1991, “Properties of the liquid layer in horizontal annular flow,” Int. J. Multiphase Flow, 17, pp. 439–454.
Williams, L. R., 1990, “Effect of pipe diameter on horizontal annular two-phase flow,” Ph.D. thesis, University of Illinois, Urbana.
Laurinat,  J. E., Hanratty,  T. J., and Jepson,  W. P., 1985, “Film thickness distribution for gas-liquid annular flow in a horizontal pipe,” PhysicoChem. Hydrodynam., 6, pp. 179–195.
Lin,  T. F., Jones,  O. C., Lahey,  R. T., Block,  R. C., and Murase,  M., 1985, “Film thickness measurements and modelling in horizontal annular flows,” PhysicoChem. Hydrodynam., 6, pp. 197–206.
Sutharshan,  B., Kawaji,  M., and Ousaka,  A., 1995, “Measurement of circumferential and axial liquid film velocities in horizontal annular flow,” Int. J. Multiphase Flow, 21, pp. 193–206.
Williams,  L. R., Dykhno,  L. A., and Hanratty,  T. J., 1996, “Droplet flux distributions and entrainment in horizontal gas-liquid flows,” Int. J. Multiphase Flow, 22, pp. 1–18.
Hurlburt,  E. T., and Newell,  T. A., 1996, “Optical measurement of liquid film thickness and wave velocity in liquid film flows,” Exp. Fluids, 21, pp. 357–362.
Jayanti,  S., Hewitt,  G. F., and White,  S. P., 1990, “Time-dependent behavior of the liquid film in horizontal annular flow,” Int. J. Multiphase Flow, 16, pp. 1097–1116.
Whalley, P. B., 1987, Boiling, Condensation, and Gas-Liquid Flow, Clarendon Press, Oxford.
Hewitt,  G. F., Jayanti,  S., and Hope,  C. B., 1990, “Structure of thin liquid films in gas-liquid horizontal flow,” Int. J. Multiphase Flow, 16, pp. 951–957.
Dykhno,  L. A., Williams,  L. R., and Hanratty,  T. J., 1994, “Maps of mean gas velocity for stratified flows with and without atomization,” Int. J. Multiphase Flow, 20, pp. 691–702.
Asali,  J. C., Hanratty,  T. J., and Andreussi,  P., 1985, “Interfacial drag and film height for vertical annular flow,” AIChE J., 31, pp. 895–902.
Henstock,  W. H., and Hanratty,  T. J., 1976, “The interfacial drag and the height of the wall layer in annular flows,” AIChE J., 22, pp. 990–1000.

Figures

Grahic Jump Location
Film thickness measurements versus angle. Air-water data from Dallman 1 in a 2.31 cm diameter horizontal tube at an L/d of 600.
Grahic Jump Location
Film thickness measurements versus angle. Air-water data from Dallman 1 in a 2.31 cm diameter horizontal tube at an L/d of 600.
Grahic Jump Location
Symmetry parameter versus (ṁg/ṁL)0.5Fr. Air-water data from Laurinat 3 in a 5.08 cm diameter horizontal tube at an L/d of 300.
Grahic Jump Location
Symmetry parameter versus (ṁg/ṁL)0.5Fr. Air-water data from several studies.
Grahic Jump Location
Estimate of dτxx+/dh+ versus h+ using (18) and circumferential film thickness measurements. Data from Dallman 1 in a 2.31 cm diameter horizontal tube at USG=30 m/s.
Grahic Jump Location
Model predictions compared to experimental data. Experimental air-water data from Dallman 1 in a 2.31 cm diameter horizontal tube at an L/d of 600. Flow conditions shown in Fig. 1.
Grahic Jump Location
Model predictions compared to experimental data. Experimental air-water data from Dallman 1 in a 2.31 cm diameter horizontal tube at an L/d of 600. Flow conditions shown in Fig. 2.
Grahic Jump Location
Model predictions compared to Laurinat’s model and experimental data. Air-water data from Laurinat 3 in a 5.08 cm diameter horizontal tube. USG=56.8 m/s,USL=0.075 m/s,ρG=2.04 kg/m3, and E=0.782.
Grahic Jump Location
Model predictions compared to Fukano’s model and experimental data. Air-water data from Fukana and Ousaka 2 in a 2.60 cm diameter horizontal tube. USG=48.7 m/s,USL=0.10 m/s,ρG=1.6 kg/m3. Entrainment is estimated at 0.6.
Grahic Jump Location
Model predictions compared to experimental data. Air-water data from Paras and Karabelas 4 in a 5.08 cm diameter horizontal tube. USG=46.8 m/s,USL=0.20 m/s,ρG=2.31 kg/m3. Entrainment is estimated at 0.5.

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