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ADDITIONAL TECHNICAL PAPERS

Turbulence and Phase Distribution in Bubbly Pipe Flow Under Microgravity Condition

[+] Author and Article Information
J. Chahed

Ecole Nationale d’Ingénieurs de Tunis, BP No. 37, 1002 Le Belvédère, Tunis, Tunisia

C. Colin, L. Masbernat

Institut de Mécanique des Fluides de Toulouse, Avenue Camille Soula, 31400 Toulouse, France

J. Fluids Eng 124(4), 951-956 (Dec 04, 2002) (6 pages) doi:10.1115/1.1514212 History: Received November 29, 2000; Revised May 16, 2002; Online December 04, 2002
Copyright © 2002 by ASME
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References

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Lee,  S. J., Lahey,  R. T., and Jones,  O. C., 1989, “The Prediction of Two Phase Turbulence and Phase Distribution Phenomena Using k-ε model,” Jpn. J. Multiphase Flow, 3, pp. 335–368.
Lopez de Bertodano,  M., Lee,  S. J., Lahey,  R. T., and Jones,  O. C., 1994, “Development of a k-ε Model for Bubbly Two-Phase Flow,” ASME J. Fluids Eng., 116, pp. 128–134.
Lance, M., and Lopez de Bertodano, M., 1992, “Phase Distribution Phenomena and Wall Effects in Bubbly Two-Phase Flows,” Third Int. Workshop on Two-Phase Flow Fundamentals, Imperial College, London, June 15–19.
Auton,  T. R., 1987, “The Lift Force on a Spherical Body in a Rotational Flow,” J. Fluid Mech., 138, pp. 199–218.
Drew,  D. A., and Lahey,  R. T., 1982, “Phase Distribution Mechanisms in Turbulent Low-Quality Two-Phase Flow in Circular Pipe,” J. Fluid Mech., 117, pp. 91–106.
Wang,  S. K., Lahey,  R. T., and Jones,  O. C., 1987, “Three Dimensional Turbulence Structure and Phase Distribution Measurements in Bubbly Two Phase Flows,” Int. J. Multiphase Flow, 13, pp. 327–343.
Liu,  T. J., and Bankoff,  S. G., 1990, “Structure of Air-Water Bubbly Flow in a Vertical Pipe: I—Liquid Mean Velocity and Turbulence Measurements,” Int. J. Heat Mass Transf., 36, pp. 1049–1060.
Lance,  M., and Bataille,  J., 1991, “Turbulence in the Liquid Phase of an Uniform Bubbly Air Water Flow,” J. Fluid Mech., 222, pp. 95–118.
Serizawa, A., Kataoka, I., and Michiyoshi, I., 1992, “Phase Distribution in Bubbly Flow,” Multiphase Science and Technology, 6 , G. F. Hewitt, J. M. Delhaye, and N. Zuber, eds., Hemisphere, Washington, DC, pp. 257–301.
Roig,  V., Suzanne,  C., and Masbernat,  L., 1998, “Experimental Investigation of a Turbulent Bubbly Mixing Layer,” Int. J. Multiphase Flow, 24(1), pp. 35–54.
Chahed, J., Masbernat, L., and Roig, V., 1998, “Turbulence and Void Fraction Prediction in a Bubbly Wake,” Third Int. Conf. On Multiphase Flow, Lyon, June 8–12.
Chahed,  J., and Masbernat,  L., 1998, “Forces interfaciales et turbulence dans les écoulements à bulles,” C. R. Acad. Sci. Paris, 326, pp. 635–642.
Chahed,  J., and Masbernat,  L., 1998, “Effets de parois sur la distribution de taux de vide dans les écoulements à bulles,” C. R. Acad. Sci. Paris, 326, pp. 719–726.
Kamp, A., Colin, C., and Fabre, J., 1995, “The Local Structure of a Turbulent Bubbly Pipe Flow Under Different Gravity Conditions,” Proceedings of the Second International Conference on Multiphase Flow, Kyoto, A. Serizawa, T. Fukano, J. Bataille, eds.
Launder,  B. E., Reece,  G. J., and Rodi,  W., 1975, “Progress in the Development of a Reynolds Stress Turbulence Closure,” J. Fluid Mech., 68, Part 3, pp. 537–566.
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Figures

Grahic Jump Location
Mean velocity profiles in single-phase pipe flow in normal gravity and in bubbly pipe flow under microgravity condition. Comparison of the numerical results: (– single-phase flow, - - - bubbly flow) with the experimental data (♦ single phase flow, ▴ bubbly flow in microgravity) of Kamp et al. 15.
Grahic Jump Location
Logarithmic near wall profiles of the mean velocity simulated in single-phase pipe flow in normal gravity (–) and in bubbly pipe flow (- - -) under microgravity condition. Comparison with the experimental data (▴ bubbly flow in micro-gravity) of Kamp et al. 15.
Grahic Jump Location
Longitudinal turbulent intensity profiles in single-phase pipe flow in normal gravity (–) and in bubbly pipe flow under microgravity condition (- - -). Experimental data (♦ single phase flow, ▴ bubbly flow in microgravity) of Kamp et al. 15.
Grahic Jump Location
Effect of the drift on the void fraction profiles in bubbly pipe flow under microgravity condition; simulations without the turbulent contribution of the added mass force (lift force coefficient CL=0): simulations with [[dotted_line]] CDT=0.05; - - -CDT=0.5; - - -CDT=1; –CDT=2, ♦ experimental data of Kamp et al. 15
Grahic Jump Location
Effect of the lift force on the void fraction profiles in bubbly pipe flow under microgravity condition; simulations without the turbulent contribution of the added mass force (drift coefficient CDT=1): simulations with [[dotted_line]] CL=0; - - - CL=0.05; [[dashed_line]]CL=0.1; –CL=0.2, ♦ experimental data of Kamp et al. 15
Grahic Jump Location
Effect of the added mass turbulent term in the transversal momentum balance on the void fraction profiles in bubbly pipe flow under microgravity condition (drift coefficient CDT=1, lift coefficient CL=0): simulations with [[dotted_line]] C11=C22=1; - - - CT=0.15; [[dashed_line]]CT=0.3; –CT=0.45, ♦ experimental data of Kamp et al. 15
Grahic Jump Location
Ratio between the normal components of the Reynolds stress tensor in the gas and in the liquid phases in bubbly pipe flow under microgravity condition (drift coefficient CDT=1, lift coefficient CL=0): simulations with [[dotted_line]] C11=C22=1; - - -CT=0.15; [[dashed_line]]CT=0.3; –CT=0.45
Grahic Jump Location
Effect of the added mass turbulent term in the longitudinal momentum balance on the void fraction profiles in bubbly pipe flow under microgravity condition (drift coefficient CDT=1, lift coefficient CL=0,CT=0.35): simulations with [[dotted_line]] C12=0; - - - C12=0.5 [[dashed_line]]C12=1; –C12=2, ♦ experimental data of Kamp et al. 15

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