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TECHNICAL PAPERS

Modeling of Vertical Core-Annular Flows and Application to Heavy Oil Production

[+] Author and Article Information
José W. Vanegas Prada, Antonio C. Bannwart

State University of Campinas, Campinas, SP, Brazil

J. Energy Resour. Technol 123(3), 194-199 (Feb 02, 2001) (6 pages) doi:10.1115/1.1377894 History: Received October 28, 1999; Revised February 02, 2001
Copyright © 2001 by ASME
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References

Oliemans, R. V. A., and Ooms, G., 1986, “Core-Annular Flow of Oil and Water Through a Pipeline,” Multiphase Science and Technology, eds., G. F. Hewitt, J. M. Delhaye, and N. Zuber, Vol. 2.
Russel,  T. W. F., and Charles,  M. E., 1959, “The Effect of the Less Viscous Liquid in the Laminar Flow of Two Immiscible Liquids,” Can. J. Chem. Eng., 37, pp. 18–24.
Charles,  M. E., Govier,  G. W., and Hodgson,  G. W., 1961, “The Horizontal Pipeline Flow of Equal Density Oil-Water Mixtures,” Can. J. Chem. Eng., 39, No.1, pp. 27–36.
Arney,  M. S., Bai,  R., Guevara,  E., Joseph,  D. D., and Liu,  K., 1993, “Friction Factor and Holdup Studies for Lubricated Pipeline—I: Experiments and Correlations,” Int. J. Multiphase Flow, 19, pp. 1061–1076.
Ribeiro,  G. S., Arney,  M. S., Bai,  R., Guevara,  E., and Joseph,  D. D., 1996, “Cemented Lined Pipes for Water Lubricated Transport of Heavy Oil,” Int. J. Multiphase Flow, 22, pp. 207–221.
Bannwart,  A. C., 1999, “A Simple Model for Pressure Drop in Horizontal Core Annular Flow,” J. Brazilian Soc. Mech. Sciences,21, No. 2, pp. 233–244.
Shertok, J. T., 1975, “Velocity Profiles in Core-Annular Flow Using a Laser-Doppler Velocimeter,” Ph.D. thesis, Princeton University, Department of Chemical Engineering, Princeton, NJ.
Bai,  R., Kelkar,  K., and Joseph,  D. D., 1996, “Direct Simulation of Interfacial Waves in a High-Viscosity-Ratio and Axisymmetric Core-Annular Flow,” J. Fluid Mech., 327, pp. 1–34.
Bai, R., 1995, “Traveling Waves in a High-Viscosity Ratio and Axisymmetric Core Annular Flow,” Ph.D. thesis, University of Minnesota, Minneapolis, MN.
Ho,  W. S., and Li,  N. N., 1994, “Core-Annular Flow of Liquid Membrane Emulsion,” AIChE J., 40, pp. 1961–1968.
Bannwart, A. C., and Vanegas Prada, J. W., 1999, “Production of Heavy Oil Via Core Flow,” Latin American and Caribbean Petroleum Engineering-LACPEC, Paper SPE 63588, Caracas, Venezuela.
Bannwart,  A. C., 1998, “Wavespeed and Volumetric Fraction in Core Annular Flow,” Int. J. Multiphase Flow, 24, pp. 961–974.
Vanegas Prada, J. W., 1999, “Experimental Study of Core Flow for Heavy Oil Lifting” (in Portuguese), MSc. thesis, Department of Petroleum Engineering—FEM, State University of Campinas—UNICAMP, Brazil.
Shell  Oil Co., 1972, “Oil-Water Line Moves Highly Viscous Crude,” Oil Gas J., 70, p. 37.
Anon.  , 1988, “Venezuelan Line to Carry Heavy Oil in Water Film,” Oil Gas J., 86, p. 112.

Figures

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Perfect core-annular flow (PCAF) and notation
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Frictional pressure gradient in core flow as a function of input ratio, with the oil superficial velocity as parameter
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Calculated and experimental irreversible pressure gradient Gf,h versus equivalent flow rate Q*
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Frictional pressure gradient Gf calculated from Eq. (12) versus experimental values (our data)
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Frictional pressure gradient calculated from Eq. (12) versus laboratory data by other source 9
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Schematic representation of a producing well using core flow
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Injector nozzle configurations
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Schematics of core flow application to heavy oil offshore production, where a direct communication between each well and surface facility exists

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