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TECHNICAL PAPERS

A Gas-Liquid Flowmeter Combining Vertical and Horizontal Pressure Fluctuations Induced by Local Void Fraction Variations

[+] Author and Article Information
P. Toma, R. Ridley

Alberta Research Council, Canada

M. Chen

Harding Instruments, Canada

J. Energy Resour. Technol 125(1), 35-42 (Mar 14, 2003) (8 pages) doi:10.1115/1.1514214 History: Received August 01, 2001; Revised May 01, 2002; Online March 14, 2003
Copyright © 2003 by ASME
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References

Oliemans, R. V., 1994, “Multiphase Science and Technology for Oil/Gas Production and Transport,” paper (SPE 27958), University of Tulsa Centennial Petr. Engng. Symp., Tulsa, OK, August 29–31.
Kouba,  G. E., Shoham,  O., and Brill,  J. P., 1990, “A Nonintrusive Flowmetering Method for Two-Phase Intermittent Flow in Horizontal Pipes,” SPE Prod. Eng., 11, p. 373.
Rajan,  V. S. V., Ridley,  R., and Rafa,  K. G., 1993, “Multiphase Flow Measurement Techniques—A Review,” ASME J. Energy Resour. Technol., 115(9), p. 151.
Darwich, T. D. A., 1989, “A Statistical Method for Two-Phase Flow Metering,” Ph.D. dissertation, Imperial College, London.
Hubbard, M. G., and Dukler, A. E., 1966, “The Characterization of Flow Regimes for Horizontal Two-Phase Flow,” Proc. of Heat Transfer and Fluid Mechanics, Inst. Paper #7, p. 100.
Jones,  O. C., and Zuber,  N., 1975, “Interrelations Between Void Fraction Fluctuations and Flow Patterns in Two-Phase Flow,” Int. J. Multiphase Flow, 2, p. 273.
Pimsner,  V., and Toma,  P., 1974, “The Wavy Aspect of a Two-Phase Liquid Film Flow System Related to Shear Stress Distribution,” Rev. Roum. Science Technique-Romanian Academy of Science, Electrotechn & Energy, 19, p. 153.
Vince,  M. A., and Lahey,  R. T., 1982, “On the Development of an Objective Flow Regime Indicator,” Int. J. Multiphase Flow, 8(2), p. 93.
Begg,  N. A., and Toral,  H., 1993, “Off-site calibration of a two-phase pattern recognition flowmeter,” Int. J. Multiphase Flow, 19(6), p. 999.
ESMER Newsletters, August 1997 and October 1998.
Toma, P., and Ridley, R., 2000, “Method and Apparatus for Use in Determining a Property of a Multiphase Fluid,” US Patent 6, 155, 102, Dec. 5, Application August 6, 1998.
Toma,  P., Singh,  R., Ridley,  R., Rajan,  R., Coates,  L., Korpany,  G., and de Rocco,  M., 2000, “New Concept for Rapid Transfer of Novel Technologies from Laboratory to Field,” Pipeline & Gas J., July, 2000, p. 65.
Zuber,  N., and Findlay,  J. A., 1965, “Average Volumetric Concentrations in Two-Phase Flow Systems,” ASME J. Heat Transfer, 11, p. 453.
Niklin,  D. J., Wilkes,  J. O., and Davidson,  J. F., 1962, “Two-Phase Flow in Vertical Tubes,” AIChE J., 40, p. 61.
Dumitrescu,  D. T., 1943, “Stromung an Einer Luftblase im Senkrechten Rohr,” Agnew. Math. Mech, 23, p. 139.
Taitel,  Y., Bornea,  D., and Dukler,  A. E., 1980, “Modeling Flow Pattern Trasitions for Steady Upward Gas-Liquid Flow in Vertical Tubes,” AIChE J., 26(3), p. 345.
Brill, J. P., and Mukherjee, H., 1999, “Multiphase Flow in Wells,” SPE Monograph Series, #4.2.2 Mechanistic Models, p. 46.
Toma, P., Ridley, R., Korpany, G., and Scott, K. 2002, “Statistical Investigations of Voltage Signals Obtained From the V-H Multiphase Flowmeter in a Broad Range of Gas-Liquid Superficial Velocities, in Multiphase Technology bHr Group Ed. by Cem Sarica and G. Gegory, p. 399.
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Figures

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Schematic of physical system and data acquisition and processing
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Schematic of the slug-typical pattern
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Critical (superficial) gas velocity at transition from slug/churn to annular regime
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Correlations between velocity/flow rate ranges and transducer sensitivity calculated for variable transport velocity and maximum gas-liquid density difference
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Normalized PDF functions—raw signal at 2 kHz approximately 2,000,000 points (10 min)-also reproducibility of two PDF obtained from same gas-liquid flowrates
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Normalized PDF obtained for the same gas-liquid regime (UGS=3.7 m/s,ULS=0.52 m/s) from V, H transducers
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Effect of gas/liquid superficial velocities
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Maximum PDF versus UGS (laboratory data) Linear calibration domain (from 0.15 to 2 m/s) (Medallion the four calibration zones)
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Comparison of power spectrum magnitude calculated from field amalgamated runs and laboratory (six runs)
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PDF MAX V versus superficial gas flow rate (medium liquid producer) during field operations—June 1999
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Calculated versus measured superficial gas and liquid velocities (2000 runs including various imposed pressure noise shape and level)

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