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TECHNICAL PAPERS

Performance Improvement of Gas Liquid Cylindrical Cyclone Separators Using Integrated Level and Pressure Control Systems

[+] Author and Article Information
Shoubo Wang, Ram S. Mohan, Ovadia Shoham

Petroleum Engineering and Mechanical Engineering Department, The University of Tulsa, Tulsa, OK 74104

Jack D. Marrelli

Texaco E&P Technology Division, Humble, TX 77338

Gene E. Kouba

Chevron Petroleum Technology Company, Houston, TX 77082

J. Energy Resour. Technol 122(4), 185-192 (Jul 11, 2000) (8 pages) doi:10.1115/1.1319496 History: Received October 28, 1999; Revised July 11, 2000
Copyright © 2000 by ASME
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References

Arpandi, I. A., Joshi, A. R., Shoham, O., Shirazi, S., and Kouba, G. E., 1995, “Hydrodynamics of Two-Phase Flow in Gas-Liquid Cylindrical Cyclone Separators,” SPE 30683, presented at SPE 70th Annual Meeting, Dallas, TX, October 22–26; 1996, SPEJ, Dec., pp. 427–436.
Kouba, G. E., and Shoham, O., 1996, “A Review of Gas-Liquid Cylindrical Cyclone (GLCC) Technology,” presented at the Production Separation Systems International Conference, Aberdeen, England, April 23–24.
Kouba, G. E., Shoham, O., and Shirazi, S., 1995, “Design and Performance of Gas-Liquid Cylindrical Cyclone Separators,” Proc. BHR Group 7th International Meeting on Multiphase Flow, Cannes, France, June 7–9, pp. 307–327.
Marti, S., Erdal, F., Shoham, O., Shirazi, S., and Kouba, G., 1996, “Analysis of Gas Carry-Under in Gas-Liquid Cylindrical Cyclones,” presented at the Hydrocyclones 1996 International Meeting, St. John College, Cambridge, England, April 2–4.
Davies, E. E., 1985, “Compact Separators for Offshore Production,” 2nd, New Technology for the Exploration & Exploitation of Oil and Gas Resources Symposium, London, Eng., BP Research Center, pp. 621–629. Proceedings, Vol. 1.
Oranje,  I. L., 1990, “Cyclone-Type Separators Score High in Comparative Tests,” Oil Gas J., 88, No. 4, January 22, pp. 54–57.
Bandopadhyay, P. R., Pacifico, G. C., and Gad-el-Hak, M., 1994, “Sensitivity of a Gas-Core Vortex in a Cyclone-Type Gas-Liquid Separato,” Advanced Technology and Prototyping Division, Naval Undersea Warfare Center Division, Newport, RI.
Fekete, L. A., 1986, “Vortex Tube Separator May Solve Weight Space Limitations,” World Oil, July, pp. 40–44.
Zhikarev,  A. S., Kutepov,  A. M., and Solov’ev,  V., 1985, “Design of a Cyclone Separator for the Separation of Gas-Liquid Mixtures,” Chem. Petroleum Eng., 21, No. 3/4 Mar., pp. 196–198.
Gomez, L. E., 1998, “A State-of-the Art Simulator and Field Application Design of Gas-Liquid Cylindrical Cyclone Separators,” M. S. thesis, The University of Tulsa.
Erdal, F., Shirazi, S., Shoham, O., and Kouba, G, 1996, “CFD Simulation of Single-Phase and Two-Phase in Gas-Liquid Cylindrical Cyclone Separators,” SPE 36645, presented at the SPE 71st Annual Meeting, Denver, CO, October 6–9; 1997, SPE J., 2 , pp. 436–446.
Chirinos, W. A., Gomez, L. E., Wang, S., Mohan, R., Shoham, O., and Kouba, G. E., 1999, “Liquid Carry-over in Gas-Liquid Cylindrical Cyclone Compact Separators,” SPE 56582, presented at the SPE 74th Annual Meeting, Houston, TX, October 3–6.
Kolpak, M. M., 1994, “Passive Level Control in Two-Phase Separator,” internal communication, Arco Exploration and Production Technology.
Genceli, H., Kuenhold, K., Shoham, O., and Brill, J. P., 1988, “Dynamic Simulation of Slug Catcher Behavior,” presented at the SPE 63rd Annual Meeting, Houston, TX, October 2–5.
Roy, S., and Smith, C., 1995, “Better Than Averaging Level Control,” University of South Florida, in Tech.
Galichet, S., Foulloy, L., Chebre, M., and Beauchene, J. P., “Fuzzy Logic Control of a Floating Level in a Refinery Tank,” Proc. IEEE International Conference on Fuzzy Systems, pp. 1538–1542.
Mohan,  R., Wang,  S., Shoham,  O., and Kouba,  G., 1998, “Design and Performance of Passive Control System for Gas-Liquid Cylindrical Cyclone Separators,” ASME J. Energy Resour. Technol., 120, Mar., pp. 49–55.
Wang, S., 1997, “Control System Analysis of Gas-Liquid Cylindrical Cyclone Separators,” M. S. thesis, The University of Tulsa.
Wang, S., Mohan, R., Shoham, O., and Kouba, G., 1998, “Dynamic Simulation and Control System Design of Gas-Liquid Cylindrical Cyclone Separators,” SPE 49175, presented at the SPE 73rd Annual Meeting, New Orleans, LA, September 27–30.
Wang, S., Mohan, R., Shoham, O., Marrelli, J., and Kouba, G., 2000, “Control System Simulators for Gas-Liquid Cylindrical Cyclone Separators,” ASME ETCE/OMAE Conference, New Orleans, LA, February 1–2.

Figures

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TUSTP test facility with control systems
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Block diagram of integrated level control by both GCV and LCV
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Block diagram of liquid level control system by GCV
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Linearized model of GLCC level control by GCV
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Root locus without compensator
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Root locus with one PD compensator
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Root locus with two PD compensators
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Step response for liquid level control by GCV
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Experimental facility (GLCC metering loop)
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Data acquisition and control system flow chart
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Time responses for slug input
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Time responses for integrated level and pressure control
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Operational envelope for liquid carry-over

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