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Simplified mathematical gas lift performance model

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Journal Articles
SPE Prod & Oper 8 (03): 211–216.
Paper Number: SPE-21636-PA
Published: 01 August 1993
... of single- element, nitrogen-charged, injection-pressure-operated (IPO) gas-lift valves (GLV's). The Appendix gives a mathematical performance valve model for calculating the gas rate through GLV's as a function of the change in the injection-gas pressure at depth, PioD' Although several simplifying...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, April 2–4, 1995
Paper Number: SPE-29454-MS
.... They presented a method of calculating the average bottomhole flowing pressure and the pressure stabilization time for a gas-lift cycle. In 1963, White, et al.6 used dimensional analysis and similarity to model intermittent gas lift. Their mathematical simulation was simplified by assuming that the liquid slug...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176416-MS
... Example of gas-lift performance relationship The schematic of this gas-lift optimization system is shown in Figure 10 . This model is optimized using two methods: (i) with full integrated NODAL system and (ii) simplified RSM model to observe the difference and prove reliability of the RSM...
Proceedings Papers

Paper presented at the Petroleum Computer Conference, June 17–20, 1991
Paper Number: SPE-22296-MS
... Abstract A mathematical model of hydrodynamic processes i intermittent gaslift is described. The many facets of fluid flow accrue from continuous changes of the hydrodynamic and thermodynamic conditions, the mathematical solution of unsteady fluid flow was simplified by introduction of certain...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-2118
... of the platform lifting operation are not satisfactory. upstream oil & gas ballast tank fuzzy logic platform artificial intelligence controller huazhong university ballast water target depth characteristic mathematical model control system subsea system pid controller simulation result...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 29–October 2, 2002
Paper Number: SPE-77729-MS
... for the conditions found at the end of the previous 10- minute period. For this reason, a special test was performed at a lower gas pressure just to measure the time required for the gas to reach the separator pressure and compare this result with the mathematical model outcome just for the venting stage...
Proceedings Papers

Paper presented at the SPE Production and Operations Symposium, March 23–25, 2003
Paper Number: SPE-80922-MS
... on the Alhanati's model, but assuming the existence of a different gas void fraction for the region in front of the pump intake. separation and treating artificial lift system upstream oil & gas prediction alhanati equation correlation slip velocity bottomhole reservoir surveillance...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 3, 2001
Paper Number: SPE-71561-MS
.... A quantitative approach to the search for the best operational conditions requires the construction of a mathematical model, which must capture enough characteristics of OPSs to predicts the costs and benefits of any given set of operational conditions. The main goal of OPSs is to produce as much oil/gas...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–6, 1999
Paper Number: SPE-56659-MS
... investigations on multi-phase flow have been performed under steady-state conditions. Gas lift systems will also operate under transient conditions, and may be subject to flow instabilities. This may be as important design considerations as the steady-state performance. Numerical models have applied mathematical...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206102-MS
.... HYSYS (by AspenTech) and K-spice (by Kongsberg): to simulate process dynamic at processing facilities. Integrated Production Modeling or IPM (by Petex): to model the integrated production and processing system. Simplified Model The model equations can be divided into simple gas-lift...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-104069-MS
...-lifted wells models were used to establish the wells performances curves under gas lift conditions for different well head pressures. The surface production network model contains detailed information of flowlines with chokes and other piping components. In the complete surface production network...
Proceedings Papers

Paper presented at the OTC Brasil, October 24–26, 2017
Paper Number: OTC-28108-MS
... show and discuss some results of the implementations of this real time advanced control system in two offshore platforms, emphasizing the economic gains and critical points to maintain this controller running with a good performance. control module gas lift oil production module setpoint...
Proceedings Papers

Paper presented at the University of Tulsa Centennial Petroleum Engineering Symposium, August 29–31, 1994
Paper Number: SPE-27986-MS
... choice of intermittent lift for an application. The performance curves in Figs. 8 and 9 where constructed utilizing the simplified model (eqn. A8) for IL, CL an PL. for a sample well (P=400psi, 300 API, 7200ft, 0% water). Total gas injection was calculated using well known cycle gas injection...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, March 25–28, 2001
Paper Number: SPE-69409-MS
..., the resort used was a specially designed software, in order to determine the working life of the installation of the coiled tubing and to observe how the geometrical and operative parameters affect it. The afore mentioned software is a simplified mathematical model and does not take into account the forces...
Proceedings Papers

Paper presented at the North Africa Technical Conference and Exhibition, February 20–22, 2012
Paper Number: SPE-152765-MS
... inflow performance relationship skin factor upstream oil & gas natural flow rate vertical lift equation production rate reservoir wellhead pressure fractal reservoir artificial intelligence jelmert assumption spe 152765 flow equation wellbore radius equation The natural flow...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 1–4, 2000
Paper Number: SPE-63307-MS
... the dynamic productivity index, as function of rock and fluid properties, oscillation frequency and attenuation factor. The dynamic inflow performance provides proper bottom well boundary condition for stability analyses of gas-lifted wells. Introduction Under normal operating conditions, the well pressure...
Proceedings Papers

Paper presented at the Canadian International Petroleum Conference, June 8–10, 2004
Paper Number: PETSOC-2004-134
... and compared. Results from the models, shown with limited test data, indicate how to perform a more detailed engineering approach to analyze performance of this system for applications such as lifting fluids from shallow gas wells and for producing highly viscous fluids. Introduction Presented here...
Proceedings Papers

Paper presented at the SPE International Thermal Operations and Heavy Oil Symposium and Western Regional Meeting, March 16–18, 2004
Paper Number: SPE-86927-MS
... Abstract A mathematical model of the cuttings transport with foam in vertical wells has been developed and numerically solved recently. In this study, based on the earlier solution, a numerical wellbore simulator has been developed and used for optimization of drilling hydraulic parameters...
Proceedings Papers

Paper presented at the SPE Artificial Lift Conference — Latin America and Caribbean, May 27–28, 2015
Paper Number: SPE-173971-MS
... obtained through this work are useful for the development of studies focused on reducing harmful effects caused by the high temperatures present in this artificial lift method. artificial lift system well planning global coefficient computational model artificial lift method mathematical...
Proceedings Papers

Paper presented at the SPE European Petroleum Conference, October 24–25, 2000
Paper Number: SPE-65161-MS
... of the approach see e.g. Bazaraa et al.2 approximation point well performance linear programming objective new mathematical technique approximation linear approximation mathematical model spe 65161 production system gas injection fulfil performance surface allocation upstream oil & gas...

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