Results 1 to 10 of about 1,551 (212)

A Review on the Impact of Fallback Factor on Intermittent Gas and Gas-Assisted Plunger Lifts

open access: yesGeosciences
In intermittent gas lift (IGL), not all the liquid initially in the tubing is usually produced at the surface in one cycle. This is due to a concept known as fallback, which occurs when some amount of the initial liquid column drops back to join the next
Erasmus Mensah, Smith Leggett
doaj   +4 more sources

Computational fluid dynamic (CFD) simulation of pilot operated intermittent gas lift valve

open access: yesPetroleum Research, 2020
To design an efficient intermittent gas-lift installation, reliable information is needed in the performance of all process components, from the outer boundary of the reservoir to the surface separators.
Nagham Amer Sami, Zoltan Turzo
doaj   +3 more sources

Application of machine learning algorithms to predict tubing pressure in intermittent gas lift wells

open access: yesPetroleum Research, 2022
Tubing pressure at gas injection depth in intermittent wells is one of the most critical parameters for production engineers to evaluate the performance of the system. However, monitoring of the tubing pressure is not usually carried out in real time. It
Nagham Amer Sami
doaj   +3 more sources

Computational fluid dynamic (CFD) modelling of transient flow in the intermittent gas lift

open access: yesPetroleum Research, 2020
A computational fluid dynamics model (CFD) is developed for intermittent gas lift techniques. The simulation is conducted for a test section of 18 m vertical tube with 0.076 m in diameter using air as injection gas and oil as a formation fluid.
Nagham Amer Sami, Zoltan Turzo
doaj   +3 more sources

A Mathematical Model of Intermittent Gas Lift in Elevation-Production Operation with Line-Pack and Line-Drafting Phenomena in a Gas Line

open access: yesJournal of Earth Energy Engineering, 2020
This paper discusses a transient model of the intermittent gas lift technique in an oil well. The model is developed in the gas line, in the tubing-casing annulus, and the tubing.
Silvya Dewi Rahmawati   +6 more
doaj   +2 more sources

IPR CURVE CALCULATING FOR A WELL PRODUCING BY INTERMITTENT GAS-LIFT METHOD

open access: yesRudarsko-geološko-naftni Zbornik, 2009
Master degree thesis (Mršić Z., 2009) shows the detailed procedure of calculating inflow performance curve for intermittent gas lift, based entirely on the data measured at surface.
Zoran Mršić, Marin Čikeš
doaj   +1 more source

A new optimized method in wellbore to improve gas recovery in shale reservoirs

open access: yesFrontiers in Energy Research, 2023
With the scale development of shale gas, the importance of selecting appropriate deliquification process has become increasingly evident in maintaining well productivity and improving shale gas recovery rate.
Jian Yang   +5 more
doaj   +1 more source

Analysis of multicriteria models application for selection of an optimal artificial lift method in oil production [PDF]

open access: yesTehnika, 2016
In the world today for the exploitation of oil reservoirs by artificial lift methods are applied different types of deep pumps (piston, centrifugal, screw, hydraulic), water jet pumps and gas lift (continuous, intermittent and plunger). Maximum values of
Crnogorac Miroslav P.   +3 more
doaj   +1 more source

Research and Field Test of Production-Injection Dual-Control Intermittent Gas Lift

open access: yesShiyou jixie, 2022
Intermittent gas lift is an effective technique to reduce the injected gas-liquid ratio and improve the lifting efficiency.Based on the oil recovery model by production-injection dual-control intermittent gas lift,research and field test were carried out
Zhang Peng   +3 more
doaj  

Research and Design of Intelligent Monitoring System for Drainage Gas Recovery by Intermittent Gas Lift

open access: yesShiyou jixie, 2022
In order to overcome the shortcomings of drainage gas recovery by intermittent gas lift such as traditionally determining working system by experience and manual field operation,a complete intelligent monitoring system design scheme was proposed,and a ...
Wang Yi   +5 more
doaj  

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