Abstract Artificial Intelligence (AI) has found extensive usage in simplifying complex decision-making procedures practically every competitive market field, and oil gas upstream industry is no exception to it. AI involves the use of sophisticated networking tools algorithms solving multifaceted problems a way that imitates human intellect, with aim enabling computers machines execute tasks could earlier be carried out only through demanding brainstorming. Unlike other simpler computational...

Abstract Paraffin deposition in oil production constitutes a critical and difficult to control problem, terms of productivity operation costs, going from the reservoir surface facilities. In Nigeria, operators spend millions dollars each year paraffin deal with other related problems. Expenditures this magnitude obviously have significant impact on profits. The main purpose work is assess net effect many commercial wax inhibitors wide range waxy crude systems Nigeria for selection an...

The present article analyzes the technological advancement and innovations related to drilling operations. It covers review of currently proven emerging technologies that could mitigate operational deficiencies instabilities hinder performance activities economic part development with great effort minimize their environmental footprint. Drilling system design operations are among major aspects cost-effective endeavors oil gas industries, which therefore technology dependent. They also...

Abstract A review of the literature has revealed lack a formal analysis performance empirical methods for prediction pressure volume temperature (PVT) properties Niger delta crude oils. This study presents an assessment predictive accuracy five bubble-point (P b ) correlations and oil formation factor (B ob against large measured PVT data bank from Delta Statistical techniques were used to evaluate commonly models estimating in order guide designers operators selecting best their particular...

Abstract Multiphase flow models for the oil and gas industry are required to investigate understand co-current or counter-current of different fluid phases under a wide range pressure temperature conditions in several configurations. To compliment this theoretical effort, experimental measurements verify multiphase controlled assess their applicability. This is why there exists large number loops around world. However, numerous varieties occurrences due differences temperature, types,...

Summary Multiphase-flow models for the oil and gas industry are required to investigate understand cocurrent or countercurrent flow of different fluid phases under a wide range pressure temperature conditions in several configurations well-bores, pipelines, risers through surface facilities. Experimental measurements develop validate multiphase-flow controlled assess their applicability. This is why large number loops exist around world. However, there numerous varieties occurrences because...

Abstract Sand holdup is one of the most important hydrodynamic parameters that needed for performance estimation, design, operation and control oil‐gas‐sand multiphase production pipeline transportation systems. The flow can be reliably evaluated by measuring sand in such In present work, a local has been measured under conditions analogous to horizontal three‐phase slug pipelines. Accurate particle measurements were performed digital imaging technique. results revealed influence operating...

Abstract While drilling with casing stands instead of the classic drill pipe (CwD), reduced standoff between wellbore wall and rotating, sliding bending tubular plays a critical role by "crushing hammering" formation cuttings into formation. This plastering effect has demonstrated to be not only beneficial hinder losses mud but also improve stability later productivity in terms lower skin values. Field trials have established that monitoring cutting sizes accumulated on shakers their...

Abstract The integrity of drill string while drilling especially under dynamic conditions plays a very crucial role in efficiency; reaching the target (pay zone) and even economical aspects. Considering dynamics one would immediately think vibrations; particularly torsional vibrations, posed on string. In worst cases phenomenon stick/slip occurs, which bit comes to full stop then accelerates uncontrollably. non-uniform acceleration deceleration RPM continues exist during operation with...

ABSTRACT Several techniques have been investigated to date alleviate the detrimental effect of liquid loading in gas wells. However, relatively little is known about theoretical and operational aspects plunger-assisted intermittent lift for well deliquification. This study presents an analytical approach modeling performance system using conservation equations (continuity momentum), thermodynamic principles material balance. Numerical examples are presented illustrate model field data. A...

ABSTRACT An increasing number of gas wells worldwide produce at rates below their maximum potential due to liquid loading, which occurs when the velocity in well falls a critical value, point that was previously carried upward by begins fall back. The accumulates down hole, where it increases hydrostatic back-pressure on reservoir, destabilizes multiphase flow well, decreases production rate, severe cases, can kill well. There are tools, techniques and processes currently used industry...

The thermal upgrading of Nigerian petroleum residue was studied at relatively low pressure in a delayed coking reactor system. In this work, the intent to investigate effects process variables such as reaction temperature (200(0)C 600(0)C), time (0 120min), additive concentration loading and additive-to-residue ratio on amounts quality organic liquid product (OLP). products derived from were characterized by means instrumental analysis gas-liquid chromatography. Results obtained analyses OLP...

Abstract The limited knowledge and understanding of three-phase gas-oil-sand flow behaviour transport processes has hampered the design, safe operation project profitability horizontal wells deployment in unconsolidated hydrocarbon reservoirs. This work presents analytical uations for calculating pressure drop characteristics optimal rate to avoid sand particles deposition accumulation a production well under steady state conditions. analysis is based on multiphase fundamentals mechanics...

Abstract Technological strides are reshaping the world each day. Computational advancements challenging conventional ways of carrying out our day to tasks. The process simulation has been absorbed by industries all across as next natural step for growth and drilling industry is no exception it. rate acceptance innovation in domain not able keep up pace with other industries. Simulation facing challenges which unique therefore spin off technologies from can be borrowed bridge gap. paper...

Smart well completion technology for sand management is being used more and in the petroleum industry to increase productivity cumulative hydrocarbon production over that of classical control techniques. While an understanding geomechanics aspects has begun emerge, predicting optimising two-phase oil-sand flow performance characteristics horizontal wellbores remains a challenge. This theoretical study analysed two-phase, suspended by developing new phenomenological model predict lift...