Browsing by Author "Hussein, I."
Now showing items 1-20 of 25
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A theoretical study of gas adsorption on calcite for CO2 enhanced natural gas recovery
( European Association of Geoscientists and Engineers, EAGE , 2019 , Conference)The adsorption of gas molecules (CO2, CH4, H2O, H2S and N2) on calcite (104) has been studied by means of Density Functional Theory, in order to investigate the molecular characterization of Enhanced Gas Recovery (EGR) ... -
A theoretical study of gas adsorption on calcite for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2020 , Article)The adsorption of gas molecules (CO2, CH4, H2O, H2S and N2) on calcite (104) has been studied by means of Density Functional Theory for molecular characterization of Enhanced Gas Recovery (EGR) CO2 injection. Results show ... -
A theoretical study of gas adsorption on α-quartz (0 0 1) for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2020 , Article)The adsorption of gas molecules (CO2, CH4, H2O, H2S and N2) on the “dense” (0 0 1) surface of α-quartz has been investigated by means of Density Functional Theory (DFT) for the molecular characterization of Enhanced Gas ... -
Application of DFT in iron sulfide scale removal from oil and gas wells
( European Association of Geoscientists and Engineers, EAGE , 2019 , Conference)Scale formation including those formed by iron sulfides have been a major hassle in the upstream sector of the oil and gas industry for many decades. Iron Sulfide scales including pyrite (FeS2) and troilite (FeS) often ... -
CFD analysis of turbulent flow of power-law fluid in a partially blocked eccentric annulus
( MDPI AG , 2021 , Article)This study focuses on analyzing the turbulent flow of drilling fluid in inclined wells using the Computational Fluid Dynamics (CFD) technique. The analysis is performed considering an annulus with a fixed eccentricity of ... -
Clay minerals damage quantification in sandstone rocks using core flooding and NMR
( Springer Verlag , 2019 , Article)Sandstone oil reservoirs consist of different clay minerals such as kaolinite, illite, and chlorite. These clay minerals highly affect the formation damage during enhanced oil recovery (EOR) and well stimulation operations ... -
Development of a polyacrylamide-based mud formulation for loss circulation treatments
( American Society of Mechanical Engineers (ASME) , 2021 , Article)Loss circulation materials in the last two decades have witnessed a lot of developments and implementations. New technologies and materials are introduced to treat various types of loss zones. However, the success rate is ... -
Effect of CO2 content on the natural gas production from tight gas sandstone reservoirs
( Society of Petroleum Engineers (SPE) , 2017 , Conference)The simulation of the gas flow in tight sandstone reservoir is a very complicated process. Several mechanisms contributed to the natural gas production in tight sandstone reservoirs. One of the main mechanisms is the gas ... -
Effect of rock mineralogy on Hot-CO2 injection for enhanced gas recovery
( Elsevier B.V. , 2019 , Article)Conventional gas reservoirs are one of the viable options for CO2 enhanced gas recovery and sequestration. Injection of hot CO2 into depleted reservoirs is expected to improve gas recovery. Static adsorption and core ... -
Effect of strain on gas adsorption in tight gas carbonates: A DFT study
( Elsevier B.V. , 2021 , Article)The geometrical properties of the reservoir rocks are usually affected by natural thermodynamics or environmental changes. These factors may modify the distribution and the amount of gas in place in the reservoir. To address ... -
Effect of temperature and fluid speed on the corrosion behavior of carbon steel pipeline in Qatari oilfield produced water
( Elsevier B.V. , 2018 , Article)Metals integrity, such as carbon steel used in pipeline network can be seriously damaged by produced water causing serious corrosion problems. This can result in significant threats to safe operation of the oilfield ... -
Evaluation of the Reaction Kinetics of Diethylenetriaminepentaacetic Acid Chelating Agent and a Converter with Barium Sulfate (Barite) Using a Rotating Disk Apparatus
( American Chemical Society , 2018 , Article)Barium sulfate (barite) is a major oil and gas field scale formed inside the production equipment as well as in the reservoir. During drilling of oil and gas wells, barite serves as a weighting material in different drilling ... -
Gelation kinetics of PAM/PEI based drilling mud for lost circulation applications
( Elsevier B.V. , 2021 , Article)The problem of lost circulation is a direct consequence of the presence of fractures or high permeability. Lost circulation material (LCM) is used to treat the loss that occurs or proactively strengthen the wellbore of the ... -
Gelation Performance of PAM/PEI Polymer-Based Mud System for Lost Circulation Control
( EAGE Publishing BV , 2021 , Conference)Lost circulation is one of the most common problems in the drilling of oil and gas wells where mud escapes through natural or induced fractures. Lost circulation can have severe consequences from increasing the operational ... -
Impact of Surfactant on the Retention of CO2 and Methane in Carbonate Reservoirs
( American Chemical Society , 2018 , Article)Enhanced gas recovery methods such as foamed CO2 are recommended for depleted gas reservoirs. Viscoelastic surfactant (VES) is a form of a surfactant used for forming CO2 foam. In this study, the impact of VES on CH4 and ... -
Influence of natural gas composition on adsorption in calcite Nanopores: A DFT study
( Elsevier B.V. , 2021 , Article)Density functional theory is used to study the adsorption of natural gas components in calcite (10.4) cylindrical nanopores with 1–4 nm diameters. The change of adsorption energy with the diameter of the nanopores is studied ... -
Influence of polyelectrolytes and other polymer complexes on the flocculation and rheological behaviors of clay minerals: A comprehensive review
( Elsevier B.V. , 2017 , Article Review)Separation of clay minerals from industrial wastewaters is of great academic and practical importance. Current treatment techniques are either not economically viable, not environmentally friendly, or both. Thus, researchers ... -
Integrated approach for closure correction of mercury injection capillary pressure measurements
( Elsevier , 2023 , Article)Closure correction is a key requirement for a reliable petrophysical evaluation using mercury injection capillary pressure (MICP). The available correction methods rely on identifying deflection points on capillary pressure ... -
Mechanistic modeling of wellbore cleanout in horizontal and inclined wells
( Society of Petroleum Engineers , 2021 , Conference)The accumulation of rock cuttings, proppant, and other solid debris in the wellbore due to inadequatecleanout remarkably impedes field operations. This article presents a new hole cleaning model, whichcalculates the Critical ... -
Oilfield scale formation and chemical removal: A review
( Elsevier B.V. , 2018 , Article Review)In oil and gas industry operations, scale deposition on the surface and subsurface production equipment can cause different problems such as formation damage, loss in production, pressure reductions, and premature failure ...
