Browsing by Author "Hussein I.A."
Now showing items 1-20 of 69
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A CFD- RSM study of cuttings transport in non-Newtonian drilling fluids: Impact of operational parameters
( Elsevier B.V. , 2022 , Article)Cuttings removal out of the wellbore represents a real barrier for successful drilling operations. The performance of hole cleaning is determined by several factors. The current article provides a theoretical study of the ... -
A comprehensive rheological study for a flowing polymer-based drilling fluid used for wellbore strengthening
( Society of Petroleum Engineers (SPE) , 2020 , Conference Paper)Loss circulation encountered in highly fractured formations, depleted reservoir, or HP/HT intervals is the root cause of many problems plaguing the oil and gas sector for many years. High pore pressure narrows the window ... -
A robust fuzzy logic-based model for predicting the critical total drawdown in sand production in oil and gas wells
( Public Library of Science , 2021 , Article)Sand management is essential for enhancing the production in oil and gas reservoirs. The critical total drawdown (CTD) is used as a reliable indicator of the onset of sand production; hence, its accurate prediction is very ... -
A study on stability of active layer of polymer solar cells: effect of UV–visible light with different conditions
( Springer Verlag , 2019 , Article)The objective of this study is to investigate the stability of the active layer of polymer solar cells from the effect of UV–visible light irradiation using different conditions with respect to time. The active layers were ... -
Ab initio molecular dynamics investigation of CH4/CO2 adsorption on calcite: Improving the enhanced gas recovery process
( American Chemical Society , 2020 , Article)Ab initio molecular dynamics simulations of CH4 and CO2 on the calcite (104) surface have been carried out for the molecular level analysis of CO2-enhanced gas recovery process (EGR). This process takes advantage of the ... -
Ab Initio molecular dynamics of the dissolution of oilfield pyrite scale using borax
( Elsevier B.V. , 2020 , Article)Iron sulfide scales, particularly pyrite, form in oil and gas underground tubing and surface equipment thus blocking the flow of fluids and halting production. Therefore, the development of physicochemical processes for ... -
Ab-Initio Molecular Dynamics investigation of gas adsorption on α-quartz (001) for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2021 , Article)In this work, the interaction of methane and carbon dioxide on α-quartz with surface 001, with a siloxane termination (dense) surface was investigated by means of Ab-Initio Molecular Dynamics. Different temperatures were ... -
Adsorption of CO2 on Cu/SiO2 nano-catalyst: Experimental and theoretical study
( Elsevier B.V. , 2022 , Article)Copper-based silica is a promising catalyst for several reaction pathways for CO2 conversion to hydrocarbons. The activity of this catalyst in terms of conversion and product selectivity is affected by CO2 adsorption, ... -
Application of response surface methodology and box-behnken design for the optimization of the stability of fibrous dispersion used in drilling and completion operations
( American Chemical Society , 2021 , Article)Fibers are extensively used as a fluid additive in the oil and gas industry to improve hole-cleaning performance, control fluid filtration loss, and enhance hydraulic fracturing effectiveness. Generally, a small amount of ... -
Applications of chelating agents in the upstream oil and gas industry: A review
( American Chemical Society , 2020 , Article Review)Chelating agents show very effective performance in different applications in the upstream oil and gas industry. This study presents a critical review of the application of chelating agents in acidizing, scale removal, ... -
Assessing the relation between mud components and rheology for loss circulation prevention using polymeric gels: A machine learning approach
( MDPI AG , 2021 , Article)The traditional way to mitigate loss circulation in drilling operations is to use preventative and curative materials. However, it is difficult to quantify the amount of materials from every possible combination to produce ... -
BET, FTIR, and RAMAN characterizations of activated carbon from waste oil fly ash
( TUBITAK , 2020 , Article)Activated carbon (AC), a porous material with high pore volume, attracts increasing attention owing to its potential applications in several fields. The development of a porous structure in AC marginally relies on both the ... -
Calcite Scale Inhibition Using Environmental-Friendly Amino Acid Inhibitors: DFT Investigation
( American Chemical Society , 2021 , Article)Scale prevention is a long-term challenge. It is essential for ensuring the optimum utilization of oil and gas wells and minimizing economic losses due to disruptions in the hydrocarbon flow. Among the commonly precipitated ... -
Carbon dioxide EGR and sequestration in mature and immature shale: Adsorption study
( Elsevier B.V. , 2020 , Article)Recently, CO2 sequestration in different shale formations has become an attractive option owing to the abundance of shale basins. However, these formations have different maturity levels and contain a variety of minerals ... -
CFD modeling of particle settling in drilling fluids: Impact of fluid rheology and particle characteristics
( Elsevier B.V. , 2021 , Article)The settling of drilling cuttings is important for the drilling and clean-out operations. The current article provides a Computational Fluid Dynamics (CFD) modeling study of particle settling behavior during the drilling ... -
Choline chloride based natural deep eutectic solvent for destabilization and separation of stable colloidal dispersions
( Elsevier B.V. , 2021 , Article)In solid-liquid separation processes, coagulation/flocculation is one of the most popular techniques in treating wastewater, as it is efficient, simple, and economical. Consequently, the formation of a new environment ... -
CO2 enhanced gas recovery and sequestration in depleted gas reservoirs: A review
( Elsevier B.V. , 2021 , Article Review)Increasing CO2 emissions and global warming side effects have prompted the researchers to look for safe and reliable storage sites that have high capacity. Among the available CO2 capturing sinks, depleted gas reservoirs ... -
Computational Screening of Potential Inhibitors of Desulfobacter postgatei for Pyrite Scale Prevention in Oil and Gas Wells
( American Chemical Society , 2021 , Article)Sulfate-reducing bacteria (SRB), such as Desulfobacter postgatei are found in oil wells. However, they lead to the release of hydrogen sulfide. This in turn leads to the iron sulfide scale formation (pyrite). ATP sulfurylase ... -
Concurrent adsorption of cationic and anionic dyes from environmental water on amine functionalized carbon
( IWA Publishing , 2020 , Article)Amine functionalized carbon (AFC) was synthesized from raw oil fly ash and later utilized it for simultaneous removal of methyl orange (MO) and rhodamine 6G (Rh6G) pollutant dyes from aqueous medium. AFC was analyzed through ... -
Density-Functional Theory Investigation of Barite Scale Inhibition Using Phosphonate and Carboxyl-Based Inhibitors
( American Chemical Society , 2020 , Article)Scale deposition is a critical issue in oil and gas exploration and production processes, causing significant blocking in tubing and consequently flow assurance and economic losses. Most studies addressing the scale formation ...