Browsing by Author "El-Naas, Muftah"
Now showing items 1-20 of 34
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A CFD Investigation on the Effect of IPSBR Operational Conditions on Liquid Phase Hydrodynamics
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)This study used a computational fluid dynamics simulation of an inert-particle spouted-bed reactor, which consists of a cylindrical vessel with a conical base, to investigate the effect of different operational parameters ... -
A mechanistic gas kick model to simulate gas in a riser with water and synthetic-based drilling fluid
( Society of Petroleum Engineers , 2020 , Conference Paper)This paper presents a simple mechanistic model to describe a gas kick in a drilling riser with water- based mud (WBM) and synthetic-based mud (SBM). This model can estimate key kick parameters such as the change in the ... -
A new process for the recovery of ammonia from ammoniated high-salinity brine
( MDPI , 2021 , Article)This paper describes a new method for the recovery of high-concentration ammonia from water in the form of ammonium chloride, ammonium hydroxide and ammonium carbonate. The method was applied to the Solvay process, in which ... -
A process for CO2 capture and brine salinity reduction through reaction with potassium hydroxide: A multi-stage evaluation
( Elsevier B.V. , 2022 , Article)Solvay and modified Solvay processes are facing a major challenge in reducing brine salinity to a level suitable for agriculture and industry. This challenge arises as a result of competing reactions and mixing limits ... -
Absorption of CO2 in aqueous blend of methyldiethanolamine and arginine
( John Wiley and Sons Ltd , 2020 , Article)The objective of this research is to study for the first time the effect of adding l-arginine (Arg) amino acid on the solubility of carbon dioxide in aqueous solution of N-methyldiethanolamine (MDEA). The study was carried ... -
Adsorption as a process for produced water treatment: A review
( MDPI AG , 2020 , Article Review)Produced water (PW) is a by-product of oil and gas operations, and its production is foreseen to increase in the upcoming years. Such an increase is justified by various entities through their projection of the expected ... -
Adsorption of organic water pollutants by clays and clay minerals composites: A comprehensive review
( Elsevier Ltd , 2022 , Article Review)Clays and clay minerals are inexpensive, non-toxic, and naturally occurring minerals that have been utilized in water remediation as adsorbents. However, clays and clay minerals and those modified with heat, surfactants, ... -
Biotechnology for gas-to-liquid (GTL)wastewater treatment: A review
( MDPI AG , 2020 , Article Review)Gas-to-liquid (GTL) technology involves the conversion of natural gas into several liquid hydrocarbon products. The Fischer-Tropsch (F-T) process is the most widely applied approach for GTL, and it is the main source of ... -
Carbon Capture
( Elsevier Inc. , 2018 , Book chapter)CO2 is one of the main greenhouse gases that causes global warming, leading to a global detrimental impact on the environment, economy, and society as a whole. Carbon capture is regarded as an important and effective ... -
Chemical kinetics of carbon dioxide in the blends of different amino acid salts and methyldiethanolamine
( John Wiley and Sons Ltd , 2020 , Article)In the present study, the reaction kinetics of carbon dioxide (CO2) with two blends of N-methyldiethanolamine; potassium salts of taurine and potassium salts of glycine were investigated. The experiments were performed ... -
CO2 capture and ions removal through reaction with potassium hydroxide in desalination reject brine: Statistical optimization
( Elsevier B.V. , 2022 , Article)Previous studies have investigated the overall performance of the modified Solvay process based on a new alkaline compound, namely, KOH. Preliminary results have confirmed its high reactivity and effectiveness in capturing ... -
CO2 Capture via Nanofluids
( CRC Press , 2019 , Book chapter)Carbon dioxide (CO2), as one of the major greenhouse gas emissions, has attracted much attention in the world. Magnetite Fe3O4 nanoparticles have a tendency to aggregate in solution to reduce their surface energy due to ... -
Comparative study between adsorption and membrane technologies for the removal of mercury
( Elsevier B.V. , 2021 , Article)Mercury is one of the most detrimental by-products of industrial activities, such as mining and fossil fuel combustion. What differentiates this contaminant from other pollutants is its bioaccumulation and rapid distribution ... -
Comprehensive optimization of the dispersion of mixing particles in an inert-particle spouted-bed reactor (Ipsbr) system
( MDPI , 2021 , Article)Effective gas dispersion and liquid mixing are significant parameters in the design of an inert-particle spouted-bed reactor (IPSBR) system. Solid particles can be used to ensure good mixing and an efficient rate of mass ... -
Computational fluid dynamics simulation of an Inert Particles Spouted Bed Reactor (IPSBR) system
( De Gruyter Open Ltd , 2020 , Article)A novel system for contacting gases and liquids, suitable for many applications involving gas-liquid contact such as CO2 capture and brine desalination, has been simulated and experimentally validated. The system comprises ... -
Date pits activated carbon as an effective adsorbent for water treatment
( Elsevier , 2021 , Book chapter)Water pollution is becoming increasingly evident throughout the last few decades due to several anthropogenic reasons. Mitigating the pollution effects has become a priority to conserve the already limited water resources ... -
Early gas kick detection in vertical wells via transient multiphase flow modelling: A review
( Elsevier B.V. , 2020 , Article Review)Gas influx from reservoir into the wellbore during drilling, tripping, or other operations, is a hazard. In the early stages, the influx may be nearly undetectable, but the kick can rapidly change from a seemingly steady ... -
Effective and sustainable adsorbent materials for oil spill cleanup based on a multistage desalination process
( Academic Press , 2021 , Article)Oil spills, which are often caused by crude oil transportation accidents, contaminate coastal waters and land and can harm aquatic life, seabirds, humans, and the entire ecosystem. Ocean currents and wind complicate oil ... -
Effective Heterogeneous Fenton-Like degradation of Malachite Green Dye Using the Core-Shell Fe3O4@SiO2 Nano-Catalyst
( Wiley-Blackwell , 2021 , Article)In this study, the application of the core-shell Fe3O4@SiO2 nano-catalysts for fenton-like degradation of malachite green dye has been presented. The nano-catalysts were prepared using a combination of solvothermal and ... -
Electrodialysis based waste utilization methodology for the desalination industry
( Elsevier B.V. , 2021 , Article)High salinilty wastewater and carbon dioxide are major hurdles in implementing a sustainable desalination technology. This study proposes an electrodialysis (ED) technique for onsite utilization of desalination reject brine ...
