Browsing Chemical Engineering by Title
Now showing items 306-325 of 1133
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Development of novel blend poly (Ethylene Glycol) / Poly(Ethersulfone) polymeric membrane using N-Methyl-2-Pyrollidone and dimethylformamide solvents for facilitating CO2/N2gas separation
( Elsevier , 2020 , Conference Paper)Carbon dioxide (CO2) emissions have been the main cause for anthropogenic climate change. To meet the growing demand for CO2 removal, membrane separation technology using blend membranes is a promising and attractive ... -
Development of novel nano-γ-Al2O3 adsorbent from waste aluminum foil for the removal of boron and bromide from aqueous solution
( Elsevier , 2022 , Article)The current study deals with the synthesis of nano-gamma-alumina (nano-γ-Al2O3) from waste aluminum foil and its application for the removal of boron and bromide from an aqueous solution. The physical characteristic of ... -
Development of novel thin film composite reverse osmosis membranes for desalination
( American Institute of Physics Inc. , 2019 , Conference Paper)Microporous Polyetherimide (PEI) membranes were prepared by wet phase inversion at different temperatures. The thin film composites (TFC) of polyamide on microporous PEI were prepared using meta-Phenylenediamine (MPD) and ... -
Development of oil formation volume factor model using adaptive neuro-fuzzy inference systems ANFIS
( Society of Petroleum Engineers , 2021 , Conference Paper)The oil formation volume factor is one of the main reservoir fluid properties that plays a crucial role in designing successful field development planning and oil and gas production optimization. The oil formation volume ... -
Development of pH-Controlled Aluminum-Based Polymeric Gel for Conformance Control in Sour Gas Reservoirs
( American Chemical Society , 2020 , Article)Excessive water production from natural gas reservoirs is a main challenge facing the industry nowadays. Polymeric gelants have been widely applied to seal the water production zones, leading to a more feasible production ... -
Diatomite chemical activation for effective adsorption of methylene blue dye from model textile wastewater
( International Journal of Environmental Science and Development , 2021 , Article)Dye wastewater produced in textile industries is a warning issue that threatens the environment due to discharge into the waterway. This study reviewed the adsorption of Methylene Blue (MB), as a toxic dye, onto diatomite ... -
Diffusion of saturated hydrocarbons in low density polyethylene (LDPE) films
( Wiley Subscription Services, Inc. , 1989 , Article)The diffusion coefficients at zero penetrant concentration, D0, of n-heptane, n-heptane, n-octane, n-decane, and 2,2,4-trimethylpentane (TMP) in LDPE were obtained in the range of 25–50°C, using the desorption method. The ... -
Disaster-Resilient Design of Manufacturing Facilities Through Process Integration: Principal Strategies, Perspectives, and Research Challenges
( Frontiers Media S.A. , 2020 , Article)Extreme events cause significant damage and disruption to the manufacturing sector, associated supply chains, and adjacent communities. These disastrous shocks may include natural disasters (e.g., hurricanes, floods, ... -
Dissolution kinetics of different inorganic oilfield scales in green formulations
( American Chemical Society , 2020 , Article)Scale mineral deposition is a critical problem that hinders the daily production of oil and gas fields. Chemical removal of these scales, based on the scale type, is common. In this paper, borax and diethylene tremaine ... -
Dopant-free hole-transporting materials for stable and efficient perovskite solar cells
( Wiley-VCH Verlag , 2017 , Article)Molecularly engineered novel dopant-free hole-transporting materials for perovskite solar cells (PSCs) combined with mixed-perovskite (FAPbI3)0.85(MAPbBr3)0.15 (MA: CH3NH3+, FA: NH=CHNH3+) that exhibit an excellent power ... -
Doping amino acids with classical gas hydrate inhibitors to facilitate the hydrate inhibition effect at low dosages
( Blackwell Publishing Ltd , 2020 , Article)The formation of gas hydrates in offshore subsea lines is a major flow assurance concern for the oil and gas industry. In this work, the thermodynamic hydrate inhibition (THI) effect of doping amino acids (AA) such as ... -
Double layered polymeric coatings for corrosion protection of steel
( Qatar University Press , 2021 , Poster)Corrosion is one of the challenging issues faced by many industries, causing substantial economic losses every year due to the degradation of metallic parts, raising many safety concerns. Therefore, it is of utmost relevance ... -
Doubly dual nature of ammonium-based ionic liquids for methane hydrates probed by rocking-rig assembly
( Royal Society of Chemistry , 2016 , Article)This work presents a systematic study of methane hydrate inhibition in the presence of five structurally variable ionic liquids (ILs) belonging to the ammonium family—viz., tetra-alkylammonium acetate (TMAA), choline ... -
Dual functional materials capable of integrating adsorption and Fenton-based oxidation processes for highly efficient removal of pharmaceutical contaminants
( Elsevier , 2023 , Article)Pharmaceutical contaminants have shown widespread presence in water/wastewater threatening environmental and human health. Existing literature shows that adsorption can efficiently bind pharmaceuticals preventing their ... -
Dual-technology power plant as a potential solution for the clean water and electricity productions: Eritrea case study
( Elsevier , 2022 , Article)According to WorldVision, Eritrea has the least access to clean water in Africa. Therefore, this work presents a unique dual-technology power plant (DTPP) model for electricity and distilled water production as a potential ... -
Duplex Ni-P-ZrO2/Ni-P electroless coating on stainless steel
( Elsevier Ltd , 2015 , Article)Duplex Ni–P–ZrO2/Ni–P coating was electroless deposited onto stainless steel substrates. High phosphorus Ni–P coating was plated as the inner layer to improve the corrosion resistance and low phosphorus sol-enhanced Ni–P–ZrO2 ... -
Durability characteristics of high and ultra-high performance concretes
( Elsevier , 2021 , Article)Durability characteristics of high-performance concrete (HPC) and ultra-high performance concrete (UHPC) are evaluated in comparison to normal strength concrete (NSC). HPC and UHPC are cast using commonly available materials ... -
Dynamic behavior of mixer-settlers
( Wiley Subscription Services, Inc., A Wiley Company , 1990 , Article)A mathematical model has been developed to simulate and predict the dynamic behavior of liquid extraction counter current operations in mixer-settler units. Murphree efficiency has been included in the model. The behavior ... -
Dynamic risk assessment using failure assessment and Bayesian theory
( Elsevier Ltd , 2009 , Article)To ensure the safety of a process system, engineers use different methods to identify the potential hazards that may cause severe consequences. One of the most popular methods used is quantitative risk assessment (QRA) ... -
Dynamic simulation and optimization targeting emission source reduction during an ethylene plant start-up operations
( Elsevier Ltd , 2016 , Article)Chemical plant flare minimization has been practiced not only during regular operating conditions but also abnormal operations such as start-ups, shutdowns, and process upsets. This paper focuses on introducing a generic ...