Browsing Gas Processing Center by Publisher "Elsevier Ltd"
Now showing items 21-40 of 48
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Effect of the support on physicochemical properties and catalytic performance of cobalt based nano-catalysts in Fischer-Tropsch reaction
( Elsevier Ltd , 2017 , Article)In this paper, comparative investigations of the effects of CNTs and ?-Al2O3 on the physicochemical properties and catalytic performances of Co based nano-catalyst during FTS have been presented. Catalysts were prepared ... -
Effects of amphiphilic pluronic F127 on the performance of PS/SPEEK blend ultrafiltration membrane: Characterization and antifouling study
( Elsevier Ltd , 2017 , Article)The effect of amphiphilic Pluronic F127 additive on the ultrafiltration performance of polysulfone (PSf)/sulfonated poly (ether ether ketone) (SPEEK) blend flat sheet membranes was investigated in the present work. Fixed ... -
Effects of sodium carbonate addition, heat and agitation on swelling and rheological behavior of Ca-bentonite colloidal dispersions
( Elsevier Ltd , 2017 , Article)The effects of the addition of sodium carbonate (Na2CO3) and the subsequent simultaneous heating and stirring on the rheological behavior of Ca-bentonite colloidal dispersions have been investigated in this study. Ca-bentonite ... -
The emergence of multifunctional adsorbents and their role in environmental remediation
( Elsevier Ltd , 2021 , Article)Water pollution is a growing issue which requires various treatment technologies for efficient and effective remediation. Adsorption is one of the dominant wastewater treatment technologies due to its flexible operation ... -
Energy assessment strategies in carbon-constrained industrial clusters
( Elsevier Ltd , 2022 , Article)With the increasing climate change concerns, governments around the world are working on setting targets to mitigate its upsurge. Greenhouse gases (GHG), more specifically carbon dioxide (CO2), are the highest contributors ... -
Enhanced CO2 capture through reaction with steel-making dust in high salinity water
( Elsevier Ltd , 2019 , Article)Mineral carbonation (MC) is evolving as a possible technology for sequestering CO2 from medium-sized emission point sources. Industrial wastes have been recently used as an effective source for MC that have higher reactivity ... -
Enhancement of flocculation and dewaterability of a highly stable activated sludge using a hybrid system of organic coagulants and polyelectrolytes
( Elsevier Ltd , 2020 , Article)This study investigates the influence of hybrid coagulation-flocculation system on the flocculation and dewaterability efficiency of a real highly stable activated sludge obtained from the membrane bioreactor tank of a ... -
Evaluation of parameters controlling calcium recovery and CO2 uptake from desalination reject brine: An optimization approach
( Elsevier Ltd , 2022 , Article)A multistage process scheme for extracting valuable minerals from desalination reject brine while simultaneously sequestering CO2 has been proposed. As a part of the proposed scheme, simultaneous removal of calcium ions ... -
Heat duty, heat of absorption, sensible heat and heat of vaporization of 2–Amino–2–Methyl–1–Propanol (AMP), Piperazine (PZ) and Monoethanolamine (MEA) tri–solvent blend for carbon dioxide (CO2) capture
( Elsevier Ltd , 2017 , Article)Chemical absorption using reactive amines for carbon dioxide (CO2) capture is characterized by absorption heat, heat of desorption and heat duty for regeneration (Qreg, kJ/mol CO2). This study experimentally investigated ... -
Heat transfer enhancement of nanofluids using iron nanoparticles decorated carbon nanotubes
( Elsevier Ltd , 2016 , Article)Enhancing heat transfer in thermal fluid systems can contribute significantly towards the improvement of thermal efficiency resulting in reducing energy consumption and hence carbon emission. Conventional fluids like water ... -
Impact of clays on CO2 adsorption and enhanced gas recovery in sandstone reservoirs
( Elsevier Ltd , 2021 , Article)Carbon dioxide enhanced gas recovery (EGR) is a promising technique to sequester CO2 and boost natural gas recovery from conventional depleted and unconventional tight gas reservoirs. Clay minerals are usually present in ... -
Influence of composite particle formation on the performance and economics of grit removal
( Elsevier Ltd , 2017 , Article)Grit is routinely removed at the headworks of municipal wastewater treatment works to limit its onerous impact on downstream processes. Grit separation technologies are normally based on sedimentation of a homogeneous ... -
Investigation of seasonal variations and multiple fuel options in a novel tri-generation CSP integrated hybrid energy process
( Elsevier Ltd , 2022 , Article)This work presents a novel Mixed-Integer Non-linear Program (MINLP) that accounts for the presence of multiple fuels in tri-generation systems. The key novelty of this work pertains to the use of hybrid energy systems in ... -
The need for speed - optimal CO<inf>2</inf> hydrogenation processes selection via mixed integer linear programming
( Elsevier Ltd , 2022 , Article)The race towards mitigating carbon emissions led to the development of countless processes, product chemicals, and catalysts for carbon capture, storage, and utilization. The abundance of data and potential pathways for ... -
Optimization of magnesium recovery from reject brine for reuse in desalination post-treatment
( Elsevier Ltd , 2019 , Article)In this work, the recovery of magnesium from desalination reject brine through reaction with ammonia has been evaluated and statistically optimized using response surface methodology. The process is based on precipitation ... -
Optimizing network pathways of CO2 conversion processes
( Elsevier Ltd , 2021 , Article)Carbon capture and utilization (CCU) has gained great attraction as an alternative route of producing carbon-based chemicals, which also mitigates atmospheric CO2. This paper develops a numerical optimization model that ... -
Phyllosilicate nanoclay-based aqueous nanoparticle sorbent for CO2 capture at ambient conditions
( Elsevier Ltd , 2017 , Article)We report a new and effective aqueous sorbent for CO2 capture at ambient conditions based on aminopropyl magnesium phyllosilicate nanoparticles (aminoclay). Combining the advantages of both liquid and solid amine sorbents, ... -
Pilot-scale investigation of flowrate and temperature influence on the performance of hollow fiber forward osmosis membrane in osmotic concentration process
( Elsevier Ltd , 2020 , Article)Forward osmosis (FO) relying on the osmotic pressure difference across semi-permeable membrane draws permeate by the effect of saline draw solution (DS) turning diluted and leaving the feed solution (FS) concentrated. ... -
Platinum degradation mechanisms in proton exchange membrane fuel cell (PEMFC) system: A review
( Elsevier Ltd , 2021 , Article Review)Proton Exchange Membrane Fuel Cells (PEMFCs) have the perspective to intensely decrease global emission through environmentally-friendly potential. This review paper summarizes the degradation of platinum catalyst layer ... -
Reducing energy consumption of CO2 desorption in CO2-loaded aqueous amine solution using Al2O3/HZSM-5 bifunctional catalysts
( Elsevier Ltd , 2018 , Article)The aim of this work is to find a potential way for great decrease in CO2 capture energy requirement. Here, for the first time, a series of bifunctional Al2O3/HZSM-5 catalysts (Al-ZSM) were prepared by the combined ...