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Emulsions in porous media from the perspective of produced water re-injection – A review
(Peer reviewed; Journal article, 2021)During offshore production, it is typical to discharge produced water into the sea after treating it to a level that meets environmental regulations. A growth in the volumes of produced water and increasingly stringent ... -
Energy efficient distillation
(Journal article; Peer reviewed, 2011)Distillation is responsible for a significant amount of the energy consumption of the world’s process industry and also in the natural gas processing. There is a significant energy saving potential that can be obtained by ... -
Energy Recovery From Furnace Off-Gas: Analysis of an Integrated Energy Recovery System by Means of Dynamic Simulation
(Chapter, 2020)Surplus heat recovery and electricity generation from furnace off-gas has been implemented at several silicon and ferro-alloy plants in Norway. There is likely significant potential for improvement of both technology ... -
Energy Utilization in EDC Cracking
(Master thesis, 2011)The exergy losses in the thermal cracking of 1,2-dichloroethane (EDC) have been investigated for the EDC cracker in INEOS' vinyl chloride monomer (VCM) plant at Rafnes in Norway. This process section is the most energy ... -
Engineering Electronic Platinum–Carbon Support Interaction to Tame Carbon Monoxide Activation
(Journal article; Peer reviewed, 2022) -
Engineering of struvite crystals by regulating supersaturation – Correlation with phosphorus recovery, crystal morphology and process efficiency
(Journal article; Peer reviewed, 2019)Struvite crystallization is widely applied for nutrient recovery from wastewater streams. The better understanding of the effects of reaction conditions on final crystal properties will contribute to improve both the ... -
Engineering Three-Layer Core–Shell S-1/Ts-1@ Dendritic-Sio2 Supported Au Catalysts Towards Improved Performance for Propene Epoxidation with H2 and O2.
(Peer reviewed; Journal article, 2020)The advocacy of green chemical industry has led to the development of highly efficient catalysts for direct gas-phase propene epoxidation with green, sustainable and simple essence. The S-1/TS-1@dendritic-SiO2 material ... -
Enhanced Catalytic Performance for Propene Epoxidation with H2 and O2 over Bimetallic Au–Ag/Uncalcined Titanium Silicate-1 Catalysts
(Journal article; Peer reviewed, 2018)Gradually emerging environmental concerns have triggered the development of highly efficient catalysts for propene epoxidation with H2 and O2. Unfortunately, intensifying the activity and stability is still a challenging ... -
Enhanced CO2/H2 separation by GO and PVA-GO embedded PVAm nanocomposite membranes
(Peer reviewed; Journal article, 2023)Membrane technology for CO2/H2 separation, especially when using CO2-selective membranes to keep H2 on the high-pressure retentate side, has been considered promising and energy-efficient for further H2 transport and ... -
Enhanced CO2/H2 separation by GO and PVA-GO embedded PVAm nanocomposite membranes
(Doctoral theses at NTNU;2023:307, Doctoral thesis, 2023)The objective of this Ph.D. project is to develop facilitated transport nanocomposite membranes with superior CO2/H2 separation performances for H2 purification. The research activities include material synthesis, membrane ... -
Enhanced sedimentation and coalescence of petroleum crude oil emulsions by the new generation of environmentally friendly yellow chemicals
(Journal article; Peer reviewed, 2017)This study compares by means of new and advanced destabilization protocols the efficiency of new chemistry environmentally friendly (yellow) demulsifiers with already commercially available red demulsifiers in destabilizing ... -
Enhanced stability for propene epoxidation with H2 and O2 over wormhole-like hierarchical TS-1 supported Au nanocatalyst
(Journal article; Peer reviewed, 2018)Designing highly efficient Au/Ti-containing catalysts for propene epoxidation with H2 and O2 harbors tremendous scientific and industrial importance. In this work, novel hydrophobic hierarchical TS-1 (HTS-1) with wormhole-like ... -
Enhanced Visible Light Absorption TiO2 Based Catalysts for Photocatalytic H2 Generation
(Doctoral theses at NTNU;2021:90, Doctoral thesis, 2021)Photocatalytic H2 generation from water, by utilizing semiconductors, is attractive process as the energy needed to break two chemical bonds of water and to form a chemical bond between hydrogen atoms is provided by the ... -
Enhancement of the Separation Performances of High Free Volume Polymers for CO2 Capture
(Master thesis, 2017)Poly(1-trimethylsilyl-1-propyne) (PTMSP) is a high free volume polymer exhibiting preferable properties such as a very high permeability for application in gas separation. Still, the poor selectivity of PTMSP need to be ... -
Enhancing ASP Flooding by Using Special Combinations of Surfactants and Starch Nanoparticles
(Peer reviewed; Journal article, 2023)This study aimed to address the challenges faced by mature oilfields in extracting substantial oil quantities. It focused on improving the efficiency of alkaline–surfactant–polymer (ASP) flooding technique, which is a ... -
Enhancing capacitance of supercapacitor with both organic electrolyte and ionic liquid electrolyte on a biomass-derived carbon
(Journal article; Peer reviewed, 2017)Supercapacitor (SC) with organic electrolyte or ionic liquid (IL) electrolyte can generally store/release higher energy than that with an aqueous electrolyte, due to a larger operating voltage window of a non-aqueous ... -
Enhancing efficiency and economy of phosphorus recovery process by customizing the product based on sidestream characteristics
(Journal article; Peer reviewed, 2019)The enhanced biological phosphorus removal process makes the phosphorus recovery feasible from the dewatering streams of biological sludge. The physicochemical properties of these sidestreams, as an input to a crystallizer, ... -
Enhancing Oil Recovery by Polymeric Flooding with Purple Yam and Cassava Nanoparticles
(Peer reviewed; Journal article, 2023)Significant amounts of oil remain in the reservoir after primary and secondary operations, and to recover the remaining oil, enhanced oil recovery (EOR) can be applied as one of the feasible options remaining nowadays. In ... -
Enhancing Palladium Recovery Rates in Industrial Residual Solutions through Electrodialysis
(Peer reviewed; Journal article, 2023)Palladium is a vital commodity in the industry. To guarantee a stable supply in the future, it is imperative to adopt more effective recycling practices. In this proof-of-concept study, we explore the potential of ...