Search Results - "SØGAARD, Erik G"

Influence of chloride and carbonates on the reactivity of activated persulfate by Bennedsen, Lars R., Muff, Jens, Søgaard, Erik G.

“…► Influence of chloride and carbonate was investigated for heat, alkaline and iron activated persulfate systems. ► Different activation mechanisms are affected…”
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Review of Recovery Mechanisms of Ionically Modified Waterflood in Carbonate Reservoirs by Sohal, M. Adeel, Thyne, Geoffrey, Søgaard, Erik G

“…Advanced waterflooding is a process in which the ionic strength as well as the ionic composition of the injected water is tuned to improve the oil recovery. It…”
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Effect of individual ions on rock-brine-oil interactions: A microcalorimetric approach by Cobos, Jacquelin E., Søgaard, Erik G.

“…Understanding the mechanisms behind the additional oil recovery by low salinity water flooding (LSWF) in carbonates has been difficult because of the…”
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XPS and FT-IR investigation of silicate polymers by Simonsen, Morten E., Sønderby, Camilla, Li, Zheshen, Søgaard, Erik G.

“…This article presents the results of an investigation of the compositional and structural features of an inorganic polymer synthesized from amorphous silica…”
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Effect of the Temperature on Wettability and Optimum Wetting Conditions for Maximum Oil Recovery in a Carbonate Reservoir System by Sohal, M. Adeel, Thyne, Geoffrey, Søgaard, Erik G

“…The additional oil recovery from fractured and oil-wet carbonates by ionically modified water is principally based on changing wettability and often attributed…”
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Impact of Compositional Differences in Chalk and Water Content on Advanced Water Flooding: A Microcalorimetrical Assessment by Cobos, Jacquelin E, Søgaard, Erik G

“…Isothermal titration calorimetry (ITC) was used to determine the binding interaction of advanced seawater (AW), which was produced by nanofiltration (NF) and…”
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Influence of the OH groups on the photocatalytic activity and photoinduced hydrophilicity of microwave assisted sol―gel TiO2 film by SIMONSEN, Morten E, ZHESHEN LI, SØGAARD, Erik G

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Novel Application of the Flotation Technique To Measure the Wettability Changes by Ionically Modified Water for Improved Oil Recovery in Carbonates by Sohal, M. Adeel, Thyne, Geoffrey, Søgaard, Erik G

“…The accurate determination of the wetting condition of carbonate reservoirs is a prerequisite for the selection of any enhanced oil recovery (EOR) fluid. Most…”
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Combined geothermal heat and pressure retarded osmosis as a new green power system by Madsen, Henrik T., Bruun Hansen, Thomas, Nakao, Takahito, Goda, Shohei, Søgaard, Erik G.

“…[Display omitted] •Pilot plant as an osmotic power plant with high salimity water from geothermal wells.•Selection of suitable membrane for pressure retarded…”
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Hydrothermal liquefaction of lignin in near-critical water in a new batch reactor: Influence of phenol and temperature by Arturi, Katarzyna R., Strandgaard, Morten, Nielsen, Rudi P., Søgaard, Erik G., Maschietti, Marco

“…[Display omitted] •A new batch reactor enabling biomass injection and products quenching is presented.•Kraft lignin was converted into biocrude, water-soluble…”
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Implementation of zero-valent iron (ZVI) into drinking water supply – Role of the ZVI and biological processes by Kowalski, Krzysztof P., Søgaard, Erik G.

“…[Display omitted] •A new ZVI-based treatment for arsenic removal was monitored for period of 45m.•The 6m period, a lag phase, was found to be necessary to…”
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Systematic Study of Geothermal Brine Reinjection for SaltPower Generation Purposes: Citric Acid as a Potential Iron Control Agent by Cobos, Jacquelin E., Søgaard, Erik G.

“…•Geothermal energy and osmotic power unit;•Reinjection of geothermal brine;•Application of citric acid to avoid scaling and improve the reinjection…”
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Study of geothermal brine reinjection by microcalorimetry and core flooding experiments by Cobos, Jacquelin E., Søgaard, Erik G.

“…•Dynamic rock–fluid and fluid–fluid interactions that take place in a geothermal reservoir upon brine reinjection.•Dynamic interactions stabilizes clay…”
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Study of Ionically Modified Water Performance in the Carbonate Reservoir System by Multivariate Data Analysis by Sohal, M. Adeel, Kucheryavskiy, Sergey, Thyne, Geoffrey, Søgaard, Erik G

“…Adjustment of the ionic composition and strength of injected or imbibed brine for enhanced oil recovery (EOR) in carbonate reservoirs has been an area of…”
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Towards understanding the breakdown and mechanisms of glass fiber reinforced polyester composites in sub-critical water using some of the most employed and efficient additives from literature by Sokoli, Hülya U., Simonsen, Morten E., Søgaard, Erik G.

“…This study describes the hydrolysis of glass fiber reinforced unsaturated polyester (UP) composites using some of the most employed and efficient additives…”
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Sol–gel reactions of titanium alkoxides and water: influence of pH and alkoxy group on cluster formation and properties of the resulting products by Simonsen, Morten E., Søgaard, Erik G.

“…In this work the effect of pH and the titanium precursor on the cluster and particle formation during titanium alkoxide based sol–gel processes was…”
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Isothermal Titration Calorimetry Study of Brine–Oil–Rock Interactions by Cobos, Jacquelin E, Westh, Peter, Søgaard, Erik G

“…Isothermal titration calorimetry (ITC) is a technique that allows us to accurately determine the thermodynamic parameters that characterize a binding…”
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XPS and FTIR investigation of the surface properties of different prepared titania nano-powders by Jensen, Henrik, Soloviev, Alexei, Li, Zheshen, Søgaard, Erik G.

“…Surface studies of nano-sized TiO 2 powders prepared by different methods showed that the preparation method had great impact on the surface properties. XPS…”
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Impact of Reservoir Heterogeneity on Diluted Geothermal Brine Reinjection by Cobos, Jacquelin E., Søgaard, Erik G.

“…Many geothermal plants have been shut down due to reinjection problems with the heat-depleted brine. In Denmark, only one out of three plants that extract heat…”
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Study of electrochemical bleaching of p-nitrosodimethylaniline and its role as hydroxyl radical probe compound by Muff, Jens, Bennedsen, Lars R., Søgaard, Erik G.

“…In the present paper, research on the electrochemical bleaching of p -nitrosodimethylaniline (RNO) in different electrolyte systems is presented with special…”
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