Search Results - "Rytter, Erling"

On the support in cobalt Fischer–Tropsch synthesis—Emphasis on alumina and aluminates by Rytter, Erling, Holmen, Anders

“…[Display omitted] •Inverse linear relationship between CH4 formation and degree of chain growth.•Co surface coverage of CHx intermediates coupled directly to…”
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Deactivation and Regeneration of Commercial Type Fischer-Tropsch Co-Catalysts—A Mini-Review by Erling Rytter, Anders Holmen

“…Deactivation of commercially relevant cobalt catalysts for Low Temperature Fischer-Tropsch (LTFT) synthesis is discussed with a focus on the two main long-term…”
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Deactivation of cobalt based Fischer–Tropsch catalysts: A review by Tsakoumis, Nikolaos E., Rønning, Magnus, Borg, Øyvind, Rytter, Erling, Holmen, Anders

“…To trace the origin of catalyst deactivation is in many cases difficult. It is usually a complex problem where several mechanisms contribute to the loss of…”
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Fischer–Tropsch synthesis in a microstructured reactor by Myrstad, Rune, Eri, Sigrid, Pfeifer, Peter, Rytter, Erling, Holmen, Anders

“…A multichannel microstructured packed bed reactor is manufactured. The performance of the microstructured reactor for Fischer–Tropsch synthesis with high…”
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Evaluation of kinetic models for Fischer–Tropsch cobalt catalysts in a plug flow reactor by Ostadi, Mohammad, Rytter, Erling, Hillestad, Magne

“…•A review of published kinetic rate models for cobalt catalyst is done.•Twelve kinetic rate models are analyzed based on different criteria in a plug flow…”
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Significance of C3 Olefin to Paraffin Ratio in Cobalt Fischer–Tropsch Synthesis by Erling Rytter, Jia Yang, Øyvind Borg, Anders Holmen

“…The ratio between propene and propane (C3 o/p) during Fischer–Tropsch synthesis (FTS) has been analyzed based on both literature reports and experiments for…”
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Characterization of Pt,Sn/Mg(Al)O Catalysts for Light Alkane Dehydrogenation by FT-IR Spectroscopy and Catalytic Measurements by Virnovskaia, Anastasia, Morandi, Sara, Rytter, Erling, Ghiotti, Giovanna, Olsbye, Unni

“…The Pt function in Pt,Sn/Mg(Al)O and in Pt/Mg(Al)O catalysts has been studied by a combination of catalytic testing for ethane dehydrogenation at 450−650 °C…”
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Activation of Cobalt Foil Catalysts for CO Hydrogenation by Erling Rytter, Christian Aaserud, Anne-Mette Hilmen, Edvard Bergene, Anders Holmen

“…CO hydrogenation has been studied on cobalt foils as model catalysts for Fischer–Tropsch (FT) synthesis. The effect of pretreatment (number of calcinations and…”
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Optimal Renewable Energy Distribution Between Gasifier and Electrolyzer for Syngas Generation in a Power and Biomass-to-Liquid Fuel Process by Putta, Koteswara R., Pandey, Umesh, Gavrilovic, Ljubisa, Rout, Kumar R., Rytter, Erling, Blekkan, Edd A., Hillestad, Magne

“…By adding energy as hydrogen to the biomass-to-liquid (BtL) process, several published studies have shown that carbon efficiency can be increased…”
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A combined in situ XAS-XRPD-Raman study of Fischer–Tropsch synthesis over a carbon supported Co catalyst by Tsakoumis, Nikolaos E., Dehghan, Roya, Johnsen, Rune E., Voronov, Alexey, van Beek, Wouter, Walmsley, John C., Borg, Øyvind, Rytter, Erling, Chen, De, Rønning, Magnus, Holmen, Anders

“…2D contour plot from the first derivatives of XANES spectra obtained throughout the experiment. Catalyst reduction, Fischer–Tropsch synthesis and…”
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Kinetic and Isotopic Study of Ethane Dehydrogenation over a Semicommercial Pt,Sn/Mg(Al)O Catalyst by Virnovskaia, Anastasia, Rytter, Erling, Olsbye, Unni

“…Mechanistic and kinetic information on the ethane dehydrogenation reaction over a semicommercial Pt,Sn/Mg(Al)O catalyst has been elucidated from catalytic…”
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Effect of Alkali Metal Impurities on Co-Re Catalysts for Fischer-Tropsch Synthesis from Biomass-Derived Syngas by Balonek, Christine M, Lillebø, Andreas H, Rane, Shreyas, Rytter, Erling, Schmidt, Lanny D, Holmen, Anders

“…The effect of alkali impurities on Co-based Fischer-Tropsch (FT) catalysts is important for processing biomass-derived synthesis gas containing inorganic ash…”
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Conceptual design and techno-economic analysis of biomass to liquid processes by Pandey, Umesh, Putta, Koteswara R., Rout, Kumar R., Rytter, Erling, Blekkan, Edd A., Hillestad, Magne

“…Advanced biofuels are produced by upgrading the syncrude from biomass gasification and subsequent Fischer-Tropsch (FT) synthesis. The technology is termed…”
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Perspectives on the Effect of Water in Cobalt Fischer–Tropsch Synthesis by Rytter, Erling, Holmen, Anders

“…Water is an inherent component in Fischer–Tropsch synthesis on Co catalysts, and the effect of water is discussed with an emphasis on alumina and aluminates as…”
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Consorted Vinylene Mechanism for Cobalt Fischer–Tropsch Synthesis Encompassing Water or Hydroxyl Assisted CO-Activation by Rytter, Erling, Holmen, Anders

“…A mechanistic model for Fischer–Tropsch synthesis is proposed. The model contains four key steps. The first step is hydrogen assisted CO activation to formyl…”
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Termination, Isomerization, and Propagation Reactions during Ethene Polymerization Catalyzed by Cp2Zr−R+ and Cp2Zr−R+. An Experimental and Theoretical Investigation by Thorshaug, Knut, Støvneng, Jon Andreas, Rytter, Erling, Ystenes, Martin

“…Ethene polymerization in toluene has been studied in the temperature range −7 to +97 °C and pressure range 0.28 to 9 bar, using two different…”
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On the selectivity to higher hydrocarbons in Co-based Fischer–Tropsch synthesis by Rytter, Erling, Tsakoumis, Nikolaos E., Holmen, Anders

“…•There is a common pool of monomer units (CHx; CH2) on Co in FTS.•The monomer pool generates all products, independent of chain length.•Suppressing hydrogen…”
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Boosting carbon efficiency of the biomass to liquid process with hydrogen from power: The effect of H2/CO ratio to the Fischer-Tropsch reactors on the production and power consumption by Ostadi, Mohammad, Rytter, Erling, Hillestad, Magne

“…Carbon efficiency of a biomass to liquid process can be increased from ca. 30 to more than 90% by adding hydrogen generated from renewable power. The main…”
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Water as key to activity and selectivity in Co Fischer-Tropsch synthesis: γ-alumina based structure-performance relationships by Rytter, Erling, Borg, Øyvind, Tsakoumis, Nikolaos E., Holmen, Anders

“…[Display omitted] •Fischer-Tropsch synthesis on Co catalysts.•13 γ-alumina supports with varying pore characteristics.•Concurrent effect of adding water to the…”
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Evaluation of Reoxidation Thresholds for γ‑Al2O3‑Supported Cobalt Catalysts under Fischer–Tropsch Synthesis Conditions by Tsakoumis, Nikolaos E, Walmsley, John C, Rønning, Magnus, van Beek, Wouter, Rytter, Erling, Holmen, Anders

“…Size-dependent phenomena at the nanoscale influence many applications, notably in the science of heterogeneous catalysis. In cobalt-based Fischer–Tropsch…”
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