Hydrocarbon production rates in Fischer-Tropsch synthesis over a Fe/Cu/La/Si catalyst : = Hydrocarbon production rates in Fischer-Tropsch synthesis over a Fe/Cu/La/Si catalyst
The detailed kinetics of Fischer-Tropsch synthesis over an industrial Fe/Cu/La/Si catalyst was studied in a continuous spinning basket reactor under the conditions relevant to industrial operations. Reaction rate equations were derived on the basis of Langmuir-HinshelwoodHougen-Watson type models for Fischer-Tropsch synthesis based on possible reactions sets originated from the carbide, enolic and combined enol/carbide mechanisms. Kinetic model candidates were evaluated by the global optimization of kinetic parameters, which were realized by first minimization of multi-response objective functions with conventional Levenberg-Marquardt method. It was found that an enolic mechanism based model could produce a good fit of the experimental data. The activation energy for paraffin formation is 95 kJ mol-1 which is smaller than that for olefin formation (121 kJ mol-1 )..
Medienart: |
E-Artikel |
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Erscheinungsjahr: |
2013-01-15 2013 |
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Erschienen: |
2013-01-15 |
Enthalten in: |
Zur Gesamtaufnahme - year:2013 |
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Enthalten in: |
Journal of Energy Chemistry - (2013), 01 vom: 15. Jan., Seite 119-129 Original Letters: Enthalten in (DE-576)382032861 (DE-576)382032861 |
Reihe: |
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Sprache: |
Chinesisch |
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Weiterer Titel: |
Hydrocarbon production rates in Fischer-Tropsch synthesis over a Fe/Cu/La/Si catalyst |
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Beteiligte Personen: |
Ali Nakhaei Pour [VerfasserIn] |
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Links: |
oversea.cnki.net [lizenzpflichtig] |
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Anmerkungen: |
Author info:Ali Nakhaei Pour a , Farshad Riyahi c , Mohammad Reza Housaindokht a Mohammad Irani b , Seyed Mehdi Kamali Shahri d , Behnam Hatami b a. Department of Chemistry, Ferdowsi University of Mashhad, P. O. Box: 9177948974, Mashhad, Iran; b. Research Institute of Petroleum Industry of National Iranian Oil Company, P. O. Box: 14665-137, Tehran, Iran; c. Department of Chemical Engineering, Petroleum University of Technology (PUT), P. O. Box: 63431, Ahwaz, Iran; d. Chemical Engineering Department, Penn State University, University Park, PA 16802-4400, USA |
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Förderinstitution / Projekttitel: |
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PPN (Katalog-ID): |
CAJ402798597 |
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500 | |a Author info:Ali Nakhaei Pour a , Farshad Riyahi c , Mohammad Reza Housaindokht a Mohammad Irani b , Seyed Mehdi Kamali Shahri d , Behnam Hatami b a. Department of Chemistry, Ferdowsi University of Mashhad, P. O. Box: 9177948974, Mashhad, Iran; b. Research Institute of Petroleum Industry of National Iranian Oil Company, P. O. Box: 14665-137, Tehran, Iran; c. Department of Chemical Engineering, Petroleum University of Technology (PUT), P. O. Box: 63431, Ahwaz, Iran; d. Chemical Engineering Department, Penn State University, University Park, PA 16802-4400, USA | ||
520 | |a The detailed kinetics of Fischer-Tropsch synthesis over an industrial Fe/Cu/La/Si catalyst was studied in a continuous spinning basket reactor under the conditions relevant to industrial operations. Reaction rate equations were derived on the basis of Langmuir-HinshelwoodHougen-Watson type models for Fischer-Tropsch synthesis based on possible reactions sets originated from the carbide, enolic and combined enol/carbide mechanisms. Kinetic model candidates were evaluated by the global optimization of kinetic parameters, which were realized by first minimization of multi-response objective functions with conventional Levenberg-Marquardt method. It was found that an enolic mechanism based model could produce a good fit of the experimental data. The activation energy for paraffin formation is 95 kJ mol-1 which is smaller than that for olefin formation (121 kJ mol-1 ). | ||
610 | 2 | 4 | |a Department of Chemistry, Ferdowsi University of Mashhad |
610 | 2 | 4 | |a Department of Chemical Engineering, Petroleum University of Technology (PUT) |
610 | 2 | 4 | |a Research Institute of Petroleum Industry of National Iranian Oil Company |
610 | 2 | 4 | |a Chemical Engineering Department, Penn State University, University Park |
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