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- W2046405524 abstract "The rate of catalytic decomposition of methanol in the presence of steam has been studied using a commercial Girdler G66B CuO-ZnO low temperature shift catalyst from 150 to 250°C at atmospheric pressure. The mole ratio of steam to methanol was varied from 0 to 1.5, and the feed rates covered the range from 300 to 1400 kg s/mol. The data were successfully correlated using a simple reaction network involving CH3OH, H2O, CO and H2. A conventional reversible reaction rate equation was used which included a resistance term for site blockage by a CO surface complex. The methanol decomposition rate constants showed satisfactory Arrhenius behaviour with an activation energy of about 96 kJ/mole. On a étudié la vitesse de décomposition catalytique du méthanol en présence de vapeur d'eau, en employant un catalyseur commercial de la réaction du gaz à l'eau à basse température (150 à 250°C à la pression atmosphérique) Girdler G66B CuO-ZnO. On a fait varier le rapport molaire vapeur d'eau/méthanol de 0 à 1,5 et les vitesses d'alimentation ont varié de 300 à 1400 kg s/mol. On a obtenu une bonne corrélation des résultats obtenus, en employant une série simple d'étapes réactionnelles impliquant CH3OH, H2O, CO et H2. On a employé une équation classique pour la vitesse des réactions réversibles qui inclut un terme de résistance pour le blocage des sites par un complexe de surface du CO. Les constantes de vitesse de décomposition du méthanol suivent bien la loi d'Arrhénius avec une énergie d'activation d'environ 96 kJ/mole" @default.
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- W2046405524 date "1985-08-01" @default.
- W2046405524 modified "2023-10-15" @default.
- W2046405524 title "Hydrogen production by the catalytic steam reforming of methanol: Part 2: Kinetics of methanol decomposition using girdler G66B catalyst" @default.
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- W2046405524 doi "https://doi.org/10.1002/cjce.5450630412" @default.
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