Modeling Steam Gasification of Orimulsion in the Presence of KOH: A Strategy for High-Yield Hydrogen Production
Autor: | R. Shahsavan-Markadeh, S.-M. Beheshti, Hojat Ghassemi |
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Rok vydání: | 2014 |
Předmět: |
Orimulsion
Hydrogen business.industry General Chemical Engineering Energy Engineering and Power Technology chemistry.chemical_element General Chemistry Geotechnical Engineering and Engineering Geology Methane Catalysis Steam reforming chemistry.chemical_compound Fuel Technology chemistry Yield (chemistry) Heat of combustion Process engineering business Hydrogen production |
Zdroj: | Petroleum Science and Technology. 33:218-225 |
ISSN: | 1532-2459 1091-6466 |
DOI: | 10.1080/10916466.2014.966917 |
Popis: | Production of hydrogen rich gases from heavy oils via potassium-catalyzed steam gasification is a promising approach toward cleaner fuel production, suitable for fuel cell applications. The authors developed a zero-dimensional mathematical model to simulate the steam gasification of Orimulsion with KOH as a catalyst, based on an equilibrium model. The model is compared with the numerical results and data from an experimental study, showing a good agreement with it. This research activity presents a large number of predicted data of catalytic gasification, aiming to survey the effects of reaction temperature, gasification pressure, steam/fuel ratio, and KOH/fuel ratio on gas product compositions. It also provides useful indications for its optimal choice. Results illustrate that the pressurized operation slightly increases methane concentration as well as the production of higher heating value gas, while decreasing the hydrogen concentration. |
Databáze: | OpenAIRE |
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