نتایج جستجو برای: co2 reforming of methane
تعداد نتایج: 21178972 فیلتر نتایج به سال:
چکیده یک مدل یک بعدی و غیر همگن برای بررسی عملکرد راکتور فیشرتروپش (ft) که خوراک ورودی آن توسط دو راکتور اکسایش زوجی متان (ocm) و ریفورمینگ با بخار متان (srm) حاصل شده است، در دو پیکربندی به صورت دو راکتور پشت سر هم ft-ocm و ft-srm مورد بررسی قرار گرفته شد. در این مورد، co و h2 که به مقدار بیشتر در محصولات srm و مقدار کمتری در محصولات ocm وجود داشتند، می توانستند در سنتز ft مصرف شوند و به c2+ ...
Catalytic partial oxidation (CPOX) has recently received particular attention because it is one of the most attractive technologies for the production of syngas and hydrogen in small to medium scales. Current study subjected to partial oxidation reforming which have simultaneously studied the effect of the fuel composition and flow rates of methane-oxygen mixed gas on the SOFCs performances. In...
Isotopic tracer and kinetic measurements were used to determine the identity and reversibility of elementary steps required for CH4–CO2 , CH4–H2O and CH4 decomposition reactions on supported Ir clusters. The results led to a simple and rigorous mechanism that includes steps required for these reactions as well as water–gas shift reactions. All three CH4 reactions gave similar forward rates, rat...
There is a growing need for hydrogen and a future hydrogen economy is high on the political agenda. But where should the hydrogen come from? The “sustainable” routes are still too expensive. Steam reforming of hydrocarbons is the most feasible route today. If CO2-sequestration is accepted, fossil fuels may play an important role in a starting future “hydrogen economy”. This will happen by use o...
Hierarchical porous silica-supported nickel catalysts modified with different amounts of lanthanum (La) were synthesized via “one-pot” method using cetyltrimethylammonium bromide as template, urea precipitant, and tetraethyl orthosilicate silica source. Their catalytic performances evaluated in dry reforming methane under conditions (La loading, reaction temperature, time on stream). The spent ...
Decarbonization of the energy sector is a topic paramount importance to avoid irreversible global warming. Hydrogen has been considered as most suitable option replace fossil fuels in industrial, residential and transport applications. However, hydrogen production almost limited reforming hydrocarbons, which release large amounts CO2, thus requiring several downstream purification processes. Ca...
results the modeling results showed that for the gas recovery starting in 2000 and 2015, the power generation would be 2,354 and 830 mw, respectively. in fact, the 15-year difference in gas extraction made a 200% difference. based on the results, from 2000 to 2100, 558 m3/hour of methane would be extracted, which would be equivalent to 2,354 mw energy. subsequently, the emission of 93,721,837 t...
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