نتایج جستجو برای: methane reforming
تعداد نتایج: 31587 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+ ...
Abstract The paper describes a novel high-performance catalyst that was developed for partial oxidation of methane (POM) and dry reforming (DRM) into synthesis gas. is based on samarium cobaltite dispersed in oxide matrix. Unlike its known counterparts cobaltate, the resistant to carbonization contains active sites exhibit higher syngas productivity.
The integration of mixed ionic electronic conducting (MIEC) membranes for air separation in a small-to-medium scale unit for H2 production (in the range of 650-850 Nm3/h) via auto-thermal reforming of methane has been investigated in the present study. Membranes based on mixed ionic electronic conducting oxides such as Ba0.5Sr0.5Co0.8Fe0.2O3-δ (BSCF) give sufficiently high oxygen fluxes at temp...
In this thesis, a literature review of hybrid solar-fossil fuel power generation is first given with an emphasis on system integration and evaluation. Hybrid systems are defined as those which use solar energy and fuel simultaneously, thus excluding the viable alternative of solar thermal plants which use fossil fuels as backup. The review is divided into three main sections: performance metric...
abstract in this work, the dry reforming of methane was studied using a corona and glow discharge plasma microreactors. a chemical kinetic model was developed to understand the reaction better. the modelization allowed prediction of the reactants conversion according to the energy transfer to the gas (p×τ). the β value is trait of the energy cost, whatever this value was leeser indicated better...
In this study, we used quantum mechanics (QM) to investigate steam reforming of methane on Ni-alloy catalyst surfaces and to examine the effect of anode material modifications on the catalytic processes in a solid oxide fuel cell (SOFC). The conventional Ni anode suffers from coking, coarsening, and sulfur poisoning because of the decomposition of hydrocarbon fuels, Ni particle agglomeration at...
Hydrogen is getting increasing attention by government and industry leaders, [1], as a very environmentally attractive and clean fuel because its oxidation leads only to water formation. There is abundance of hydrogen in nature, although it is only available for exploitation in a combined state, either in water, hydrocarbons, or coal [2]. Its recovery from these natural resources requires the a...
*Correspondence: Sibudjing Kawi, Department of Chemical and Biomolecular Engineering, Faculty of Engineering, National University of Singapore, 4 Engineering Drive 4, 117576 Singapore e-mail: [email protected] This paper presents a review on the developments in catalyst technology for the reactions utilizing CO2 for high-temperature applications. These include dehydrogenation of alkanes to ol...
The focus of this review paper was to investigate innovations currently employed capture and use greenhouse gases produced within livestock farms for energy production expected future directions. methods considered data collection regarded a systematic the literature, where 50 journal articles were critically reviewed. main findings identified that conventional method used in transforming agric...
Magnesium nickel silicate (MNS) has been investigated as a catalyst to convert tars and light hydrocarbons to syngas (CO and H2) by steam reforming and CO2 reforming in the presence of H2S for biomass gasification process at NexTech Materials. It was observed that complete CH4 conversion could be achieved on MNS catalyst granules at 800–900 °C and a space velocity of 24,000 mL/g/h in a simulate...
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