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Article
The Influence of Platinum Additives on the Activity and Stability of Rh-Containing Catalyst for the Conversion of Diesel Fuel into Synthesis Gas
The influence of platinum additives on the properties of rhodium catalysts in the processes of steam reforming and autothermal reforming of diesel fuel was investigated. It was found that Rh/CZF was more activ...
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Article
Methanol Decomposition to Synthesis Gas over Supported Platinum-Containing Catalysts
The properties of supported Pt-containing granular (Pt/Ce0.75Zr0.25O2 – δ) and structured catalysts (Pt/Ce0.75Zr0.25O2 – δ/η-Al2O3/FeCrAl) in methanol decomposition to synthesis gas for feeding solid oxide fuel c...
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Article
Thermodynamic Aspects of Dimethoxymethane Conversion into Hydrogen-Rich Gas
A thermodynamic analysis of the conversion of dimethoxymethane by steam reforming and partial oxidation into a hydrogen-rich gas for fuel cell feeding has been carried out. Calculations were carried out at a p...
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Article
A Study of the Electrochemical Characteristics of Single-Chamber Solid Oxide Fuel Cells Based on Platinum and Strontium-Doped Lanthanum Manganite Electrodes and Fed with a Methane–Air Mixture
The properties of single-chamber solid oxide fuel cells (SC SOFCs) composed of an electrolyte based on yttria-stabilized zirconia (YSZ), a platinum anode, and a strontium-doped lanthanum manganite (LSM) cathod...
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Article
Performance of Single-Chamber Solid Oxide Fuel Cells Based on Ni and Ni–Cu Alloy Anodes and Fed with a Methane–Air Mixture
The electrochemical characteristics of Ni|YSZ|LSM and Ni–Cu|YSZ|LSM single-chamber solid oxide fuel cells fed with a methane–air mixture ([CH4]/[O2] molar ratio of 2) in a temperature range of 550–700°C have been...
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Article
Low-Temperature Steam Conversion of Natural Gas to Methane–Hydrogen Mixtures
A thermodynamic analysis is performed of the patterns of steam conversion of natural gas at temperatures of 300–600°C, pressures of 0.1–4 MPa and H2O : C molar ratios of 0.8‒1.2. Under these conditions, the react...
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Article
Design of Catalytic Polyfunctional Nanomaterials for the Hydrogen Production Processes
The processes of hydrogen production from various types of fossil and renewable fuels are energy-intensive multi-route chemical reactions, and for their efficient implementation it is necessary to use selectiv...
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Article
Studying the Interaction between Water Vapor and a γ-Al2O3 Surface by IR Spectroscopy
The interaction between a γ-Al2O3 surface and vapors of H2O and D2O is studied via IR spectroscopy. It is shown that surface hydroxyl groups of ОН and OD form at temperatures as low as 100–200°С. It is estimated ...
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Article
Prereforming of Arctic Diesel Fuel into Syngas
The possibility of using arctic low-sulfur diesel fuel for the production of syngas suitable for solid-oxide fuel cells (SOFSs) in a single stage via the prereforming reaction over Ni-MgO structured catalysts ...
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Article
Production of Pure Hydrogen from Diesel Fuel by Steam Pre-Reforming and Subsequent Conversion in a Membrane Reactor
The results of experimental study and mathematical modeling of a fuel processor for the production of pure hydrogen from diesel fuel with a productivity of 600–700 g (H2)/h, consisting of an adiabatic reactor for...
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Article
Gas-Phase Carbonylation of Dimethoxymethane to Methyl Methoxyacetate on Solid Acids: The Effect of Acidity on the Catalytic Activity
The gas-phase carbonylation reaction of dimethoxymethane (DMM) to methyl methoxyacetate on different solid acids was studied. It was established that this reaction was accompanied by the occurrence of a side r...
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Article
Steam reforming of dimethoxymethane, methanol and dimethyl ether on CuO–ZnO/γ-Al2O3 catalyst
The performance of a СuO–ZnO/γ-Al2O3 catalyst for the reactions of methanol, dimethyl ether (DME) and dimethoxymethane (DMM) steam reforming (SR) to hydrogen-rich gas was studied. The catalyst was found to be act...
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Article
Kinetics of low-temperature steam reforming of propane in a methane excess on a Ni-based catalyst
Systematic studies were performed on low-temperature steam conversion or low-temperature steam reforming (LTSR) of propane in an excess of methane on a Ni-based catalyst. The LTSR of the methane–propane mixtur...
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Article
Diesel fuel pre-reforming into methane-hydrogen mixtures
The pre-reforming of diesel fuel combined with subsequent steam reforming of pre-reforming products integrated with membrane separation of hydrogen is the most promising way of obtaining pure hydrogen for fuel...
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Article
Cathodic materials for intermediate-temperature solid oxide fuel cells based on praseodymium nickelates-cobaltites
A unique combination of methods (TPD of O2, thermogravimetry, isotopic heteroexchange of oxygen in different modes) was used to carry out detailed studies of oxygen mobility and reactivity in mixed praseodymium n...
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Article
Catalytic reforming of hydrocarbon feedstocks into fuel for power generation units
The feasibility of realization of the multifuel operation principle, specifically, production of a hydrogen-containing gas from various types of hydrocarbon feedstocks using the same catalyst under similar rea...
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Article
Steam reforming of dimethoxymethane to hydrogen-rich gas for fuel cell feeding application
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Article
Baroelectrocatalytic effect: an existence prognosis
For electrocatalytic reactions proceeding in electrochemical cells, an effect of mechanical loading of the electrodes on the electrocatalytic reaction rate is predicted.
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Article
Effect of internal diffusion on preferential CO oxidation in a hydrogen-rich mixture on a copper-cerium oxide catalyst in a microchannel reactor
The effect of internal diffusion on preferential CO oxidation in a hydrogen-rich mixture on a copper-cerium catalyst in a microchannel reactor was estimated. It was found that the internal effectiveness factor ηC...
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Article
Bimetallic Rh-Co/ZrO2 catalysts for ethanol steam reforming into hydrogen-containing gas
The properties of supported bimetallic Rh-Co/ZrO2 catalysts in ethanol steam reforming into hydrogen-containing gas were studied. The particles of Rh-Co solid solutions on the catalyst surface were prepared by th...
