Artículo
Ru–Ni/MgAl2O4 structured catalyst for CO2 methanation
Autor/es | Navarro de Miguel, Juan Carlos
Centeno Gallego, Miguel Ángel Laguna Espitia, Óscar Hernando Odriozola Gordón, José Antonio |
Departamento | Universidad de Sevilla. Departamento de Química Inorgánica |
Fecha de publicación | 2020-12 |
Fecha de depósito | 2023-09-20 |
Publicado en |
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Resumen | Novel catalytic systems should be tested for the valorization of CO2 through the Sabatier reaction, since this process is gaining great importance within strategic sectors of the chemical industry. Therefore, this work ... Novel catalytic systems should be tested for the valorization of CO2 through the Sabatier reaction, since this process is gaining great importance within strategic sectors of the chemical industry. Therefore, this work explores the feasibility of structuring a catalyst (0.5%Ru–15%Ni/MgAl2O4) for CO2 methanation using metal micromonoliths. The coating of the catalyst over the surface of the micromonoliths is carried out by means of the washcoating procedure and different characterization techniques are applied to establish possible changes in the catalyst during structuring. Regarding the performance in the Sabatier reaction, the structured systems are tested as well as the powder catalyst in order to establish the possible effects of the structuring processes. For this, variables such as catalyst loading, space velocity, inclusion of water in the feed-stream and the pressurization of the process were studied. In general, the structuring of the proposed catalyst by the reported procedure is absolutely feasible. There are no substantial changes in the main features of the catalyst and this means that its catalytic performance is not altered after the structuring process either. Furthermore, the structured system exhibits high stability in a long-term test and is comparable with other CO2 methanation catalysts reported in research to date. © 2020 Elsevier Ltd |
Agencias financiadoras | Ministerio de Ciencia, Innovación y Universidades (MICINN). España European Commission (EC). Fondo Europeo de Desarrollo Regional (FEDER) |
Identificador del proyecto | RTI2018-096294-B-C33 |
Cita | Navarro de Miguel, J.C., Centeno Gallego, M.Á., Laguna Espitia, Ó.H. y Odriozola Gordón, J.A. (2020). Ru–Ni/MgAl2O4 structured catalyst for CO2 methanation. Renewable Energy, 161, 120-132. https://doi.org/10.1016/j.renene.2020.07.055. |
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