Artículo
Versatile Ni-Ru catalysts for gas phase CO2 conversion: Bringing closer dry reforming, reverse water gas shift and methanation to enable end-products flexibility
Autor/es | Merkouri, Loukia Pantzechroula
Le Saché, Estelle Pastor Pérez, Laura Duyar, Melis S. Ramírez Reina, Tomás |
Departamento | Universidad de Sevilla. Departamento de Química Inorgánica |
Fecha de publicación | 2022 |
Fecha de depósito | 2022-09-16 |
Publicado en |
|
Resumen | Advanced catalytic materials able to catalyse more than one reaction efficiently are needed within the CO2 utilisation schemes to benefit from end-products flexibility. In this study, the combination of Ni and Ru (15 and ... Advanced catalytic materials able to catalyse more than one reaction efficiently are needed within the CO2 utilisation schemes to benefit from end-products flexibility. In this study, the combination of Ni and Ru (15 and 1 wt%, respectively) was tested in three reactions, i.e. dry reforming of methane (DRM), reverse water–gas shift (RWGS) and CO2 methanation. A stability experiment with one cycle of CO2 methanation-RWGS-DRM was carried out. Outstanding stability was revealed for the CO2 hydrogenation reactions and as regards the DRM, coke formation started after 10 h on stream. Overall, this research showcases that a multicomponent Ni-Ru/CeO2-Al2O3 catalyst is an unprecedent versatile system for gas phase CO2 recycling. Beyond its excellent performance, our switchable catalyst allows a fine control of end-products selectivity. |
Cita | Merkouri, L.P., Le Saché, E., Pastor Pérez, L., Duyar, M.S. y Ramírez Reina, T. (2022). Versatile Ni-Ru catalysts for gas phase CO2 conversion: Bringing closer dry reforming, reverse water gas shift and methanation to enable end-products flexibility. Fuel, 315, 123097. |
Ficheros | Tamaño | Formato | Ver | Descripción |
---|---|---|---|---|
pub1-s2.0-S0016236121029574-ma ... | 1.029Mb | [PDF] | Ver/ | |