Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Keting Gui"'
Publikováno v:
Energies, Vol 16, Iss 22, p 7609 (2023)
Perovskite SCR catalysts have become a hot research topic in the field of de-NOx catalyst development. This article selects LaMnO3 with high performance as the research object, modifies the catalyst by doping some iron elements instead of manganese e
Externí odkaz:
https://doaj.org/article/881f5d89752d4c5aa48e377c8cbcf936
Publikováno v:
Energies, Vol 15, Iss 23, p 9099 (2022)
LaMnO3 with perovskite structure is a SCR de-NOx catalyst with good performance at low temperatures. In this paper, the SCR reaction process on the 010 surface of LaMnO3 catalyst was studied by DFT method, to guide the development of catalysts and th
Externí odkaz:
https://doaj.org/article/e3d09623bcbe45429eac402bfb2a3b42
Publikováno v:
Environmental Science and Pollution Research. 30:50635-50648
Publikováno v:
Journal of Environmental Chemical Engineering. 11:109625
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 133:245-258
Many SCR catalysts without V species are developed and used for the NO abatement. The content of Ca in the real flue gas will result in the deactivation of catalysts. In this work, the effect of Ca(OH)2 on the denitration performance of the Fe–Ce/T
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 132:331-345
The Fe–Ce/Ti catalysts with different molar ratios of Fe and Ce were synthesized by the precipitation method and impregnation method and used for the SCR reaction. BET, XRD, NH3-TPD, XPS, H2-TPR, UV–Vis, TEM, SEM–EDS mapping techniques were per
The synergy between manganese oxide and iron oxide in NO catalytic removal with MnFeOx/SiO2 catalyst
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 132:187-201
The catalytic NO removal efficiencies of MnFeOx/SiO2 catalysts with different Fe/Si were compared and studied. The reaction pathway analysis of NH3-SCR on the surface of MnFeOx/SiO2 catalyst was performed based on DFT calculations. The experimental r
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 130:741-751
Based on the density functional theory, the adsorption processes of NH3, and NO and O2 on the Mn active sites of MnOx/SiO2 β-cristobalite (101) surface were simulated. The results show that NH3, NO and O2 can be effectively adsorbed on the Mn active
Publikováno v:
Catalysis Letters. 150:3287-3295
Mn–Ce/TiO2 catalysts were co-pretreated with SO2 and Ca and applied for the selective catalytic reduction (SCR) of NO with ammonia. The effect of co-pretreatment of SO2 and Ca on the physicochemical properties of catalysts was investigated by BET,
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 130:195-215
The low-temperature catalytic NO removal efficiencies of catalysts with two different manganese precursors, manganese acetate (αMA catalyst) and manganese nitrate (αMN catalyst), were compared and studied. The NH3-SCR of NO tests using these cataly