NOx reduction behaviour in copper zeolite catalysts for ammonia SCR systems: A review
This paper reviews the current copper substituted zeolite catalysts, their operating
temperature ranges with NOx reduction efficiencies and their deactivation mechanisms …
temperature ranges with NOx reduction efficiencies and their deactivation mechanisms …
Advanced strategies to reduce harmful nitrogen-oxide emissions from biodiesel fueled engine
Advanced techniques have shown an effective approach to reducing nitrogen oxide (NO x)
emissions from biodiesel-fueled engines. The primary concern is higher NO x emissions …
emissions from biodiesel-fueled engines. The primary concern is higher NO x emissions …
Insight into the SO2 resistance mechanism on γ-Fe2O3 catalyst in NH3-SCR reaction: A collaborated experimental and DFT study
Y Yu, W Tan, D An, X Wang, A Liu, W Zou… - Applied Catalysis B …, 2021 - Elsevier
Abstract SO 2 poisoning of NH 3-SCR catalysts at low temperature (< 300° C) is still an
austere challenge. In this work, γ-Fe 2 O 3 was taken as a model catalyst and the effect of …
austere challenge. In this work, γ-Fe 2 O 3 was taken as a model catalyst and the effect of …
Copper single atom-triggered niobia–ceria catalyst for efficient low-temperature reduction of nitrogen oxides
To reduce nitrogen oxide (NO x) emission from diesel engines in the cold-start process
benefitting the atmospheric environment, catalysts with superior low-temperature NO x …
benefitting the atmospheric environment, catalysts with superior low-temperature NO x …
Nature of Cu Active Centers in Cu-SSZ-13 and Their Responses to SO2 Exposure
The effect (s) of SO2 on the two types of active sites on Cu-SSZ-13 NH3–SCR catalysts,
Z2Cu and ZCuOH, were investigated. Two Cu-SSZ-13 catalysts with Si: Al ratios of 6 and 30 …
Z2Cu and ZCuOH, were investigated. Two Cu-SSZ-13 catalysts with Si: Al ratios of 6 and 30 …
Synthesis and catalytic performance of Cu1Mn0. 5Ti0. 5Ox mixed oxide as low-temperature NH3-SCR catalyst with enhanced SO2 resistance
A new type of low-temperature NH 3-SCR catalyst with a chemical composition of Cu w Mn y
Ti 1-y O x was prepared from layered double hydroxides precursors for the first time. The …
Ti 1-y O x was prepared from layered double hydroxides precursors for the first time. The …
Novel shielding and synergy effects of Mn-Ce oxides confined in mesoporous zeolite for low temperature selective catalytic reduction of NOx with enhanced SO2/H2O …
Nitrogen oxides (NO x) are a primary source of air pollutants from combustion of fossil fuels.
Though Mn-Ce based catalysts exhibit superior low temperature activities, their water and …
Though Mn-Ce based catalysts exhibit superior low temperature activities, their water and …
Cu/SSZ-13 zeolites prepared by in situ hydrothermal synthesis method as NH3-SCR catalysts: Influence of the Si/Al ratio on the activity and hydrothermal properties
H Jiang, B Guan, H Lin, Z Huang - Fuel, 2019 - Elsevier
This study focuses on investigating the influence of Si/Al ratio on the performance of
hydrothermally aged Cu/SSZ-13 catalysts prepared by in situ hydrothermal synthesis …
hydrothermally aged Cu/SSZ-13 catalysts prepared by in situ hydrothermal synthesis …
Titania–Samarium–Manganese Composite Oxide for the Low-Temperature Selective Catalytic Reduction of NO with NH3
Q Xu, Z Fang, Y Chen, Y Guo, Y Guo… - Environmental …, 2020 - ACS Publications
A novel Ti-doped Sm–Mn mixed oxide (TiSmMnO x) was first designed for the selective
catalytic reduction (SCR) of NO x with NH3 at a low temperature. The TiSmMnO x catalyst …
catalytic reduction (SCR) of NO x with NH3 at a low temperature. The TiSmMnO x catalyst …
Progress and future challenges in passive NO adsorption over Pd/zeolite catalysts
Future emission standards are becoming increasingly stringent. Around 50% of targeted
tailpipe emissions are emitted during the cold-start period, mainly due to the ineffectiveness …
tailpipe emissions are emitted during the cold-start period, mainly due to the ineffectiveness …