[HTML][HTML] Coated monolithic catalysts for better selective catalytic reduction: Concerns about structural integrity, catalytic activity and anti-poisoning performance

Y Huang, Z Yu, M Guo, H Liu, X Liu, J Han, S Cui… - Catalysis …, 2023 - Elsevier
Rational development of high-performance catalysts for selective catalytic reduction (SCR)
is important for NO x removal. As the most widely used commercial catalysts, coated …

3D reconstruction and pore-scale modeling of coated catalytic filters for automotive exhaust gas aftertreatment

P Kočí, M Isoz, M Plachá, A Arvajová, M Václavík… - Catalysis Today, 2019 - Elsevier
This paper introduces a newly developed methodology for the pore-scale simulation of flow,
diffusion and reaction in the coated catalytic filter. 3D morphology of the porous filter wall …

The Anatomy of Amorphous, Heterogeneous Catalyst Pellets

SP Rigby - Materials, 2023 - mdpi.com
This review focuses on disordered, or amorphous, porous heterogeneous catalysts,
especially those in the forms of pellets and monoliths. It considers the structural …

Impact of washcoat distribution on the catalytic performance of gasoline particulate filters as predicted by lattice Boltzmann simulations

I Belot, D Vidal, R Greiner, M Votsmeier… - Chemical Engineering …, 2021 - Elsevier
The impact of catalyst distribution within the porous wall of a coated gasoline particulate filter
on its catalytic performance is investigated. Sections of catalyzed filter wall with different …

Effective modeling of coupled reaction and transport inside the catalytic filter wall

J Němec, M Plachá, P Kočí - Chemical Engineering Journal, 2023 - Elsevier
A new extension of 1D mathematical model describing diffusion limitation in a catalytic filter
wall is proposed. Transport limitations in the flowing gas inside free pores and in the coated …

Global kinetic model of NO oxidation on Pd/γ-Al2O3 catalyst including PdOx formation and reduction by CO and C3H6

AB Arvajová, P Boutikos, R Pečinka, P Kočí - Applied Catalysis B …, 2020 - Elsevier
Pd is often used in diesel oxidation catalysts (DOC) together with Pt to ensure thermal
stability and durability. Besides CO and hydrocarbon oxidation, NO oxidation is important for …

Synergy effects analysis on CDPF regeneration performance enhancement and NOx concentration reduction of NH3–SCR over Cu–ZSM–5

C Zhong, J Tan, H Zuo, X Wu, S Wang, J Liu - Energy, 2021 - Elsevier
To improve the synergy effects of post-processing equipment and decrease diesel engine
emissions, the after-treatment synergy model is established to analyze the soot regeneration …

Structure characterisation of catalytic particulate filters for automotive exhaust gas aftertreatment

M Václavík, M Plachá, P Kočí, M Svoboda… - Materials …, 2017 - Elsevier
Modern automobiles with internal combustion engine are equipped with several different
converters of exhaust gas and a particulate filter. The size and cost of exhaust aftertreatment …

Experimental and modeling study of selective ammonia oxidation on multi-functional washcoated monolith catalysts

S Shrestha, MP Harold, K Kamasamudram - Chemical Engineering Journal, 2015 - Elsevier
An experimental and modeling study of the selective oxidation of ammonia to N 2 on
washcoated multi-functional Pt/Al 2 O 3+ Fe–ZSM-5 monolith catalysts is reported. The …

Mg modified MnOx-CeO2-δ catalyst for low temperature complete oxidation of simulated diesel engine exhaust

NR Lavande, RK More, PM More - Applied Surface Science, 2020 - Elsevier
The series of Mg doped MnO x CeO 2-δ were prepared by co-precipitation and investigated
for complete oxidation of propene, CO and simulated diesel engine exhaust. The optimized …