[go: up one dir, main page]

Song et al., 2020 - Google Patents

FeSTi superacid catalyst for NH3-SCR with superior resistance to metal poisons in flue gas

Song et al., 2020

Document ID
7085930098825371721
Author
Song L
Yue H
Ma K
Liu W
Tian W
Liu C
Tang S
Liang B
Publication year
Publication venue
ACS Sustainable Chemistry & Engineering

External Links

Snippet

At present, commercial V2O5–WO3 (MoO3)/TiO2 catalyst for selective catalytic reduction with NH3 (NH3-SCR) shows poor resistance to alkali, alkaline-earth, and heavy metals that are normally contained in flue gas. The present work demonstrated a solid superacid FeSTi …
Continue reading at pubs.acs.org (other versions)

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20715—Zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation

Similar Documents

Publication Publication Date Title
Song et al. FeSTi superacid catalyst for NH3-SCR with superior resistance to metal poisons in flue gas
Wang et al. Improved activity and SO2 resistance by Sm-modulated redox of MnCeSmTiO X mesoporous amorphous oxides for low-temperature NH3-SCR of NO
Yan et al. Alkali and Phosphorus Resistant Zeolite-like Catalysts for NO x Reduction by NH3
Kang et al. Improved NO x reduction in the presence of SO2 by using Fe2O3-promoted halloysite-supported CeO2–WO3 catalysts
Tan et al. Ce–Si mixed oxide: a high sulfur resistant catalyst in the NH3–SCR reaction through the mechanism-enhanced process
Yan et al. Dual promotional effects of TiO2-decorated acid-treated MnO x octahedral molecular sieve catalysts for alkali-resistant reduction of NO x
Zhang et al. Design of high-performance iron–niobium composite oxide catalysts for NH3-SCR: Insights into the interaction between Fe and Nb
Xu et al. Titania–samarium–manganese composite oxide for the low-temperature selective catalytic reduction of NO with NH3
Fang et al. Mechanism of Ce-modified birnessite-MnO2 in promoting SO2 poisoning resistance for low-temperature NH3-SCR
Wang et al. Ultralow-Temperature NO x Reduction over SmMn2O5 Mullite Catalysts Via Modulating the Superficial Dual-Functional Active Sites
Wang et al. Novel Methods for Assessing the SO2 Poisoning Effect and Thermal Regeneration Possibility of MO x–WO3/TiO2 (M= Fe, Mn, Cu, and V) Catalysts for NH3-SCR
Zhang et al. Alkali-resistant catalytic reduction of NO x by using Ce–O–B alkali-capture sites
Yan et al. Unraveling the unexpected offset effects of Cd and SO2 deactivation over CeO2-WO3/TiO2 catalysts for NO x reduction
Zhou et al. Alkali-resistant NO x reduction over SCR catalysts via boosting NH3 adsorption rates by in situ constructing the sacrificed sites
Liu et al. Experimental and theoretical investigation of mesoporous MnO2 nanosheets with oxygen vacancies for high-efficiency catalytic deNO x
Jia et al. Efficient NO x abatement over alkali-resistant catalysts via constructing durable dimeric VO x species
Yang et al. Effect of V2O5 additive on the SO2 resistance of a Fe2O3/AC catalyst for NH3-SCR of NO x at low temperatures
Liu et al. Facet–activity relationship of TiO2 in Fe2O3/TiO2 nanocatalysts for selective catalytic reduction of NO with NH3: In situ DRIFTs and DFT studies
Shi et al. Controlled Synthesis of Spinel-Type Mesoporous Mn–Co Rods for SCR of NO x with NH3 at Low Temperature
Guo et al. Different poisoning effects of K and Mg on the Mn/TiO2 catalyst for selective catalytic reduction of NOx with NH3: a mechanistic study
Ding et al. Significant promotion effect of Mo additive on a novel Ce–Zr mixed oxide catalyst for the selective catalytic reduction of NO x with NH3
Chen et al. DRIFT study of CuO–CeO2–TiO2 mixed oxides for NO x reduction with NH3 at low temperatures
Lian et al. Improvement of Nb doping on SO2 resistance of VO x/CeO2 catalyst for the selective catalytic reduction of NO x with NH3
Li et al. Promotional mechanisms of activity and SO2 tolerance of NdVO x/TiO2 catalysts for selective catalytic reduction of NO x with NH3
Shen et al. Effect of K-modified blue coke-based activated carbon on low temperature catalytic performance of supported Mn–Ce/activated carbon