[go: up one dir, main page]

Klingstedt et al., 2006 - Google Patents

Toward improved catalytic low-temperature NO x removal in diesel-powered vehicles

Klingstedt et al., 2006

Document ID
13365246169072214068
Author
Klingstedt F
Arve K
Eränen K
Murzin D
Publication year
Publication venue
Accounts of chemical research

External Links

Snippet

The potential of different catalytic after treatment techniques to meet future diesel emission standards, which are strongly shifted toward urban driving conditions including cold start, are critically discussed in this Account and evaluated for their suitability for commercial …
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
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/20—Exhaust after-treatment
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2067—Urea
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases

Similar Documents

Publication Publication Date Title
Klingstedt et al. Toward improved catalytic low-temperature NO x removal in diesel-powered vehicles
Madia et al. The effect of an oxidation precatalyst on the NO x reduction by ammonia SCR
Shi et al. NH3-SCR performance of fresh and hydrothermally aged Fe-ZSM-5 in standard and fast selective catalytic reduction reactions
Liu et al. Experimental investigation on N2O formation during the selective catalytic reduction of NOx with NH3 over Cu-SSZ-13
Ma et al. Propene poisoning on three typical Fe-zeolites for SCR of NO x with NH3: From mechanism study to coating modified architecture
Madia et al. Side reactions in the selective catalytic reduction of NO x with various NO2 fractions
Li et al. Low-temperature selective catalytic reduction of NOx with NH3 over metal oxide and zeolite catalysts—A review
Heo et al. Urealess NOx reduction by carbon monoxide in simulated lean-burn exhausts
Xu et al. Dynamic change of active sites of supported vanadia catalysts for selective catalytic reduction of nitrogen oxides
Li et al. Pd-doped perovskite: An effective catalyst for removal of NO x from lean-burn exhausts with high sulfur resistance
Xu et al. Mechanism of the H2 effect on NH3-selective catalytic reduction over Ag/Al2O3: kinetic and diffuse reflectance infrared fourier transform spectroscopy studies
Krocher et al. Combination of V2O5/WO3− TiO2, Fe− ZSM5, and Cu− ZSM5 Catalysts for the Selective Catalytic Reduction of Nitric Oxide with Ammonia
Forzatti et al. New “enhanced NH3-SCR” reaction for NOx emission control
Yao et al. N2O formation mechanism during low-temperature NH3-SCR over Cu-SSZ-13 catalysts with different Cu loadings
EP3463629B1 (en) Method and system for treating nox in exhaust gas from stationary emission sources
Zhou et al. Marine emission pollution abatement using ozone oxidation by a wet scrubbing method
Cheng et al. Mechanism of NH3 Selective Catalytic Reduction Reaction for NO x Removal from Diesel Engine Exhaust and Hydrothermal Stability of Cu–Mn/Zeolite Catalysts
Granger Challenges and breakthroughs in post-combustion catalysis: how to match future stringent regulations
Cho et al. Selective catalytic reduction of NOx by diesel fuel: Plasma-assisted HC/SCR system
Heo et al. Combination of photocatalysis and HC/SCR for improved activity and durability of DeNOx catalysts
Choi et al. Review of recent after-treatment technologies for de-NOx process in diesel engines
Mihai et al. Evaluation of an integrated selective catalytic reduction-coated particulate filter
Schmieg et al. Evaluation of supplier catalyst formulations for the selective catalytic reduction of NO x with ammonia
Li et al. Mechanism of catalytic oxidation of NO over Mn–Co–Ce–Ox catalysts with the aid of nonthermal plasma at low temperature
Narula et al. Materials issues related to catalysts for treatment of diesel exhaust