[go: up one dir, main page]

Southward et al., 2009 - Google Patents

An investigation into the NO2-decoupling of catalyst to soot contact and its implications for catalysed DPF performance

Southward et al., 2009

Document ID
16304973660875085611
Author
Southward B
Basso S
Publication year
Publication venue
SAE International Journal of Fuels and Lubricants

External Links

Snippet

A study of the impact of the exhaust environment and catalyst composition on the performance of direct soot oxidation catalysts has been performed. In agreement with previous studies it is noted that contact efficiency between soot and catalyst dictates soot …
Continue reading at www.jstor.org (other versions)

Classifications

    • 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
    • Y02T10/22—Three way catalyst technology, i.e. oxidation or reduction at stoichiometric equivalence ratio
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • 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
    • B01J37/024—Multiple impregnation or coating

Similar Documents

Publication Publication Date Title
Yang et al. A Review on the Impact of SO2 on the Oxidation of NO, Hydrocarbons, and CO in Diesel Emission Control Catalysis
JP6683680B2 (en) Nitrogen oxide reduction catalyst
US8246923B2 (en) High Pd content diesel oxidation catalysts with improved hydrothermal durability
US9486783B2 (en) Systems and methods for using copper-manganese spinel as active phase for diesel oxidation applications
Shelef et al. Twenty-five years after introduction of automotive catalysts: what next?
Kim et al. The effect of Pt-Pd ratio on oxidation catalysts under simulated diesel exhaust
CN102006923B (en) Continuous diesel soot control with minimal back pressure penality using conventional flow substrates and active direct soot oxidation catalyst disposed thereon
KR101571659B1 (en) Base metal and base metal modified diesel oxidation catalysts
KR20180111903A (en) Multi-layer nitrogen oxide storage catalyst containing manganese
GB2476573A (en) NOx trap with an upstream and downstream zone
Zheng et al. A comparative study of Rh-only, Pd-only and Pd/Rh catalysts
US20150352495A1 (en) Catalyst and method for the reduction of nitrogen oxides
US20100077727A1 (en) Continuous diesel soot control with minimal back pressure penatly using conventional flow substrates and active direct soot oxidation catalyst disposed thereon
Getsoian et al. Sensitivity of three-way catalyst light-off temperature to air-fuel ratio
Ho et al. Advantages of high-siliceous zeolites in the reactivity and stability of diesel oxidation catalysts
Southward et al. An investigation into the NO2-decoupling of catalyst to soot contact and its implications for catalysed DPF performance
Vedyagin et al. Purification of gasoline exhaust gases using bimetallic Pd–Rh/δ-Al2O3 catalysts
Gieshoff et al. Regeneration of catalytic diesel particulate filters
CN101628235A (en) Multifunctional catalyst for diesel exhaust gas cleaning applications and manufacture method thereof
US8227373B1 (en) Exhaust gas purification catalysts and methods of making the same
Southward et al. On the development of low PGM content direct soot combustion catalysts for diesel particulate filters
TWI885294B (en) Catalyst article for exhaust system of natural gas engine
Li et al. Impact of Rh Oxidation State on NOx Reduction Performance of Multi-Component Lean NOx Trap (LNT) Catalyst
Bensaid et al. Appraisal of a De-NO x System Based on H2 for Light-Duty Diesel Engine Vehicles
Rohart et al. Acidic Zirconia mixed oxides for NH 3-SCR catalysts for PC and HD applications