GB0211971D0 - Spark ignition engine including three-way catalyst - Google Patents

Spark ignition engine including three-way catalyst

Info

Publication number
GB0211971D0
GB0211971D0 GBGB0211971.7A GB0211971A GB0211971D0 GB 0211971 D0 GB0211971 D0 GB 0211971D0 GB 0211971 A GB0211971 A GB 0211971A GB 0211971 D0 GB0211971 D0 GB 0211971D0
Authority
GB
United Kingdom
Prior art keywords
way catalyst
spark ignition
ignition engine
engine including
spark
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
GBGB0211971.7A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Matthey PLC filed Critical Johnson Matthey PLC
Priority to GBGB0211971.7A priority Critical patent/GB0211971D0/en
Publication of GB0211971D0 publication Critical patent/GB0211971D0/en
Priority to PCT/GB2003/002200 priority patent/WO2003100228A1/en
Priority to US10/515,529 priority patent/US20060075740A1/en
Priority to KR10-2004-7018993A priority patent/KR20050013996A/en
Priority to JP2004507658A priority patent/JP4494201B2/en
Priority to EP03725426A priority patent/EP1507964A1/en
Ceased legal-status Critical Current

Links

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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • 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
    • B01D53/9495—Controlling the catalytic process
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/16—Oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0806—NOx storage amount, i.e. amount of NOx stored on NOx trap
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
GBGB0211971.7A 2002-05-24 2002-05-24 Spark ignition engine including three-way catalyst Ceased GB0211971D0 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GBGB0211971.7A GB0211971D0 (en) 2002-05-24 2002-05-24 Spark ignition engine including three-way catalyst
PCT/GB2003/002200 WO2003100228A1 (en) 2002-05-24 2003-05-21 Spark ignition engine including three-way catalyst with nox storage component
US10/515,529 US20060075740A1 (en) 2002-05-24 2003-05-21 Spark ignition engine including three-way catalyst with nox storage component
KR10-2004-7018993A KR20050013996A (en) 2002-05-24 2003-05-21 Spark ignition engine including three-way catalyst with nox storage component
JP2004507658A JP4494201B2 (en) 2002-05-24 2003-05-21 Spark ignition engine including a three-way catalyst containing NOx storage components
EP03725426A EP1507964A1 (en) 2002-05-24 2003-05-21 Spark ignition engine including three-way catalyst with nox storage component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0211971.7A GB0211971D0 (en) 2002-05-24 2002-05-24 Spark ignition engine including three-way catalyst

Publications (1)

Publication Number Publication Date
GB0211971D0 true GB0211971D0 (en) 2002-07-03

Family

ID=9937339

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0211971.7A Ceased GB0211971D0 (en) 2002-05-24 2002-05-24 Spark ignition engine including three-way catalyst

Country Status (6)

Country Link
US (1) US20060075740A1 (en)
EP (1) EP1507964A1 (en)
JP (1) JP4494201B2 (en)
KR (1) KR20050013996A (en)
GB (1) GB0211971D0 (en)
WO (1) WO2003100228A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4434038B2 (en) * 2004-04-05 2010-03-17 株式会社デンソー Exhaust gas purification device for internal combustion engine
DE102004043421A1 (en) * 2004-09-06 2006-03-23 W.C. Heraeus Gmbh Catalyst for 2-stroke engines or small engines
FR2892766A1 (en) * 2005-10-27 2007-05-04 Renault Sas Propulsion system for motor vehicle e.g. commercial vehicle, has logic controller triggering injection of required quantity when ratio between required quantity and nitrogen oxide quantity is less than triggering threshold
DE102005063204B4 (en) * 2005-12-31 2015-08-20 Volkswagen Ag Design and operation of a lean-running internal combustion engine with adapted exhaust aftertreatment
DE102007019460A1 (en) * 2007-04-25 2008-11-06 Man Nutzfahrzeuge Ag aftertreatment system
US8056544B2 (en) * 2008-08-27 2011-11-15 Ford Global Technologies, Llc Exhaust gas recirculation (EGR) system
US8906330B2 (en) 2009-05-04 2014-12-09 Basf Corporation Lean HC conversion of TWC for lean burn gasoline engines
DE102010028373A1 (en) 2010-04-29 2011-11-03 Ford Global Technologies, Llc Method for monitoring operating condition of nitrogen oxide-storage catalyst in exhaust gas system of internal combustion engine, involves inducing fully loaded condition of nitrogen oxide-storage catalyst
DE102010028371A1 (en) 2010-04-29 2011-11-03 Ford Global Technologies, Llc Method for controlling exhaust emission of spark ignited Otto engine, involves obtaining modified lambda nominal value by nominal lambda reference value such that dynamic correction terms are added to nominal lambda reference value
US9309823B2 (en) * 2014-01-13 2016-04-12 GM Global Technology Operations LLC Exhaust gas recirculation cooler protection system and method
US10329979B2 (en) 2015-09-15 2019-06-25 Ai Alpine Us Bidco Inc Engine controller and methods for controlling emission and power generation system using the same
WO2017082563A1 (en) * 2015-11-10 2017-05-18 희성촉매 주식회사 Exhaust purification catalyst for stoichiometrically operated gasoline engine
GB2555483B (en) * 2016-11-01 2020-02-26 Jaguar Land Rover Ltd Exhaust gas treatment method and apparatus
JP7110837B2 (en) * 2018-09-04 2022-08-02 トヨタ自動車株式会社 Exhaust purification system for internal combustion engine

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3328318B2 (en) 1992-05-22 2002-09-24 トヨタ自動車株式会社 Exhaust gas purification method
US5622047A (en) * 1992-07-03 1997-04-22 Nippondenso Co., Ltd. Method and apparatus for detecting saturation gas amount absorbed by catalytic converter
JP3291086B2 (en) 1993-09-24 2002-06-10 トヨタ自動車株式会社 Exhaust gas purification catalyst and exhaust gas purification method
JP3899534B2 (en) 1995-08-14 2007-03-28 トヨタ自動車株式会社 Exhaust gas purification method for diesel engine
JP3395525B2 (en) * 1996-06-10 2003-04-14 株式会社日立製作所 Internal combustion engine exhaust gas purification catalyst and purification method
CA2257949C (en) * 1996-06-10 2003-02-11 Hitachi, Ltd. Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine
GB9615123D0 (en) 1996-07-18 1996-09-04 Johnson Matthey Plc Three-way conversion catalysts and methods for the preparation therof
GB9713428D0 (en) 1997-06-26 1997-08-27 Johnson Matthey Plc Improvements in emissions control
GB9800325D0 (en) 1998-01-09 1998-03-04 Johnson Matthey Plc Improvements in catalytic materials
GB2355944B (en) * 1998-09-18 2001-11-14 Toyota Motor Co Ltd An exhaust gas purification device for an internal combustion engine
JP3370957B2 (en) * 1998-09-18 2003-01-27 トヨタ自動車株式会社 Exhaust gas purification device for internal combustion engine
JP2000282848A (en) * 1999-03-30 2000-10-10 Nissan Motor Co Ltd Exhaust emission control device for internal combustion engine
JP4465799B2 (en) * 1999-04-20 2010-05-19 マツダ株式会社 Exhaust gas purification device, exhaust gas purification method, and exhaust gas purification catalyst
JP3693855B2 (en) * 1999-06-07 2005-09-14 三菱電機株式会社 Air-fuel ratio control device for internal combustion engine
EP1201302B1 (en) * 2000-02-22 2007-08-08 Mazda Motor Corporation Exhaust gas purifying catalyst and production method for exhaust gas purifying catalyst
JP3858554B2 (en) * 2000-02-23 2006-12-13 株式会社日立製作所 Engine exhaust purification system

Also Published As

Publication number Publication date
JP4494201B2 (en) 2010-06-30
US20060075740A1 (en) 2006-04-13
KR20050013996A (en) 2005-02-05
WO2003100228A1 (en) 2003-12-04
JP2005534841A (en) 2005-11-17
EP1507964A1 (en) 2005-02-23

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)