DE69200423D1 - Vorrichtung zur Reinigung von Abgasen eines Verbrennungsmotors. - Google Patents

Vorrichtung zur Reinigung von Abgasen eines Verbrennungsmotors.

Info

Publication number
DE69200423D1
DE69200423D1 DE69200423T DE69200423T DE69200423D1 DE 69200423 D1 DE69200423 D1 DE 69200423D1 DE 69200423 T DE69200423 T DE 69200423T DE 69200423 T DE69200423 T DE 69200423T DE 69200423 D1 DE69200423 D1 DE 69200423D1
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
exhaust gases
cleaning exhaust
cleaning
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.)
Expired - Lifetime
Application number
DE69200423T
Other languages
English (en)
Other versions
DE69200423T2 (de
Inventor
Shinichi Takeshima
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE69200423D1 publication Critical patent/DE69200423D1/de
Publication of DE69200423T2 publication Critical patent/DE69200423T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/36—Arrangements for supply of additional fuel
    • 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]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific device
    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2033—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using a fuel burner or introducing fuel into exhaust duct
    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. by adjusting the dosing of reducing agent
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0422—Methods of control or diagnosing measuring the elapsed time
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F02M26/15—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system in relation to engine exhaust purifying apparatus
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
DE69200423T 1991-03-13 1992-03-10 Vorrichtung zur Reinigung von Abgasen eines Verbrennungsmotors. Expired - Lifetime DE69200423T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3072057A JP2887933B2 (ja) 1991-03-13 1991-03-13 内燃機関の排気浄化装置

Publications (2)

Publication Number Publication Date
DE69200423D1 true DE69200423D1 (de) 1994-10-27
DE69200423T2 DE69200423T2 (de) 1995-02-09

Family

ID=13478378

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69200423T Expired - Lifetime DE69200423T2 (de) 1991-03-13 1992-03-10 Vorrichtung zur Reinigung von Abgasen eines Verbrennungsmotors.

Country Status (4)

Country Link
US (1) US5209061A (de)
EP (1) EP0503882B1 (de)
JP (1) JP2887933B2 (de)
DE (1) DE69200423T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6286993B1 (en) 1998-08-07 2001-09-11 Daimlerchrysler Ag Method for forming a signal representing the instantaneous temperature of a catalytic converter

Families Citing this family (110)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960002348B1 (ko) * 1991-10-03 1996-02-16 도요다 지도오샤 가부시끼가이샤 내연기관의 배기정화장치
EP0597106B1 (de) * 1991-10-14 1997-04-02 Toyota Jidosha Kabushiki Kaisha Abgasreinigungsanlage für brennkraftmaschinen
JP2783074B2 (ja) * 1991-10-29 1998-08-06 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE69218183T2 (de) * 1991-12-27 1997-07-31 Toyoda Chuo Kenkyusho Kk Vorrichtung zur emissionsregelung in einem verbrennungsmotor
US5437153A (en) * 1992-06-12 1995-08-01 Toyota Jidosha Kabushiki Kaisha Exhaust purification device of internal combustion engine
DE69326417T2 (de) * 1992-06-12 2000-04-13 Toyota Jidosha K.K., Toyota Abgasemissionssteuerungssystem für verbrennungsmotoren
JP2605586B2 (ja) * 1992-07-24 1997-04-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2605553B2 (ja) * 1992-08-04 1997-04-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2692530B2 (ja) * 1992-09-02 1997-12-17 トヨタ自動車株式会社 内燃機関
JP2605556B2 (ja) * 1992-10-13 1997-04-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5483795A (en) * 1993-01-19 1996-01-16 Toyota Jidosha Kabushiki Kaisha Exhaust purification device of internal combustion engine
FR2701568B1 (fr) * 1993-02-10 1995-05-05 Siemens Automotive Sa Procédé et dispositif de mesure numérique d'une tension variant dans une plage de tension prédéterminée et leurs utilisations.
JP2760251B2 (ja) * 1993-03-12 1998-05-28 トヨタ自動車株式会社 内燃機関の排気ガス浄化装置
JP3272465B2 (ja) * 1993-03-31 2002-04-08 マツダ株式会社 エンジンの排気ガス浄化装置
DE4310961C1 (de) * 1993-04-03 1994-03-10 Mtu Friedrichshafen Gmbh Verfahren zum selektiven katalytischen Reduzieren der Stickoxide im Abgas einer Brennkraftmaschine
JP2605579B2 (ja) * 1993-05-31 1997-04-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3657265B2 (ja) * 1993-09-21 2005-06-08 オービタル、エンジン、カンパニー（オーストラリア）、プロプライエタリ、リミテッド エンジンの排気ガスの触媒処理に関する改善
JPH0797957A (ja) * 1993-09-30 1995-04-11 Honda Motor Co Ltd 内燃機関における排ガス浄化装置
KR0150432B1 (ko) * 1994-05-10 1998-10-01 나까무라 유이찌 내연엔진의 제어장치 및 제어방법
DE4425018C1 (de) * 1994-07-15 1995-06-29 Daimler Benz Ag Abgasreinigungssystem
US5611198A (en) * 1994-08-16 1997-03-18 Caterpillar Inc. Series combination catalytic converter
US5522218A (en) * 1994-08-23 1996-06-04 Caterpillar Inc. Combustion exhaust purification system and method
DE4436397B4 (de) * 1994-10-12 2006-06-08 Robert Bosch Gmbh Einrichtung zum Nachbehandeln von Abgasen
DE4436415A1 (de) 1994-10-12 1996-04-18 Bosch Gmbh Robert Einrichtung zum Nachbehandeln von Abgasen einer selbstzündenden Brennkraftmaschine
US5609022A (en) * 1994-10-31 1997-03-11 General Motors Corporation Method of reducing NOx emissions from lean-burn combustion engines
JP3440654B2 (ja) * 1994-11-25 2003-08-25 トヨタ自動車株式会社 排気浄化装置
US6080377A (en) * 1995-04-27 2000-06-27 Engelhard Corporation Method of abating NOx and a catalytic material therefor
US6471924B1 (en) 1995-07-12 2002-10-29 Engelhard Corporation Method and apparatus for NOx abatement in lean gaseous streams
JPH09177640A (ja) * 1995-12-15 1997-07-11 Caterpillar Inc 高サック容積を有する燃料噴射器による燃焼排気ガス清浄化システムとその方法
DE19604318A1 (de) * 1996-02-07 1997-08-14 Man Nutzfahrzeuge Ag Verfahren zur Regenerierung eines NO¶x¶-Speicherkatalysators
US5792436A (en) * 1996-05-13 1998-08-11 Engelhard Corporation Method for using a regenerable catalyzed trap
DE19625447B4 (de) * 1996-06-26 2006-06-08 Robert Bosch Gmbh Rohrverdampfer für Zusatzkraftstoff ins Abgas
DE19629163C1 (de) * 1996-07-19 1997-10-09 Daimler Benz Ag Verfahren und Vorrichtung zum stickoxidemissionsarmen Betrieb eines Verbrennungsmotors
JP3465490B2 (ja) * 1996-09-09 2003-11-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3787913B2 (ja) * 1996-09-17 2006-06-21 株式会社デンソー 内燃機関の排ガス浄化装置
JP3426451B2 (ja) * 1996-10-23 2003-07-14 トヨタ自動車株式会社 内燃機関の排気ガス浄化装置
US6063350A (en) * 1997-04-02 2000-05-16 Clean Diesel Technologies, Inc. Reducing nox emissions from an engine by temperature-controlled urea injection for selective catalytic reduction
US5976475A (en) * 1997-04-02 1999-11-02 Clean Diesel Technologies, Inc. Reducing NOx emissions from an engine by temperature-controlled urea injection for selective catalytic reduction
US5924280A (en) * 1997-04-04 1999-07-20 Clean Diesel Technologies, Inc. Reducing NOx emissions from an engine while maximizing fuel economy
DE19727268C1 (de) * 1997-06-26 1999-01-14 Siemens Ag Verfahren zur Überwachung der Reduktionsmitteldosierung bei einem SCR-Katalysator
JP3442621B2 (ja) * 1997-08-14 2003-09-02 本田技研工業株式会社 内燃機関の排気ガス浄化装置
DE19749400C2 (de) * 1997-11-07 2001-11-29 Siemens Ag Verfahren zur Verringerung des NOX-Gehaltes im Abgas einer Dieselbrennkraftmaschine
US6021638A (en) * 1997-11-24 2000-02-08 Engelhard Corporation Engine management strategy to improve the ability of a catalyst to withstand severe operating enviroments
JPH11294142A (ja) * 1998-04-14 1999-10-26 Toyota Motor Corp ＮＯｘ浄化装置
FR2778205B1 (fr) * 1998-04-29 2000-06-23 Inst Francais Du Petrole Procede d'injection controlee d'hydrocarbures dans une ligne d'echappement d'un moteur a combustion interne
US6279603B1 (en) * 1998-10-01 2001-08-28 Ambac International Fluid-cooled injector
JP2000257419A (ja) * 1999-03-03 2000-09-19 Toyota Motor Corp 排気浄化方法及び装置
DE19910503C1 (de) * 1999-03-10 2000-07-06 Daimler Chrysler Ag Verfahren und Vorrichtung zur periodischen Desulfatisierung eines Stickoxid- oder Schwefeloxid-Speichers mit Fett/Mager-Motorzylinderaufteilung
JP3607976B2 (ja) * 1999-03-29 2005-01-05 トヨタ自動車株式会社 内燃機関の排気浄化装置
US6497848B1 (en) 1999-04-02 2002-12-24 Engelhard Corporation Catalytic trap with potassium component and method of using the same
US6308697B1 (en) 2000-03-17 2001-10-30 Ford Global Technologies, Inc. Method for improved air-fuel ratio control in engines
US6487849B1 (en) 2000-03-17 2002-12-03 Ford Global Technologies, Inc. Method and apparatus for controlling lean-burn engine based upon predicted performance impact and trap efficiency
US6477832B1 (en) 2000-03-17 2002-11-12 Ford Global Technologies, Inc. Method for improved performance of a vehicle having an internal combustion engine
US6438944B1 (en) 2000-03-17 2002-08-27 Ford Global Technologies, Inc. Method and apparatus for optimizing purge fuel for purging emissions control device
US6327847B1 (en) 2000-03-17 2001-12-11 Ford Global Technologies, Inc. Method for improved performance of a vehicle
US6434930B1 (en) 2000-03-17 2002-08-20 Ford Global Technologies, Inc. Method and apparatus for controlling lean operation of an internal combustion engine
US6487850B1 (en) 2000-03-17 2002-12-03 Ford Global Technologies, Inc. Method for improved engine control
US6374597B1 (en) 2000-03-17 2002-04-23 Ford Global Technologies, Inc. Method and apparatus for accessing ability of lean NOx trap to store exhaust gas constituent
US6539704B1 (en) 2000-03-17 2003-04-01 Ford Global Technologies, Inc. Method for improved vehicle performance
US6360530B1 (en) 2000-03-17 2002-03-26 Ford Global Technologies, Inc. Method and apparatus for measuring lean-burn engine emissions
US6629453B1 (en) 2000-03-17 2003-10-07 Ford Global Technologies, Llc Method and apparatus for measuring the performance of an emissions control device
US6843051B1 (en) 2000-03-17 2005-01-18 Ford Global Technologies, Llc Method and apparatus for controlling lean-burn engine to purge trap of stored NOx
US6481199B1 (en) 2000-03-17 2002-11-19 Ford Global Technologies, Inc. Control for improved vehicle performance
US6499293B1 (en) 2000-03-17 2002-12-31 Ford Global Technologies, Inc. Method and system for reducing NOx tailpipe emissions of a lean-burn internal combustion engine
US6427437B1 (en) 2000-03-17 2002-08-06 Ford Global Technologies, Inc. Method for improved performance of an engine emission control system
US6708483B1 (en) 2000-03-17 2004-03-23 Ford Global Technologies, Llc Method and apparatus for controlling lean-burn engine based upon predicted performance impact
US6860100B1 (en) 2000-03-17 2005-03-01 Ford Global Technologies, Llc Degradation detection method for an engine having a NOx sensor
US6810659B1 (en) 2000-03-17 2004-11-02 Ford Global Technologies, Llc Method for determining emission control system operability
US6360529B1 (en) 2000-03-17 2002-03-26 Ford Global Technologies, Inc. Method and apparatus for enabling lean engine operation upon engine start-up
US6308515B1 (en) 2000-03-17 2001-10-30 Ford Global Technologies, Inc. Method and apparatus for accessing ability of lean NOx trap to store exhaust gas constituent
US6594989B1 (en) 2000-03-17 2003-07-22 Ford Global Technologies, Llc Method and apparatus for enhancing fuel economy of a lean burn internal combustion engine
US6370868B1 (en) 2000-04-04 2002-04-16 Ford Global Technologies, Inc. Method and system for purge cycle management of a lean NOx trap
US6389803B1 (en) 2000-08-02 2002-05-21 Ford Global Technologies, Inc. Emission control for improved vehicle performance
US6691507B1 (en) 2000-10-16 2004-02-17 Ford Global Technologies, Llc Closed-loop temperature control for an emission control device
US6449945B1 (en) 2001-04-18 2002-09-17 Ford Global Technologies, Inc. Emission control system
US6546718B2 (en) 2001-06-19 2003-04-15 Ford Global Technologies, Inc. Method and system for reducing vehicle emissions using a sensor downstream of an emission control device
US6453666B1 (en) 2001-06-19 2002-09-24 Ford Global Technologies, Inc. Method and system for reducing vehicle tailpipe emissions when operating lean
US6467259B1 (en) 2001-06-19 2002-10-22 Ford Global Technologies, Inc. Method and system for operating dual-exhaust engine
US6650991B2 (en) 2001-06-19 2003-11-18 Ford Global Technologies, Llc Closed-loop method and system for purging a vehicle emission control
US6604504B2 (en) 2001-06-19 2003-08-12 Ford Global Technologies, Llc Method and system for transitioning between lean and stoichiometric operation of a lean-burn engine
US6694244B2 (en) 2001-06-19 2004-02-17 Ford Global Technologies, Llc Method for quantifying oxygen stored in a vehicle emission control device
US6691020B2 (en) 2001-06-19 2004-02-10 Ford Global Technologies, Llc Method and system for optimizing purge of exhaust gas constituent stored in an emission control device
US6487853B1 (en) 2001-06-19 2002-12-03 Ford Global Technologies. Inc. Method and system for reducing lean-burn vehicle emissions using a downstream reductant sensor
US6553754B2 (en) 2001-06-19 2003-04-29 Ford Global Technologies, Inc. Method and system for controlling an emission control device based on depletion of device storage capacity
US6539706B2 (en) 2001-06-19 2003-04-01 Ford Global Technologies, Inc. Method and system for preconditioning an emission control device for operation about stoichiometry
US6615577B2 (en) 2001-06-19 2003-09-09 Ford Global Technologies, Llc Method and system for controlling a regeneration cycle of an emission control device
US6463733B1 (en) 2001-06-19 2002-10-15 Ford Global Technologies, Inc. Method and system for optimizing open-loop fill and purge times for an emission control device
US6490860B1 (en) 2001-06-19 2002-12-10 Ford Global Technologies, Inc. Open-loop method and system for controlling the storage and release cycles of an emission control device
US6502387B1 (en) 2001-06-19 2003-01-07 Ford Global Technologies, Inc. Method and system for controlling storage and release of exhaust gas constituents in an emission control device
US6421599B1 (en) * 2001-08-09 2002-07-16 Ford Global Technologies, Inc. Control strategy for an internal combustion engine in a hybrid vehicle
US6568177B1 (en) 2002-06-04 2003-05-27 Ford Global Technologies, Llc Method for rapid catalyst heating
US6745747B2 (en) 2002-06-04 2004-06-08 Ford Global Technologies, Llc Method for air-fuel ratio control of a lean burn engine
US6736120B2 (en) * 2002-06-04 2004-05-18 Ford Global Technologies, Llc Method and system of adaptive learning for engine exhaust gas sensors
US6758185B2 (en) 2002-06-04 2004-07-06 Ford Global Technologies, Llc Method to improve fuel economy in lean burn engines with variable-displacement-like characteristics
US6725830B2 (en) 2002-06-04 2004-04-27 Ford Global Technologies, Llc Method for split ignition timing for idle speed control of an engine
US6769398B2 (en) * 2002-06-04 2004-08-03 Ford Global Technologies, Llc Idle speed control for lean burn engine with variable-displacement-like characteristic
US7168239B2 (en) * 2002-06-04 2007-01-30 Ford Global Technologies, Llc Method and system for rapid heating of an emission control device
US6735938B2 (en) 2002-06-04 2004-05-18 Ford Global Technologies, Llc Method to control transitions between modes of operation of an engine
US6736121B2 (en) 2002-06-04 2004-05-18 Ford Global Technologies, Llc Method for air-fuel ratio sensor diagnosis
US6925982B2 (en) 2002-06-04 2005-08-09 Ford Global Technologies, Llc Overall scheduling of a lean burn engine system
US7111450B2 (en) * 2002-06-04 2006-09-26 Ford Global Technologies, Llc Method for controlling the temperature of an emission control device
US6868827B2 (en) * 2002-06-04 2005-03-22 Ford Global Technologies, Llc Method for controlling transitions between operating modes of an engine for rapid heating of an emission control device
US7032572B2 (en) * 2002-06-04 2006-04-25 Ford Global Technologies, Llc Method for controlling an engine to obtain rapid catalyst heating
US6715462B2 (en) 2002-06-04 2004-04-06 Ford Global Technologies, Llc Method to control fuel vapor purging
US6895747B2 (en) 2002-11-21 2005-05-24 Ford Global Technologies, Llc Diesel aftertreatment systems
US6834498B2 (en) * 2002-11-21 2004-12-28 Ford Global Technologies, Llc Diesel aftertreatment systems
US6862879B2 (en) 2002-11-21 2005-03-08 Ford Global Technologies, Llc Diesel aftertreatment system
JP2004225579A (ja) * 2003-01-21 2004-08-12 Isuzu Motors Ltd 排気ガス浄化システム
JP4095979B2 (ja) * 2004-07-20 2008-06-04 トヨタ自動車株式会社 内燃機関の排気浄化装置
EP2495410B1 (de) * 2010-12-20 2020-02-12 Toyota Jidosha Kabushiki Kaisha Reinigungsverfahren für einen verbrennungsmotor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5225884B2 (de) * 1971-12-29 1977-07-11
JPS5440691B2 (de) * 1972-05-31 1979-12-05
JPS5610459B2 (de) * 1973-03-13 1981-03-07
US4165610A (en) * 1976-12-10 1979-08-28 Nissan Motor Company, Limited Internal combustion engine with variable cylinder disablement control
US4297328A (en) * 1979-09-28 1981-10-27 Union Carbide Corporation Three-way catalytic process for gaseous streams
JPS5786536A (en) * 1980-11-17 1982-05-29 Toyota Motor Corp Reproduction method of particle catcher and fuel supplier for diesel engine
US4403473A (en) * 1981-06-22 1983-09-13 Caterpillar Tractor Co. Ammonia/fuel ratio control system for reducing nitrogen oxide emissions
JPS60153474A (ja) * 1984-01-20 1985-08-12 Mazda Motor Corp エンジンの排気浄化装置
DE3713169A1 (de) * 1987-04-17 1988-11-03 Bayer Ag Verfahren und vorrichtung zur reduktion von stickoxiden
DE3830045C2 (de) * 1988-09-03 1993-09-30 Bayer Ag Verfahren zur Reduktion von in Abgasen enthaltenen Stickoxiden mittels eines zeolithhaltigen Katalysators
JP3150679B2 (ja) * 1989-07-20 2001-03-26 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JPH03164549A (ja) * 1989-11-22 1991-07-16 Fuji Heavy Ind Ltd ２サイクルエンジンのエンジン制御装置
JP2850547B2 (ja) * 1990-02-09 1999-01-27 トヨタ自動車株式会社 内燃機関の排気浄化装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6286993B1 (en) 1998-08-07 2001-09-11 Daimlerchrysler Ag Method for forming a signal representing the instantaneous temperature of a catalytic converter

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JPH04284117A (ja) 1992-10-08
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US5209061A (en) 1993-05-11
EP0503882B1 (de) 1994-09-21
JP2887933B2 (ja) 1999-05-10

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