DE69515803T2 - Abgasreinigungsvorrichtung für eine Brennkraftmaschine - Google Patents

Abgasreinigungsvorrichtung für eine Brennkraftmaschine

Info

Publication number
DE69515803T2
DE69515803T2 DE69515803T DE69515803T DE69515803T2 DE 69515803 T2 DE69515803 T2 DE 69515803T2 DE 69515803 T DE69515803 T DE 69515803T DE 69515803 T DE69515803 T DE 69515803T DE 69515803 T2 DE69515803 T2 DE 69515803T2
Authority
DE
Germany
Prior art keywords
exhaust gas
combustion engine
internal combustion
gas purification
purification device
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
DE69515803T
Other languages
English (en)
Other versions
DE69515803D1 (de
Inventor
Yukio Kinugasa
Kouhei Igarashi
Takaaki Itou
Toshifumi Takaoka
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 DE69515803D1 publication Critical patent/DE69515803D1/de
Publication of DE69515803T2 publication Critical patent/DE69515803T2/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
    • F01N3/0807—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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • 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
    • F01N3/30—Arrangements for supply of additional air
    • 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/18—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an adsorber or absorber
    • 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
    • F01N2390/00—Arrangements for controlling or regulating exhaust apparatus
    • F01N2390/02—Arrangements for controlling or regulating exhaust apparatus using electric components only
    • 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
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/06—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by varying fuel-air ratio, e.g. by enriching fuel-air mixture
    • 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
    • F02D2200/0802—Temperature of the exhaust gas treatment 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
    • 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
    • Y02T10/40—Engine management systems
DE69515803T 1994-11-25 1995-11-23 Abgasreinigungsvorrichtung für eine Brennkraftmaschine Expired - Lifetime DE69515803T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29166294 1994-11-25
JP26301995A JP3440654B2 (ja) 1994-11-25 1995-10-11 排気浄化装置

Publications (2)

Publication Number Publication Date
DE69515803D1 DE69515803D1 (de) 2000-04-27
DE69515803T2 true DE69515803T2 (de) 2000-10-12

Family

ID=26545824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69515803T Expired - Lifetime DE69515803T2 (de) 1994-11-25 1995-11-23 Abgasreinigungsvorrichtung für eine Brennkraftmaschine

Country Status (4)

Country Link
US (1) US5740669A (de)
EP (1) EP0713959B1 (de)
JP (1) JP3440654B2 (de)
DE (1) DE69515803T2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10248720B4 (de) * 2001-10-19 2007-01-25 Toyota Jidosha K.K., Toyota Abgasemissionssteuervorrichtung für eine Brennkraftmaschine
DE10249880B4 (de) * 2001-10-26 2012-10-11 Toyota Jidosha K.K. Emissionssteuerungsvorrichtung und Emissionssteuerungsverfahren einer Brennkraftmaschine

Families Citing this family (106)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997016632A1 (fr) * 1995-10-30 1997-05-09 Toyota Jidosha Kabushiki Kaisha Appareil de regulation des emissions de l'echappement pour un moteur a combustion interne
US6133185A (en) * 1995-11-09 2000-10-17 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying catalyst
US6345496B1 (en) 1995-11-09 2002-02-12 Toyota Jidosha Kabushiki Kaisha Method and device for purifying exhaust gas of an engine
DE69636436T2 (de) * 1995-11-17 2007-08-16 Toyota Jidosha Kabushiki Kaisha, Toyota Abgasemissionsregelungsvorrichtung für brennkraftmaschinen
DE69609857T2 (de) * 1995-11-17 2001-03-22 Toyota Motor Co Ltd Verfahren und vorrichtung zur reinigung von abgasen einer brennkraftmaschine
JP3702544B2 (ja) * 1996-03-22 2005-10-05 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3713831B2 (ja) * 1996-04-19 2005-11-09 トヨタ自動車株式会社 内燃機関の排気浄化装置
AU742434B2 (en) * 1996-06-10 2002-01-03 Hitachi Limited Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine
DE69703840T3 (de) * 1996-06-10 2010-08-26 Hitachi, Ltd. Abgasreinigungsvorrrichtung für einen verbrennungsmotor und Katalysator zur Reinigung des Abgases des Verbrennungsmotors
JP2871615B2 (ja) * 1996-09-09 1999-03-17 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3965711B2 (ja) 1996-10-25 2007-08-29 株式会社日立製作所 窒素酸化物の浄化触媒及び浄化方法
JP3645704B2 (ja) * 1997-03-04 2005-05-11 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5894725A (en) * 1997-03-27 1999-04-20 Ford Global Technologies, Inc. Method and apparatus for maintaining catalyst efficiency of a NOx trap
JP4034375B2 (ja) * 1997-04-03 2008-01-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE19716275C1 (de) * 1997-04-18 1998-09-24 Volkswagen Ag Verfahren zur Stickoxidreduzierung im Abgas einer Brennkraftmaschine
JP3456408B2 (ja) * 1997-05-12 2003-10-14 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE19721440A1 (de) * 1997-05-21 1998-11-26 Degussa Verfahren zur Reinigung eines mageren Abgases und Katalysatorsystem hierfür
JP3282660B2 (ja) * 1997-06-16 2002-05-20 本田技研工業株式会社 内燃機関の排気ガス浄化装置
JP3123474B2 (ja) * 1997-07-28 2001-01-09 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3264226B2 (ja) * 1997-08-25 2002-03-11 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5983627A (en) * 1997-09-02 1999-11-16 Ford Global Technologies, Inc. Closed loop control for desulfating a NOx trap
DE19739848A1 (de) * 1997-09-11 1999-03-18 Bosch Gmbh Robert Brennkraftmaschine insbesondere für ein Kraftfahrzeug
US6148612A (en) * 1997-10-13 2000-11-21 Denso Corporation Engine exhaust gas control system having NOx catalyst
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
FR2772428B1 (fr) * 1997-12-12 2000-02-18 Renault Procede de commande de purge d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne
DE59800195D1 (de) * 1998-01-09 2000-08-17 Ford Global Tech Inc Verfahren zur Regeneration einer Stickoxidfalle im Abgassystem eines Verbrennungsmotors
WO2000028201A1 (de) * 1998-11-09 2000-05-18 Siemens Aktiengesellschaft VERFAHREN ZUM ADAPTIEREN DER NOx-ROHKONZENTRATION EINER MIT LUFTÜBERSCHUSS ARBEITENDEN BRENNKRAFTMASCHINE
US6182444B1 (en) 1999-06-07 2001-02-06 Ford Global Technologies, Inc. Emission control system
US6244044B1 (en) * 1999-09-20 2001-06-12 Southwest Research Institute Method for reducing cold-start hydrocarbon emissions in a gasoline, natural gas, or propane fueled engine
KR100314172B1 (ko) * 1999-10-06 2001-11-15 이계안 린번 엔진의 배기가스 정화용 산화바륨 촉매의 활성화 장치
US6632764B2 (en) * 2000-01-19 2003-10-14 Volkswagen Ag Method for controlling the regeneration of an NOx storage converter
JP3633421B2 (ja) * 2000-02-25 2005-03-30 トヨタ自動車株式会社 動力出力装置
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
US6860100B1 (en) * 2000-03-17 2005-03-01 Ford Global Technologies, Llc Degradation detection method for an engine having a NOx sensor
US6434930B1 (en) 2000-03-17 2002-08-20 Ford Global Technologies, Inc. Method and apparatus for controlling lean operation of an internal combustion engine
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
US6477832B1 (en) 2000-03-17 2002-11-12 Ford Global Technologies, Inc. Method for improved performance of a vehicle having an internal combustion engine
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
US6438944B1 (en) 2000-03-17 2002-08-27 Ford Global Technologies, Inc. Method and apparatus for optimizing purge fuel for purging emissions control device
US6360530B1 (en) 2000-03-17 2002-03-26 Ford Global Technologies, Inc. Method and apparatus for measuring lean-burn engine emissions
US6487850B1 (en) 2000-03-17 2002-12-03 Ford Global Technologies, Inc. Method for improved engine control
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
US6810659B1 (en) * 2000-03-17 2004-11-02 Ford Global Technologies, Llc Method for determining emission control system operability
US6327847B1 (en) 2000-03-17 2001-12-11 Ford Global Technologies, Inc. Method for improved performance of a vehicle
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
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
US6481199B1 (en) 2000-03-17 2002-11-19 Ford Global Technologies, Inc. Control for improved vehicle performance
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
US6308697B1 (en) 2000-03-17 2001-10-30 Ford Global Technologies, Inc. Method for improved air-fuel ratio control in engines
US6539704B1 (en) 2000-03-17 2003-04-01 Ford Global Technologies, Inc. Method for improved vehicle performance
US6427437B1 (en) 2000-03-17 2002-08-06 Ford Global Technologies, Inc. Method for improved performance of an engine emission control system
US6629453B1 (en) 2000-03-17 2003-10-07 Ford Global Technologies, Llc Method and apparatus for measuring the performance of an emissions control device
US6370868B1 (en) * 2000-04-04 2002-04-16 Ford Global Technologies, Inc. Method and system for purge cycle management of a lean NOx trap
DE10017940C2 (de) * 2000-04-11 2003-01-23 Omg Ag & Co Kg Verfahren zur Überprüfung der Funktionstüchtigkeit eines Stickoxid-Speicherkatalysators
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
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
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
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
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
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
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
US6694244B2 (en) 2001-06-19 2004-02-17 Ford Global Technologies, Llc Method for quantifying oxygen stored in a vehicle 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
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
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
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
US6574953B1 (en) * 2001-11-29 2003-06-10 Ford Global Technologies, Llc NOx purge air/fuel ratio selection
US6732506B2 (en) * 2002-04-03 2004-05-11 General Motors Corporation Cylinder deactivation system and NOx trap regeneration
US6715462B2 (en) 2002-06-04 2004-04-06 Ford Global Technologies, Llc Method to control fuel vapor purging
US6735938B2 (en) 2002-06-04 2004-05-18 Ford Global Technologies, Llc Method to control transitions between modes of operation of an engine
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
US6925982B2 (en) 2002-06-04 2005-08-09 Ford Global Technologies, Llc Overall scheduling of a lean burn engine system
US7168239B2 (en) * 2002-06-04 2007-01-30 Ford Global Technologies, Llc Method and system for rapid heating of an emission control device
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
US6736121B2 (en) 2002-06-04 2004-05-18 Ford Global Technologies, Llc Method for air-fuel ratio sensor diagnosis
US6725830B2 (en) 2002-06-04 2004-04-27 Ford Global Technologies, Llc Method for split ignition timing for idle speed control of an engine
US7111450B2 (en) * 2002-06-04 2006-09-26 Ford Global Technologies, Llc Method for controlling the temperature 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
US6568177B1 (en) 2002-06-04 2003-05-27 Ford Global Technologies, Llc Method for rapid catalyst heating
US6769398B2 (en) 2002-06-04 2004-08-03 Ford Global Technologies, Llc Idle speed control for lean burn engine with variable-displacement-like characteristic
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
JP4385593B2 (ja) 2002-12-10 2009-12-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
US6817171B2 (en) * 2003-01-17 2004-11-16 Daimlerchrysler Corporation System and method for predicting concentration of undesirable exhaust emissions from an engine
US6945033B2 (en) * 2003-06-26 2005-09-20 Ford Global Technologies, Llc Catalyst preconditioning method and system
DE102004021373A1 (de) * 2004-04-30 2005-11-17 Robert Bosch Gmbh Verfahren zum Betreiben einer Abgasbehandlungsvorrichtung
JP2006104966A (ja) * 2004-10-01 2006-04-20 Hitachi Ltd 内燃機関の排ガス浄化装置及び排ガス浄化方法
US7565799B2 (en) * 2005-02-09 2009-07-28 Gm Global Technology Operations, Inc. Controlling lean NOx trap (LNT) catalyst performance
JP4572709B2 (ja) 2005-03-18 2010-11-04 トヨタ自動車株式会社 内燃機関の排気浄化システム
EP1719895B1 (de) * 2005-05-03 2010-03-10 C.R.F. Società Consortile per Azioni Verfahren zur Aktivierung der Regeneration eines NOx-Adsorber
DE102006053804B4 (de) * 2006-11-15 2018-04-19 Robert Bosch Gmbh Flanschverbindung
US20080196398A1 (en) * 2007-02-20 2008-08-21 Eaton Corporation HC mitigation to reduce NOx spike
US7810315B2 (en) * 2007-02-20 2010-10-12 Eaton Corporation LNT regeneration strategy to reduce NOx spike
US7980064B2 (en) * 2007-06-19 2011-07-19 Eaton Corporation Algorithm incorporating driving conditions into LNT regeneration scheduling
US20080314022A1 (en) * 2007-06-19 2008-12-25 Eaton Corporation Strategy for scheduling LNT regeneration
DE102007046353B3 (de) * 2007-09-27 2009-04-16 Continental Automotive Gmbh Regenerationsverfahren für einen Speicherkatalysator
JP4436397B2 (ja) * 2007-10-01 2010-03-24 本田技研工業株式会社 内燃機関の排ガス浄化装置
FR2927119B1 (fr) * 2008-02-04 2010-03-05 Renault Sas Procede de gestion d'un dispositif de post-traitement des gaz d'echappement d'un moteur, incluant un mode basse frequence et un mode haute frequence d'alternance des phases de stockage et de purge.
US8857159B2 (en) * 2009-11-25 2014-10-14 Gm Global Technology Operations, Inc. Systems and methods for reducing NOx breakthrough
US8578704B2 (en) * 2010-04-28 2013-11-12 Tecogen, Inc. Assembly and method for reducing nitrogen oxides, carbon monoxide and hydrocarbons in exhausts of internal combustion engines
DE102016222012B4 (de) * 2015-12-18 2022-09-29 Ford Global Technologies, Llc Verfahren zum Steuern eines NOx-Speicher-Katalysators
US20200291877A1 (en) * 2019-03-12 2020-09-17 GM Global Technology Operations LLC Aggressive thermal heating target strategy based on nox estimated feedback

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819334A (en) * 1970-10-27 1974-06-25 Mitsui Mining & Smelting Co Catalytic reaction apparatus for purifying waste gases containing carbon monoxide
JP2887933B2 (ja) * 1991-03-13 1999-05-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3375645B2 (ja) * 1991-05-14 2003-02-10 株式会社日立製作所 内燃機関の制御装置
ES2104943T5 (es) * 1991-10-03 2005-04-16 Toyota Jidosha Kabushiki Kaisha Dispositivo de purificacion de los gases de escape de un motor de combustion interna.
JP2722951B2 (ja) * 1992-06-25 1998-03-09 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE69326217T3 (de) * 1992-06-12 2009-11-12 Toyota Jidosha Kabushiki Kaisha, Toyota-shi 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
JP2689829B2 (ja) * 1992-09-10 1997-12-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2677130B2 (ja) * 1992-09-28 1997-11-17 トヨタ自動車株式会社 内燃機関の排気浄化装置
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
JP3246086B2 (ja) * 1993-06-11 2002-01-15 トヨタ自動車株式会社 内燃機関の排気浄化装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10248720B4 (de) * 2001-10-19 2007-01-25 Toyota Jidosha K.K., Toyota Abgasemissionssteuervorrichtung für eine Brennkraftmaschine
DE10249880B4 (de) * 2001-10-26 2012-10-11 Toyota Jidosha K.K. Emissionssteuerungsvorrichtung und Emissionssteuerungsverfahren einer Brennkraftmaschine

Also Published As

Publication number Publication date
EP0713959A3 (de) 1996-07-03
EP0713959A2 (de) 1996-05-29
JP3440654B2 (ja) 2003-08-25
JPH08200049A (ja) 1996-08-06
EP0713959B1 (de) 2000-03-22
DE69515803D1 (de) 2000-04-27
US5740669A (en) 1998-04-21

Similar Documents

Publication Publication Date Title
DE69515803D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69515404D1 (de) Abgasreinigungseinrichtung für eine Brennkraftmaschine
DE69602222D1 (de) Abgasreiningungsvorrichtung für eine Brennkraftmaschine
DE69420488D1 (de) Abgasreinigungsgerät für eine brennkraftmaschine
DE69807370D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69804371D1 (de) Abgasreinigungseinrichtung für eine Brennkraftmaschine
DE69802766D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69836186D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69815611D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69817649D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69816438D1 (de) Abgasreinigungsvorrichtung für eine verbrennungskraftmaschine
DE69502663T2 (de) Abgasreinigungsvorrichtung für Brennkraftmaschinen
DE69713832D1 (de) Abgasreinigungsvorrichtung für Brennkraftmaschine
DE69925172D1 (de) Abgasreinigungvorrichtung für eine Brennkraftmaschine
DE69903873T2 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69922883D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69707057D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69628220D1 (de) Abgasreinigungsvorrichtung für Brennkraftmaschine
DE69611944D1 (de) Abgasreinigungsvorrichtung für Brennkraftmaschine
DE69720883D1 (de) Abgasreinigungsvorrichtung und Verfahen für eine Brennkraftmaschine
DE69300512D1 (de) Abgasreinigungsapparat für Brennkraftmaschinen.
DE69711296D1 (de) Abgasreinigungsvorrichtung für eine selbstzündende Brennkraftmaschine
DE69315153T2 (de) Abgasreinigungsvorrichtung für einen Verbrennungsmotor
DE69836708D1 (de) Abgasreinigungsvorrichtung für eine Brennkraftmaschine
DE69510144T2 (de) Abgasreinigungseinrichtung für eine Brennkraftmaschine

Legal Events

Date Code Title Description
8364 No opposition during term of opposition