DE69730560D1 - Verfahren zur Steuerung des Abgassystems einer Brennkraftmaschine und zum Feststellen der Verschlechterung des Katalysators/Absorptionsmittels - Google Patents
Verfahren zur Steuerung des Abgassystems einer Brennkraftmaschine und zum Feststellen der Verschlechterung des Katalysators/AbsorptionsmittelsInfo
- Publication number
- DE69730560D1 DE69730560D1 DE69730560T DE69730560T DE69730560D1 DE 69730560 D1 DE69730560 D1 DE 69730560D1 DE 69730560 T DE69730560 T DE 69730560T DE 69730560 T DE69730560 T DE 69730560T DE 69730560 D1 DE69730560 D1 DE 69730560D1
- Authority
- DE
- Germany
- Prior art keywords
- absorbent
- deterioration
- catalyst
- determining
- controlling
- 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
Links
Classifications
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/146—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration
-
- 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
- B01D53/9431—Processes 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
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
-
- 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
- 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
- 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
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
- F02D41/1441—Plural sensors
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/146—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration
- F02D41/1463—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases downstream of exhaust gas treatment apparatus
-
- 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
- F01N2250/00—Combinations of different methods of purification
- F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
-
- 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
- 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
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/02—Catalytic activity of catalytic converters
-
- 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
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/03—Monitoring or diagnosing the deterioration of exhaust systems of sorbing activity of adsorbents or absorbents
-
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B1/00—Engines characterised by fuel-air mixture compression
- F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
- F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
-
- 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
-
- 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
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)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16121996 | 1996-06-21 | ||
JP16121996 | 1996-06-21 | ||
JP9139022A JPH1071325A (ja) | 1996-06-21 | 1997-05-28 | エンジン排ガス系の制御方法および触媒/吸着手段の劣化検出方法 |
JP13902297 | 1997-05-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69730560D1 true DE69730560D1 (de) | 2004-10-14 |
DE69730560T2 DE69730560T2 (de) | 2005-10-13 |
Family
ID=26471934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69730560T Expired - Lifetime DE69730560T2 (de) | 1996-06-21 | 1997-06-20 | Verfahren zur Steuerung des Abgassystems einer Brennkraftmaschine und zum Feststellen der Verschlechterung des Katalysators/Absorptionsmittels |
Country Status (4)
Country | Link |
---|---|
US (3) | US5953907A (de) |
EP (1) | EP0814248B1 (de) |
JP (1) | JPH1071325A (de) |
DE (1) | DE69730560T2 (de) |
Families Citing this family (159)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 |
EP1074833A1 (de) * | 1997-03-21 | 2001-02-07 | Ngk Spark Plug Co., Ltd | Verfahren und Vorrichtung zur Messung der Stickstoffoxidkonzentration |
WO1998052679A1 (de) * | 1997-05-16 | 1998-11-26 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zur vernichtung von oxidischen schadstoffen in einem sauerstoffhaltigen abgas sowie damit betriebener motor |
EP0892159A3 (de) * | 1997-07-17 | 2000-04-26 | Hitachi, Ltd. | Abgasreiningungsvorrichtung und -Verfahren einer Brennkraftmaschine |
JP3799758B2 (ja) * | 1997-08-05 | 2006-07-19 | トヨタ自動車株式会社 | 内燃機関の触媒再生装置 |
EP0916941B1 (de) * | 1997-10-14 | 2003-06-04 | NGK Spark Plug Co. Ltd. | Verfahren und Vorrichtung zur Bestimmung des Betriebszustands eines NOx Okklusionskatalysators |
DE69816939T2 (de) * | 1997-11-10 | 2004-06-03 | Mitsubishi Jidosha Kogyo K.K. | Vorrichtung zur Abgasreinigung für eine Brennkraftmaschine |
DE19753718C1 (de) * | 1997-12-04 | 1999-07-08 | Daimler Chrysler Ag | Verfahren zum Betreiben eines Dieselmotors |
DE19755600C2 (de) * | 1997-12-15 | 2002-01-17 | Bosch Gmbh Robert | Betrieb eines Verbrennungsmotors in Verbindungmit einem NOx-Speicherkatalysator |
JP3456401B2 (ja) * | 1998-02-12 | 2003-10-14 | 日産自動車株式会社 | 内燃機関の排気浄化装置 |
DE19808382A1 (de) * | 1998-02-27 | 1999-09-02 | Volkswagen Ag | Steuerung eines NOx-Absorber-Katalysator |
JP3663896B2 (ja) * | 1998-03-18 | 2005-06-22 | 日産自動車株式会社 | エンジンの排気浄化装置 |
DE19823921A1 (de) * | 1998-05-28 | 1999-12-02 | Siemens Ag | Verfahren zur Überprüfung des Wirkungsgrades eines NOx-Speicherkatalysators |
JP4159656B2 (ja) * | 1998-06-24 | 2008-10-01 | 本田技研工業株式会社 | 内燃機関の空燃比制御装置 |
DE19828609A1 (de) * | 1998-06-26 | 1999-12-30 | Siemens Ag | Verfahren zur Regeneration eines NO¶x¶-Speicherkatalysators für eine Brennkraftmaschine |
JP3684854B2 (ja) * | 1998-07-02 | 2005-08-17 | 日産自動車株式会社 | 内燃機関の触媒劣化診断装置 |
DE19830829C1 (de) * | 1998-07-09 | 1999-04-08 | Siemens Ag | Verfahren zur Regeneration eines NOx-Speicherkatalysators |
DE19844082C1 (de) * | 1998-09-25 | 1999-10-14 | Siemens Ag | Verfahren zum Regenerieren eines NOx-Speicherkatalysators |
DE19843879C2 (de) * | 1998-09-25 | 2003-05-08 | Bosch Gmbh Robert | Betrieb eines Verbrennungsmotors in Verbindung mit einem NOx-Speicherkatalysator und einem NOx-Sensor |
FR2787037B1 (fr) * | 1998-12-09 | 2002-01-11 | Inst Francais Du Petrole | Procede et dispositif d'elimination des oxydes d'azote dans une ligne d'echappement de moteur a combustion interne |
US6182443B1 (en) * | 1999-02-09 | 2001-02-06 | Ford Global Technologies, Inc. | Method for converting exhaust gases from a diesel engine using nitrogen oxide absorbent |
DE19912102C2 (de) * | 1999-03-18 | 2002-09-05 | Bosch Gmbh Robert | Elektrochemischer Gassensor |
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 |
FR2792033B1 (fr) * | 1999-04-12 | 2001-06-01 | Renault | Procede et dispositif de diagnostic de l'etat de fonctionnement d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne |
DE19921973A1 (de) * | 1999-05-12 | 2000-11-16 | Volkswagen Ag | Verfahren zur Entschwefelung von wenigstens einem in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NO¶x¶-Speicherkatalysator |
DE19922981A1 (de) * | 1999-05-19 | 2000-11-30 | Bosch Gmbh Robert | Verfahren zur Kontrolle der Funktionstüchtigkeit eines NO¶x¶-Speicherkatalysators |
JP4625189B2 (ja) * | 1999-05-19 | 2011-02-02 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 電気化学的ガスセンサによる燃焼混合物の定義されたリッチ/リーン制御のための方法 |
DE19923498A1 (de) * | 1999-05-21 | 2000-11-23 | Volkswagen Ag | Verfahren zur Steuerung einer Regeneration eines NOx-Speicherkatalysators |
DE19926139A1 (de) * | 1999-06-09 | 2000-12-14 | Volkswagen Ag | Kalibrierung eines NOx-Sensors |
JP2000352307A (ja) * | 1999-06-10 | 2000-12-19 | Hitachi Ltd | エンジン排気浄化装置 |
US6615580B1 (en) * | 1999-06-23 | 2003-09-09 | Southwest Research Institute | Integrated system for controlling diesel engine emissions |
DE19942270A1 (de) * | 1999-09-04 | 2001-03-15 | Bosch Gmbh Robert | Verfahren zum Betreiben einer Brennkraftmaschine |
AUPQ272299A0 (en) * | 1999-09-08 | 1999-09-30 | Orbital Engine Company (Australia) Proprietary Limited | Exhaust gas treatment method and device |
DE19951544C1 (de) * | 1999-10-26 | 2000-12-07 | Siemens Ag | Verfahren zur Steuerung des Betriebs eines NOx-Speicherkatalysators |
DE19954549C2 (de) * | 1999-11-12 | 2001-12-20 | Daimler Chrysler Ag | Verfahren zum Betrieb einer Abgasreinigungsanlage mit Stickoxidadsorber und Beladungssensor |
DE19961165A1 (de) * | 1999-12-17 | 2001-08-02 | Volkswagen Ag | Verfahren zur Entschwefelung eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NO¶x¶-Speicherkatalysators |
DE19963901A1 (de) * | 1999-12-31 | 2001-07-12 | Bosch Gmbh Robert | Verfahren zum Betreiben eines Katalysators einer Brennkraftmaschine |
US6632764B2 (en) * | 2000-01-19 | 2003-10-14 | Volkswagen Ag | Method for controlling the regeneration of an NOx storage converter |
DE50108305D1 (de) * | 2000-01-19 | 2006-01-12 | Volkswagen Ag | VERFAHREN UND VORRICHTUNG ZUR DIAGNOSE EINES NOx-SPEICHERKATALYSATORS |
DE10003219A1 (de) * | 2000-01-26 | 2001-08-02 | Volkswagen Ag | Verfahren und Vorrichtung zur Regelung eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NOx-Speicherkatalysators |
DE10003612A1 (de) * | 2000-01-28 | 2001-08-02 | Volkswagen Ag | Verfahren und Vorrichtung zur Ermittlung einer NOx-Speicherkapazität eines NOx-Speicherkatalysators |
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 |
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 |
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 |
US6360530B1 (en) | 2000-03-17 | 2002-03-26 | Ford Global Technologies, Inc. | Method and apparatus for measuring lean-burn engine emissions |
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 |
US6810659B1 (en) * | 2000-03-17 | 2004-11-02 | Ford Global Technologies, Llc | Method for determining emission control system operability |
US6629453B1 (en) | 2000-03-17 | 2003-10-07 | Ford Global Technologies, Llc | Method and apparatus for measuring the performance of an emissions control device |
US6860100B1 (en) | 2000-03-17 | 2005-03-01 | Ford Global Technologies, Llc | Degradation detection method for an engine having a NOx sensor |
US6308697B1 (en) * | 2000-03-17 | 2001-10-30 | Ford Global Technologies, Inc. | Method for improved air-fuel ratio control in engines |
US6438944B1 (en) | 2000-03-17 | 2002-08-27 | Ford Global Technologies, Inc. | Method and apparatus for optimizing purge fuel for purging emissions control device |
US6487850B1 (en) * | 2000-03-17 | 2002-12-03 | Ford Global Technologies, Inc. | Method for improved engine control |
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 |
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 |
US6427437B1 (en) | 2000-03-17 | 2002-08-06 | Ford Global Technologies, Inc. | Method for improved performance of an engine emission control system |
US6490855B1 (en) * | 2000-04-06 | 2002-12-10 | Ford Global Technologies, Inc. | Fueling control during emission control device purging |
SE523342C2 (sv) * | 2000-05-02 | 2004-04-13 | Volvo Teknisk Utveckling Ab | Anordning och förfarande för reduktion av en gaskomponent i en avgasström från en förbränningsmotor |
GB0013607D0 (en) * | 2000-06-06 | 2000-07-26 | Johnson Matthey Plc | Emission control |
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 |
JP2002130019A (ja) * | 2000-10-25 | 2002-05-09 | Honda Motor Co Ltd | リーンNOx触媒に捕捉したNOxを還元するよう空燃比を制御する電子制御装置 |
US6681564B2 (en) * | 2001-02-05 | 2004-01-27 | Komatsu Ltd. | Exhaust gas deNOx apparatus for engine |
KR100405689B1 (ko) * | 2001-03-13 | 2003-11-14 | 기아자동차주식회사 | 엔오엑스 센서를 이용한 배기 가스 저감장치 및 그 방법 |
US7765794B2 (en) * | 2001-05-04 | 2010-08-03 | Nco2 Company Llc | Method and system for obtaining exhaust gas for use in augmenting crude oil production |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
US6698191B2 (en) * | 2001-08-09 | 2004-03-02 | Ford Global Technologies, Llc | High efficiency conversion of nitrogen oxides in an exhaust aftertreatment device at low temperature |
US6453663B1 (en) | 2001-08-16 | 2002-09-24 | Ford Global Technologies, Inc | NOx sensor monitoring |
US6546720B2 (en) | 2001-09-04 | 2003-04-15 | Ford Global Technologies, Inc. | Method and apparatus for controlling the amount of reactant to be added to a substance using a sensor which is responsive to both the reactant and the substance |
US6487852B1 (en) | 2001-09-04 | 2002-12-03 | Ford Global Technologies, Inc. | Method and apparatus for controlling reactant injection into an active lean NOx catalyst |
US7121085B2 (en) | 2001-09-04 | 2006-10-17 | Ford Global Technologies, Llc | Method and apparatus for controlling hydrocarbon injection into engine exhaust to reduce NOx |
US6820706B2 (en) * | 2001-09-25 | 2004-11-23 | Energy Conversion Devices, Inc. | Method and system for hydrogen powered internal combustion engine |
US6742328B2 (en) * | 2001-10-11 | 2004-06-01 | Southwest Research Institute | Systems and methods for controlling diesel engine emissions |
US6679224B2 (en) | 2001-11-06 | 2004-01-20 | Southwest Research Institute | Method and apparatus for operating a diesel engine under stoichiometric or slightly fuel-rich conditions |
JP2003148198A (ja) * | 2001-11-13 | 2003-05-21 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
US6829885B2 (en) * | 2001-11-19 | 2004-12-14 | Ford Global Technologies, Llc | Nox trap efficiency |
DE10202521A1 (de) * | 2002-01-24 | 2003-09-04 | Bayerische Motoren Werke Ag | Verfahren und Vorrichtung zum abgasnormkonformen Betreiben von NO¶x¶-Speicherkatalysatoren und zur Alterungsdiagnose derselben |
US7021048B2 (en) * | 2002-01-25 | 2006-04-04 | Arvin Technologies, Inc. | Combination emission abatement assembly and method of operating the same |
US6959542B2 (en) * | 2002-01-25 | 2005-11-01 | Arvin Technologies, Inc. | Apparatus and method for operating a fuel reformer to regenerate a DPNR device |
JP3966040B2 (ja) * | 2002-03-15 | 2007-08-29 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US7661263B2 (en) * | 2004-08-27 | 2010-02-16 | Caterpillar, Inc. | Method of operating an internal combustion engine |
NL1021946C2 (nl) | 2002-11-18 | 2004-05-19 | Tno | Registreren van industriele NOx-uitstoot. |
US6834498B2 (en) | 2002-11-21 | 2004-12-28 | Ford Global Technologies, Llc | Diesel aftertreatment systems |
US6895747B2 (en) | 2002-11-21 | 2005-05-24 | Ford Global Technologies, Llc | Diesel aftertreatment systems |
US6862879B2 (en) | 2002-11-21 | 2005-03-08 | Ford Global Technologies, Llc | Diesel aftertreatment system |
FR2848247B1 (fr) * | 2002-12-04 | 2006-09-22 | Peugeot Citroen Automobiles Sa | SYSTEME DE CONTROLE DU FONCTIONNEMENT D'UN MECANISME DE PURGE EN NOx D'UN PIEGE A NOx |
US6915630B2 (en) * | 2003-01-27 | 2005-07-12 | Ford Global Technologies, Llc | Engine control for a vehicle equipped with an emission control device |
US7062905B2 (en) * | 2003-02-21 | 2006-06-20 | Southwest Research Institute | Control method for dual path NOx adsorber system |
US7003944B2 (en) * | 2003-03-27 | 2006-02-28 | Ford Global Technologies, Llc | Computing device to generate even heating in exhaust system |
FR2854923B1 (fr) * | 2003-05-12 | 2006-06-23 | Peugeot Citroen Automobiles Sa | SYSTEME D'AIDE A LA REGENERATION D'UN PIEGE A NOx |
JP4158697B2 (ja) * | 2003-06-17 | 2008-10-01 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置および排気浄化方法 |
GB0314463D0 (en) * | 2003-06-23 | 2003-07-23 | Eminox Ltd | Method of calibrating reductant injection in a SCR system |
JP2006527815A (ja) * | 2003-06-18 | 2006-12-07 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | 還元体添加の制御方法 |
US6925796B2 (en) * | 2003-11-19 | 2005-08-09 | Ford Global Technologies, Llc | Diagnosis of a urea SCR catalytic system |
DE102004005997A1 (de) * | 2004-02-06 | 2005-09-01 | Hte Ag The High Throughput Experimentation Company | Mit Eisenoxid stabilisierter Edelmetall-Katalysator zur Entfernung von Schadstoffen aus Abgasen von Mager-Motoren |
DE102004006877A1 (de) * | 2004-02-12 | 2005-09-15 | Robert Bosch Gmbh | Verfahren zur Reduzierung schädlicher Abgase einer Brennkraftmaschine |
GB0428291D0 (en) * | 2004-12-24 | 2005-01-26 | Johnson Matthey Plc | Methods of regenerating NOx-Absorbent |
GB0428289D0 (en) * | 2004-12-24 | 2005-01-26 | Johnson Matthey Plc | Reductant addition in exhaust system comprising NOx-absorbent |
US7114325B2 (en) * | 2004-07-23 | 2006-10-03 | Ford Global Technologies, Llc | Control system with a sensor |
DE102004046640B4 (de) * | 2004-09-25 | 2013-07-11 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens |
US7467614B2 (en) | 2004-12-29 | 2008-12-23 | Honeywell International Inc. | Pedal position and/or pedal change rate for use in control of an engine |
US7565799B2 (en) * | 2005-02-09 | 2009-07-28 | Gm Global Technology Operations, Inc. | Controlling lean NOx trap (LNT) catalyst performance |
US8006484B2 (en) * | 2005-02-14 | 2011-08-30 | Eaton Corporation | Systems and methods for reducing emissions of internal combustion engines using a fuel processor bypass |
US7530220B2 (en) * | 2005-03-10 | 2009-05-12 | International Engine Intellectual Property Company, Llc | Control strategy for reducing fuel consumption penalty due to NOx adsorber regeneration |
DE102005014662A1 (de) * | 2005-03-31 | 2006-12-21 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens |
US8215098B2 (en) * | 2005-05-02 | 2012-07-10 | Cummins Inc. | Method and apparatus for diagnosing exhaust gas aftertreatment component degradation |
US7216478B2 (en) * | 2005-06-03 | 2007-05-15 | Gm Global Technology Operations, Inc. | Exhaust treatment diagnostic using a temperature sensor |
US7698887B2 (en) * | 2005-06-17 | 2010-04-20 | Emcon Technologies Llc | Method and apparatus for determining local emissions loading of emissions trap |
US20060283176A1 (en) * | 2005-06-17 | 2006-12-21 | Arvinmeritor Emissions Technologies Gmbh | Method and apparatus for regenerating a NOx trap and a particulate trap |
US7611612B2 (en) | 2005-07-14 | 2009-11-03 | Ceramatec, Inc. | Multilayer ceramic NOx gas sensor device |
US7389773B2 (en) * | 2005-08-18 | 2008-06-24 | Honeywell International Inc. | Emissions sensors for fuel control in engines |
US20070095053A1 (en) * | 2005-10-31 | 2007-05-03 | Arvin Technologies, Inc. | Method and apparatus for emissions trap regeneration |
JP4711233B2 (ja) * | 2006-05-10 | 2011-06-29 | スズキ株式会社 | 水素エンジンの排気ガス浄化システム |
JP4832209B2 (ja) * | 2006-08-14 | 2011-12-07 | トヨタ自動車株式会社 | 触媒劣化診断装置 |
JP4664882B2 (ja) * | 2006-09-11 | 2011-04-06 | トヨタ自動車株式会社 | 触媒劣化診断装置 |
JP4337872B2 (ja) * | 2006-12-21 | 2009-09-30 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
DE102007001417B4 (de) * | 2007-01-09 | 2009-11-12 | Ford Global Technologies, LLC, Dearborn | Vorrichtung zur Abschätzung des Beladungszustandes eines NOx-Speicherkatalysators |
JP5431966B2 (ja) * | 2007-02-21 | 2014-03-05 | ボルボ ラストバグナー アーベー | 排気ガス後処理システム(eats) |
JP2008238069A (ja) * | 2007-03-28 | 2008-10-09 | Babcock Hitachi Kk | 排ガスの浄化装置及び排ガスの浄化方法,浄化触媒 |
US20080314022A1 (en) * | 2007-06-19 | 2008-12-25 | Eaton Corporation | Strategy for scheduling LNT regeneration |
US7980064B2 (en) * | 2007-06-19 | 2011-07-19 | Eaton Corporation | Algorithm incorporating driving conditions into LNT regeneration scheduling |
JP5272455B2 (ja) * | 2008-03-11 | 2013-08-28 | いすゞ自動車株式会社 | NOx浄化システムの制御方法及びNOx浄化システム |
JP4483972B2 (ja) * | 2008-04-14 | 2010-06-16 | トヨタ自動車株式会社 | 排気浄化システムの故障診断装置 |
US8060290B2 (en) | 2008-07-17 | 2011-11-15 | Honeywell International Inc. | Configurable automotive controller |
US8620461B2 (en) | 2009-09-24 | 2013-12-31 | Honeywell International, Inc. | Method and system for updating tuning parameters of a controller |
JP2011094482A (ja) * | 2009-10-27 | 2011-05-12 | Hino Motors Ltd | ディーゼルエンジンの排ガス後処理装置 |
US8504175B2 (en) | 2010-06-02 | 2013-08-06 | Honeywell International Inc. | Using model predictive control to optimize variable trajectories and system control |
US20120222399A1 (en) * | 2011-03-03 | 2012-09-06 | GM Global Technology Operations LLC | Oxidation catalyst burn threshold adjustment to avoid quenching |
JP5673797B2 (ja) * | 2011-03-22 | 2015-02-18 | トヨタ自動車株式会社 | 触媒劣化判定システム |
US9677493B2 (en) | 2011-09-19 | 2017-06-13 | Honeywell Spol, S.R.O. | Coordinated engine and emissions control system |
US20130111905A1 (en) | 2011-11-04 | 2013-05-09 | Honeywell Spol. S.R.O. | Integrated optimization and control of an engine and aftertreatment system |
US9650934B2 (en) | 2011-11-04 | 2017-05-16 | Honeywell spol.s.r.o. | Engine and aftertreatment optimization system |
US9164080B2 (en) | 2012-06-11 | 2015-10-20 | Ohio State Innovation Foundation | System and method for sensing NO |
JP6201765B2 (ja) * | 2014-01-10 | 2017-09-27 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
EP3051367B1 (de) | 2015-01-28 | 2020-11-25 | Honeywell spol s.r.o. | Ansatz und system zur handhabung von einschränkungen für gemessene störungen mit unsicherer vorschau |
EP3056706A1 (de) | 2015-02-16 | 2016-08-17 | Honeywell International Inc. | Ansatz zur nachbehandlungssystemmodellierung und modellidentifizierung |
EP3091212A1 (de) | 2015-05-06 | 2016-11-09 | Honeywell International Inc. | Identifikationsansatz für verbrennungsmotor-mittelwertmodelle |
JP6004059B2 (ja) * | 2015-07-24 | 2016-10-05 | トヨタ自動車株式会社 | NOxセンサの制御装置 |
EP3125052B1 (de) | 2015-07-31 | 2020-09-02 | Garrett Transportation I Inc. | Quadratischer programmlöser für mpc mit variabler anordnung |
JP6296019B2 (ja) * | 2015-08-05 | 2018-03-20 | トヨタ自動車株式会社 | 内燃機関 |
US10272779B2 (en) | 2015-08-05 | 2019-04-30 | Garrett Transportation I Inc. | System and approach for dynamic vehicle speed optimization |
US10415492B2 (en) | 2016-01-29 | 2019-09-17 | Garrett Transportation I Inc. | Engine system with inferential sensor |
US10036338B2 (en) | 2016-04-26 | 2018-07-31 | Honeywell International Inc. | Condition-based powertrain control system |
US10124750B2 (en) | 2016-04-26 | 2018-11-13 | Honeywell International Inc. | Vehicle security module system |
US11199120B2 (en) | 2016-11-29 | 2021-12-14 | Garrett Transportation I, Inc. | Inferential flow sensor |
US11057213B2 (en) | 2017-10-13 | 2021-07-06 | Garrett Transportation I, Inc. | Authentication system for electronic control unit on a bus |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5311737A (en) * | 1991-03-29 | 1994-05-17 | Mazda Motor Corporation | Exhaust purification apparatus for an engine |
US5410873A (en) * | 1991-06-03 | 1995-05-02 | Isuzu Motors Limited | Apparatus for diminishing nitrogen oxides |
JP3062710B2 (ja) * | 1992-05-12 | 2000-07-12 | マツダ株式会社 | 触媒の劣化検出装置 |
DE69420488T2 (de) * | 1993-01-19 | 2000-04-13 | Toyota Motor Co Ltd | Abgasreinigungsgerät für eine brennkraftmaschine |
US5426934A (en) * | 1993-02-10 | 1995-06-27 | Hitachi America, Ltd. | Engine and emission monitoring and control system utilizing gas sensors |
JP3266699B2 (ja) * | 1993-06-22 | 2002-03-18 | 株式会社日立製作所 | 触媒の評価方法及び触媒効率制御方法ならびにNOx浄化触媒評価装置 |
JPH0763096A (ja) * | 1993-08-30 | 1995-03-07 | Nissan Motor Co Ltd | 内燃機関の空燃比制御装置 |
JP2951831B2 (ja) * | 1993-11-05 | 1999-09-20 | 三菱電機株式会社 | 内燃機関の排気ガス浄化装置 |
US5657625A (en) * | 1994-06-17 | 1997-08-19 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Apparatus and method for internal combustion engine control |
JP3228006B2 (ja) * | 1994-06-30 | 2001-11-12 | トヨタ自動車株式会社 | 内燃機関の排気浄化要素劣化検出装置 |
JPH08158917A (ja) * | 1994-12-09 | 1996-06-18 | Tokyo Gas Co Ltd | 内燃機関の空燃比制御方法及び装置 |
JP2836523B2 (ja) * | 1995-03-24 | 1998-12-14 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP2836522B2 (ja) * | 1995-03-24 | 1998-12-14 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP2827954B2 (ja) * | 1995-03-28 | 1998-11-25 | トヨタ自動車株式会社 | NOx 吸収剤の劣化検出装置 |
DE19511548A1 (de) * | 1995-03-29 | 1996-06-13 | Daimler Benz Ag | Verfahren und Vorrichtung zur Stickoxidreduzierung im Abgas einer Brennkraftmaschine |
DE69627100T2 (de) * | 1995-10-26 | 2004-02-19 | Toyota Jidosha K.K., Toyota | Feststellungsvorrichtung der Katalysatorverschlechterung einer Brennkraftmaschine |
DE19543219C1 (de) * | 1995-11-20 | 1996-12-05 | Daimler Benz Ag | Verfahren zum Betreiben eines Dieselmotors |
US5842339A (en) * | 1997-02-26 | 1998-12-01 | Motorola Inc. | Method for monitoring the performance of a catalytic converter |
-
1997
- 1997-05-28 JP JP9139022A patent/JPH1071325A/ja active Pending
- 1997-06-16 US US08/876,285 patent/US5953907A/en not_active Expired - Lifetime
- 1997-06-20 EP EP97304348A patent/EP0814248B1/de not_active Expired - Lifetime
- 1997-06-20 DE DE69730560T patent/DE69730560T2/de not_active Expired - Lifetime
-
1999
- 1999-05-17 US US09/315,358 patent/US6026640A/en not_active Expired - Lifetime
- 1999-12-08 US US09/456,885 patent/US6134883A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0814248B1 (de) | 2004-09-08 |
JPH1071325A (ja) | 1998-03-17 |
DE69730560T2 (de) | 2005-10-13 |
EP0814248A3 (de) | 1999-10-06 |
US6134883A (en) | 2000-10-24 |
US6026640A (en) | 2000-02-22 |
EP0814248A2 (de) | 1997-12-29 |
US5953907A (en) | 1999-09-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69730560D1 (de) | Verfahren zur Steuerung des Abgassystems einer Brennkraftmaschine und zum Feststellen der Verschlechterung des Katalysators/Absorptionsmittels | |
DE69736795D1 (de) | Verfahren zur Steuerung des Abgassystems einer Brennkraftmaschine | |
DE69730539D1 (de) | Abgasreinigungsanlage einer Brennkraftmaschine und Katalysator zum Reinigen des Abgases einer Brennkraftmaschine | |
DE59701836D1 (de) | Verfahren und vorrichtung zur steuerung einer brennkraftmaschine | |
DE69620670D1 (de) | Verfahren und Vorrichtung zur Steuerung des Betriebs einer Brennkraftmaschine | |
DE69918516D1 (de) | Vorrichtung und Verfahren zur Steuerung einer Brennkraftmaschine | |
DE69719460D1 (de) | Abgasemissionssteuerungssystem und Verfahren für Verbrennungsmotoren | |
DE69609857T2 (de) | Verfahren und vorrichtung zur reinigung von abgasen einer brennkraftmaschine | |
DE69606439T2 (de) | Verfahren und vorrichtung zur reinigung von abgasen einer brennkraftmaschine | |
DE59712685D1 (de) | Vorrichtung und Verfahren zur Steuerung einer Brennkraftmaschine | |
DE69601874T2 (de) | Verfahren und einrichtung zur reinigung von entlüftungsabgasen einer brennkraftmaschine und brennkraftmaschine mit dieser einrichtung | |
DE69705486T2 (de) | Vorrichtung und Verfahren zur Steuerung der Verbrennung für eine Brennkraftmaschine mit innerer Verbrennung | |
DE59504697D1 (de) | Verfahren und vorrichtung zur steuerung einer brennkraftmaschine | |
DE69707976D1 (de) | Vorrichtung und Verfahren zur Abgasreinigung für Brennkraftmaschine | |
DE69835791D1 (de) | Vorrichtung und Verfahren zur Abgasreinigung für Brennkraftmaschine | |
DE69530650T2 (de) | Verfahren zur Steuerung der Ventilbetriebscharakteristik und des Luft-Kraftstoffverhältnisses einer Brennkraftmaschine | |
DE69816256D1 (de) | Vorrichtung zum Feststellen der Verschlechterung der Abgasentgiftungsanlage einer Brennkraftmaschine | |
DE69708808T2 (de) | Verfahren zur Betriebssteuerung einer Brennkraftmaschine | |
DE50006967D1 (de) | Verfahren und vorrichtung zur steuerung einer brennkraftmaschine mit einem abgasnachbehandlungssystem | |
DE59811637D1 (de) | Verfahren und vorrichtung zur steuerung einer brennkraftmaschine | |
DE69914571D1 (de) | Verfahren zur Steuerung der Einspritzung und der Zündung in einer Brennkraftmaschine zum aufheizen eines Abgaskatalysators | |
DE69728631D1 (de) | Vorrichtung und Verfahren zur Steuerung der Verbrennung einer Brennkraftmaschine | |
DE69818614D1 (de) | Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine | |
DE69732390D1 (de) | Steuerungssystem und Verfahren für eine Brennkraftmaschine | |
DE59805634D1 (de) | Verfahren zur steuerung der abgasrückführung bei einer brennkraftmaschine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |