FR2785640B1 - Procede de fonctionnement et de controle d'un catalyseur a reduction a accumulation des nox d'un moteur a combustion interne pauvre - Google Patents

Procede de fonctionnement et de controle d'un catalyseur a reduction a accumulation des nox d'un moteur a combustion interne pauvre

Info

Publication number
FR2785640B1
FR2785640B1 FR9913911A FR9913911A FR2785640B1 FR 2785640 B1 FR2785640 B1 FR 2785640B1 FR 9913911 A FR9913911 A FR 9913911A FR 9913911 A FR9913911 A FR 9913911A FR 2785640 B1 FR2785640 B1 FR 2785640B1
Authority
FR
France
Prior art keywords
controlling
operating
combustion engine
internal combustion
reducing catalyst
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 - Fee Related
Application number
FR9913911A
Other languages
English (en)
French (fr)
Other versions
FR2785640A1 (fr
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.)
Mercedes Benz Group AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2785640A1 publication Critical patent/FR2785640A1/fr
Application granted granted Critical
Publication of FR2785640B1 publication Critical patent/FR2785640B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust 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
    • 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
    • F02D41/028—Desulfurisation of NOx traps 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
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/04—Sulfur or sulfur oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1409—Introducing closed-loop corrections characterised by the control or regulation method using at least a proportional, integral or derivative controller
    • 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)
  • Health & Medical Sciences (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)
FR9913911A 1998-11-09 1999-11-05 Procede de fonctionnement et de controle d'un catalyseur a reduction a accumulation des nox d'un moteur a combustion interne pauvre Expired - Fee Related FR2785640B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19851564A DE19851564C2 (de) 1998-11-09 1998-11-09 Verfahren zum Betreiben und Überprüfen eines NOx-Speicherreduktionskatalysators einer Mager-Brennkraftmaschine

Publications (2)

Publication Number Publication Date
FR2785640A1 FR2785640A1 (fr) 2000-05-12
FR2785640B1 true FR2785640B1 (fr) 2005-04-15

Family

ID=7887143

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9913911A Expired - Fee Related FR2785640B1 (fr) 1998-11-09 1999-11-05 Procede de fonctionnement et de controle d'un catalyseur a reduction a accumulation des nox d'un moteur a combustion interne pauvre

Country Status (3)

Country Link
DE (1) DE19851564C2 (de)
FR (1) FR2785640B1 (de)
GB (1) GB2344771B8 (de)

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DE19929292A1 (de) * 1999-06-25 2000-12-28 Volkswagen Ag Verfahren zur Steuerung eines Arbeitsmodus einer Verbrennungskraftmaschine
DE19942270A1 (de) 1999-09-04 2001-03-15 Bosch Gmbh Robert Verfahren zum Betreiben einer Brennkraftmaschine
DE10023080B4 (de) * 2000-05-11 2009-10-22 Volkswagen Ag Verfahren und Vorrichtung zur Überwachung einer Speicherfähigkeit eines NOx-Speicherkatalysators
DE10023791B4 (de) * 2000-05-15 2011-06-01 Volkswagen Ag Verfahren und Vorrichtung zur Steuerung eines Abgasreinigungssystems
JP4380902B2 (ja) * 2000-09-22 2009-12-09 株式会社デンソー 排出ガス浄化用触媒の劣化検出装置
DE10051012A1 (de) * 2000-10-14 2002-04-18 Bayerische Motoren Werke Ag Verfahren und Vorrichtung zum Diagnostizieren der Speichereigenschaften eines NOx-Speicherkatalysators
DE10053629A1 (de) * 2000-10-28 2002-05-02 Bayerische Motoren Werke Ag Steuerverfahren für einen Verbrennungsmotor mit einem Abgas-Katalysator
JP3558036B2 (ja) * 2000-12-21 2004-08-25 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2002364415A (ja) * 2001-06-07 2002-12-18 Mazda Motor Corp エンジンの排気浄化装置
US6694244B2 (en) 2001-06-19 2004-02-17 Ford Global Technologies, Llc Method for quantifying oxygen stored in a vehicle 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
US6629409B2 (en) 2001-06-20 2003-10-07 Ford Global Technologies, Llc System and method for determining set point location for oxidant-based engine air/fuel control strategy
US6993899B2 (en) 2001-06-20 2006-02-07 Ford Global Technologies, Llc System and method for controlling catalyst storage capacity
US6453662B1 (en) 2001-06-20 2002-09-24 Ford Global Technologies, Inc. System and method for estimating oxidant storage of a catalyst
US6453661B1 (en) 2001-06-20 2002-09-24 Ford Global Technologies, Inc. System and method for determining target oxygen storage in an automotive catalyst
US6497093B1 (en) 2001-06-20 2002-12-24 Ford Global Technologies, Inc. System and method for adjusting air-fuel ratio
LU90795B1 (en) * 2001-06-27 2002-12-30 Delphi Tech Inc Nox release index
DE10156476B4 (de) * 2001-11-16 2012-10-31 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Verfahren zur Erkennung der fortschreitenden Verschwefelung eines NOx-Speicherkatalysators
DE10216278B4 (de) * 2002-04-12 2005-05-04 Siemens Ag Verfahren zur Bestimmung einer NOx-Konzentration
DE10216260B4 (de) * 2002-04-12 2005-04-21 Siemens Ag Verfahren zum Betreiben einer Brennkraftmaschine
DE10221568A1 (de) * 2002-05-08 2003-12-04 Volkswagen Ag Verfahren zur Steuerung eines NO¶x¶-Speicherkatalysators
DE10226873B4 (de) * 2002-06-12 2012-05-31 Volkswagen Ag Verfahren zur Steuerung der Betriebsartenwahl einer Verbrennungskraftmaschine
DE10237949B4 (de) * 2002-08-20 2013-11-07 Volkswagen Ag Verfahren zum Betreiben einer direkteinspritzenden Brennkraftmaschine
DE10243343B4 (de) * 2002-09-18 2008-12-11 Continental Automotive Gmbh Verfahren zur Bewertung eines Drei-Wege-Katalysator
DE10249610B4 (de) * 2002-10-18 2010-10-07 Volkswagen Ag Verfahren und Vorrichtung zur Steuerung eines NOx-Speicherkatalysators
DE10333337B4 (de) * 2003-06-30 2010-09-16 Volkswagen Ag Verfahren und Vorrichtung zur Diagnose eines Katalysatorsystems
DE10337902A1 (de) * 2003-08-18 2005-03-24 Audi Ag Verfahren zum Betreiben einer Brennkraftmaschine eines Fahrzeugs, insbesondere eines Kraftfahrzeugs
JP4349119B2 (ja) 2003-12-19 2009-10-21 いすゞ自動車株式会社 排気ガス浄化方法及び排気ガス浄化システム
JP4066954B2 (ja) * 2004-01-15 2008-03-26 株式会社デンソー 内燃機関の燃料噴射装置
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
DE102007044937B4 (de) * 2007-09-20 2010-03-25 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
DE102008025520B4 (de) * 2008-05-28 2011-06-09 Ford Global Technologies, LLC, Dearborn Verfahren zum Betreiben einer Abgasnachbehandlungsanordnung, sowie Abgasnachbehandlungsanordnung
DE102014209972B4 (de) 2013-07-05 2024-03-21 Ford Global Technologies, Llc Verfahren und Vorrichtung zum Bewerten des Alterungszustandeseines NOx-Speicherkatalysators
DE102016209358B4 (de) * 2016-05-31 2018-10-18 Continental Automotive Gmbh Verfahren, Vorrichtung zum Überwachen einer Stickoxidfalle, Computerprogramm und Computerprogrammprodukt
JP6544388B2 (ja) * 2017-06-23 2019-07-17 トヨタ自動車株式会社 内燃機関の排気浄化装置

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US5471836A (en) * 1991-10-14 1995-12-05 Toyota Jidosha Kabushiki Kaisha Exhaust purification device of internal combustion engine
DE4140618A1 (de) * 1991-12-10 1993-06-17 Bosch Gmbh Robert Verfahren und vorrichtung zur ermittlung der konvertierungsfaehigkeit eines katalysators
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
DE19517168B4 (de) * 1994-05-10 2004-06-24 Mitsubishi Jidosha Kogyo K.K. Vorrichtung und Verfahren für die Steuerung eines Verbrennungsmotors
DE19543219C1 (de) * 1995-11-20 1996-12-05 Daimler Benz Ag Verfahren zum Betreiben eines Dieselmotors
US5704339A (en) * 1996-04-26 1998-01-06 Ford Global Technologies, Inc. method and apparatus for improving vehicle fuel economy
DE19629163C1 (de) * 1996-07-19 1997-10-09 Daimler Benz Ag Verfahren und Vorrichtung zum stickoxidemissionsarmen Betrieb eines Verbrennungsmotors
US5771685A (en) * 1996-10-16 1998-06-30 Ford Global Technologies, Inc. Method for monitoring the performance of a NOx trap
US5743084A (en) * 1996-10-16 1998-04-28 Ford Global Technologies, Inc. Method for monitoring the performance of a nox trap
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DE19800665C1 (de) * 1998-01-10 1999-07-01 Degussa Verfahren zum Betreiben eines Stickoxid-Speicherkatalysators
DE19816175A1 (de) * 1998-04-14 1999-10-21 Degussa Verfahren zur Überprüfung der Funktionstüchtigkeit eines Stickoxid-Speicherkatalysators
DE19823921A1 (de) * 1998-05-28 1999-12-02 Siemens Ag Verfahren zur Überprüfung des Wirkungsgrades eines NOx-Speicherkatalysators
US6244046B1 (en) * 1998-07-17 2001-06-12 Denso Corporation Engine exhaust purification system and method having NOx occluding and reducing catalyst

Also Published As

Publication number Publication date
GB2344771B (en) 2002-09-18
FR2785640A1 (fr) 2000-05-12
GB9925994D0 (en) 2000-01-12
DE19851564A1 (de) 2000-05-11
GB2344771A8 (en) 2014-01-29
DE19851564C2 (de) 2000-08-24
GB2344771A (en) 2000-06-21
GB2344771B8 (en) 2014-01-29

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