EP1577525A3 - Verfahren zur Kontrolle der Behandlung der Abgase eines Verbrennungsmotors und Fahrzeug, das dieses Verfahren benützt - Google Patents

Verfahren zur Kontrolle der Behandlung der Abgase eines Verbrennungsmotors und Fahrzeug, das dieses Verfahren benützt Download PDF

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Publication number
EP1577525A3
EP1577525A3 EP05300128A EP05300128A EP1577525A3 EP 1577525 A3 EP1577525 A3 EP 1577525A3 EP 05300128 A EP05300128 A EP 05300128A EP 05300128 A EP05300128 A EP 05300128A EP 1577525 A3 EP1577525 A3 EP 1577525A3
Authority
EP
European Patent Office
Prior art keywords
trap
nox
exhaust gases
nitrogen oxides
vehicle
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.)
Withdrawn
Application number
EP05300128A
Other languages
English (en)
French (fr)
Other versions
EP1577525A2 (de
Inventor
Arnaud Audoin
Alain Sassi
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Publication of EP1577525A2 publication Critical patent/EP1577525A2/de
Publication of EP1577525A3 publication Critical patent/EP1577525A3/de
Withdrawn legal-status Critical Current

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
    • F02D41/021—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
    • F02D41/021—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
    • F02D41/0295—Control according to the amount of oxygen that is stored on 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
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0806—NOx storage amount, i.e. amount of NOx stored on NOx trap
    • 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
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio control
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/17—Nitrogen containing
    • Y10T436/177692—Oxides of nitrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Treating Waste Gases (AREA)
EP05300128A 2004-02-27 2005-02-17 Verfahren zur Kontrolle der Behandlung der Abgase eines Verbrennungsmotors und Fahrzeug, das dieses Verfahren benützt Withdrawn EP1577525A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0450385 2004-02-27
FR0450385A FR2866925B1 (fr) 2004-02-27 2004-02-27 Procede de controle du traitement des gaz d'echappement d'un moteur thermique et vehicule a moteur thermique mettant en oeuvre ce procede

Publications (2)

Publication Number Publication Date
EP1577525A2 EP1577525A2 (de) 2005-09-21
EP1577525A3 true EP1577525A3 (de) 2005-10-19

Family

ID=34834262

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05300128A Withdrawn EP1577525A3 (de) 2004-02-27 2005-02-17 Verfahren zur Kontrolle der Behandlung der Abgase eines Verbrennungsmotors und Fahrzeug, das dieses Verfahren benützt

Country Status (3)

Country Link
US (1) US20050191754A1 (de)
EP (1) EP1577525A3 (de)
FR (1) FR2866925B1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2866926B1 (fr) * 2004-02-27 2008-02-22 Peugeot Citroen Automobiles Sa Procede de diagnostic pour un catalyseur de gaz d'echappement d'un moteur thermique et vehicule mettant en oeuvre ce procede
EP2324349B1 (de) * 2008-09-03 2016-11-30 Testo AG Verfahren und vorrichtung zur messwerterfassung und messwertanzeige

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6418711B1 (en) * 2000-08-29 2002-07-16 Ford Global Technologies, Inc. Method and apparatus for estimating lean NOx trap capacity

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5408215A (en) * 1991-09-04 1995-04-18 Ford Motor Company Catalyst monitoring using a hydrocarbon sensor
JP3852788B2 (ja) * 1995-10-02 2006-12-06 株式会社小松製作所 ディーゼルエンジンのＮＯｘ 触媒の劣化検出装置およびその劣化検出方法
US5743084A (en) * 1996-10-16 1998-04-28 Ford Global Technologies, Inc. Method for monitoring the performance of a nox trap
JP3331161B2 (ja) * 1996-11-19 2002-10-07 本田技研工業株式会社 排気ガス浄化用触媒装置の劣化判別方法
IT1305375B1 (it) * 1998-08-25 2001-05-04 Magneti Marelli Spa Metodo di controllo del titolo della miscela aria / combustibilealimentata ad un motore endotermico
JP4158268B2 (ja) * 1999-03-17 2008-10-01 日産自動車株式会社 エンジンの排気浄化装置
JP2000265825A (ja) * 1999-03-18 2000-09-26 Nissan Motor Co Ltd エンジンの排気浄化装置
JP2000282848A (ja) * 1999-03-30 2000-10-10 Nissan Motor Co Ltd 内燃機関の排気浄化装置
JP3805562B2 (ja) * 1999-06-03 2006-08-02 三菱電機株式会社 内燃機関の排気浄化装置
JP3570297B2 (ja) * 1999-06-10 2004-09-29 株式会社日立製作所 エンジン排気浄化装置
JP2001003735A (ja) * 1999-06-18 2001-01-09 Hitachi Ltd エンジン排気浄化装置
IT1310465B1 (it) * 1999-09-07 2002-02-18 Magneti Marelli Spa Metodo autoadattativo di controllo di un sistema di scarico per motori a combustione interna ad accensione comandata.
JP3860981B2 (ja) * 2001-08-28 2006-12-20 本田技研工業株式会社 内燃機関の排気浄化装置
FR2866926B1 (fr) * 2004-02-27 2008-02-22 Peugeot Citroen Automobiles Sa Procede de diagnostic pour un catalyseur de gaz d'echappement d'un moteur thermique et vehicule mettant en oeuvre ce procede

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6418711B1 (en) * 2000-08-29 2002-07-16 Ford Global Technologies, Inc. Method and apparatus for estimating lean NOx trap capacity

Also Published As

Publication number Publication date
FR2866925A1 (fr) 2005-09-02
FR2866925B1 (fr) 2006-10-13
US20050191754A1 (en) 2005-09-01
EP1577525A2 (de) 2005-09-21

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