ATE445088T1 - Verfahren und vorrichtung zur abschätzung einer in einer katalytischen auffangvorrichtung eines kraftfahrzeugs eingespeicherten stickoxidmasse - Google Patents

Verfahren und vorrichtung zur abschätzung einer in einer katalytischen auffangvorrichtung eines kraftfahrzeugs eingespeicherten stickoxidmasse

Info

Publication number
ATE445088T1
ATE445088T1 AT04767463T AT04767463T ATE445088T1 AT E445088 T1 ATE445088 T1 AT E445088T1 AT 04767463 T AT04767463 T AT 04767463T AT 04767463 T AT04767463 T AT 04767463T AT E445088 T1 ATE445088 T1 AT E445088T1
Authority
AT
Austria
Prior art keywords
catalytic
nitrogen oxide
trapping device
estimating
motor vehicle
Prior art date
Application number
AT04767463T
Other languages
English (en)
Inventor
Pascal Barrillon
Stephane Cochet
Fabrice Gauvin
Olivier Meurisse
Original Assignee
Renault 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 Renault Sa filed Critical Renault Sa
Application granted granted Critical
Publication of ATE445088T1 publication Critical patent/ATE445088T1/de

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
    • F01N3/0871—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents using means for controlling, e.g. purging, the absorbents or adsorbents
    • 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
    • F01N9/005—Electrical control of exhaust gas treating apparatus using models instead of sensors to determine operating characteristics of exhaust systems, e.g. calculating catalyst temperature instead of measuring it directly
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—Nitrogen oxides
    • 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
    • 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
    • F02D2200/0811—NOx storage efficiency
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Coating Apparatus (AREA)
  • Catalysts (AREA)
  • Sampling And Sample Adjustment (AREA)
AT04767463T 2003-06-30 2004-06-25 Verfahren und vorrichtung zur abschätzung einer in einer katalytischen auffangvorrichtung eines kraftfahrzeugs eingespeicherten stickoxidmasse ATE445088T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0307889A FR2856741B1 (fr) 2003-06-30 2003-06-30 Procede et dispositif d'estimation d'une masse d'oxydes d'azote stockee dans un dispositif de piegeage catalytique de vehicule automobile
PCT/FR2004/001615 WO2005003529A1 (fr) 2003-06-30 2004-06-25 Procede et dispositif d’estimation d’une masse d’oxydes d’azote stockee dans un dispositif de piegeage catalytique de vehicule automobile

Publications (1)

Publication Number Publication Date
ATE445088T1 true ATE445088T1 (de) 2009-10-15

Family

ID=33515522

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04767463T ATE445088T1 (de) 2003-06-30 2004-06-25 Verfahren und vorrichtung zur abschätzung einer in einer katalytischen auffangvorrichtung eines kraftfahrzeugs eingespeicherten stickoxidmasse

Country Status (8)

Country Link
US (1) US7219008B2 (de)
EP (1) EP1639239B1 (de)
JP (1) JP4404900B2 (de)
KR (1) KR20060028776A (de)
AT (1) ATE445088T1 (de)
DE (1) DE602004023507D1 (de)
FR (1) FR2856741B1 (de)
WO (1) WO2005003529A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2877043B1 (fr) * 2004-10-27 2006-12-22 Renault Sas Procede et dispositif pour l'estimation des gaz d'echappement entrant dans un systeme de post-traitement place en aval d'un systeme de traitement de ces gaz
US7363758B2 (en) * 2004-11-09 2008-04-29 Ford Global Technologies, Llc Lean burn engine control NOx purging based on positional loading of oxidants in emission control device
FR2893978B1 (fr) 2005-11-28 2008-01-04 Renault Sas Systeme de regeneration periodique d'un dispositif de piegeage catalytique d'oxydes d'azote
FR2907163B1 (fr) * 2006-10-12 2008-12-26 Renault Sas Dispositif et procede d'estimation de l'efficacite instantanee de stockage d'oxydes d'azote d'un systeme de piegeage catalytique d'oxydes d'azote
FR2927948B1 (fr) * 2008-02-27 2010-02-26 Renault Sas Procede et systeme de diagnostic de dysfonctionnement d'un systeme de traitement des gaz d'echappement.
FR2937378B1 (fr) * 2008-10-16 2011-08-26 Renault Sas Procede de commande de purge d'un piege a oxydes d'azote
US8091416B2 (en) * 2009-01-16 2012-01-10 GM Global Technology Operations LLC Robust design of diagnostic enabling conditions for SCR NOx conversion efficiency monitor
GB2549321B (en) * 2016-04-15 2019-09-25 Jaguar Land Rover Ltd Control of aftertreatment of an internal combustion engine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19801815A1 (de) * 1998-01-19 1999-07-22 Volkswagen Ag Mager-Regeneration von NOx-Speichern
DE19907382A1 (de) * 1999-02-20 2000-08-24 Bayerische Motoren Werke Ag Verfahren zur Abschätzung der Katalysatortemperatur
DE19929293A1 (de) * 1999-06-25 2000-12-28 Volkswagen Ag Verfahren zur Steuerung einer Regeneration eines NOx-Speicherkatalysators
DE19929292A1 (de) * 1999-06-25 2000-12-28 Volkswagen Ag Verfahren zur Steuerung eines Arbeitsmodus einer Verbrennungskraftmaschine
JP3304929B2 (ja) * 1999-08-26 2002-07-22 トヨタ自動車株式会社 内燃機関
JP3659193B2 (ja) * 2001-06-08 2005-06-15 日産自動車株式会社 内燃機関の排気浄化システム
US6742328B2 (en) * 2001-10-11 2004-06-01 Southwest Research Institute Systems and methods for controlling diesel engine emissions
FR2853691B1 (fr) * 2003-04-11 2005-05-27 Renault Sa Procede et dispositif d'estimation de l'etat thermique d'un piege catalytique a oxydes d'azote implante dans la ligne d'echappement d'un moteur a combustion interne

Also Published As

Publication number Publication date
EP1639239B1 (de) 2009-10-07
FR2856741B1 (fr) 2005-09-30
EP1639239A1 (de) 2006-03-29
JP4404900B2 (ja) 2010-01-27
WO2005003529A1 (fr) 2005-01-13
DE602004023507D1 (de) 2009-11-19
US7219008B2 (en) 2007-05-15
KR20060028776A (ko) 2006-04-03
US20060241850A1 (en) 2006-10-26
FR2856741A1 (fr) 2004-12-31
JP2007520658A (ja) 2007-07-26

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