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DE69811863D1 - Verfahren zum steuern der regeneration des abgaskatalysators einer brennkraftmaschine - Google Patents

Verfahren zum steuern der regeneration des abgaskatalysators einer brennkraftmaschine

Info

Publication number
DE69811863D1
DE69811863D1 DE69811863T DE69811863T DE69811863D1 DE 69811863 D1 DE69811863 D1 DE 69811863D1 DE 69811863 T DE69811863 T DE 69811863T DE 69811863 T DE69811863 T DE 69811863T DE 69811863 D1 DE69811863 D1 DE 69811863D1
Authority
DE
Germany
Prior art keywords
regeneration
controlling
exhaust gas
combustion engine
internal combustion
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
DE69811863T
Other languages
English (en)
Other versions
DE69811863T2 (de
Inventor
Stephan Beurthey
Daniel Cozler
Jean-Claude Mollet
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.)
Renault SA
Renault SAS
Original Assignee
Renault SA
Renault SAS
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, Renault SAS filed Critical Renault SA
Application granted granted Critical
Publication of DE69811863D1 publication Critical patent/DE69811863D1/de
Publication of DE69811863T2 publication Critical patent/DE69811863T2/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
    • 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
    • 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
    • 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
    • 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

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)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
DE69811863T 1997-12-12 1998-12-11 Verfahren zum steuern der regeneration des abgaskatalysators einer brennkraftmaschine Expired - Lifetime DE69811863T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9715775A FR2772428B1 (fr) 1997-12-12 1997-12-12 Procede de commande de purge d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne
FR9715775 1997-12-12
PCT/FR1998/002696 WO1999031368A1 (fr) 1997-12-12 1998-12-11 Procede de commande de purge d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne

Publications (2)

Publication Number Publication Date
DE69811863D1 true DE69811863D1 (de) 2003-04-10
DE69811863T2 DE69811863T2 (de) 2004-03-04

Family

ID=9514535

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69811863T Expired - Lifetime DE69811863T2 (de) 1997-12-12 1998-12-11 Verfahren zum steuern der regeneration des abgaskatalysators einer brennkraftmaschine

Country Status (5)

Country Link
EP (1) EP0961875B1 (de)
DE (1) DE69811863T2 (de)
ES (1) ES2190123T3 (de)
FR (1) FR2772428B1 (de)
WO (1) WO1999031368A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2771778B1 (fr) * 1997-11-28 2000-01-14 Renault Procede de commande d'un moteur a injection directe et allumage commande
FR2783280B1 (fr) * 1998-09-11 2000-11-10 Renault Procede de commande de purge des oxydes d'azote dans une ligne d'echappement d'un moteur diesel
FR2785331B1 (fr) * 1998-10-28 2000-12-22 Renault Procede de commande de la purge en oxydes d'azote d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne
FR2798425B1 (fr) * 1999-09-13 2001-12-07 Renault Procede de commande de purge de moyens de stockage d'oxydes d'azote associes a un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne
DE10026379A1 (de) * 2000-05-27 2001-12-13 Volkswagen Ag Verfahren und Vorrichtung zur Durchführung einer Regeneration eines NOx-Speicherkatalysators
FR2937378B1 (fr) * 2008-10-16 2011-08-26 Renault Sas Procede de commande de purge d'un piege a oxydes d'azote
JP6248978B2 (ja) 2015-05-11 2017-12-20 トヨタ自動車株式会社 内燃機関の制御装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993007363A1 (fr) * 1991-10-03 1993-04-15 Toyota Jidosha Kabushiki Kaisha Dispositif pour purifier les gaz d'echappement d'un moteur a combustion interne
WO1993025806A1 (en) * 1992-06-12 1993-12-23 Toyota Jidosha Kabushiki Kaisha Exhaust emission control system for internal combustion engine
JP3440654B2 (ja) * 1994-11-25 2003-08-25 トヨタ自動車株式会社 排気浄化装置
DE19607151C1 (de) * 1996-02-26 1997-07-10 Siemens Ag Verfahren zur Regeneration eines NOx-Speicherkatalysators
US5894725A (en) * 1997-03-27 1999-04-20 Ford Global Technologies, Inc. Method and apparatus for maintaining catalyst efficiency of a NOx trap

Also Published As

Publication number Publication date
DE69811863T2 (de) 2004-03-04
FR2772428B1 (fr) 2000-02-18
EP0961875A1 (de) 1999-12-08
ES2190123T3 (es) 2003-07-16
FR2772428A1 (fr) 1999-06-18
EP0961875B1 (de) 2003-03-05
WO1999031368A1 (fr) 1999-06-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: HAFT - KARAKATSANIS PATENTANWALTSKANZLEI, 80802 MU