FR2772428B1 - Procede de commande de purge d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne - Google Patents

Procede de commande de purge d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne

Info

Publication number
FR2772428B1
FR2772428B1 FR9715775A FR9715775A FR2772428B1 FR 2772428 B1 FR2772428 B1 FR 2772428B1 FR 9715775 A FR9715775 A FR 9715775A FR 9715775 A FR9715775 A FR 9715775A FR 2772428 B1 FR2772428 B1 FR 2772428B1
Authority
FR
France
Prior art keywords
purge
controlling
combustion engine
internal combustion
exhaust treatment
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
FR9715775A
Other languages
English (en)
French (fr)
Other versions
FR2772428A1 (fr
Inventor
Stephan Beurthey
Daniel Roger Albert 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 SAS
Original Assignee
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 SAS filed Critical Renault SAS
Priority to FR9715775A priority Critical patent/FR2772428B1/fr
Priority to ES98959959T priority patent/ES2190123T3/es
Priority to EP98959959A priority patent/EP0961875B1/de
Priority to DE69811863T priority patent/DE69811863T2/de
Priority to PCT/FR1998/002696 priority patent/WO1999031368A1/fr
Publication of FR2772428A1 publication Critical patent/FR2772428A1/fr
Application granted granted Critical
Publication of FR2772428B1 publication Critical patent/FR2772428B1/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
    • 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)
FR9715775A 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 Expired - Fee Related FR2772428B1 (fr)

Priority Applications (5)

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
ES98959959T ES2190123T3 (es) 1997-12-12 1998-12-11 Procedimiento de mando de purga de un contenedor cataliticode tratamiento de los gases de escape de un motor de combustion interna.
EP98959959A EP0961875B1 (de) 1997-12-12 1998-12-11 Verfahren zum steuern der regeneration des abgaskatalysators einer brennkraftmaschine
DE69811863T DE69811863T2 (de) 1997-12-12 1998-12-11 Verfahren zum steuern der regeneration des abgaskatalysators einer brennkraftmaschine
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

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2772428A1 FR2772428A1 (fr) 1999-06-18
FR2772428B1 true FR2772428B1 (fr) 2000-02-18

Family

ID=9514535

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9715775A Expired - Fee Related 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

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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5473887A (en) * 1991-10-03 1995-12-12 Toyota Jidosha Kabushiki Kaisha Exhaust purification device of internal combustion engine
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
ES2190123T3 (es) 2003-07-16
EP0961875A1 (de) 1999-12-08
DE69811863T2 (de) 2004-03-04
DE69811863D1 (de) 2003-04-10
WO1999031368A1 (fr) 1999-06-24
FR2772428A1 (fr) 1999-06-18
EP0961875B1 (de) 2003-03-05

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Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20160831