FR2798425B1 - 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 - Google Patents

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

Info

Publication number
FR2798425B1
FR2798425B1 FR9911426A FR9911426A FR2798425B1 FR 2798425 B1 FR2798425 B1 FR 2798425B1 FR 9911426 A FR9911426 A FR 9911426A FR 9911426 A FR9911426 A FR 9911426A FR 2798425 B1 FR2798425 B1 FR 2798425B1
Authority
FR
France
Prior art keywords
purge
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 - Fee Related
Application number
FR9911426A
Other languages
English (en)
Other versions
FR2798425A1 (fr
Inventor
Wissel Dirk Von
Stephan Beurthey
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 FR9911426A priority Critical patent/FR2798425B1/fr
Priority to EP00962586A priority patent/EP1212527B1/fr
Priority to ES00962586T priority patent/ES2248117T3/es
Priority to DE60024103T priority patent/DE60024103T2/de
Priority to PCT/FR2000/002485 priority patent/WO2001020153A1/fr
Publication of FR2798425A1 publication Critical patent/FR2798425A1/fr
Application granted granted Critical
Publication of FR2798425B1 publication Critical patent/FR2798425B1/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
    • 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
    • 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
    • F02D41/1461—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 of the exhaust gases emitted by the engine
    • F02D41/1462—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 of the exhaust gases emitted by the engine with determination means using an estimation
    • 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
    • F02D2200/0802—Temperature of the exhaust gas treatment 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
    • 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
    • F02D2200/0808—NOx storage capacity, i.e. maximum amount of NOx that can be 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)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
FR9911426A 1999-09-13 1999-09-13 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 Expired - Fee Related FR2798425B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9911426A FR2798425B1 (fr) 1999-09-13 1999-09-13 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
EP00962586A EP1212527B1 (fr) 1999-09-13 2000-09-08 Procede de commande de purge de moyens de stockage d'oxydes d'azote associes a un pot catalytique
ES00962586T ES2248117T3 (es) 1999-09-13 2000-09-08 Procedimiento de orden de purga de medios de almacenamieno de oxidos de nitrogeno asociados a un convertidor catalitico.
DE60024103T DE60024103T2 (de) 1999-09-13 2000-09-08 Steuerverfahren zum entfernen von stickoxiden von einem abgaskataslysator
PCT/FR2000/002485 WO2001020153A1 (fr) 1999-09-13 2000-09-08 Procede de commande de purge de moyens de stockage d'oxydes d'azote associes a un pot catalytique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9911426A FR2798425B1 (fr) 1999-09-13 1999-09-13 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

Publications (2)

Publication Number Publication Date
FR2798425A1 FR2798425A1 (fr) 2001-03-16
FR2798425B1 true FR2798425B1 (fr) 2001-12-07

Family

ID=9549782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9911426A Expired - Fee Related FR2798425B1 (fr) 1999-09-13 1999-09-13 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

Country Status (5)

Country Link
EP (1) EP1212527B1 (fr)
DE (1) DE60024103T2 (fr)
ES (1) ES2248117T3 (fr)
FR (1) FR2798425B1 (fr)
WO (1) WO2001020153A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10036453A1 (de) * 2000-07-26 2002-02-14 Bosch Gmbh Robert Verfahren und Steuergerät zum Betreiben eines Stickoxid (NOx)-Speicherkatalysators
DE10235592B4 (de) * 2002-07-31 2013-04-04 Volkswagen Ag Verfahren zur Steuerung einer Brennkraftmaschine
FR2887292B1 (fr) * 2005-06-20 2007-08-31 Renault Sas Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5622047A (en) * 1992-07-03 1997-04-22 Nippondenso Co., Ltd. Method and apparatus for detecting saturation gas amount absorbed by catalytic converter
US5704339A (en) * 1996-04-26 1998-01-06 Ford Global Technologies, Inc. method and apparatus for improving vehicle fuel economy
EP0898067B1 (fr) * 1997-08-21 2004-03-17 Nissan Motor Co., Ltd. Système de purification de gaz d'échappement pour un moteur à combustion interne
FR2772428B1 (fr) * 1997-12-12 2000-02-18 Renault Procede de commande de purge d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne
DE19808382A1 (de) * 1998-02-27 1999-09-02 Volkswagen Ag Steuerung eines NOx-Absorber-Katalysator
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

Also Published As

Publication number Publication date
WO2001020153A1 (fr) 2001-03-22
ES2248117T3 (es) 2006-03-16
FR2798425A1 (fr) 2001-03-16
DE60024103T2 (de) 2006-07-27
EP1212527B1 (fr) 2005-11-16
DE60024103D1 (de) 2005-12-22
EP1212527A1 (fr) 2002-06-12

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ST Notification of lapse

Effective date: 20160531