DE60024103D1 - Steuerverfahren zum entfernen von stickoxiden von einem abgaskataslysator - Google Patents

Steuerverfahren zum entfernen von stickoxiden von einem abgaskataslysator

Info

Publication number
DE60024103D1
DE60024103D1 DE60024103T DE60024103T DE60024103D1 DE 60024103 D1 DE60024103 D1 DE 60024103D1 DE 60024103 T DE60024103 T DE 60024103T DE 60024103 T DE60024103 T DE 60024103T DE 60024103 D1 DE60024103 D1 DE 60024103D1
Authority
DE
Germany
Prior art keywords
catasyl
sator
exhaust gas
control method
nitrogen oxides
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
DE60024103T
Other languages
English (en)
Other versions
DE60024103T2 (de
Inventor
Stephan Beurthey
Wissel Dirk Von
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
Publication of DE60024103D1 publication Critical patent/DE60024103D1/de
Application granted granted Critical
Publication of DE60024103T2 publication Critical patent/DE60024103T2/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
    • 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)
DE60024103T 1999-09-13 2000-09-08 Steuerverfahren zum entfernen von stickoxiden von einem abgaskataslysator Expired - Lifetime DE60024103T2 (de)

Applications Claiming Priority (3)

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
FR9911426 1999-09-13
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

Publications (2)

Publication Number Publication Date
DE60024103D1 true DE60024103D1 (de) 2005-12-22
DE60024103T2 DE60024103T2 (de) 2006-07-27

Family

ID=9549782

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60024103T Expired - Lifetime DE60024103T2 (de) 1999-09-13 2000-09-08 Steuerverfahren zum entfernen von stickoxiden von einem abgaskataslysator

Country Status (5)

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

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 (de) * 1997-08-21 2004-03-17 Nissan Motor Co., Ltd. Abgasreinigungssystem für eine Brennkraftmaschine
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
FR2798425B1 (fr) 2001-12-07
WO2001020153A1 (fr) 2001-03-22
EP1212527B1 (de) 2005-11-16
EP1212527A1 (de) 2002-06-12
DE60024103T2 (de) 2006-07-27
ES2248117T3 (es) 2006-03-16
FR2798425A1 (fr) 2001-03-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition