FR2887292B1 - Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege - Google Patents

Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege

Info

Publication number
FR2887292B1
FR2887292B1 FR0506202A FR0506202A FR2887292B1 FR 2887292 B1 FR2887292 B1 FR 2887292B1 FR 0506202 A FR0506202 A FR 0506202A FR 0506202 A FR0506202 A FR 0506202A FR 2887292 B1 FR2887292 B1 FR 2887292B1
Authority
FR
France
Prior art keywords
trap
purge
estimating
nitrogen oxides
oxides present
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.)
Active
Application number
FR0506202A
Other languages
English (en)
Other versions
FR2887292A1 (fr
Inventor
Oria Sebastien D
Jean Christophe Beziat
Pascal Rarillon
Fabrice Gauvin
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 FR0506202A priority Critical patent/FR2887292B1/fr
Publication of FR2887292A1 publication Critical patent/FR2887292A1/fr
Application granted granted Critical
Publication of FR2887292B1 publication Critical patent/FR2887292B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • 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
    • F01N2570/16—Oxygen
    • 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)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
FR0506202A 2005-06-20 2005-06-20 Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege Active FR2887292B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0506202A FR2887292B1 (fr) 2005-06-20 2005-06-20 Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0506202A FR2887292B1 (fr) 2005-06-20 2005-06-20 Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege

Publications (2)

Publication Number Publication Date
FR2887292A1 FR2887292A1 (fr) 2006-12-22
FR2887292B1 true FR2887292B1 (fr) 2007-08-31

Family

ID=35432575

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0506202A Active FR2887292B1 (fr) 2005-06-20 2005-06-20 Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege

Country Status (1)

Country Link
FR (1) FR2887292B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0997617A1 (fr) * 1998-10-28 2000-05-03 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Procedé de régénération d' un piège pour les oxydes d'azote dans le système d'échappement d'un moteur à combustion et dispositif pour la mise en oeuvre de ce procédé
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
DE10039708A1 (de) * 2000-08-14 2002-03-07 Bosch Gmbh Robert Verfahren und Modell zur Modellierung einer Ausspeicherphase eines Stickoxid-Speicherkatalysators

Also Published As

Publication number Publication date
FR2887292A1 (fr) 2006-12-22

Similar Documents

Publication Publication Date Title
DE602004030251D1 (de) Verfahren zum schätzen des verbindungsmoments eine
EP1763531A4 (fr) Analogues peptidiques d'inhibiteurs de l'hepatite c
EP1910378A4 (fr) Analogues de peptides inhibiteurs de l'hepatite c
EP1771453A4 (fr) Analogues dipeptidiques d'inhibiteurs de l'hepatite c
DE602005024119D1 (de) Verfahren zum allergennachweis
ZA200705834B (en) Heterocyclic substituted phenyl methanones as inhibitors of the glycine transporter 1
DK1794407T3 (da) Bøjningsafstiver
ITRE20050043A1 (it) Metodo e dispositivo per determinare l'assetto delle ruote di un veicolo
EP1924189A4 (fr) Dispositif de nettoyage pour accessoires de golf
ATE433359T1 (de) Verfahren zum verbinden der stirnseiten von teilen durch reibschweissen
DE60300462D1 (de) Verfahren zur Steigerung der Bildschärfe mit Signal-Rausch Abschätzung
ATE482189T1 (de) Verfahren zur hydrocyanierung
DE602005022394D1 (de) Verfahren zum Handhaben von Singularitäten bei schwerkraftbezogener endoskopischer Bildgebung
DE602005006934D1 (de) Vorrichtung zum Ausrichten von Gütern
DE602005015369D1 (de) Klipp zur gegenseitigen Befestigung von zwei Teilen
DE602006001139D1 (de) Gürtelkonstruktion für "Supersingle" LKW Reifen
FR2887292B1 (fr) Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege
DE602006014707D1 (de) Mit gesättigten o-heterocyclen substituierte alkansäureamide
FR2892125B1 (fr) Composition a base d'hydrofluorocarbures
ITPD20040224A1 (it) Attrezzatura per la determinazione dell'assetto delle ruote di un autoveicolo
FR2878901B1 (fr) Procede d'estimation du vieillissement d'un piege catalytique a oxydes d'azote
DE60326471D1 (de) Verfahren zur verbesserung des folgens eines bodenprofils durch ein an einen traktor gekuppeltes landwirtschaftliches gerät
GB0411609D0 (en) Method for determining the solubility of a chemical compound
FR2865014B1 (fr) Embout de maintien d'un element allonge sur une paroi de support
FI20040805A0 (fi) Menetelmä polyamidin modifioimiseksi

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13