FR2930967B1 - Systeme et procede d'optimisation de l'automate de declenchement des purges soufre - Google Patents

Systeme et procede d'optimisation de l'automate de declenchement des purges soufre

Info

Publication number
FR2930967B1
FR2930967B1 FR0802519A FR0802519A FR2930967B1 FR 2930967 B1 FR2930967 B1 FR 2930967B1 FR 0802519 A FR0802519 A FR 0802519A FR 0802519 A FR0802519 A FR 0802519A FR 2930967 B1 FR2930967 B1 FR 2930967B1
Authority
FR
France
Prior art keywords
sulfur
optimizing
catalytic trapping
automate
mass
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
FR0802519A
Other languages
English (en)
Other versions
FR2930967A1 (fr
Inventor
Laurent Berthier
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 FR0802519A priority Critical patent/FR2930967B1/fr
Publication of FR2930967A1 publication Critical patent/FR2930967A1/fr
Application granted granted Critical
Publication of FR2930967B1 publication Critical patent/FR2930967B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • F01N3/0885—Regeneration of deteriorated absorbents or adsorbents, e.g. desulfurization of NOx traps
    • 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
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/025—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting O2, e.g. lambda sensors
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/14—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics having more than one sensor of one kind
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0416—Methods of control or diagnosing using the state of a sensor, e.g. of an exhaust gas sensor
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
    • F01N2900/1612—SOx amount trapped in catalyst
    • 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
    • F02D2200/70—Input parameters for engine control said parameters being related to the vehicle exterior
    • F02D2200/702—Road conditions
    • 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
    • Y02T10/12—Improving ICE efficiencies
    • 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)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

Système (16) d'optimisation de l'automate (30) de déclenchement des purges soufre d'un système (5) de régénération d'un dispositif (1) de piégeage catalytique d'oxyde d'azote à seuils fixes de masse de soufre dans le dispositif de piégeage catalytique d'oxyde d'azote caractérisé en ce qu'il comprend des moyens (6, 8, 24, 40, 11, 17, 31, 32, 33) de détermination de la valeur moyenne de la masse de soufre stockée dans le dispositif de piégeage catalytique, des moyens (6, 24, 40, 14, 17) de détermination de la fréquence de désulfatation et des moyens (17, 30) de commande aptes à modifier lesdits seuils dudit système de régénération du dispositif de piégeage catalytique d'oxyde d'azote à seuil fixe en fonction de valeurs d'un critère dépendant de ladite valeur moyenne de la masse de soufre stockée dans le dispositif de piégeage catalytique et de ladite fréquence de désulfatation.
FR0802519A 2008-05-06 2008-05-06 Systeme et procede d'optimisation de l'automate de declenchement des purges soufre Expired - Fee Related FR2930967B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0802519A FR2930967B1 (fr) 2008-05-06 2008-05-06 Systeme et procede d'optimisation de l'automate de declenchement des purges soufre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0802519A FR2930967B1 (fr) 2008-05-06 2008-05-06 Systeme et procede d'optimisation de l'automate de declenchement des purges soufre

Publications (2)

Publication Number Publication Date
FR2930967A1 FR2930967A1 (fr) 2009-11-13
FR2930967B1 true FR2930967B1 (fr) 2010-04-30

Family

ID=40119352

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0802519A Expired - Fee Related FR2930967B1 (fr) 2008-05-06 2008-05-06 Systeme et procede d'optimisation de l'automate de declenchement des purges soufre

Country Status (1)

Country Link
FR (1) FR2930967B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103939186A (zh) * 2013-01-23 2014-07-23 罗伯特·博世技术与业务解决方案公司 用于调节车辆中的废气催化器的再生频率的方法和装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19847875A1 (de) * 1998-10-16 2000-04-20 Volkswagen Ag Verfahren und Vorrichtung zur De-Sulfatierung eines NOx-Speicherkatalysators
DE19910664A1 (de) * 1999-03-11 2000-09-14 Volkswagen Ag Verfahren zur De-Sulfatierung eines NOx-Speicherkatalysators
JP4235069B2 (ja) * 2003-09-12 2009-03-04 トヨタ自動車株式会社 内燃機関の排気浄化触媒制御装置
JP4052286B2 (ja) * 2004-06-10 2008-02-27 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP4135757B2 (ja) * 2006-08-01 2008-08-20 トヨタ自動車株式会社 内燃機関の排気浄化システム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103939186A (zh) * 2013-01-23 2014-07-23 罗伯特·博世技术与业务解决方案公司 用于调节车辆中的废气催化器的再生频率的方法和装置

Also Published As

Publication number Publication date
FR2930967A1 (fr) 2009-11-13

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