FR2971302B1 - Procede de commande de l'introduction d'un reducteur d'oxydes d'azote dans une conduite d'echappement d'un moteur a combustion - Google Patents

Procede de commande de l'introduction d'un reducteur d'oxydes d'azote dans une conduite d'echappement d'un moteur a combustion

Info

Publication number
FR2971302B1
FR2971302B1 FR1150850A FR1150850A FR2971302B1 FR 2971302 B1 FR2971302 B1 FR 2971302B1 FR 1150850 A FR1150850 A FR 1150850A FR 1150850 A FR1150850 A FR 1150850A FR 2971302 B1 FR2971302 B1 FR 2971302B1
Authority
FR
France
Prior art keywords
introduction
controlling
combustion engine
nitrogen oxide
exhaust drive
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
FR1150850A
Other languages
English (en)
Other versions
FR2971302A1 (fr
Inventor
Gabriel Crehan
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR1150850A priority Critical patent/FR2971302B1/fr
Publication of FR2971302A1 publication Critical patent/FR2971302A1/fr
Application granted granted Critical
Publication of FR2971302B1 publication Critical patent/FR2971302B1/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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • 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
    • 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
    • F01N2570/14—Nitrogen oxides
    • F01N2570/145—Dinitrogen oxide
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
FR1150850A 2011-02-03 2011-02-03 Procede de commande de l'introduction d'un reducteur d'oxydes d'azote dans une conduite d'echappement d'un moteur a combustion Expired - Fee Related FR2971302B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1150850A FR2971302B1 (fr) 2011-02-03 2011-02-03 Procede de commande de l'introduction d'un reducteur d'oxydes d'azote dans une conduite d'echappement d'un moteur a combustion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1150850A FR2971302B1 (fr) 2011-02-03 2011-02-03 Procede de commande de l'introduction d'un reducteur d'oxydes d'azote dans une conduite d'echappement d'un moteur a combustion

Publications (2)

Publication Number Publication Date
FR2971302A1 FR2971302A1 (fr) 2012-08-10
FR2971302B1 true FR2971302B1 (fr) 2015-04-24

Family

ID=44541427

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1150850A Expired - Fee Related FR2971302B1 (fr) 2011-02-03 2011-02-03 Procede de commande de l'introduction d'un reducteur d'oxydes d'azote dans une conduite d'echappement d'un moteur a combustion

Country Status (1)

Country Link
FR (1) FR2971302B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4300862B2 (ja) * 2002-11-11 2009-07-22 トヨタ自動車株式会社 内燃機関の排気浄化装置
US7168243B2 (en) * 2005-03-07 2007-01-30 Caterpillar Inc NOx adsorber and method of regenerating same
JP2010112290A (ja) * 2008-11-07 2010-05-20 Toyota Motor Corp 内燃機関の排気浄化装置
DE102009012093A1 (de) * 2009-03-06 2010-09-09 Man Nutzfahrzeuge Ag Verfahren zur Einstellung der Dosierungen des Reduktionsmittels bei selektiver katalytischer Reduktion

Also Published As

Publication number Publication date
FR2971302A1 (fr) 2012-08-10

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