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FR2986262B1 - Procede de pilotage de l'injection d'uree dans une ligne d'echappement d'un moteur - Google Patents

Procede de pilotage de l'injection d'uree dans une ligne d'echappement d'un moteur

Info

Publication number
FR2986262B1
FR2986262B1 FR1200289A FR1200289A FR2986262B1 FR 2986262 B1 FR2986262 B1 FR 2986262B1 FR 1200289 A FR1200289 A FR 1200289A FR 1200289 A FR1200289 A FR 1200289A FR 2986262 B1 FR2986262 B1 FR 2986262B1
Authority
FR
France
Prior art keywords
engine
exhaust line
urea injection
controlling urea
controlling
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
FR1200289A
Other languages
English (en)
Other versions
FR2986262A1 (fr
Inventor
Jean Francois Pinard
Alice Weck
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.)
Horse Powertrain Solutions SL
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 FR1200289A priority Critical patent/FR2986262B1/fr
Publication of FR2986262A1 publication Critical patent/FR2986262A1/fr
Application granted granted Critical
Publication of FR2986262B1 publication Critical patent/FR2986262B1/fr
Active 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
    • F01N3/2066—Selective catalytic reduction [SCR]
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
    • 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
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • 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
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/148—Arrangement of sensors
    • 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
    • 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

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)
FR1200289A 2012-01-31 2012-01-31 Procede de pilotage de l'injection d'uree dans une ligne d'echappement d'un moteur Active FR2986262B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1200289A FR2986262B1 (fr) 2012-01-31 2012-01-31 Procede de pilotage de l'injection d'uree dans une ligne d'echappement d'un moteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1200289A FR2986262B1 (fr) 2012-01-31 2012-01-31 Procede de pilotage de l'injection d'uree dans une ligne d'echappement d'un moteur

Publications (2)

Publication Number Publication Date
FR2986262A1 FR2986262A1 (fr) 2013-08-02
FR2986262B1 true FR2986262B1 (fr) 2014-07-18

Family

ID=45809252

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1200289A Active FR2986262B1 (fr) 2012-01-31 2012-01-31 Procede de pilotage de l'injection d'uree dans une ligne d'echappement d'un moteur

Country Status (1)

Country Link
FR (1) FR2986262B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19756251C1 (de) * 1997-12-17 1999-07-22 Siemens Ag Verfahren und Vorrichtung zur Reduzierung der Stickoxide im Abgas einer Verbrennungsanlage
JP4681284B2 (ja) * 2004-11-18 2011-05-11 日野自動車株式会社 排気浄化装置
JP2009103069A (ja) * 2007-10-24 2009-05-14 Denso Corp タンク装置および排気浄化システム

Also Published As

Publication number Publication date
FR2986262A1 (fr) 2013-08-02

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