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FR2958968B1 - Dispositif d'injection de reducteur pour une reduction catalytique selective - Google Patents

Dispositif d'injection de reducteur pour une reduction catalytique selective

Info

Publication number
FR2958968B1
FR2958968B1 FR1052963A FR1052963A FR2958968B1 FR 2958968 B1 FR2958968 B1 FR 2958968B1 FR 1052963 A FR1052963 A FR 1052963A FR 1052963 A FR1052963 A FR 1052963A FR 2958968 B1 FR2958968 B1 FR 2958968B1
Authority
FR
France
Prior art keywords
reducer
injection device
catalytic reduction
selective catalytic
exhaust line
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
FR1052963A
Other languages
English (en)
Other versions
FR2958968A1 (fr
Inventor
Mehdi Ferhan
Stephane Guerin
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 FR1052963A priority Critical patent/FR2958968B1/fr
Priority to PCT/FR2011/050710 priority patent/WO2011131883A1/fr
Publication of FR2958968A1 publication Critical patent/FR2958968A1/fr
Application granted granted Critical
Publication of FR2958968B1 publication Critical patent/FR2958968B1/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
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • F01N2610/1433—Pumps
    • 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
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1493—Purging the reducing agent out of the conduits or nozzle
    • 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)
FR1052963A 2010-04-19 2010-04-19 Dispositif d'injection de reducteur pour une reduction catalytique selective Expired - Fee Related FR2958968B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1052963A FR2958968B1 (fr) 2010-04-19 2010-04-19 Dispositif d'injection de reducteur pour une reduction catalytique selective
PCT/FR2011/050710 WO2011131883A1 (fr) 2010-04-19 2011-03-30 Dispositif d'injection de reducteur pour une reduction catalytique selective

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1052963A FR2958968B1 (fr) 2010-04-19 2010-04-19 Dispositif d'injection de reducteur pour une reduction catalytique selective

Publications (2)

Publication Number Publication Date
FR2958968A1 FR2958968A1 (fr) 2011-10-21
FR2958968B1 true FR2958968B1 (fr) 2013-01-11

Family

ID=43048841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1052963A Expired - Fee Related FR2958968B1 (fr) 2010-04-19 2010-04-19 Dispositif d'injection de reducteur pour une reduction catalytique selective

Country Status (2)

Country Link
FR (1) FR2958968B1 (fr)
WO (1) WO2011131883A1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1052963A (fr) 1952-03-20 1954-01-29 Comptoir Ind Etirage Dispositif de chargement des lingots dans une presse à filer les métaux
DE102004054238A1 (de) * 2004-11-10 2006-05-11 Robert Bosch Gmbh Dosiersystem sowie Verfahren zum Betreiben eines Dosiersystems
FR2879239A1 (fr) * 2004-12-15 2006-06-16 Inergy Automotive Systems Res Systeme de stockage et d'injection d'un additif dans des gaz d'echappement d'un moteur
FR2918576B1 (fr) * 2007-07-10 2009-10-09 Inergy Automotive Systems Res Systeme d'alimentation d'un liquide pour vehicule et module pompe/filtre integre.
FR2919339A1 (fr) 2007-07-24 2009-01-30 Peugeot Citroen Automobiles Sa Ligne d'echappement de gaz equipee de systemes de depollution pour moteur a combustion interne de vehicule automobile fonctionnant en melange pauvre.
US20090194604A1 (en) * 2008-01-19 2009-08-06 Clyde Meriwether Smith Pulsed spray system of reduced power consumption
US20090301064A1 (en) * 2008-06-05 2009-12-10 Eugen Maier Urea pump assembly for an exhaust gas treatment system

Also Published As

Publication number Publication date
FR2958968A1 (fr) 2011-10-21
WO2011131883A1 (fr) 2011-10-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20131231