FR2972021B1 - Dispositif de protection d'un injecteur de reducteur - Google Patents

Dispositif de protection d'un injecteur de reducteur

Info

Publication number
FR2972021B1
FR2972021B1 FR1151524A FR1151524A FR2972021B1 FR 2972021 B1 FR2972021 B1 FR 2972021B1 FR 1151524 A FR1151524 A FR 1151524A FR 1151524 A FR1151524 A FR 1151524A FR 2972021 B1 FR2972021 B1 FR 2972021B1
Authority
FR
France
Prior art keywords
protecting
reducer injector
reducer
injector
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
FR1151524A
Other languages
English (en)
Other versions
FR2972021A1 (fr
Inventor
Gautier Dekerle
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 FR1151524A priority Critical patent/FR2972021B1/fr
Priority to EP12152921A priority patent/EP2492465A1/fr
Publication of FR2972021A1 publication Critical patent/FR2972021A1/fr
Application granted granted Critical
Publication of FR2972021B1 publication Critical patent/FR2972021B1/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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/20—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a flow director or deflector
    • 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
    • F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/20—Exhaust treating devices having provisions not otherwise provided for for heat or sound protection, e.g. using a shield or specially shaped outer surface of exhaust device
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
FR1151524A 2011-02-25 2011-02-25 Dispositif de protection d'un injecteur de reducteur Expired - Fee Related FR2972021B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1151524A FR2972021B1 (fr) 2011-02-25 2011-02-25 Dispositif de protection d'un injecteur de reducteur
EP12152921A EP2492465A1 (fr) 2011-02-25 2012-01-27 Dispositif de protection d'un injecteur de réducteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1151524A FR2972021B1 (fr) 2011-02-25 2011-02-25 Dispositif de protection d'un injecteur de reducteur

Publications (2)

Publication Number Publication Date
FR2972021A1 FR2972021A1 (fr) 2012-08-31
FR2972021B1 true FR2972021B1 (fr) 2013-03-15

Family

ID=45497914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1151524A Expired - Fee Related FR2972021B1 (fr) 2011-02-25 2011-02-25 Dispositif de protection d'un injecteur de reducteur

Country Status (2)

Country Link
EP (1) EP2492465A1 (fr)
FR (1) FR2972021B1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008001547U1 (de) 2007-07-24 2008-04-10 Emcon Technologies Germany (Augsburg) Gmbh Baugruppe zur Einbringung eines Reduktionsmittels in die Abgasleitung einer Abgasanlage einer Verbrennungskraftmaschine
US9995193B2 (en) 2013-07-25 2018-06-12 Faurecia Emissions Control Technologies Usa, Llc Mixer with swirl box for a vehicle exhaust system
KR101921920B1 (ko) 2014-06-03 2018-11-27 포레시아 이미션스 컨트롤 테크놀로지스, 유에스에이, 엘엘씨 혼합기 및 정량 주입기 원뿔형부 어셈블리
WO2016176076A1 (fr) 2015-04-30 2016-11-03 Faurecia Emissions Control Technologies, Usa, Llc Mélangeur à rotation complète
US9719397B2 (en) 2015-04-30 2017-08-01 Faurecia Emissions Control Technologies Usa, Llc Mixer with integrated doser cone
WO2016176078A1 (fr) 2015-04-30 2016-11-03 Faurecia Emissions Control Technologies, Usa, Llc Mélangeur pourvu d'un cône doseur intégré
US9828897B2 (en) 2015-04-30 2017-11-28 Faurecia Emissions Control Technologies Usa, Llc Mixer for a vehicle exhaust system
KR102414068B1 (ko) 2016-10-21 2022-06-28 포레시아 이미션스 컨트롤 테크놀로지스, 유에스에이, 엘엘씨 환원제 혼합기
US10316721B1 (en) 2018-04-23 2019-06-11 Faurecia Emissions Control Technologies, Usa, Llc High efficiency mixer for vehicle exhaust system
US10287948B1 (en) 2018-04-23 2019-05-14 Faurecia Emissions Control Technologies, Usa, Llc High efficiency mixer for vehicle exhaust system
US10787946B2 (en) 2018-09-19 2020-09-29 Faurecia Emissions Control Technologies, Usa, Llc Heated dosing mixer
DE102018124025A1 (de) * 2018-09-28 2020-04-02 Man Truck & Bus Se Vorrichtung zum Zumischen eines flüssigen Reduktionsmittels zum Abgas einer Brennkraftmaschine und Kraftfahrzeug
DE102019101678A1 (de) * 2019-01-24 2020-07-30 Eberspächer Exhaust Technology GmbH & Co. KG Mischer
DE102019109983A1 (de) * 2019-04-16 2020-10-22 Eberspächer Exhaust Technology GmbH & Co. KG Mischer
US10920635B2 (en) 2019-04-23 2021-02-16 Faurecia Emissions Control Technologies, Usa, Llc Exhaust gas aftertreatment system with a reducing agent mixer having an injector tip protector
CN112922706B (zh) * 2021-04-06 2021-09-28 宜兴市锦龙陶瓷有限公司 一种薄壁柴油机尾气净化用蜂窝陶瓷烧结装置及其使用方法
FI131840B1 (en) * 2021-09-16 2026-01-07 Proventia Oy Method in a flow device for exhaust gas aftertreatment and the flow device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59307293D1 (de) * 1992-02-10 1997-10-16 Man Nutzfahrzeuge Ag Vorrichtung zur katalytischen NOX-Reduktion
EP1314864B1 (fr) * 2001-11-27 2007-01-03 Toyota Jidosha Kabushiki Kaisha Injecteur pour dispositif de purification de gaz d'échappement
GB2416718A (en) * 2004-07-29 2006-02-08 Eminox Ltd Gas treatment apparatus
EP2066453A4 (fr) 2006-09-25 2012-04-04 Dresser Rand Co Déflecteur à fluides destiné à des dispositifs de séparation de fluides
DE102007034316A1 (de) * 2007-07-24 2009-01-29 Emcon Technologies Germany (Augsburg) Gmbh Baugruppe sowie Verfahren zur Einbringung eines Reduktionsmittels in die Abgasleitung einer Abgasanlage einer Verbrennungskraftmaschine
DE102008008564A1 (de) * 2008-02-08 2009-08-13 Robert Bosch Gmbh Dosiervorrichtung zur Schadstoffverminderung in Abgasen
US8033104B2 (en) * 2008-07-09 2011-10-11 Ford Global Technologies, Llc Selective catalytic reduction (SCR) catalyst injection systems

Also Published As

Publication number Publication date
FR2972021A1 (fr) 2012-08-31
EP2492465A1 (fr) 2012-08-29

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Legal Events

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Year of fee payment: 6

ST Notification of lapse

Effective date: 20171031