FR2942500B1 - Systeme d'injection et de melange d'un additif dans une tubulure d'echappement. - Google Patents

Systeme d'injection et de melange d'un additif dans une tubulure d'echappement.

Info

Publication number
FR2942500B1
FR2942500B1 FR0951137A FR0951137A FR2942500B1 FR 2942500 B1 FR2942500 B1 FR 2942500B1 FR 0951137 A FR0951137 A FR 0951137A FR 0951137 A FR0951137 A FR 0951137A FR 2942500 B1 FR2942500 B1 FR 2942500B1
Authority
FR
France
Prior art keywords
additive
injecting
mixing
exhaust tube
seating
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
FR0951137A
Other languages
English (en)
Other versions
FR2942500A1 (fr
Inventor
Alain Passon
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 FR0951137A priority Critical patent/FR2942500B1/fr
Priority to EP10151173A priority patent/EP2221459A1/fr
Publication of FR2942500A1 publication Critical patent/FR2942500A1/fr
Application granted granted Critical
Publication of FR2942500B1 publication Critical patent/FR2942500B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/18Exhaust 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
    • F01N3/20Exhaust 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
    • F01N3/206Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/21Mixing gases with liquids by introducing liquids into gaseous media
    • B01F23/213Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids
    • B01F23/2132Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids using nozzles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30Injector mixers
    • B01F25/31Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3141Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40Static mixers
    • B01F25/42Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4315Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/24Exhaust 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 constructional aspects of converting apparatus
    • F01N3/28Construction of catalytic reactors
    • F01N3/2892Exhaust flow directors or the like, e.g. upstream of catalytic device
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2240/00Combination 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
    • F01N2240/20Combination 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00Adding substances to exhaust gases
    • F01N2610/14Arrangements for the supply of substances, e.g. conduits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00Adding substances to exhaust gases
    • F01N2610/14Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
FR0951137A 2009-02-23 2009-02-23 Systeme d'injection et de melange d'un additif dans une tubulure d'echappement. Expired - Fee Related FR2942500B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0951137A FR2942500B1 (fr) 2009-02-23 2009-02-23 Systeme d'injection et de melange d'un additif dans une tubulure d'echappement.
EP10151173A EP2221459A1 (fr) 2009-02-23 2010-01-20 Systeme d'injection et de melange d'un additif dans une tubulure d'echappement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0951137A FR2942500B1 (fr) 2009-02-23 2009-02-23 Systeme d'injection et de melange d'un additif dans une tubulure d'echappement.

Publications (2)

Publication Number Publication Date
FR2942500A1 FR2942500A1 (fr) 2010-08-27
FR2942500B1 true FR2942500B1 (fr) 2011-04-08

Family

ID=41119488

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0951137A Expired - Fee Related FR2942500B1 (fr) 2009-02-23 2009-02-23 Systeme d'injection et de melange d'un additif dans une tubulure d'echappement.

Country Status (2)

Country Link
EP (1) EP2221459A1 (fr)
FR (1) FR2942500B1 (fr)

Families Citing this family (13)

* 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
DE102011102170A1 (de) 2011-05-20 2012-11-22 Emitec Gesellschaft Für Emissionstechnologie Mbh Einspritzvorrichtung zur Einspritzung eines Fluids
DE102011108237A1 (de) * 2011-07-21 2013-01-24 Friedrich Boysen Gmbh & Co. Kg Anordnung zum Einbringen eines Zusatzstoffes in einen Gasstrom
CN103867265A (zh) * 2012-12-14 2014-06-18 福特汽车萨纳伊股份有限公司 混合器系统
CN106414931B (zh) 2014-06-03 2019-06-28 佛吉亚排放控制技术美国有限公司 混合器与计量给料器锥形件的组件
WO2016176076A1 (fr) 2015-04-30 2016-11-03 Faurecia Emissions Control Technologies, Usa, Llc Mélangeur à rotation complète
US9828897B2 (en) 2015-04-30 2017-11-28 Faurecia Emissions Control Technologies Usa, Llc Mixer for a vehicle exhaust system
WO2016176078A1 (fr) 2015-04-30 2016-11-03 Faurecia Emissions Control Technologies, Usa, Llc Mélangeur pourvu d'un cône doseur intégré
US9719397B2 (en) 2015-04-30 2017-08-01 Faurecia Emissions Control Technologies Usa, Llc Mixer with integrated doser cone
CN106014580A (zh) * 2016-05-13 2016-10-12 中国第汽车股份有限公司 一种用于柴油机scr系统的新型防尿素结晶排气管
CN109844274B (zh) 2016-10-21 2021-03-02 佛吉亚排放控制技术美国有限公司 还原剂混合器
US11162403B2 (en) 2017-12-13 2021-11-02 Vitesco Techologies USA, LLC Reductant dosing unit with flow variability reduction and purge improvement device
US10787946B2 (en) 2018-09-19 2020-09-29 Faurecia Emissions Control Technologies, Usa, Llc Heated dosing mixer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6361754B1 (en) * 1997-03-27 2002-03-26 Clean Diesel Technologies, Inc. Reducing no emissions from an engine by on-demand generation of ammonia for selective catalytic reduction
DE102004004738A1 (de) * 2004-01-30 2005-08-18 Robert Bosch Gmbh Verfahren und Vorrichtung zur Nachbehandlung eines Abgases einer Verbrennungsmaschine
DE102006049531A1 (de) * 2006-10-20 2008-04-24 Robert Bosch Gmbh Verbindungseinheit zur Montage in einem Abgasstrang einer Verbrennungskraftmaschine
JP2008280882A (ja) * 2007-05-09 2008-11-20 Toyota Motor Corp 内燃機関の排気浄化装置
US7814745B2 (en) * 2007-07-17 2010-10-19 Ford Global Technologies, Llc Approach for delivering a liquid reductant into an exhaust flow of a fuel burning engine
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

Also Published As

Publication number Publication date
EP2221459A1 (fr) 2010-08-25
FR2942500A1 (fr) 2010-08-27

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Year of fee payment: 8

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Effective date: 20171031