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
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
- B01F23/213—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids
- B01F23/2132—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids using nozzles
-
- 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
- B01F25/3141—Injector 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
-
- 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
- B01F25/4315—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material
-
- 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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic 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
- 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
- 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
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
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)
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)
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 |
-
2009
- 2009-02-23 FR FR0951137A patent/FR2942500B1/fr not_active Expired - Fee Related
-
2010
- 2010-01-20 EP EP10151173A patent/EP2221459A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP2221459A1 (fr) | 2010-08-25 |
FR2942500A1 (fr) | 2010-08-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 8 |
|
ST | Notification of lapse |
Effective date: 20171031 |