FR2909708B1 - Dispositif d'homogeneisation de carburant dans le gaz d'une ligne d'echappement - Google Patents

Dispositif d'homogeneisation de carburant dans le gaz d'une ligne d'echappement

Info

Publication number
FR2909708B1
FR2909708B1 FR0610637A FR0610637A FR2909708B1 FR 2909708 B1 FR2909708 B1 FR 2909708B1 FR 0610637 A FR0610637 A FR 0610637A FR 0610637 A FR0610637 A FR 0610637A FR 2909708 B1 FR2909708 B1 FR 2909708B1
Authority
FR
France
Prior art keywords
gas
exhaust line
homogenizing fuel
homogenizing
fuel
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
FR0610637A
Other languages
English (en)
Other versions
FR2909708A1 (fr
Inventor
Laurent Castaignede
David Pouget
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.)
Renault SAS
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 FR0610637A priority Critical patent/FR2909708B1/fr
Priority to EP07858736A priority patent/EP2087216A1/fr
Priority to RU2009125559/06A priority patent/RU2009125559A/ru
Priority to US12/518,197 priority patent/US20100148382A1/en
Priority to PCT/FR2007/052396 priority patent/WO2008068438A1/fr
Priority to JP2009539784A priority patent/JP2011504977A/ja
Publication of FR2909708A1 publication Critical patent/FR2909708A1/fr
Application granted granted Critical
Publication of FR2909708B1 publication Critical patent/FR2909708B1/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
    • F01N3/24—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
    • 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
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/25—Mixing by jets impinging against collision plates
    • 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
    • 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
    • B01F25/43197—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor characterised by the mounting of the baffles or obstructions
    • B01F25/431974—Support members, e.g. tubular collars, with projecting baffles fitted inside the mixing tube or adjacent to the inner wall
    • 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
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors

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)
  • Exhaust Silencers (AREA)
FR0610637A 2006-12-06 2006-12-06 Dispositif d'homogeneisation de carburant dans le gaz d'une ligne d'echappement Expired - Fee Related FR2909708B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0610637A FR2909708B1 (fr) 2006-12-06 2006-12-06 Dispositif d'homogeneisation de carburant dans le gaz d'une ligne d'echappement
EP07858736A EP2087216A1 (fr) 2006-12-06 2007-11-26 Dispositif d'homogeneisation de carburant dans le gaz d'une ligne d'echappement
RU2009125559/06A RU2009125559A (ru) 2006-12-06 2007-11-26 Устройство гомогенизации топлива в газе выхлопного трубопровода
US12/518,197 US20100148382A1 (en) 2006-12-06 2007-11-26 Device for homogenizing fuel in the gases in an exhaust system
PCT/FR2007/052396 WO2008068438A1 (fr) 2006-12-06 2007-11-26 Dispositif d'homogeneisation de carburant dans le gaz d'une ligne d'echappement
JP2009539784A JP2011504977A (ja) 2006-12-06 2007-11-26 排気系においてガス中の燃料を均質にする装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0610637A FR2909708B1 (fr) 2006-12-06 2006-12-06 Dispositif d'homogeneisation de carburant dans le gaz d'une ligne d'echappement

Publications (2)

Publication Number Publication Date
FR2909708A1 FR2909708A1 (fr) 2008-06-13
FR2909708B1 true FR2909708B1 (fr) 2009-01-23

Family

ID=38171173

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0610637A Expired - Fee Related FR2909708B1 (fr) 2006-12-06 2006-12-06 Dispositif d'homogeneisation de carburant dans le gaz d'une ligne d'echappement

Country Status (6)

Country Link
US (1) US20100148382A1 (fr)
EP (1) EP2087216A1 (fr)
JP (1) JP2011504977A (fr)
FR (1) FR2909708B1 (fr)
RU (1) RU2009125559A (fr)
WO (1) WO2008068438A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2874466C (fr) 2012-06-15 2017-10-24 Chemineer, Inc. Melangeur statique
WO2014032052A1 (fr) 2012-08-24 2014-02-27 Cummins Ip, Inc. Système d'injection et de mélange d'agent réducteur

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4710571Y1 (fr) * 1967-08-03 1972-04-19
JPH0377015U (fr) * 1989-11-29 1991-08-01
JPH06248940A (ja) * 1993-02-24 1994-09-06 Tokyo Gas Co Ltd 三元触媒容器装置
JPH08170520A (ja) * 1994-12-19 1996-07-02 Mitsubishi Heavy Ind Ltd 内燃機関の排ガス黒煙除去装置
JPH11166410A (ja) * 1997-12-04 1999-06-22 Hino Motors Ltd 排ガス浄化装置
GB2381218B (en) * 2001-10-25 2004-12-15 Eminox Ltd Gas treatment apparatus
JP3861683B2 (ja) * 2001-12-20 2006-12-20 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE602004003491T2 (de) * 2003-05-19 2007-03-29 Shell Internationale Research Maatschappij B.V. Kompakter mixer für fluidströmungshomogenisierung
JP3892452B2 (ja) * 2004-07-16 2007-03-14 日産ディーゼル工業株式会社 エンジンの排気浄化装置
US7240483B2 (en) * 2004-08-02 2007-07-10 Eaton Corporation Pre-combustors for internal combustion engines and systems and methods therefor

Also Published As

Publication number Publication date
RU2009125559A (ru) 2011-01-20
JP2011504977A (ja) 2011-02-17
FR2909708A1 (fr) 2008-06-13
WO2008068438A1 (fr) 2008-06-12
EP2087216A1 (fr) 2009-08-12
US20100148382A1 (en) 2010-06-17

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20130830