FR2955266B1 - Dispositif pour le melange entre un flux gazeux principal et un flux gazeux auxiliaire - Google Patents

Dispositif pour le melange entre un flux gazeux principal et un flux gazeux auxiliaire

Info

Publication number
FR2955266B1
FR2955266B1 FR1050287A FR1050287A FR2955266B1 FR 2955266 B1 FR2955266 B1 FR 2955266B1 FR 1050287 A FR1050287 A FR 1050287A FR 1050287 A FR1050287 A FR 1050287A FR 2955266 B1 FR2955266 B1 FR 2955266B1
Authority
FR
France
Prior art keywords
gas flow
mixing
major
auxiliary
auxiliary gas
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
FR1050287A
Other languages
English (en)
Other versions
FR2955266A1 (fr
Inventor
Ludovic Thobois
Gilbert Blanchard
Gregory Blokkeel
Sylvie Honnet
Karine Pajot
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 FR1050287A priority Critical patent/FR2955266B1/fr
Priority to PCT/FR2010/052738 priority patent/WO2011086259A1/fr
Publication of FR2955266A1 publication Critical patent/FR2955266A1/fr
Application granted granted Critical
Publication of FR2955266B1 publication Critical patent/FR2955266B1/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
    • B01F23/10—Mixing gases with gases
    • 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
    • B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • 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
    • B01F25/4312—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor having different kinds of baffles, e.g. plates alternating with screens
    • 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
    • B01F25/4314—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor with helical baffles
    • 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
    • B01F25/43195—Wires or coils
    • B01F25/431951—Spirally-shaped baffle
    • B01F25/431952—Conical or pyramidal elements
    • 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
    • B01F25/431973—Mounted on a support member extending transversally through the mixing tube
    • 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
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/913—Vortex flow, i.e. flow spiraling in a tangential direction and moving in an axial direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/2204—Mixing chemical components in generals in order to improve chemical treatment or reactions, independently from the specific application
    • 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
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
FR1050287A 2010-01-18 2010-01-18 Dispositif pour le melange entre un flux gazeux principal et un flux gazeux auxiliaire Expired - Fee Related FR2955266B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1050287A FR2955266B1 (fr) 2010-01-18 2010-01-18 Dispositif pour le melange entre un flux gazeux principal et un flux gazeux auxiliaire
PCT/FR2010/052738 WO2011086259A1 (fr) 2010-01-18 2010-12-15 Dispositif pour le melange entre un flux gazeux principal et un flux gazeux auxiliaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1050287A FR2955266B1 (fr) 2010-01-18 2010-01-18 Dispositif pour le melange entre un flux gazeux principal et un flux gazeux auxiliaire

Publications (2)

Publication Number Publication Date
FR2955266A1 FR2955266A1 (fr) 2011-07-22
FR2955266B1 true FR2955266B1 (fr) 2012-02-03

Family

ID=42727674

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1050287A Expired - Fee Related FR2955266B1 (fr) 2010-01-18 2010-01-18 Dispositif pour le melange entre un flux gazeux principal et un flux gazeux auxiliaire

Country Status (2)

Country Link
FR (1) FR2955266B1 (fr)
WO (1) WO2011086259A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2984953B1 (fr) * 2011-12-23 2015-04-10 Faurecia Systemes Dechappement Module d'injection et de distribution d'un additif dans un flux de gaz
DE102014006491B3 (de) * 2014-05-06 2015-05-28 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Statischer Mischer
CH710416A1 (de) * 2014-11-27 2016-05-31 Liebherr Machines Bulle Sa Vorrichtung zur Abgasnachbehandlung einer Brennkraftmaschine mit einem Abgasstromverwirbler.
CN117919977B (zh) * 2024-03-20 2024-07-05 山西众智科技有限责任公司 一种气体混合装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1050287A (fr) 1951-06-20 1954-01-06 Procédé et installation pour le traitement de plantes textiles
JPS6078628A (ja) * 1983-10-03 1985-05-04 Sasakura Eng Co Ltd 液体混合方法およびその装置
JPS6157225A (ja) * 1984-08-30 1986-03-24 Gadelius Kk 混合装置
US7727438B2 (en) * 2006-03-23 2010-06-01 Fujifilm Corporation Production method of polymer film
JP2008049306A (ja) * 2006-08-28 2008-03-06 Hitachi Ltd ガス混合装置
DE102007012790B4 (de) * 2007-03-16 2009-07-23 Audi Ag Statischer Mischer für eine Abgasanlage einer Brennkraftmaschine
US8141353B2 (en) * 2008-04-25 2012-03-27 Tenneco Automotive Operating Company Inc. Exhaust gas additive/treatment system and mixer for use therein

Also Published As

Publication number Publication date
FR2955266A1 (fr) 2011-07-22
WO2011086259A1 (fr) 2011-07-21

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Legal Events

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Year of fee payment: 7

ST Notification of lapse

Effective date: 20170929