FR3110634B1 - Dispositif de mélange, ligne d’échappement et véhicule associés - Google Patents

Dispositif de mélange, ligne d’échappement et véhicule associés Download PDF

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Publication number
FR3110634B1
FR3110634B1 FR2005244A FR2005244A FR3110634B1 FR 3110634 B1 FR3110634 B1 FR 3110634B1 FR 2005244 A FR2005244 A FR 2005244A FR 2005244 A FR2005244 A FR 2005244A FR 3110634 B1 FR3110634 B1 FR 3110634B1
Authority
FR
France
Prior art keywords
disc
central axis
exhaust line
associated vehicle
mixing device
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
FR2005244A
Other languages
English (en)
Other versions
FR3110634A1 (fr
Inventor
Julien Moulieres
Mohammed Reda
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.)
Faurecia Systemes dEchappement SAS
Original Assignee
Faurecia Systemes dEchappement 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 Faurecia Systemes dEchappement SAS filed Critical Faurecia Systemes dEchappement SAS
Priority to FR2005244A priority Critical patent/FR3110634B1/fr
Publication of FR3110634A1 publication Critical patent/FR3110634A1/fr
Application granted granted Critical
Publication of FR3110634B1 publication Critical patent/FR3110634B1/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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Abstract

Dispositif de mélange, ligne d’échappement et véhicule associé s Ce dispositif de mélange d’un agent réducteur à des gaz d’échappement s’étend le long d’un axe central (X-X’) et comprend : - une paroi amont (28) comprenant un orifice d’alimentation (38), - une paroi aval (32) comprenant un orifice d’évacuation (40), - une enveloppe (34) s’étendant, autour de l’axe central (X-X’), entre la paroi amont (28) et la paroi aval (32), et délimitant radialement un volume intérieur, et - un mélangeur (36), disposé dans le volume intérieur. Le mélangeur (36) comprend un déflecteur (44) comprenant un disque (48) et au moins deux ailettes (50), le disque (48) s’étendant perpendiculairement à l’axe central (X-X’) et autour de l’axe central (X-X’), chaque ailette (50) s’étendant radialement dans la continuité du disque (48) entre le disque (48) et l’enveloppe (34), chaque ailette (50) connectant le disque (48) à l’enveloppe (34). Figure pour l'abrégé : Figure 2
FR2005244A 2020-05-20 2020-05-20 Dispositif de mélange, ligne d’échappement et véhicule associés Expired - Fee Related FR3110634B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2005244A FR3110634B1 (fr) 2020-05-20 2020-05-20 Dispositif de mélange, ligne d’échappement et véhicule associés

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2005244A FR3110634B1 (fr) 2020-05-20 2020-05-20 Dispositif de mélange, ligne d’échappement et véhicule associés
FR2005244 2020-05-20

Publications (2)

Publication Number Publication Date
FR3110634A1 FR3110634A1 (fr) 2021-11-26
FR3110634B1 true FR3110634B1 (fr) 2022-09-23

Family

ID=72266476

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2005244A Expired - Fee Related FR3110634B1 (fr) 2020-05-20 2020-05-20 Dispositif de mélange, ligne d’échappement et véhicule associés

Country Status (1)

Country Link
FR (1) FR3110634B1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11828214B2 (en) 2020-05-08 2023-11-28 Cummins Emission Solutions Inc. Configurable aftertreatment systems including a housing
US11982219B2 (en) 2022-11-29 2024-05-14 Cummins Emission Solutions Inc. Systems and methods for mixing exhaust gases and reductant in an aftertreatment system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3536315A1 (de) * 1985-10-11 1987-04-16 Sueddeutsche Kuehler Behr Katalysatoranordnung zur reinigung von abgasen, insbesondere einer brennkraftmaschine
WO2011087527A1 (fr) * 2010-01-12 2011-07-21 Donaldson Company, Inc. Dispositif d'écoulement pour système de traitement de gaz d'échappement
US8826649B2 (en) * 2011-10-18 2014-09-09 GM Global Technology Operations LLC Assembly for mixing liquid within gas flow
JP6125450B2 (ja) * 2014-03-12 2017-05-10 株式会社ユタカ技研 排気浄化装置のミキサ
US9302223B2 (en) * 2014-06-13 2016-04-05 Caterpillar Inc. Mixing element
US10443477B2 (en) * 2017-04-25 2019-10-15 Tenneco Automotive Operating Company Inc. Counter-swirl mixer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11828214B2 (en) 2020-05-08 2023-11-28 Cummins Emission Solutions Inc. Configurable aftertreatment systems including a housing
US11982219B2 (en) 2022-11-29 2024-05-14 Cummins Emission Solutions Inc. Systems and methods for mixing exhaust gases and reductant in an aftertreatment system

Also Published As

Publication number Publication date
FR3110634A1 (fr) 2021-11-26

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