FR3081516B1 - Dispositif de refroidissement des gaz recircules egr equipe d'un conduit peripherique de distribution de liquide de refroidissement - Google Patents

Dispositif de refroidissement des gaz recircules egr equipe d'un conduit peripherique de distribution de liquide de refroidissement Download PDF

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Publication number
FR3081516B1
FR3081516B1 FR1854426A FR1854426A FR3081516B1 FR 3081516 B1 FR3081516 B1 FR 3081516B1 FR 1854426 A FR1854426 A FR 1854426A FR 1854426 A FR1854426 A FR 1854426A FR 3081516 B1 FR3081516 B1 FR 3081516B1
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FR
France
Prior art keywords
cooling
cooling liquid
distribution
device equipped
recirculated 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.)
Active
Application number
FR1854426A
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English (en)
Other versions
FR3081516A1 (fr
Inventor
Acacio Martins
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.)
NEW H POWERTRAIN HOLDING, S.L.U., ES
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 FR1854426A priority Critical patent/FR3081516B1/fr
Publication of FR3081516A1 publication Critical patent/FR3081516A1/fr
Application granted granted Critical
Publication of FR3081516B1 publication Critical patent/FR3081516B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
    • F02M26/23—Layout, e.g. schematics
    • F02M26/28—Layout, e.g. schematics with liquid-cooled heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
    • F02M26/29—Constructional details of the coolers, e.g. pipes, plates, ribs, insulation or materials
    • F02M26/32—Liquid-cooled heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D21/0001—Recuperative heat exchangers
    • F28D21/0003—Recuperative heat exchangers the heat being recuperated from exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0246—Arrangements for connecting header boxes with flow lines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F28D7/1684—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation the conduits having a non-circular cross-section

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Exhaust-Gas Circulating Devices (AREA)

Abstract

L'invention concerne un dispositif de refroidissement (1) des gaz d'échappement recirculés pour véhicules automobiles, comprenant: - une chambre d'écoulement (2) délimitée par au moins une paroi latérale; - une entrée (6) de liquide de refroidissement ; et - une sortie de liquide de refroidissement ; l'entrée (6) et la sortie de liquide de refroidissement étant des orifices traversants pratiqués dans la paroi latérale; Selon l'invention, le dispositif de refroidissement (1) comprend un conduit (82) comprenant : - un corps principal creux (9) épousant au moins partiellement la périphérie de la chambre d'écoulement (2) et connecté à la chambre d'écoulement (2) via l'entrée (6) ou la sortie de liquide de refroidissement ; et +- un embout de raccordement (11) destiné à être connecté à un circuit de refroidissement.
FR1854426A 2018-05-25 2018-05-25 Dispositif de refroidissement des gaz recircules egr equipe d'un conduit peripherique de distribution de liquide de refroidissement Active FR3081516B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1854426A FR3081516B1 (fr) 2018-05-25 2018-05-25 Dispositif de refroidissement des gaz recircules egr equipe d'un conduit peripherique de distribution de liquide de refroidissement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1854426 2018-05-25
FR1854426A FR3081516B1 (fr) 2018-05-25 2018-05-25 Dispositif de refroidissement des gaz recircules egr equipe d'un conduit peripherique de distribution de liquide de refroidissement

Publications (2)

Publication Number Publication Date
FR3081516A1 FR3081516A1 (fr) 2019-11-29
FR3081516B1 true FR3081516B1 (fr) 2020-11-27

Family

ID=63036141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1854426A Active FR3081516B1 (fr) 2018-05-25 2018-05-25 Dispositif de refroidissement des gaz recircules egr equipe d'un conduit peripherique de distribution de liquide de refroidissement

Country Status (1)

Country Link
FR (1) FR3081516B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101311035B1 (ko) * 2008-04-17 2013-09-24 다나 캐나다 코포레이션 Ｕ 흐름 열교환기
DE102008059407A1 (de) * 2008-11-27 2010-06-02 Behr Gmbh & Co. Kg Wärmetauscher, Abgasrückführsystem und Verwendung des Wärmetauschers
DE102014119227A1 (de) * 2014-12-19 2016-06-23 Benteler Automobiltechnik Gmbh Abgaswärmeübertrager

Also Published As

Publication number Publication date
FR3081516A1 (fr) 2019-11-29

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