FR3040479B1 - HEAT EXCHANGER - Google Patents

HEAT EXCHANGER Download PDF

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Publication number
FR3040479B1
FR3040479B1 FR1557957A FR1557957A FR3040479B1 FR 3040479 B1 FR3040479 B1 FR 3040479B1 FR 1557957 A FR1557957 A FR 1557957A FR 1557957 A FR1557957 A FR 1557957A FR 3040479 B1 FR3040479 B1 FR 3040479B1
Authority
FR
France
Prior art keywords
heat exchanger
heat exchange
exchange surfaces
exchanger
region
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
FR1557957A
Other languages
French (fr)
Other versions
FR3040479A1 (en
Inventor
Florent David
Philippe Lutz
Kevin Surbled
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.)
Valeo Systemes de Controle Moteur SAS
Original Assignee
Valeo Systemes de Controle Moteur 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 Valeo Systemes de Controle Moteur SAS filed Critical Valeo Systemes de Controle Moteur SAS
Priority to FR1557957A priority Critical patent/FR3040479B1/en
Publication of FR3040479A1 publication Critical patent/FR3040479A1/en
Application granted granted Critical
Publication of FR3040479B1 publication Critical patent/FR3040479B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0065—Specific aspects of external EGR control
    • F02D41/0072—Estimating, calculating or determining the EGR rate, amount or flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1448—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an exhaust gas pressure
    • 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
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
    • F02M26/06—Low pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust downstream of the turbocharger turbine and reintroduced into the intake system upstream of the compressor
    • 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
    • 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
    • F02M26/45—Sensors specially adapted for EGR systems
    • F02M26/46—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition
    • F02M26/47—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition the characteristics being temperatures, pressures or flow rates
    • 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
    • F02M26/45—Sensors specially adapted for EGR systems
    • F02M26/48—EGR valve position sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
    • 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
    • Y02T10/40—Engine management systems

Abstract

L'invention concerne un échangeur de chaleur (1), notamment pour un circuit EGR d'un véhicule automobile, l'échangeur comportant : - un corps (21), - un ensemble de surfaces d'échange de chaleur (22) au contact desquelles du fluide circulant dans le corps est refroidi, - un élément de mesure (35, 36) agencé pour permettre la mesure d'une caractéristique physique du fluide circulant dans une région de sortie du corps, région (23) qui est en aval de l'ensemble des surfaces d'échange de chaleur.The invention relates to a heat exchanger (1), in particular for an EGR circuit of a motor vehicle, the exchanger comprising: - a body (21), - a set of heat exchange surfaces (22) in contact with each other; of which fluid circulating in the body is cooled, - a measuring element (35, 36) arranged to allow the measurement of a physical characteristic of the fluid flowing in an outlet region of the body, region (23) which is downstream of all the heat exchange surfaces.

FR1557957A 2015-08-27 2015-08-27 HEAT EXCHANGER Expired - Fee Related FR3040479B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1557957A FR3040479B1 (en) 2015-08-27 2015-08-27 HEAT EXCHANGER

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1557957 2015-08-27
FR1557957A FR3040479B1 (en) 2015-08-27 2015-08-27 HEAT EXCHANGER

Publications (2)

Publication Number Publication Date
FR3040479A1 FR3040479A1 (en) 2017-03-03
FR3040479B1 true FR3040479B1 (en) 2019-03-22

Family

ID=55236467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1557957A Expired - Fee Related FR3040479B1 (en) 2015-08-27 2015-08-27 HEAT EXCHANGER

Country Status (1)

Country Link
FR (1) FR3040479B1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002039019A (en) * 2000-07-24 2002-02-06 Hino Motors Ltd Egr cooler and method for washing it
DE102006037640B4 (en) * 2006-08-10 2020-08-27 Mahle International Gmbh Heat exchanger for a motor vehicle
DE102007010501A1 (en) * 2007-03-05 2008-09-11 Robert Bosch Gmbh Method for determining an exhaust gas recirculation mass
US8534047B2 (en) * 2007-05-21 2013-09-17 Borgwarner Inc. Combustion engine breathing systems, components thereof and methods of operating and controlling the same
US9500145B2 (en) * 2012-08-31 2016-11-22 Cummins Ip, Inc. EGR cooler condition module and associated system
US9291116B2 (en) * 2013-08-08 2016-03-22 Deere & Company Engine operation with air system model
FR3011073B1 (en) * 2013-09-26 2015-10-16 Valeo Sys Controle Moteur Sas METHOD FOR DETERMINING THE EGR RATE IN A THERMAL ENGINE

Also Published As

Publication number Publication date
FR3040479A1 (en) 2017-03-03

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