FR2935026B1 - Systeme de re-circulation de gaz d'echappement et procede de controle correspondant - Google Patents

Systeme de re-circulation de gaz d'echappement et procede de controle correspondant

Info

Publication number
FR2935026B1
FR2935026B1 FR0855607A FR0855607A FR2935026B1 FR 2935026 B1 FR2935026 B1 FR 2935026B1 FR 0855607 A FR0855607 A FR 0855607A FR 0855607 A FR0855607 A FR 0855607A FR 2935026 B1 FR2935026 B1 FR 2935026B1
Authority
FR
France
Prior art keywords
exhaust gas
control method
corresponding control
circulation system
circulation
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
FR0855607A
Other languages
English (en)
Other versions
FR2935026A1 (fr
Inventor
Claude Touchet
Christophe Pointard
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 FR0855607A priority Critical patent/FR2935026B1/fr
Publication of FR2935026A1 publication Critical patent/FR2935026A1/fr
Application granted granted Critical
Publication of FR2935026B1 publication Critical patent/FR2935026B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/04—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning exhaust conduits
    • 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
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/09—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine
    • F02M26/10—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine having means to increase the pressure difference between the exhaust and intake system, e.g. venturis, variable geometry turbines, check valves using pressure pulsations or throttles in the air intake or exhaust system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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
    • 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
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F02M26/15—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system in relation to engine exhaust purifying apparatus
    • 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
FR0855607A 2008-08-18 2008-08-18 Systeme de re-circulation de gaz d'echappement et procede de controle correspondant Active FR2935026B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0855607A FR2935026B1 (fr) 2008-08-18 2008-08-18 Systeme de re-circulation de gaz d'echappement et procede de controle correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0855607A FR2935026B1 (fr) 2008-08-18 2008-08-18 Systeme de re-circulation de gaz d'echappement et procede de controle correspondant

Publications (2)

Publication Number Publication Date
FR2935026A1 FR2935026A1 (fr) 2010-02-19
FR2935026B1 true FR2935026B1 (fr) 2010-09-03

Family

ID=40445247

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0855607A Active FR2935026B1 (fr) 2008-08-18 2008-08-18 Systeme de re-circulation de gaz d'echappement et procede de controle correspondant

Country Status (1)

Country Link
FR (1) FR2935026B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3034143B1 (fr) * 2015-03-27 2018-09-21 Valeo Systemes De Controle Moteur Dispositif comportant un circuit de recirculation de gaz d'echappement
FR3047520B1 (fr) * 2016-02-04 2020-07-10 Valeo Systemes De Controle Moteur Dispositif comportant un circuit de recirculation de gaz d'echappement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6354084B1 (en) * 1999-08-20 2002-03-12 Cummins Engine Company, Inc. Exhaust gas recirculation system for a turbocharged internal combustion engine
ITTO20010615A1 (it) * 2001-06-26 2002-12-26 Iveco Motorenforschung Ag Unita' motore endotermico-turbocompressore per un autoveicolo, in particolare per un veicolo industriale, con controllo della potenza della
FR2836700A1 (fr) * 2002-03-01 2003-09-05 Renault Systeme a basse pression de recirculation des gaz d'echappement
DE102006017149A1 (de) * 2006-04-12 2007-10-18 Bayerische Motoren Werke Ag Abgasrückführsystem für eine Brennkraftmaschine
DE102006055814B4 (de) * 2006-11-27 2017-06-01 Ford Global Technologies, Llc Turbogeladener Verbrennungsmotor mit Abgasrückführung

Also Published As

Publication number Publication date
FR2935026A1 (fr) 2010-02-19

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