FR2921425B1 - Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement - Google Patents

Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement

Info

Publication number
FR2921425B1
FR2921425B1 FR0757707A FR0757707A FR2921425B1 FR 2921425 B1 FR2921425 B1 FR 2921425B1 FR 0757707 A FR0757707 A FR 0757707A FR 0757707 A FR0757707 A FR 0757707A FR 2921425 B1 FR2921425 B1 FR 2921425B1
Authority
FR
France
Prior art keywords
derivation
diagnosing
flap
exchanger
exhaust 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
FR0757707A
Other languages
English (en)
Other versions
FR2921425A1 (fr
Inventor
Julien Allard
Clement Petit
Bras Ronan Le
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 FR0757707A priority Critical patent/FR2921425B1/fr
Priority to EP08832422A priority patent/EP2191117A1/fr
Priority to PCT/FR2008/051406 priority patent/WO2009037407A1/fr
Priority to JP2010525391A priority patent/JP5241842B2/ja
Publication of FR2921425A1 publication Critical patent/FR2921425A1/fr
Application granted granted Critical
Publication of FR2921425B1 publication Critical patent/FR2921425B1/fr
Priority to US13/079,349 priority patent/US8342015B2/en
Expired - Fee Related 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
    • 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
    • F02M26/13—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
    • F02M26/25—Layout, e.g. schematics with coolers having bypasses
    • 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
    • F02M26/49—Detecting, diagnosing or indicating an abnormal function of the EGR system
    • 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
    • F02D2041/0067—Determining the EGR temperature
    • 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]
    • F02D41/005—Controlling exhaust gas recirculation [EGR] according to engine operating conditions
    • F02D41/0055—Special engine operating conditions, e.g. for regeneration of exhaust gas treatment apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Analytical Chemistry (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
FR0757707A 2007-09-20 2007-09-20 Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement Expired - Fee Related FR2921425B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0757707A FR2921425B1 (fr) 2007-09-20 2007-09-20 Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement
EP08832422A EP2191117A1 (fr) 2007-09-20 2008-07-25 Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement
PCT/FR2008/051406 WO2009037407A1 (fr) 2007-09-20 2008-07-25 Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement
JP2010525391A JP5241842B2 (ja) 2007-09-20 2008-07-25 排気ガス再循環回路の熱交換器バイパスフラップの診断方法
US13/079,349 US8342015B2 (en) 2007-09-20 2011-04-04 Method for diagnosing the exchanger bypass flap in an exhaust gas recirculation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0757707A FR2921425B1 (fr) 2007-09-20 2007-09-20 Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement

Publications (2)

Publication Number Publication Date
FR2921425A1 FR2921425A1 (fr) 2009-03-27
FR2921425B1 true FR2921425B1 (fr) 2009-10-23

Family

ID=39323912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0757707A Expired - Fee Related FR2921425B1 (fr) 2007-09-20 2007-09-20 Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement

Country Status (4)

Country Link
EP (1) EP2191117A1 (fr)
JP (1) JP5241842B2 (fr)
FR (1) FR2921425B1 (fr)
WO (1) WO2009037407A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008008697A1 (de) * 2008-02-11 2009-08-27 Behr Gmbh & Co. Kg Aktuator für eine Bypass-Regeleinrichtung eines Bypasses bei einem Wärmetauscher, Wärmetauscher oder Baueinheit mit einem oder mehreren Wärmetauschern, Bypasssystem, Fahrzeugdiagnosesystem, Abgasrückführsystem, Ladeluftzuführsystem und Verwendung des Wärmetauschers oder der Baueinheit
JP6131867B2 (ja) * 2014-01-27 2017-05-24 トヨタ自動車株式会社 異常診断装置
JP2022026460A (ja) * 2020-07-31 2022-02-10 愛三工業株式会社 Ｅｇｒシステム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63117154A (ja) * 1986-11-06 1988-05-21 Isuzu Motors Ltd 排気還流システムの自己診断装置
JP4320979B2 (ja) * 2001-06-12 2009-08-26 トヨタ自動車株式会社 内燃機関
JP4122795B2 (ja) * 2002-02-20 2008-07-23 トヨタ自動車株式会社 内燃機関のｅｇｒ機構
JP4203355B2 (ja) * 2003-05-26 2008-12-24 日産ディーゼル工業株式会社 ディーゼルエンジンのｅｇｒ装置
JP2005291055A (ja) * 2004-03-31 2005-10-20 Mitsubishi Fuso Truck & Bus Corp 故障診断装置付きｅｇｒシステムを備えたエンジン
JP4498831B2 (ja) * 2004-06-15 2010-07-07 トヨタ自動車株式会社 内燃機関の排気循環装置
JP4538363B2 (ja) * 2005-04-14 2010-09-08 本田技研工業株式会社 内燃機関のｅｇｒ装置
JP4469750B2 (ja) * 2005-04-20 2010-05-26 本田技研工業株式会社 内燃機関のｅｇｒ装置
JP5011990B2 (ja) * 2006-12-06 2012-08-29 いすゞ自動車株式会社 Ｅｇｒシステムの故障判定方法及びｅｇｒシステムの故障判定システム

Also Published As

Publication number Publication date
JP2010539388A (ja) 2010-12-16
EP2191117A1 (fr) 2010-06-02
JP5241842B2 (ja) 2013-07-17
FR2921425A1 (fr) 2009-03-27
WO2009037407A1 (fr) 2009-03-26

Similar Documents

Publication Publication Date Title
FR2921426B1 (fr) Procede de diagnostic du volet de derivation de l'echangeur dans un systeme de recirculation des gaz d'echappement
SE0702254L (sv) Turboladdad motor med avgasrecirkulationsanordning
FR2891590B1 (fr) Dispositif de repartition des gaz recircules, refroidisseur de gaz recircules et procede de recirculation de gaz d'echappement.
GB2436772B8 (en) Apparatus for assisiting exhaust gas recirculation in a diesel engine
DE602007010211D1 (de) Stützstruktur für den Wärmetauscher eines Abgassystems
DE502006003726D1 (de) Abgasrückführeinrichtung
DE602006006509D1 (de) Abgasrückführsystem
SE0802004L (sv) Avgasåtercirkulationssystem
EP2037257A4 (fr) Appareil de diagnostic de panne de détecteur de gaz d'échappement
EP2024703A4 (fr) Plaque et joint d'étanchéité destinés à un échangeur de chaleur à plaques
DE112007000808B8 (de) Brennstoffzellensystem und Ventilöffnungsgrad-Berechnungsverfahren für das Brennstoffzellensystem
FR2941262B1 (fr) Procede et installation de diagnostic d'un filtre a particules de gaz d'echappement
DE602007002444D1 (de) Abgasrückführvorrichtung für einen Verbrennungsmotor und Steuerungsverfahren für die Vorrichtung
EP1746275A4 (fr) Dispositif de détection d'anomalie pour moteur à combustion interne
GB0915743D0 (en) Method for the diagnosis of the EGR cooler efficiency in a diesel engine
EP2226488A4 (fr) Dispositif de diagnostic des anomalies pour le système de recirculation des gaz d'échappement
GB0606813D0 (en) Combustion apparatus with exhaust gas recirculation
FR2921425B1 (fr) Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement
EP2013452A4 (fr) Échangeur thermique à flux inversé destiné à des systèmes d'échappement
PL1861608T3 (pl) Układ spalinowy z jednostką przetwarzania spalin i wymiennikiem ciepła w przewodzie odprowadzania spalin
DE602006010721D1 (de) Brennstoffzellensystem und verfahren zum betrieb des brennstoffzellensystems
DE60332982D1 (de) Fehlerdiagnosevorrichtung und -methode für Abgasrückführungssystem
PL2227667T3 (pl) Wymiennik ciepła gazów, a zwłaszcza gazów spalinowych z silnika
PL2171386T3 (pl) Wymiennik ciepła gazu, a zwłaszcza gazów spalinowych silnika
FR2917126B1 (fr) Systeme et procede de controle et de diagnostic d'un systeme de recirculation de gaz d'echappement

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 10

ST Notification of lapse

Effective date: 20180531