FR2921426B1 - Procede de diagnostic du volet de derivation de l'echangeur dans un systeme de recirculation des gaz d'echappement - Google Patents

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

Info

Publication number
FR2921426B1
FR2921426B1 FR0757714A FR0757714A FR2921426B1 FR 2921426 B1 FR2921426 B1 FR 2921426B1 FR 0757714 A FR0757714 A FR 0757714A FR 0757714 A FR0757714 A FR 0757714A FR 2921426 B1 FR2921426 B1 FR 2921426B1
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
FR0757714A
Other languages
English (en)
Other versions
FR2921426A1 (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 FR0757714A priority Critical patent/FR2921426B1/fr
Priority to EP08837336.0A priority patent/EP2191125B1/fr
Priority to US12/679,197 priority patent/US20100307231A1/en
Priority to JP2010525412A priority patent/JP2010539390A/ja
Priority to PCT/FR2008/051689 priority patent/WO2009047465A2/fr
Publication of FR2921426A1 publication Critical patent/FR2921426A1/fr
Application granted granted Critical
Publication of FR2921426B1 publication Critical patent/FR2921426B1/fr
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
    • F02M26/13—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
    • F02M26/33—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 controlling the temperature of the recirculated gases
    • 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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/0406—Layout of the intake air cooling or coolant circuit
    • 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
    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
    • 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
    • F02M26/05—High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor

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)
FR0757714A 2007-09-20 2007-09-20 Procede de diagnostic du volet de derivation de l'echangeur dans un systeme de recirculation des gaz d'echappement Expired - Fee Related FR2921426B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0757714A FR2921426B1 (fr) 2007-09-20 2007-09-20 Procede de diagnostic du volet de derivation de l'echangeur dans un systeme de recirculation des gaz d'echappement
EP08837336.0A EP2191125B1 (fr) 2007-09-20 2008-09-19 Procede de diagnostic du volet de derivation de l'echangeur dans un systeme de recirculation des gaz d'echappement
US12/679,197 US20100307231A1 (en) 2007-09-20 2008-09-19 Method for diagnosing the bypass flap of an exchanger in an exhaust gas recirculation system
JP2010525412A JP2010539390A (ja) 2007-09-20 2008-09-19 排気ガス再循環システムの熱交換器のバイパスフラップを診断する方法
PCT/FR2008/051689 WO2009047465A2 (fr) 2007-09-20 2008-09-19 Procede de diagnostic du volet de derivation de l'echangeur dans un systeme de recirculation des gaz d'echappement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0757714A FR2921426B1 (fr) 2007-09-20 2007-09-20 Procede de diagnostic du volet de derivation de l'echangeur dans un systeme de recirculation des gaz d'echappement

Publications (2)

Publication Number Publication Date
FR2921426A1 FR2921426A1 (fr) 2009-03-27
FR2921426B1 true FR2921426B1 (fr) 2014-02-14

Family

ID=39402754

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0757714A Expired - Fee Related FR2921426B1 (fr) 2007-09-20 2007-09-20 Procede de diagnostic du volet de derivation de l'echangeur dans un systeme de recirculation des gaz d'echappement

Country Status (5)

Country Link
US (1) US20100307231A1 (fr)
EP (1) EP2191125B1 (fr)
JP (1) JP2010539390A (fr)
FR (1) FR2921426B1 (fr)
WO (1) WO2009047465A2 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8342015B2 (en) 2007-09-20 2013-01-01 Renault S.A.S. Method for diagnosing the exchanger bypass flap in an exhaust gas recirculation circuit
FR2938016B1 (fr) * 2008-10-30 2010-10-29 Renault Sas Procede d'estimation dynamique du debit d'air frais alimentant un moteur avec circuits egr haute et basse pression
JP5251844B2 (ja) * 2009-11-24 2013-07-31 トヨタ自動車株式会社 冷却装置の異常判定装置および冷却装置の異常判定方法
US9127606B2 (en) * 2010-10-20 2015-09-08 Ford Global Technologies, Llc System for determining EGR degradation
US9476387B2 (en) * 2011-05-13 2016-10-25 Ford Global Technologies, Llc System for determining EGR cooler degradation
SE537803C2 (sv) * 2011-09-30 2015-10-20 Scania Cv Ab EGR-kylare samt förbränningsmotor med en sådan EGR-kylare
US9670830B2 (en) * 2014-10-29 2017-06-06 GM Global Technology Operations LLC Method and apparatus for monitoring a coolant system for an exhaust gas recirculation system
KR101896326B1 (ko) * 2016-09-09 2018-09-07 현대자동차 주식회사 수냉식 이지알 쿨러
US20180128145A1 (en) * 2016-11-09 2018-05-10 Ford Global Technologies, Llc Method and system for an exhaust diverter valve
DE102017210714A1 (de) 2017-06-26 2018-12-27 Wafios Aktiengesellschaft Verfahren zur Herstellung eines Biegeteils und Biegemaschine zur Durchführung des Verfahrens
US11881093B2 (en) 2020-08-20 2024-01-23 Denso International America, Inc. Systems and methods for identifying smoking in vehicles
US11932080B2 (en) 2020-08-20 2024-03-19 Denso International America, Inc. Diagnostic and recirculation control systems and methods
US11760169B2 (en) 2020-08-20 2023-09-19 Denso International America, Inc. Particulate control systems and methods for olfaction sensors
US11760170B2 (en) 2020-08-20 2023-09-19 Denso International America, Inc. Olfaction sensor preservation systems and methods
US11813926B2 (en) 2020-08-20 2023-11-14 Denso International America, Inc. Binding agent and olfaction sensor
US11636870B2 (en) 2020-08-20 2023-04-25 Denso International America, Inc. Smoking cessation systems and methods
US12017506B2 (en) 2020-08-20 2024-06-25 Denso International America, Inc. Passenger cabin air control systems and methods
US11828210B2 (en) 2020-08-20 2023-11-28 Denso International America, Inc. Diagnostic systems and methods of vehicles using olfaction

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6085732A (en) * 1999-01-25 2000-07-11 Cummins Engine Co Inc EGR fault diagnostic system
JP2003336549A (ja) * 2002-05-20 2003-11-28 Denso Corp 内燃機関のｅｇｒ装置
JP3751930B2 (ja) * 2002-11-01 2006-03-08 トヨタ自動車株式会社 内燃機関のｅｇｒガス温度推定装置
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
DE102004041767A1 (de) * 2004-08-28 2006-03-02 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine mit Abgasrückführung
JP2006242080A (ja) * 2005-03-02 2006-09-14 Denso Corp 排気還流装置の異常診断装置
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
FR2908825B1 (fr) * 2006-11-17 2009-01-30 Renault Sas Estimation d'une temperature de gaz d'echappement en sortie d'un circuit egr d'un moteur a combustion
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
US8342015B2 (en) * 2007-09-20 2013-01-01 Renault S.A.S. Method for diagnosing the exchanger bypass flap in an exhaust gas recirculation circuit
US7918129B2 (en) * 2008-05-27 2011-04-05 GM Global Technology Operations LLC Diagnostic systems for cooling systems for internal combustion engines

Also Published As

Publication number Publication date
JP2010539390A (ja) 2010-12-16
EP2191125B1 (fr) 2017-06-14
US20100307231A1 (en) 2010-12-09
FR2921426A1 (fr) 2009-03-27
EP2191125A2 (fr) 2010-06-02
WO2009047465A2 (fr) 2009-04-16
WO2009047465A3 (fr) 2009-06-04

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
EP1931865A4 (fr) Procede de diagnostic d'un systeme de post traitement d'echappement
FR2941262B1 (fr) Procede et installation de diagnostic d'un filtre a particules de gaz d'echappement
DE602007010211D1 (de) Stützstruktur für den Wärmetauscher eines Abgassystems
GB2436772B8 (en) Apparatus for assisiting exhaust gas recirculation in a diesel engine
EP2119897A4 (fr) DISPOSITIF DE DIAGNOSTIC D'ANOMALIE POUR CAPTEUR DE NOx
SE0702254L (sv) Turboladdad motor med avgasrecirkulationsanordning
ZA200806219B (en) Exhaust treatment system for diesel engines
EP2037257A4 (fr) Appareil de diagnostic de panne de détecteur de gaz d'échappement
EP1910588A4 (fr) Procede et systeme de diagnostic d'un electrolyseur se basant sur un ajustement analytique de courbe et une optimisation d'efficacite
FR2891590B1 (fr) Dispositif de repartition des gaz recircules, refroidisseur de gaz recircules et procede de recirculation de gaz d'echappement.
DE602006006509D1 (de) Abgasrückführsystem
DE112007000808B8 (de) Brennstoffzellensystem und Ventilöffnungsgrad-Berechnungsverfahren für das Brennstoffzellensystem
FR2913057B1 (fr) Systeme de chauffage pour vehicule couple a un systeme de recirculation de gaz d'echappement
EP1746275A4 (fr) Dispositif de détection d'anomalie pour moteur à combustion interne
GB2473602B (en) Method for the diagnosis of the EGR cooler efficiency in a diesel engine
EP2041406A4 (fr) Procédé et système de régénération pour unité de purification de gaz d'échappement
SE0602030L (sv) Kylararrangemang
FR2964697B1 (fr) Procede de surveillance de l'aptitude a la conversion de produits polluants dans un systeme de post-traitement des gaz d'echappement
EP2226488A4 (fr) Dispositif de diagnostic des anomalies pour le système de recirculation des gaz d'échappement
GB0606813D0 (en) Combustion apparatus with exhaust gas recirculation
EP2013452A4 (fr) Échangeur thermique à flux inversé destiné à des systèmes d'échappement
FR2921425B1 (fr) Procede de diagnostic du volet de derivation de l'echangeur dans un circuit de recirculation des gaz d'echappement
PL2227667T3 (pl) Wymiennik ciepła gazów, a zwłaszcza gazów spalinowych z silnika
PL2171386T3 (pl) Wymiennik ciepła gazu, a zwłaszcza gazów spalinowych silnika

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