EP0781912A3 - Dispositif pour identifier le malfonctionnement d'un système de commande d'injection de carburant - Google Patents

Dispositif pour identifier le malfonctionnement d'un système de commande d'injection de carburant Download PDF

Info

Publication number
EP0781912A3
EP0781912A3 EP96120868A EP96120868A EP0781912A3 EP 0781912 A3 EP0781912 A3 EP 0781912A3 EP 96120868 A EP96120868 A EP 96120868A EP 96120868 A EP96120868 A EP 96120868A EP 0781912 A3 EP0781912 A3 EP 0781912A3
Authority
EP
European Patent Office
Prior art keywords
cylinder
fuel injection
computed
compensation value
determining
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.)
Granted
Application number
EP96120868A
Other languages
German (de)
English (en)
Other versions
EP0781912B1 (fr
EP0781912A2 (fr
Inventor
Akira Iwai
Yoshiyasu Ito
Shigeki Hidaka
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of EP0781912A2 publication Critical patent/EP0781912A2/fr
Publication of EP0781912A3 publication Critical patent/EP0781912A3/fr
Application granted granted Critical
Publication of EP0781912B1 publication Critical patent/EP0781912B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F02D41/1497—With detection of the mechanical response of the engine
    • F02D41/1498—With detection of the mechanical response of the engine measuring engine roughness
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • 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
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D2013/0292—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation in the start-up phase, e.g. for warming-up cold engine or catalyst
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
    • F02D2200/1015—Engines misfires

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
EP19960120868 1995-12-25 1996-12-24 Dispositif pour identifier le malfonctionnement d'un système de commande d'injection de carburant Expired - Lifetime EP0781912B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP33734895 1995-12-25
JP337348/95 1995-12-25
JP33734895A JPH09177587A (ja) 1995-12-25 1995-12-25 燃料噴射制御装置の異常判定装置

Publications (3)

Publication Number Publication Date
EP0781912A2 EP0781912A2 (fr) 1997-07-02
EP0781912A3 true EP0781912A3 (fr) 1999-06-02
EP0781912B1 EP0781912B1 (fr) 2002-10-30

Family

ID=18307786

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19960120868 Expired - Lifetime EP0781912B1 (fr) 1995-12-25 1996-12-24 Dispositif pour identifier le malfonctionnement d'un système de commande d'injection de carburant

Country Status (3)

Country Link
EP (1) EP0781912B1 (fr)
JP (1) JPH09177587A (fr)
DE (1) DE69624549T2 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3092552B2 (ja) * 1997-09-16 2000-09-25 トヨタ自動車株式会社 圧縮着火式内燃機関
FR2795819B1 (fr) * 1999-07-02 2001-09-21 Renault Procede de controle du couple d'un moteur a combustion interne
DE10009065A1 (de) * 2000-02-25 2001-09-13 Bosch Gmbh Robert Verfahren und Einrichtung zur Steuerung einer mehrzylindrigen Brennkraftmaschine
GB0705024D0 (en) * 2007-03-15 2007-04-25 Delphi Tech Inc Vehicle diagnosis device and method
US7647915B2 (en) * 2007-04-23 2010-01-19 Gm Global Technology Operations, Inc. System for controlling fuel injectors
EP3099914A1 (fr) * 2014-01-27 2016-12-07 Wärtsilä Switzerland Ltd. Dispositif de commande d'injection et procédé pour détection de défaillance d'équipement d'injection dans un moteur diesel
GB2531155A (en) * 2015-09-21 2016-04-13 Gm Global Tech Operations Llc Method of identifying a faulty fuel injector in an internal combustion engine
CN111997771A (zh) * 2020-08-27 2020-11-27 重庆潍柴发动机有限公司 一种多点喷射电控发动机的单缸功率自动修正方法
CN112282952B (zh) * 2020-10-30 2022-08-05 潍柴动力股份有限公司 发动机燃烧故障判定方法及装置
CN114687859A (zh) * 2022-03-29 2022-07-01 武汉理工大学 一种发动机做功不均匀补偿方法、装置、设备及存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6125947A (ja) * 1984-07-16 1986-02-05 Nippon Denso Co Ltd 燃料噴射量修正制御方法
US4688535A (en) * 1983-10-04 1987-08-25 Robert Bosch Gmbh Apparatus for influencing control quantities of an internal combustion engine
US5213081A (en) * 1991-09-27 1993-05-25 Mitsubishi Denki Kabushiki Kaisha Misfire sensing apparatus for an internal combustion engine
EP0650033A1 (fr) * 1993-10-20 1995-04-26 Robert Bosch Gmbh Procédé et dispositif de surveillance de fonctionnement d'un capteur

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4688535A (en) * 1983-10-04 1987-08-25 Robert Bosch Gmbh Apparatus for influencing control quantities of an internal combustion engine
JPS6125947A (ja) * 1984-07-16 1986-02-05 Nippon Denso Co Ltd 燃料噴射量修正制御方法
US5213081A (en) * 1991-09-27 1993-05-25 Mitsubishi Denki Kabushiki Kaisha Misfire sensing apparatus for an internal combustion engine
EP0650033A1 (fr) * 1993-10-20 1995-04-26 Robert Bosch Gmbh Procédé et dispositif de surveillance de fonctionnement d'un capteur

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 010, no. 176 (M - 491) 20 June 1986 (1986-06-20) *

Also Published As

Publication number Publication date
JPH09177587A (ja) 1997-07-08
DE69624549D1 (de) 2002-12-05
DE69624549T2 (de) 2003-06-18
EP0781912B1 (fr) 2002-10-30
EP0781912A2 (fr) 1997-07-02

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