DE69624549D1 - Fault monitoring device for a fuel injection control system - Google Patents

Fault monitoring device for a fuel injection control system

Info

Publication number
DE69624549D1
DE69624549D1 DE69624549T DE69624549T DE69624549D1 DE 69624549 D1 DE69624549 D1 DE 69624549D1 DE 69624549 T DE69624549 T DE 69624549T DE 69624549 T DE69624549 T DE 69624549T DE 69624549 D1 DE69624549 D1 DE 69624549D1
Authority
DE
Germany
Prior art keywords
control system
fuel injection
monitoring device
injection control
fault monitoring
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 - Lifetime
Application number
DE69624549T
Other languages
German (de)
Other versions
DE69624549T2 (en
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
Application granted granted Critical
Publication of DE69624549D1 publication Critical patent/DE69624549D1/en
Publication of DE69624549T2 publication Critical patent/DE69624549T2/en
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)
DE1996624549 1995-12-25 1996-12-24 Fault monitoring device for a fuel injection control system Expired - Lifetime DE69624549T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP33734895A JPH09177587A (en) 1995-12-25 1995-12-25 Abnormality judging device for fuel injection control device

Publications (2)

Publication Number Publication Date
DE69624549D1 true DE69624549D1 (en) 2002-12-05
DE69624549T2 DE69624549T2 (en) 2003-06-18

Family

ID=18307786

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996624549 Expired - Lifetime DE69624549T2 (en) 1995-12-25 1996-12-24 Fault monitoring device for a fuel injection control system

Country Status (3)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3092552B2 (en) * 1997-09-16 2000-09-25 トヨタ自動車株式会社 Compression ignition type internal combustion engine
FR2795819B1 (en) * 1999-07-02 2001-09-21 Renault METHOD FOR CONTROLLING THE TORQUE OF AN INTERNAL COMBUSTION ENGINE
DE10009065A1 (en) 2000-02-25 2001-09-13 Bosch Gmbh Robert Method and device for controlling a multi-cylinder internal combustion engine
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
CN105940208A (en) * 2014-01-27 2016-09-14 瓦锡兰瑞士有限公司 Injection controller and method for detection of injection equipment failure in a diesel engine
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 (en) * 2020-08-27 2020-11-27 重庆潍柴发动机有限公司 Single-cylinder power automatic correction method of multi-point injection electronic control engine
CN112282952B (en) * 2020-10-30 2022-08-05 潍柴动力股份有限公司 Engine combustion fault determination method and device
CN114687859A (en) * 2022-03-29 2022-07-01 武汉理工大学 Method, device and equipment for compensating work unevenness of engine and storage medium

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3336028C3 (en) * 1983-10-04 1997-04-03 Bosch Gmbh Robert Device for influencing control variables of an internal combustion engine
JPS6125947A (en) * 1984-07-16 1986-02-05 Nippon Denso Co Ltd Correction control for fuel injection amount
JPH0586956A (en) * 1991-09-27 1993-04-06 Mitsubishi Electric Corp Missfire detecting device for internal combustion engine
DE4335700A1 (en) * 1993-10-20 1995-04-27 Bosch Gmbh Robert Method and device for monitoring the function of a sensor

Also Published As

Publication number Publication date
EP0781912B1 (en) 2002-10-30
DE69624549T2 (en) 2003-06-18
EP0781912A2 (en) 1997-07-02
EP0781912A3 (en) 1999-06-02
JPH09177587A (en) 1997-07-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)