DE60005235D1 - Abnormality detection method in a high pressure fuel injector - Google Patents

Abnormality detection method in a high pressure fuel injector

Info

Publication number
DE60005235D1
DE60005235D1 DE60005235T DE60005235T DE60005235D1 DE 60005235 D1 DE60005235 D1 DE 60005235D1 DE 60005235 T DE60005235 T DE 60005235T DE 60005235 T DE60005235 T DE 60005235T DE 60005235 D1 DE60005235 D1 DE 60005235D1
Authority
DE
Germany
Prior art keywords
high pressure
detection method
fuel injector
abnormality detection
pressure fuel
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
DE60005235T
Other languages
German (de)
Other versions
DE60005235T2 (en
Inventor
Tatsumasa Sugiyama
Yuuichirou Katou
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 DE60005235D1 publication Critical patent/DE60005235D1/en
Publication of DE60005235T2 publication Critical patent/DE60005235T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/3809—Common rail control systems
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/08—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by two or more pumping elements with conjoint outlet or several pumping elements feeding one engine cylinder
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
    • F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
    • 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
    • F02D2041/224—Diagnosis of the fuel system
    • 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
    • F02D2200/06—Fuel or fuel supply system parameters
    • F02D2200/0602—Fuel pressure
    • F02D2200/0604—Estimation of fuel pressure
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/102—Mechanical drive, e.g. tappets or cams
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
    • F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
    • F02M63/0265—Pumps feeding common rails
    • F02M63/027—More than one high pressure pump feeding a single common rail

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)
  • Fuel-Injection Apparatus (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE2000605235 1999-03-17 2000-03-08 Abnormality detection method in a high pressure fuel injector Expired - Fee Related DE60005235T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7225899A JP2000265896A (en) 1999-03-17 1999-03-17 Abnormality deciding method for high pressure fuel injection device
JP7225899 1999-03-17

Publications (2)

Publication Number Publication Date
DE60005235D1 true DE60005235D1 (en) 2003-10-23
DE60005235T2 DE60005235T2 (en) 2004-07-08

Family

ID=13484098

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2000605235 Expired - Fee Related DE60005235T2 (en) 1999-03-17 2000-03-08 Abnormality detection method in a high pressure fuel injector

Country Status (4)

Country Link
EP (1) EP1036923B1 (en)
JP (1) JP2000265896A (en)
DE (1) DE60005235T2 (en)
ES (1) ES2207434T3 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3798615B2 (en) * 2000-10-27 2006-07-19 トヨタ自動車株式会社 Abnormality detection device for high-pressure fuel supply system
JP2002309994A (en) * 2001-04-12 2002-10-23 Nissan Motor Co Ltd Abnormality detector for timing winding member
JP3966133B2 (en) * 2002-09-13 2007-08-29 株式会社デンソー Pump abnormality diagnosis device
JP3965098B2 (en) * 2002-09-30 2007-08-22 ヤンマー株式会社 Fuel pressure detection device for common rail type fuel injection device and common rail type fuel injection device provided with the fuel pressure detection device
FI117350B (en) * 2002-10-16 2006-09-15 Waertsilae Finland Oy Hardware and Method for Fuel Supply System
JP2006200478A (en) * 2005-01-21 2006-08-03 Denso Corp Fuel injection device
JP4746510B2 (en) 2006-02-21 2011-08-10 愛三工業株式会社 Load drive system abnormality diagnosis system and fuel pump control system
EP1870586B1 (en) 2006-06-16 2018-12-05 Delphi International Operations Luxembourg S.à r.l. Apparatus for detecting and identifying component failure in a fuel system
JP2010071133A (en) * 2008-09-17 2010-04-02 Hitachi Automotive Systems Ltd Fuel supply device for engine
GB2486417A (en) * 2010-12-13 2012-06-20 Gm Global Tech Operations Inc Method for diagnosing a clogging of an injector in an internal combustion engine
JP2016217263A (en) * 2015-05-21 2016-12-22 スズキ株式会社 Controller for internal combustion engine
US10591379B2 (en) 2017-12-27 2020-03-17 Cummins Inc. System and method for identifying a source of high pressure leakage
CN113107694B (en) * 2021-05-11 2023-01-06 潍柴动力股份有限公司 Rail pressure sensor fault processing method and common rail system
CN115387903B (en) * 2022-05-20 2024-04-19 潍柴动力股份有限公司 Fault detection method and device, power device and medium for diesel engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3033214B2 (en) * 1991-02-27 2000-04-17 株式会社デンソー Accumulation type fuel supply method and apparatus by a plurality of fuel pumping means, and abnormality determination apparatus in equipment having a plurality of fluid pumping means
JPH0569374U (en) * 1992-02-28 1993-09-21 富士重工業株式会社 In-cylinder direct injection engine abnormality warning device
EP0860600B1 (en) * 1997-02-21 2003-09-17 Toyota Jidosha Kabushiki Kaisha A fuel injection system for an internal combustion engine
US6076504A (en) * 1998-03-02 2000-06-20 Cummins Engine Company, Inc. Apparatus for diagnosing failures and fault conditions in a fuel system of an internal combustion engine
US5937826A (en) * 1998-03-02 1999-08-17 Cummins Engine Company, Inc. Apparatus for controlling a fuel system of an internal combustion engine

Also Published As

Publication number Publication date
EP1036923A2 (en) 2000-09-20
ES2207434T3 (en) 2004-06-01
DE60005235T2 (en) 2004-07-08
EP1036923B1 (en) 2003-09-17
EP1036923A3 (en) 2001-08-08
JP2000265896A (en) 2000-09-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee