JP4621951B2 - コモンレール式燃料噴射装置及び高圧ポンプの圧送特性補償方法 - Google Patents

コモンレール式燃料噴射装置及び高圧ポンプの圧送特性補償方法 Download PDF

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Publication number
JP4621951B2
JP4621951B2 JP2007140368A JP2007140368A JP4621951B2 JP 4621951 B2 JP4621951 B2 JP 4621951B2 JP 2007140368 A JP2007140368 A JP 2007140368A JP 2007140368 A JP2007140368 A JP 2007140368A JP 4621951 B2 JP4621951 B2 JP 4621951B2
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Japan
Prior art keywords
pressure
fuel
pressure pump
common rail
discharge amount
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
JP2007140368A
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English (en)
Japanese (ja)
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JP2008291808A (ja
Inventor
了 末永
一広 森
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.)
Denso Corp
Toyota Motor Corp
Original Assignee
Denso Corp
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 Denso Corp, Toyota Motor Corp filed Critical Denso Corp
Priority to JP2007140368A priority Critical patent/JP4621951B2/ja
Priority to DE200810000772 priority patent/DE102008000772B4/de
Publication of JP2008291808A publication Critical patent/JP2008291808A/ja
Application granted granted Critical
Publication of JP4621951B2 publication Critical patent/JP4621951B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F02M63/023—Means for varying pressure in common rails
    • F02M63/0235—Means for varying pressure in common rails by bleeding fuel pressure
    • F02M63/025—Means for varying pressure in common rails by bleeding fuel pressure from the common rail
    • 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
    • F02D41/2441—Methods of calibrating or learning characterised by the learning conditions
    • 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
    • F02D41/2464—Characteristics of actuators
    • 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
    • F02D41/3836—Controlling the fuel pressure
    • F02D41/3845—Controlling the fuel pressure by controlling the flow into the common rail, e.g. the amount of fuel pumped
    • 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
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • F02M59/366—Valves being actuated electrically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2250/00—Engine control related to specific problems or objectives
    • F02D2250/31—Control of the fuel pressure

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP2007140368A 2007-05-28 2007-05-28 コモンレール式燃料噴射装置及び高圧ポンプの圧送特性補償方法 Expired - Fee Related JP4621951B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007140368A JP4621951B2 (ja) 2007-05-28 2007-05-28 コモンレール式燃料噴射装置及び高圧ポンプの圧送特性補償方法
DE200810000772 DE102008000772B4 (de) 2007-05-28 2008-03-19 Common-Rail-Kraftstoffeinspritzvorrichtung und Verfahren zum Kompensieren einer Pumpkennlinie einer Hochdruckpumpe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007140368A JP4621951B2 (ja) 2007-05-28 2007-05-28 コモンレール式燃料噴射装置及び高圧ポンプの圧送特性補償方法

Publications (2)

Publication Number Publication Date
JP2008291808A JP2008291808A (ja) 2008-12-04
JP4621951B2 true JP4621951B2 (ja) 2011-02-02

Family

ID=40076118

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007140368A Expired - Fee Related JP4621951B2 (ja) 2007-05-28 2007-05-28 コモンレール式燃料噴射装置及び高圧ポンプの圧送特性補償方法

Country Status (2)

Country Link
JP (1) JP4621951B2 (de)
DE (1) DE102008000772B4 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008017165B4 (de) * 2008-04-03 2014-01-30 Continental Automotive Gmbh Verfahren zur Bestimmung der von einer Hochdruckpumpe geförderten Kraftstoffmenge und Einspritzanlage für eine Brennkraftmaschine
JP2010203330A (ja) 2009-03-04 2010-09-16 Denso Corp 燃料供給経路の異常診断装置
JP4957749B2 (ja) * 2009-05-27 2012-06-20 株式会社デンソー 燃料噴射制御装置
JP5310464B2 (ja) * 2009-10-14 2013-10-09 株式会社デンソー 燃料噴射装置
BR112014013289B8 (pt) * 2011-12-08 2021-09-21 Toyota Motor Co Ltd Dispositivo de controle para motor de combustão interna
JP6221913B2 (ja) * 2014-04-10 2017-11-01 株式会社デンソー ポンプ制御装置
KR101892742B1 (ko) * 2016-12-28 2018-08-29 주식회사 현대케피코 고압펌프 성능 학습 시스템
JP7091757B2 (ja) 2018-03-22 2022-06-28 いすゞ自動車株式会社 異常診断装置および異常診断方法
JP2021092167A (ja) 2019-12-09 2021-06-17 株式会社デンソー 制御装置
CN114199471A (zh) * 2021-10-29 2022-03-18 东风商用车有限公司 发动机高压燃油系统泄露诊断方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004293540A (ja) * 2003-03-10 2004-10-21 Denso Corp 内燃機関の燃料噴射制御装置
JP2005139928A (ja) * 2003-11-04 2005-06-02 Denso Corp バルブ開度調整装置およびコモンレール式燃料噴射装置
JP2006194177A (ja) * 2005-01-14 2006-07-27 Mitsubishi Electric Corp 内燃機関の燃料供給装置
JP2006200505A (ja) * 2005-01-24 2006-08-03 Mitsubishi Electric Corp 内燃機関の燃料圧力制御装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19856203C2 (de) * 1998-12-05 2001-12-06 Bosch Gmbh Robert Kraftstoffversorgungssystem für eine Brennkraftmaschine insbesondere eines Kraftfahrzeugs
JP2004225630A (ja) * 2003-01-23 2004-08-12 Denso Corp 蓄圧式燃料噴射システム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004293540A (ja) * 2003-03-10 2004-10-21 Denso Corp 内燃機関の燃料噴射制御装置
JP2005139928A (ja) * 2003-11-04 2005-06-02 Denso Corp バルブ開度調整装置およびコモンレール式燃料噴射装置
JP2006194177A (ja) * 2005-01-14 2006-07-27 Mitsubishi Electric Corp 内燃機関の燃料供給装置
JP2006200505A (ja) * 2005-01-24 2006-08-03 Mitsubishi Electric Corp 内燃機関の燃料圧力制御装置

Also Published As

Publication number Publication date
DE102008000772B4 (de) 2013-05-29
JP2008291808A (ja) 2008-12-04
DE102008000772A1 (de) 2009-01-02

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