EP1031721A3 - Dispositif de commande de pression pour système d'injection de carburant à haute pression - Google Patents

Dispositif de commande de pression pour système d'injection de carburant à haute pression Download PDF

Info

Publication number
EP1031721A3
EP1031721A3 EP00102054A EP00102054A EP1031721A3 EP 1031721 A3 EP1031721 A3 EP 1031721A3 EP 00102054 A EP00102054 A EP 00102054A EP 00102054 A EP00102054 A EP 00102054A EP 1031721 A3 EP1031721 A3 EP 1031721A3
Authority
EP
European Patent Office
Prior art keywords
fuel injection
fuel
common rail
pressure
injection valve
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
EP00102054A
Other languages
German (de)
English (en)
Other versions
EP1031721B1 (fr
EP1031721A2 (fr
Inventor
Tatsumasa c/o Toyota Jidosha K.K. Sugiyama
Yuuichirou c/o Toyota Jidosha K.K. 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
Publication of EP1031721A2 publication Critical patent/EP1031721A2/fr
Publication of EP1031721A3 publication Critical patent/EP1031721A3/fr
Application granted granted Critical
Publication of EP1031721B1 publication Critical patent/EP1031721B1/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
    • F02D41/30—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
    • F02D41/3863—Controlling the fuel pressure by controlling the flow out of the common rail, e.g. using pressure relief valves
    • F02D41/3872—Controlling the fuel pressure by controlling the flow out of the common rail, e.g. using pressure relief valves characterised by leakage flow in injectors
    • 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
    • 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
    • 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
    • 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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/12—Introducing corrections for particular operating conditions for deceleration
    • F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off

Landscapes

  • 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)
EP20000102054 1999-02-24 2000-02-02 Dispositif de commande de pression pour système d'injection de carburant à haute pression Expired - Lifetime EP1031721B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP04619799A JP4122615B2 (ja) 1999-02-24 1999-02-24 高圧燃料噴射系の燃料圧力制御装置
JP4619799 1999-02-24

Publications (3)

Publication Number Publication Date
EP1031721A2 EP1031721A2 (fr) 2000-08-30
EP1031721A3 true EP1031721A3 (fr) 2003-04-09
EP1031721B1 EP1031721B1 (fr) 2005-01-12

Family

ID=12740363

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20000102054 Expired - Lifetime EP1031721B1 (fr) 1999-02-24 2000-02-02 Dispositif de commande de pression pour système d'injection de carburant à haute pression

Country Status (4)

Country Link
EP (1) EP1031721B1 (fr)
JP (1) JP4122615B2 (fr)
DE (1) DE60017299T2 (fr)
ES (1) ES2232335T3 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4304887B2 (ja) * 2001-06-19 2009-07-29 株式会社デンソー 代替燃料用の燃料供給システム
JP3724392B2 (ja) 2001-07-26 2005-12-07 トヨタ自動車株式会社 内燃機関の燃料噴射制御装置
FR2833654B1 (fr) * 2001-12-17 2004-02-20 Renault Procede de commande d'injecteur
JP2003343331A (ja) * 2002-05-24 2003-12-03 Denso Corp 内燃機関用噴射率制御装置
FR2915774B1 (fr) * 2007-05-04 2009-07-17 Peugeot Citroen Automobiles Sa Systeme d'injection a faible pression
JP4857372B2 (ja) * 2009-08-31 2012-01-18 日立オートモティブシステムズ株式会社 燃料圧力制御装置
US8950379B2 (en) * 2012-08-28 2015-02-10 GM Global Technology Operations LLC Measured fuel rail pressure adjustment systems and methods
CA2809539C (fr) 2013-03-15 2014-05-13 Westport Power Inc. Prevention d'echec de regulation du carburant
JP2014227929A (ja) * 2013-05-23 2014-12-08 トヨタ自動車株式会社 インジェクタ通電遮断機能の故障検出装置
DE102013220336B4 (de) * 2013-10-09 2019-02-07 Continental Automotive Gmbh Verfahren zum Mildern von Auswirkungen eines zu hohen Drucks in einem Common-Rail-Einspritzsystem
FR3012177A1 (fr) * 2013-10-23 2015-04-24 Peugeot Citroen Automobiles Sa Procede de decharge d'un rail d'injection de carburant haute pression de moteur a combustion interne en cas d'intervention apres-vente

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02191865A (ja) * 1989-01-20 1990-07-27 Nippondenso Co Ltd 燃料噴射装置
US5711274A (en) * 1994-12-20 1998-01-27 Robert Bosch Gmbh System and method for reducing the fuel pressure in a fuel injection system
EP0886058A2 (fr) * 1997-06-19 1998-12-23 Toyota Jidosha Kabushiki Kaisha Dispositif de contrÔle de pression de carburant pour un système d'injection de moteur à combustion interne
DE19731102A1 (de) * 1997-07-19 1999-01-21 Bosch Gmbh Robert System zum Betreiben eines Kraftstoffversorgungssystems für eine Brennkraftmaschine insbesondere eines Kraftfahrzeugs
EP0896144A2 (fr) * 1997-08-04 1999-02-10 Toyota Jidosha Kabushiki Kaisha Dispositif de commande d'injection de combustible pour moteur à combustion interne à accumulateur

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02191865A (ja) * 1989-01-20 1990-07-27 Nippondenso Co Ltd 燃料噴射装置
US5711274A (en) * 1994-12-20 1998-01-27 Robert Bosch Gmbh System and method for reducing the fuel pressure in a fuel injection system
EP0886058A2 (fr) * 1997-06-19 1998-12-23 Toyota Jidosha Kabushiki Kaisha Dispositif de contrÔle de pression de carburant pour un système d'injection de moteur à combustion interne
DE19731102A1 (de) * 1997-07-19 1999-01-21 Bosch Gmbh Robert System zum Betreiben eines Kraftstoffversorgungssystems für eine Brennkraftmaschine insbesondere eines Kraftfahrzeugs
EP0896144A2 (fr) * 1997-08-04 1999-02-10 Toyota Jidosha Kabushiki Kaisha Dispositif de commande d'injection de combustible pour moteur à combustion interne à accumulateur

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 014, no. 478 (M - 1036) 18 October 1990 (1990-10-18) *

Also Published As

Publication number Publication date
ES2232335T3 (es) 2005-06-01
DE60017299T2 (de) 2005-06-02
EP1031721B1 (fr) 2005-01-12
JP2000248983A (ja) 2000-09-12
EP1031721A2 (fr) 2000-08-30
JP4122615B2 (ja) 2008-07-23
DE60017299D1 (de) 2005-02-17

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