EP3550136A4 - Fuel injection device - Google Patents

Fuel injection device Download PDF

Info

Publication number
EP3550136A4
EP3550136A4 EP17876281.1A EP17876281A EP3550136A4 EP 3550136 A4 EP3550136 A4 EP 3550136A4 EP 17876281 A EP17876281 A EP 17876281A EP 3550136 A4 EP3550136 A4 EP 3550136A4
Authority
EP
European Patent Office
Prior art keywords
fuel injection
injection device
fuel
injection
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.)
Pending
Application number
EP17876281.1A
Other languages
German (de)
French (fr)
Other versions
EP3550136A1 (en
Inventor
Taizo Shimada
Tetsuya AIZAWA
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.)
Meiji University
Original Assignee
Meiji University
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 Meiji University filed Critical Meiji University
Publication of EP3550136A1 publication Critical patent/EP3550136A1/en
Publication of EP3550136A4 publication Critical patent/EP3550136A4/en
Pending legal-status Critical Current

Links

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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable 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
    • 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
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0028—Valves characterised by the valve actuating means hydraulic
    • F02M63/0029—Valves characterised by the valve actuating means hydraulic using a pilot valve controlling a hydraulic chamber

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
EP17876281.1A 2016-12-02 2017-11-30 Fuel injection device Pending EP3550136A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016235334 2016-12-02
PCT/JP2017/043077 WO2018101411A1 (en) 2016-12-02 2017-11-30 Fuel injection device

Publications (2)

Publication Number Publication Date
EP3550136A1 EP3550136A1 (en) 2019-10-09
EP3550136A4 true EP3550136A4 (en) 2020-07-29

Family

ID=62241758

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17876281.1A Pending EP3550136A4 (en) 2016-12-02 2017-11-30 Fuel injection device

Country Status (3)

Country Link
EP (1) EP3550136A4 (en)
JP (1) JP6739848B2 (en)
WO (1) WO2018101411A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7215093B2 (en) * 2018-11-09 2023-01-31 株式会社デンソー electronic controller
DE102021202731A1 (en) 2021-03-22 2022-09-22 Robert Bosch Gesellschaft mit beschränkter Haftung fuel injector

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1087130A2 (en) * 1999-09-22 2001-03-28 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Accumulator fuel injection system
US6273066B1 (en) * 1999-05-12 2001-08-14 Daimlerchrysler Ag Fuel injection for an internal combustion engine
US20020148442A1 (en) * 2001-03-29 2002-10-17 Gerhard Fraenkle Fuel injection system for an internal combustion engine
US20020179063A1 (en) * 2001-04-06 2002-12-05 Mtu Friedrichshafen Gmbh. Fuel injection system for an internal-combustion engine
US20150176555A1 (en) * 2012-08-08 2015-06-25 Volvo Lastvagnar Ab Flow control system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4188539B2 (en) * 1999-09-22 2008-11-26 三菱ふそうトラック・バス株式会社 Accumulated fuel injection system
DE10229419A1 (en) 2002-06-29 2004-01-29 Robert Bosch Gmbh Pressure-translated fuel injector with rapid pressure reduction at the end of injection
JP4007103B2 (en) * 2002-07-11 2007-11-14 株式会社豊田中央研究所 Fuel injection device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6273066B1 (en) * 1999-05-12 2001-08-14 Daimlerchrysler Ag Fuel injection for an internal combustion engine
EP1087130A2 (en) * 1999-09-22 2001-03-28 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Accumulator fuel injection system
US20020148442A1 (en) * 2001-03-29 2002-10-17 Gerhard Fraenkle Fuel injection system for an internal combustion engine
US20020179063A1 (en) * 2001-04-06 2002-12-05 Mtu Friedrichshafen Gmbh. Fuel injection system for an internal-combustion engine
US20150176555A1 (en) * 2012-08-08 2015-06-25 Volvo Lastvagnar Ab Flow control system

Also Published As

Publication number Publication date
EP3550136A1 (en) 2019-10-09
JPWO2018101411A1 (en) 2019-10-31
JP6739848B2 (en) 2020-08-12
WO2018101411A1 (en) 2018-06-07

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