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DK2386745T3 - Fuel injection device for internal combustion engines - Google Patents

Fuel injection device for internal combustion engines

Info

Publication number
DK2386745T3
DK2386745T3 DK10162498.9T DK10162498T DK2386745T3 DK 2386745 T3 DK2386745 T3 DK 2386745T3 DK 10162498 T DK10162498 T DK 10162498T DK 2386745 T3 DK2386745 T3 DK 2386745T3
Authority
DK
Denmark
Prior art keywords
internal combustion
fuel injection
injection device
combustion engines
engines
Prior art date
Application number
DK10162498.9T
Other languages
Danish (da)
Inventor
Pierpaolo Miotti
Turhan Yildirim
Original Assignee
Waertsilae Switzerland Ltd
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 Waertsilae Switzerland Ltd filed Critical Waertsilae Switzerland Ltd
Application granted granted Critical
Publication of DK2386745T3 publication Critical patent/DK2386745T3/en

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
    • 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
    • F02M45/08—Injectors peculiar thereto
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/042—The valves being provided with fuel passages
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/06—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves being furnished at seated ends with pintle or plug shaped extensions
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1873—Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/06—Fuel-injection apparatus having means for preventing coking, e.g. of fuel injector discharge orifices or valve needles

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DK10162498.9T 2010-05-11 2010-05-11 Fuel injection device for internal combustion engines DK2386745T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP10162498A EP2386745B1 (en) 2010-05-11 2010-05-11 A fuel injector for internal combustion engines

Publications (1)

Publication Number Publication Date
DK2386745T3 true DK2386745T3 (en) 2013-03-04

Family

ID=42735397

Family Applications (1)

Application Number Title Priority Date Filing Date
DK10162498.9T DK2386745T3 (en) 2010-05-11 2010-05-11 Fuel injection device for internal combustion engines

Country Status (5)

Country Link
EP (1) EP2386745B1 (en)
JP (1) JP5932227B2 (en)
KR (1) KR101822195B1 (en)
CN (1) CN102242684B (en)
DK (1) DK2386745T3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5955258B2 (en) * 2013-03-29 2016-07-20 三菱重工業株式会社 Fuel injection device and diesel engine
KR101638815B1 (en) * 2016-01-07 2016-07-25 한빛정공(주) Injection valve for 4 stroke engine
DE102017122117A1 (en) * 2017-09-25 2019-03-28 Man Diesel & Turbo Se Injector for a dual-fuel engine and dual-fuel engine
CN118434964A (en) * 2021-10-29 2024-08-02 甘瑟Crs股份公司 Fuel injection valve for internal combustion engines

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2948451A1 (en) * 1979-12-01 1981-06-04 Robert Bosch Gmbh, 7000 Stuttgart Fuel injector for IC engine - has push rod upstream of valve determining cross=section of injection openings
GB8817774D0 (en) * 1988-07-26 1988-09-01 Lucas Ind Plc Fuel injectors for i c engines
JPH0494426A (en) * 1990-08-08 1992-03-26 Zexel Corp Load timer for distribution type fuel injection pump
DE19755062A1 (en) * 1997-12-11 1999-06-17 Bosch Gmbh Robert Fuel injection valve for internal combustion engine
DE19815918A1 (en) * 1998-04-09 1999-10-21 Man B & W Diesel As Fuel injector
DE60024334T2 (en) 1999-06-25 2006-08-10 Delphi Technologies, Inc., Troy Fuel injector
DE19946906A1 (en) * 1999-09-30 2001-04-05 Bosch Gmbh Robert Fuel injection valve for internal combustion engines
JP2003106245A (en) * 2001-09-27 2003-04-09 Toyota Motor Corp Fuel injection valve
WO2008071187A1 (en) 2006-12-15 2008-06-19 Man Diesel A/S A fuel injector for an internal combustion engine
WO2008071188A1 (en) * 2006-12-15 2008-06-19 Man Diesel, Filial Af Man Diesel Se, Tyskland A fuel injector for an internal combustion engine

Also Published As

Publication number Publication date
KR20110124699A (en) 2011-11-17
JP5932227B2 (en) 2016-06-08
EP2386745B1 (en) 2013-02-13
CN102242684B (en) 2016-01-27
KR101822195B1 (en) 2018-03-08
EP2386745A1 (en) 2011-11-16
JP2011236887A (en) 2011-11-24
CN102242684A (en) 2011-11-16

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