DK2025920T3 - Indsprøjtningsdyse til brændstof - Google Patents

Indsprøjtningsdyse til brændstof

Info

Publication number
DK2025920T3
DK2025920T3 DK08159570.4T DK08159570T DK2025920T3 DK 2025920 T3 DK2025920 T3 DK 2025920T3 DK 08159570 T DK08159570 T DK 08159570T DK 2025920 T3 DK2025920 T3 DK 2025920T3
Authority
DK
Denmark
Prior art keywords
nozzle
valve
fuel injection
injection nozzle
needle valve
Prior art date
Application number
DK08159570.4T
Other languages
Danish (da)
English (en)
Inventor
Dr Reiner Schulz
Original Assignee
Waertsilae Nsd Schweiz Ag
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 Nsd Schweiz Ag filed Critical Waertsilae Nsd Schweiz Ag
Application granted granted Critical
Publication of DK2025920T3 publication Critical patent/DK2025920T3/da

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
    • 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
    • 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
    • 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
    • F02M45/086—Having more than one injection-valve controlling discharge orifices
    • 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
    • F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
    • F02M53/04—Injectors with heating, cooling, or thermally-insulating means
    • F02M53/043—Injectors with heating, cooling, or thermally-insulating means with cooling means other than air cooling
    • 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
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • 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
    • 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
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • 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
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • 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
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0047—Four-way valves or valves with more than four ways
    • 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
    • F02M2200/29—Fuel-injection apparatus having rotating means
    • 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
    • F02M2200/46—Valves, e.g. injectors, with concentric 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Feeding And Controlling Fuel (AREA)
DK08159570.4T 2007-07-27 2008-07-03 Indsprøjtningsdyse til brændstof DK2025920T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07113356 2007-07-27

Publications (1)

Publication Number Publication Date
DK2025920T3 true DK2025920T3 (da) 2012-02-27

Family

ID=39033663

Family Applications (1)

Application Number Title Priority Date Filing Date
DK08159570.4T DK2025920T3 (da) 2007-07-27 2008-07-03 Indsprøjtningsdyse til brændstof

Country Status (8)

Country Link
EP (1) EP2025920B1 (de)
JP (2) JP2009030605A (de)
KR (1) KR20090012056A (de)
CN (1) CN101354000B (de)
AT (1) ATE532960T1 (de)
BR (1) BRPI0803744A2 (de)
DK (1) DK2025920T3 (de)
RU (1) RU2479742C2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7980483B2 (en) * 2008-10-13 2011-07-19 Eaton Corporation Injector for a fluid injection system
DK201000309A (en) * 2010-04-15 2011-10-16 Man Diesel & Turbo Filial Tyskland A fuel valve for large two stroke diesel engines
RU2445548C1 (ru) * 2011-02-10 2012-03-20 Олег Савельевич Кочетов Форсунка кочетова
FI20115418A0 (fi) * 2011-05-03 2011-05-03 Waertsilae Finland Oy Polttoaineenruiskutusyksikkö ja-järjestelmä
JP5798898B2 (ja) * 2011-11-24 2015-10-21 三菱重工業株式会社 燃料噴射装置
CN102619662B (zh) * 2012-04-18 2013-07-17 马万俊 甲醇汽车冷启动雾化喷嘴
CN103470419A (zh) * 2013-08-16 2013-12-25 浙江展途动力科技有限公司 阀芯旋转式压电直驱喷油器
CN103967674B (zh) * 2014-04-24 2016-04-06 中国北方发动机研究所(天津) 一种柴油预混合天然气喷嘴及其工作方法
DK178655B1 (en) * 2015-03-20 2016-10-17 Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland Fuel valve for injecting fuel into a combustion chamber of a large self-igniting turbocharged two-stroke internal combustion engine
DK178674B1 (en) * 2015-03-20 2016-10-24 Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland Fuel valve for injecting a low flashpoint fuel into a combustion chamber of a large self-igniting turbocharged two-stroke internal combustion engine
AT517054B1 (de) * 2015-04-14 2017-02-15 Ge Jenbacher Gmbh & Co Og Anordnung aus einem Zylinderkopf und einem Kraftstoffinjektor
DK178692B1 (en) * 2015-04-22 2016-11-21 Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland A fuel valve for a large two-stroke self-igniting internal combustion engine
DK179315B1 (en) * 2016-12-01 2018-04-30 Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland A fuel valve for injecting gaseous fuel into a combustion chamber of a large two-stroke turbocharged compression-ignition internal combustion engine and method
CN107100762B (zh) * 2017-05-17 2019-09-20 石家庄新华能源环保科技股份有限公司 一种氢气燃料发动机的氢气喷嘴
CN107795420A (zh) * 2017-11-29 2018-03-13 南昌大学 一种喷孔喷油面积可变喷油器
CN110801955A (zh) * 2018-08-05 2020-02-18 大连理工大学 一种带扭转式变截面喷孔的喷嘴
CN109973270B (zh) * 2019-05-21 2023-11-10 重油高科电控燃油喷射系统(重庆)有限公司 用于电控喷油器的控制阀偶件
CN112108274A (zh) * 2019-06-21 2020-12-22 工程与工业解决方案集团有限公司 用于剪切滚筒的改进的回拾式冲洗喷雾器
DK181316B1 (en) * 2022-06-29 2023-08-09 Man Energy Solutions Filial Af Man Energy Solutions Se Tyskland A large turbocharged two-stroke uniflow crosshead dual fuel internal combustion engine
KR20240078956A (ko) 2022-11-28 2024-06-04 화진기업(주) 탄소중립 선박의 액화가스연료 엔진용 연료분사 패키지

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JPS60256555A (ja) * 1984-05-31 1985-12-18 Isuzu Motors Ltd 可変口径ノズル
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WO2008071187A1 (en) * 2006-12-15 2008-06-19 Man Diesel A/S A fuel injector for an internal combustion engine
DK2031237T3 (da) * 2007-08-31 2011-01-10 Waertsilae Nsd Schweiz Ag Indsprøjtningsdyse til indsprøjtning af brændstof

Also Published As

Publication number Publication date
JP2009030605A (ja) 2009-02-12
KR20090012056A (ko) 2009-02-02
JP3186787U (ja) 2013-10-24
CN101354000B (zh) 2012-04-04
RU2008130847A (ru) 2010-01-27
CN101354000A (zh) 2009-01-28
EP2025920A1 (de) 2009-02-18
ATE532960T1 (de) 2011-11-15
EP2025920B1 (de) 2011-11-09
RU2479742C2 (ru) 2013-04-20
BRPI0803744A2 (pt) 2009-04-22

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