CN101377181A - 用于喷射燃料的喷嘴 - Google Patents

用于喷射燃料的喷嘴 Download PDF

Info

Publication number
CN101377181A
CN101377181A CNA2008102142779A CN200810214277A CN101377181A CN 101377181 A CN101377181 A CN 101377181A CN A2008102142779 A CNA2008102142779 A CN A2008102142779A CN 200810214277 A CN200810214277 A CN 200810214277A CN 101377181 A CN101377181 A CN 101377181A
Authority
CN
China
Prior art keywords
nozzle
fuel
compressed air
plunger
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.)
Pending
Application number
CNA2008102142779A
Other languages
English (en)
Chinese (zh)
Inventor
R·舒尔茨
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.)
Wartsila NSD Schweiz AG
Original Assignee
Wartsila 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 Wartsila NSD Schweiz AG filed Critical Wartsila NSD Schweiz AG
Publication of CN101377181A publication Critical patent/CN101377181A/zh
Pending legal-status Critical Current

Links

Images

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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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
    • 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
    • F02M61/18—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
    • 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
    • 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
    • F02M63/0049—Combined valve units, e.g. for controlling pumping chamber and injection valve
    • 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
    • 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
    • F02M63/0205—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 for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors ; for cutting-out pumps for stopping the engine
    • F02M63/0215—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 for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors ; for cutting-out pumps for stopping the engine by draining or closing fuel conduits

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)
CNA2008102142779A 2007-08-31 2008-08-29 用于喷射燃料的喷嘴 Pending CN101377181A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07115450 2007-08-31
EP07115450.4 2007-08-31

Publications (1)

Publication Number Publication Date
CN101377181A true CN101377181A (zh) 2009-03-04

Family

ID=39092796

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008102142779A Pending CN101377181A (zh) 2007-08-31 2008-08-29 用于喷射燃料的喷嘴

Country Status (9)

Country Link
EP (1) EP2031237B1 (pt)
JP (1) JP2009057977A (pt)
KR (1) KR20090023103A (pt)
CN (1) CN101377181A (pt)
AT (1) ATE483108T1 (pt)
BR (1) BRPI0803370A2 (pt)
DE (1) DE502008001427D1 (pt)
DK (1) DK2031237T3 (pt)
RU (1) RU2008135270A (pt)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018133444A1 (zh) * 2017-01-18 2018-07-26 江苏易实精密科技股份有限公司 一种柴油高压燃油喷射器导向套
CN110226031A (zh) * 2017-01-26 2019-09-10 埃尔温容克尔研磨技术股份公司 带有具备将促进燃烧的介质输入燃烧室中的额外机制的燃料喷入喷嘴的内燃机
CN114867942A (zh) * 2019-12-18 2022-08-05 普发真空公司 真空泵和用于喷射吹扫气体的方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090012056A (ko) * 2007-07-27 2009-02-02 베르트질레 슈바이츠 악티엔게젤샤프트 연료용 분사 노즐
DK201000309A (en) * 2010-04-15 2011-10-16 Man Diesel & Turbo Filial Tyskland A fuel valve for large two stroke diesel engines
DE102013002758B4 (de) 2013-02-19 2020-03-19 Woodward L'orange Gmbh Spülverfahren zur Durchführung mit einem Kraftstoffinjektor
WO2023182905A1 (ru) * 2022-03-19 2023-09-28 Антон Васильевич ГОЛУБЕВ Одноштоковая форсунка

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4130351A1 (de) * 1991-09-12 1993-03-18 Bosch Gmbh Robert Vorrichtung zur einspritzung eines brennstoff-gas-gemisches
DK167502B1 (da) 1991-10-04 1993-11-08 Man B & W Diesel Gmbh Braendselsinjektor til forbraendingsmotorer
DE19815918A1 (de) * 1998-04-09 1999-10-21 Man B & W Diesel As Brennstoffeinspritzvorrichtung
PL1566539T3 (pl) * 2004-02-23 2009-05-29 Waertsilae Nsd Schweiz Ag Wtryskiwacz paliwa

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018133444A1 (zh) * 2017-01-18 2018-07-26 江苏易实精密科技股份有限公司 一种柴油高压燃油喷射器导向套
CN110226031A (zh) * 2017-01-26 2019-09-10 埃尔温容克尔研磨技术股份公司 带有具备将促进燃烧的介质输入燃烧室中的额外机制的燃料喷入喷嘴的内燃机
CN110226031B (zh) * 2017-01-26 2021-08-27 埃尔温容克尔研磨技术股份公司 带有具备将促进燃烧的介质输入燃烧室中的额外机制的燃料喷入喷嘴的内燃机
CN114867942A (zh) * 2019-12-18 2022-08-05 普发真空公司 真空泵和用于喷射吹扫气体的方法

Also Published As

Publication number Publication date
BRPI0803370A2 (pt) 2009-05-05
EP2031237B1 (de) 2010-09-29
JP2009057977A (ja) 2009-03-19
DE502008001427D1 (de) 2010-11-11
RU2008135270A (ru) 2010-03-10
DK2031237T3 (da) 2011-01-10
ATE483108T1 (de) 2010-10-15
EP2031237A1 (de) 2009-03-04
KR20090023103A (ko) 2009-03-04

Similar Documents

Publication Publication Date Title
CN101377181A (zh) 用于喷射燃料的喷嘴
US6601566B2 (en) Fuel injector with directly controlled dual concentric check and engine using same
CN105874188B (zh) 双燃料-燃料喷射系统和用于以这样的系统来实施的方法
US6994273B2 (en) Fuel injection valve for internal combustion engines
US7267109B2 (en) Fuel injection device for an internal combustion engine
CN105673254A (zh) 用于内燃机的燃料计量阀和用于运行燃料计量阀的方法
CN100460663C (zh) 用于向内燃机的燃烧室喷射燃料的装置
JPH02286866A (ja) 燃料噴射ノズル
CN101400885B (zh) 燃料喷射系统
EP3433482B1 (en) A fuel injector unit, a fuel feeding arrangement and an internal combustion piston engine
DK179213B1 (en) A fuel valve for injecting a liquid fuel into a a combustion chamber of a large compression-igniting turbocharged two-stroke internal combustion engine
US6631853B2 (en) Oil activated fuel injector control valve
KR20110117374A (ko) 디젤엔진용 ２ 솔레노이드밸브 릴레이 ２단 연료분사 밸브
KR20010082242A (ko) 연료 어큐뮬레이터 분사 시스템용 자기 인젝터
JP7319772B2 (ja) 大型ディーゼルエンジンのための燃料噴射ノズルおよび燃料噴射方法、および大型ディーゼルエンジン
JP2000073905A (ja) 内燃機関用燃料噴射装置
JP3843710B2 (ja) 燃料噴射器
CN111502879A (zh) 双物质喷射器
KR101247664B1 (ko) 연료 분사 시스템용 인젝터 및 이러한 인젝터를 가지는연료 분사 시스템
CN103534474A (zh) 燃料喷射单元和系统
JP4214970B2 (ja) 燃料噴射弁
US6923382B2 (en) Hydraulically actuated injector with delay piston and method of using the same
KR101999908B1 (ko) 내연 기관용 연료 분사 유닛
JP2010084524A (ja) 蓄圧式燃料噴射装置
JP4055330B2 (ja) 燃料噴射装置

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20090304