KR102669791B1 - 연료 분사 노즐, 대형 디젤 엔진을 위한 연료 분사 방법, 및 대형 디젤 엔진 - Google Patents

연료 분사 노즐, 대형 디젤 엔진을 위한 연료 분사 방법, 및 대형 디젤 엔진 Download PDF

Info

Publication number
KR102669791B1
KR102669791B1 KR1020180129019A KR20180129019A KR102669791B1 KR 102669791 B1 KR102669791 B1 KR 102669791B1 KR 1020180129019 A KR1020180129019 A KR 1020180129019A KR 20180129019 A KR20180129019 A KR 20180129019A KR 102669791 B1 KR102669791 B1 KR 102669791B1
Authority
KR
South Korea
Prior art keywords
valve
fuel
control valve
piston
nozzle
Prior art date
Application number
KR1020180129019A
Other languages
English (en)
Korean (ko)
Other versions
KR20190054922A (ko
Inventor
투르한 일디림
안드레아스 슈미트
데이비드 임하슬리
Original Assignee
빈터투르 가스 앤 디젤 아게
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 빈터투르 가스 앤 디젤 아게 filed Critical 빈터투르 가스 앤 디젤 아게
Publication of KR20190054922A publication Critical patent/KR20190054922A/ko
Application granted granted Critical
Publication of KR102669791B1 publication Critical patent/KR102669791B1/ko

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
    • 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
    • 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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating 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
    • 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
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • 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
    • F02M63/0059—Arrangements of valve actuators
    • F02M63/0063—Two or more actuators acting on a single valve body
    • 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
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/006—Springs assisting hydraulic closing force
    • 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
    • F02M63/0042—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing combined with valve seats of the lift 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
KR1020180129019A 2017-11-13 2018-10-26 연료 분사 노즐, 대형 디젤 엔진을 위한 연료 분사 방법, 및 대형 디젤 엔진 KR102669791B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17201409.4 2017-11-13
EP17201409 2017-11-13

Publications (2)

Publication Number Publication Date
KR20190054922A KR20190054922A (ko) 2019-05-22
KR102669791B1 true KR102669791B1 (ko) 2024-05-27

Family

ID=60327118

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020180129019A KR102669791B1 (ko) 2017-11-13 2018-10-26 연료 분사 노즐, 대형 디젤 엔진을 위한 연료 분사 방법, 및 대형 디젤 엔진

Country Status (4)

Country Link
EP (1) EP3483420B1 (ja)
JP (1) JP7319772B2 (ja)
KR (1) KR102669791B1 (ja)
CN (1) CN109779802B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021202731A1 (de) 2021-03-22 2022-09-22 Robert Bosch Gesellschaft mit beschränkter Haftung Kraftstoffeinspritzeinrichtung
SE546150C2 (en) * 2022-04-22 2024-06-11 Scania Cv Ab Fuel Injector, Internal Combustion Engine, and Vehicle

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002513885A (ja) 1998-05-04 2002-05-14 オデッド・イー・スターマン バネをもたない油圧駆動式燃料噴射装置
JP2003065177A (ja) 2001-08-23 2003-03-05 Nippon Soken Inc 燃料噴射弁
JP2010096071A (ja) 2008-10-16 2010-04-30 Honda Motor Co Ltd 燃料噴射装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5299919A (en) * 1991-11-01 1994-04-05 Paul Marius A Fuel injector system
DE4425339C2 (de) * 1994-02-11 1998-10-22 Mtu Friedrichshafen Gmbh Einspritzsystem
DE19738397A1 (de) * 1997-09-03 1999-03-18 Bosch Gmbh Robert Kraftstoffeinspritzanlage für eine Brennkraftmaschine
GB9905896D0 (en) * 1999-03-16 1999-05-05 Lucas Ind Plc Fuel injector arrangement
DE19928846A1 (de) * 1999-06-24 2001-03-08 Bosch Gmbh Robert Common-Rail-Injektor
JP2001349257A (ja) * 2000-06-08 2001-12-21 Toyota Motor Corp 燃料噴射弁
US6945475B2 (en) * 2002-12-05 2005-09-20 Caterpillar Inc Dual mode fuel injection system and fuel injector for same
CN101297108B (zh) * 2005-10-19 2012-02-01 沃尔沃拉斯特瓦格纳公司 适合于低粘性燃油的燃油喷射系统
EP1795738A1 (en) * 2005-12-12 2007-06-13 C.R.F. Societa Consortile per Azioni Fuel-injection system for an internal-combustion engine and corresponding method for controlling fuel injection
CA2743043C (en) * 2011-06-14 2012-09-18 Westport Power Inc. Dual fuel injection valve
DK177456B1 (en) * 2011-06-27 2013-06-17 Man Diesel & Turbo Deutschland A fuel valve for large turbocharged two stroke diesel engines
DE102011121384B4 (de) * 2011-12-19 2014-03-13 L'orange Gmbh Injektor und Verfahren zur Ausführung mit einem solchen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002513885A (ja) 1998-05-04 2002-05-14 オデッド・イー・スターマン バネをもたない油圧駆動式燃料噴射装置
JP2003065177A (ja) 2001-08-23 2003-03-05 Nippon Soken Inc 燃料噴射弁
JP2010096071A (ja) 2008-10-16 2010-04-30 Honda Motor Co Ltd 燃料噴射装置

Also Published As

Publication number Publication date
JP7319772B2 (ja) 2023-08-02
EP3483420A1 (de) 2019-05-15
EP3483420B1 (de) 2020-06-17
CN109779802A (zh) 2019-05-21
KR20190054922A (ko) 2019-05-22
CN109779802B (zh) 2022-05-17
JP2019090407A (ja) 2019-06-13

Similar Documents

Publication Publication Date Title
CN103782021B (zh) 用于双燃料共轨系统的燃料喷射器
US6601566B2 (en) Fuel injector with directly controlled dual concentric check and engine using same
EP2304218B1 (en) Fuel injection valve and method for co-injecting a liquid and a gaseous fuel into the combustion chamber of an internal combustion engine
US5651345A (en) Direct operated check HEUI injector
US5878720A (en) Hydraulically actuated fuel injector with proportional control
CN107435597B (zh) 具有用于低闪点燃料的燃料喷射系统的内燃机及其燃料阀
KR20130136495A (ko) 연료 분사 유닛, 그 연료 분사 유닛과 내연 엔진의 작동 방법
US20100012745A1 (en) Fuel Injectors with Intensified Fuel Storage and Methods of Operating an Engine Therewith
DE112012004430T5 (de) Dual-Brennstoffeinspritzvorrichtung mit hydraulisch verriegelnder Dichtung und Flüssigkeitsleckagereinigungsstrategie
GB2285095A (en) Pressure balanced fuel injection valve
US20150369192A1 (en) Low Soot Dual Tip Variable Conicity Injector
US20050224598A1 (en) Fuel injection valve for internal combustion engines
KR102669791B1 (ko) 연료 분사 노즐, 대형 디젤 엔진을 위한 연료 분사 방법, 및 대형 디젤 엔진
RU2748171C2 (ru) Двигатель внутреннего сгорания с топливной форсункой с дополнительным подводом поддерживающей сгорание среды в камеру сгорания
JP2012122405A (ja) 内燃機関の燃料噴射装置および内燃機関の燃料噴射方法
KR20220017355A (ko) 대형 디젤 엔진을 위한 연료 분사 밸브와 연료 분사 방법, 및 대형 디젤 엔진
KR101978012B1 (ko) 연료 분사 장치
US6959699B2 (en) Injection of fuel vapor and air mixture into an engine cylinder
KR101854058B1 (ko) 액체연료 공급시스템
JP2004512464A (ja) 行程制御及び圧力制御される、ダブルスライダを備えたインジェクタ
KR101333795B1 (ko) 연료 분사기
US5390856A (en) Fuel injectors for diesel engines
KR930010662B1 (ko) 연료 분사기 및 이를 사용하는 디젤기관
JPH0138169B2 (ja)

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant