KR101158631B1 - ２중 연료분사밸브 - Google Patents

２중 연료분사밸브 Download PDF

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Publication number
KR101158631B1
KR101158631B1 KR1020100071496A KR20100071496A KR101158631B1 KR 101158631 B1 KR101158631 B1 KR 101158631B1 KR 1020100071496 A KR1020100071496 A KR 1020100071496A KR 20100071496 A KR20100071496 A KR 20100071496A KR 101158631 B1 KR101158631 B1 KR 101158631B1
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KR
South Korea
Prior art keywords
fuel
chamber
injection
injection valve
pressure
Prior art date
Application number
KR1020100071496A
Other languages
English (en)
Korean (ko)
Other versions
KR20120009317A (ko
Inventor
정강윤
김응성
김주태
박득진
허광철
김종석
하은
노범용
Original Assignee
현대중공업 주식회사
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 현대중공업 주식회사 filed Critical 현대중공업 주식회사
Priority to KR1020100071496A priority Critical patent/KR101158631B1/ko
Priority to PCT/KR2011/001886 priority patent/WO2012011650A1/fr
Publication of KR20120009317A publication Critical patent/KR20120009317A/ko
Application granted granted Critical
Publication of KR101158631B1 publication Critical patent/KR101158631B1/ko

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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
    • F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
    • F02M43/04—Injectors peculiar thereto
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02D19/0686—Injectors
    • F02D19/0694—Injectors operating with a plurality of fuels
    • 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
    • F02M61/04—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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0639—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels
    • F02D19/0649—Liquid fuels having different boiling temperatures, volatilities, densities, viscosities, cetane or octane numbers
    • F02D19/0657—Heavy or light fuel oils; Fuels characterised by their impurities such as sulfur content or differences in grade, e.g. for ships
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Fuel-Injection Apparatus (AREA)
KR1020100071496A 2010-07-23 2010-07-23 ２중 연료분사밸브 KR101158631B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020100071496A KR101158631B1 (ko) 2010-07-23 2010-07-23 ２중 연료분사밸브
PCT/KR2011/001886 WO2012011650A1 (fr) 2010-07-23 2011-03-18 Soupape d'injection pour deux fluides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100071496A KR101158631B1 (ko) 2010-07-23 2010-07-23 ２중 연료분사밸브

Publications (2)

Publication Number Publication Date
KR20120009317A KR20120009317A (ko) 2012-02-01
KR101158631B1 true KR101158631B1 (ko) 2012-06-26

Family

ID=45497042

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100071496A KR101158631B1 (ko) 2010-07-23 2010-07-23 ２중 연료분사밸브

Country Status (2)

Country Link
KR (1) KR101158631B1 (fr)
WO (1) WO2012011650A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013188247A1 (fr) * 2012-06-10 2013-12-19 Quantlogic Corporation Procédé, système et injecteur de carburant pour une injection polycarburant dotée d'une intensification de pression et d'un orifice variable
DK178149B1 (en) * 2013-10-30 2015-06-29 Man Diesel & Turbo Deutschland A Fuel Valve for Pilot Oil Injection and for Injecting Gaseous Fuel into the Combustion Chamber of a Self-Igniting Internal Combustion Engine
CN103821649B (zh) * 2014-02-18 2015-11-18 刘学文 柴油机喷嘴喷双燃料，高压脉冲点火，节能尾气清洁排放装置及方法
CN104675592B (zh) * 2015-02-13 2018-01-16 江苏大学 一种带有自润滑功能的天然气/柴油双燃料喷射器
CN106677945B (zh) * 2016-07-12 2019-07-05 江西汇尔油泵油嘴有限公司 分阶段喷油的喷油嘴以及分阶段喷油方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07150965A (ja) * 1993-11-26 1995-06-13 Mitsubishi Heavy Ind Ltd 二種流体噴射装置
KR100299288B1 (ko) 1991-12-10 2002-06-20 브룬너 하인리히 페터 울리히 왕복연소기관용연료분사밸브
JP2006183468A (ja) * 2004-12-24 2006-07-13 Denso Corp 燃料噴射装置
JP2009275646A (ja) 2008-05-16 2009-11-26 Denso Corp 燃料噴射ノズル

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1026058A (ja) * 1996-07-09 1998-01-27 Mitsubishi Heavy Ind Ltd 内燃機関の二流体噴射弁

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100299288B1 (ko) 1991-12-10 2002-06-20 브룬너 하인리히 페터 울리히 왕복연소기관용연료분사밸브
JPH07150965A (ja) * 1993-11-26 1995-06-13 Mitsubishi Heavy Ind Ltd 二種流体噴射装置
JP2006183468A (ja) * 2004-12-24 2006-07-13 Denso Corp 燃料噴射装置
JP2009275646A (ja) 2008-05-16 2009-11-26 Denso Corp 燃料噴射ノズル

Also Published As

Publication number Publication date
WO2012011650A1 (fr) 2012-01-26
KR20120009317A (ko) 2012-02-01

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