KR20190103390A - 고압 연료 분사 시스템의 고압 어큐뮬레이터 - Google Patents

고압 연료 분사 시스템의 고압 어큐뮬레이터 Download PDF

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Publication number
KR20190103390A
KR20190103390A KR1020197023845A KR20197023845A KR20190103390A KR 20190103390 A KR20190103390 A KR 20190103390A KR 1020197023845 A KR1020197023845 A KR 1020197023845A KR 20197023845 A KR20197023845 A KR 20197023845A KR 20190103390 A KR20190103390 A KR 20190103390A
Authority
KR
South Korea
Prior art keywords
high pressure
chamber
conical
pressure accumulator
injection system
Prior art date
Application number
KR1020197023845A
Other languages
English (en)
Korean (ko)
Inventor
필립 알리오
Original Assignee
로베르트 보쉬 게엠베하
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 로베르트 보쉬 게엠베하 filed Critical 로베르트 보쉬 게엠베하
Publication of KR20190103390A publication Critical patent/KR20190103390A/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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
    • 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
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • F02M55/025—Common rails
    • 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
    • F02M2200/28—Details of throttles in fuel-injection apparatus
    • 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
    • F02M2200/31—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements
    • F02M2200/315—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements for damping fuel pressure fluctuations
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8069—Fuel injection apparatus manufacture, repair or assembly involving removal of material from the fuel apparatus, e.g. by punching, hydro-erosion or mechanical operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
KR1020197023845A 2017-01-19 2018-01-15 고압 연료 분사 시스템의 고압 어큐뮬레이터 KR20190103390A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1750420A FR3061934B1 (fr) 2017-01-19 2017-01-19 Rampe de systeme d'injection de carburant a haute pression
FR1750420 2017-01-19
PCT/EP2018/050822 WO2018134144A1 (de) 2017-01-19 2018-01-15 Hochdruckspeicher eines kraftstoffhochdruckeinspritzsystems

Publications (1)

Publication Number Publication Date
KR20190103390A true KR20190103390A (ko) 2019-09-04

Family

ID=58455276

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197023845A KR20190103390A (ko) 2017-01-19 2018-01-15 고압 연료 분사 시스템의 고압 어큐뮬레이터

Country Status (6)

Country Link
EP (1) EP3571387B1 (zh)
JP (1) JP6855582B2 (zh)
KR (1) KR20190103390A (zh)
CN (1) CN110234865B (zh)
FR (1) FR3061934B1 (zh)
WO (1) WO2018134144A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018118120A1 (de) * 2018-07-26 2020-01-30 Liebherr-Components Deggendorf Gmbh Anschlussstück für Kraftstoffinjektor eines Verbrennungsmotors
FR3110202B1 (fr) * 2020-05-14 2024-04-26 Duncha France Dispositif d’injection de carburant comprenant un insert gicleur

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2322921B (en) * 1997-03-03 2001-09-12 Usui Kokusai Sangyo Kk Common rail and method of manufacturing the same
JP4061803B2 (ja) * 2000-01-26 2008-03-19 株式会社デンソー 蓄圧式燃料噴射装置
JP2002322965A (ja) * 2001-04-25 2002-11-08 Otics Corp コモンレール
US6742504B2 (en) * 2002-06-21 2004-06-01 International Engine Intellectual Property Company, Llc Pressure wave attenuator for a rail
US7516734B2 (en) * 2006-01-20 2009-04-14 Denso Corporation Common rail having orifice
JP4737013B2 (ja) * 2006-02-20 2011-07-27 株式会社デンソー コモンレール
DE102006014035A1 (de) * 2006-03-27 2007-10-04 Siemens Ag Kraftstoffeinspritzsystem mit Kraftstoffhochdruckspeicher
US7603985B2 (en) * 2007-01-25 2009-10-20 Denso Corporation Common rail
JP2014178012A (ja) * 2013-03-15 2014-09-25 Kayaba Ind Co Ltd 流体絞り部材

Also Published As

Publication number Publication date
JP2020505548A (ja) 2020-02-20
WO2018134144A1 (de) 2018-07-26
JP6855582B2 (ja) 2021-04-07
CN110234865B (zh) 2022-05-24
EP3571387A1 (de) 2019-11-27
FR3061934A1 (fr) 2018-07-20
EP3571387B1 (de) 2021-07-21
FR3061934B1 (fr) 2019-06-07
CN110234865A (zh) 2019-09-13

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A201 Request for examination
WITB Written withdrawal of application