ATE549502T1 - Vorrichtung zur kraftstoffinjektionssteuerung für verbrennungsmotoren - Google Patents

Vorrichtung zur kraftstoffinjektionssteuerung für verbrennungsmotoren

Info

Publication number
ATE549502T1
ATE549502T1 AT08829232T AT08829232T ATE549502T1 AT E549502 T1 ATE549502 T1 AT E549502T1 AT 08829232 T AT08829232 T AT 08829232T AT 08829232 T AT08829232 T AT 08829232T AT E549502 T1 ATE549502 T1 AT E549502T1
Authority
AT
Austria
Prior art keywords
opening time
immediately
valve opening
fuel
differential pressure
Prior art date
Application number
AT08829232T
Other languages
English (en)
Inventor
Fumihiro Okumura
Shigeo Nomura
Original Assignee
Toyota Motor Co Ltd
Denso Corp
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 Toyota Motor Co Ltd, Denso Corp filed Critical Toyota Motor Co Ltd
Application granted granted Critical
Publication of ATE549502T1 publication Critical patent/ATE549502T1/de

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
    • 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
    • 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
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for 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
    • 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
    • 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
    • F02M63/02—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
    • F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails

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)
AT08829232T 2007-09-07 2008-09-08 Vorrichtung zur kraftstoffinjektionssteuerung für verbrennungsmotoren ATE549502T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007232703A JP4772016B2 (ja) 2007-09-07 2007-09-07 内燃機関の燃料噴射制御装置
PCT/JP2008/066503 WO2009031713A1 (ja) 2007-09-07 2008-09-08 内燃機関の燃料噴射制御装置

Publications (1)

Publication Number Publication Date
ATE549502T1 true ATE549502T1 (de) 2012-03-15

Family

ID=40429015

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08829232T ATE549502T1 (de) 2007-09-07 2008-09-08 Vorrichtung zur kraftstoffinjektionssteuerung für verbrennungsmotoren

Country Status (6)

Country Link
US (1) US8347851B2 (de)
EP (1) EP2184482B1 (de)
JP (1) JP4772016B2 (de)
CN (1) CN101809276B (de)
AT (1) ATE549502T1 (de)
WO (1) WO2009031713A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101116504B1 (ko) * 2010-04-21 2012-02-28 현대중공업 주식회사 디젤엔진용 ２ 솔레노이드밸브 릴레이 ２단 연료분사 밸브
KR101137614B1 (ko) * 2010-10-28 2012-04-19 현대중공업 주식회사 내연기관용 연료분사밸브
DK2503138T3 (da) 2011-03-24 2013-06-03 Omt Ohg Torino S P A Elektrisk styret brændstofindsprøjtningsindretning til store dieselmotorer
HUE027556T2 (en) * 2012-06-13 2016-10-28 Delphi Int Operations Luxembourg Sarl atomizer
US9562505B2 (en) * 2013-06-11 2017-02-07 Cummins Inc. System and method for control of fuel injector spray
DE102016110112B9 (de) 2015-06-11 2021-04-01 Denso Corporation Kraftstoffeinspritzvorrichtung
JP6428540B2 (ja) * 2015-09-16 2018-11-28 株式会社デンソー 燃料噴射装置
US11293392B2 (en) * 2019-02-20 2022-04-05 Ford Global Technologies, Llc Methods and systems for a fuel injector
CN114810443B (zh) * 2022-04-29 2023-06-27 重庆红江机械有限责任公司 一种针阀偶件
JP2024081826A (ja) * 2022-12-07 2024-06-19 株式会社リコー 液体吐出ヘッドおよび液体吐出装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9813476D0 (en) * 1998-06-24 1998-08-19 Lucas Ind Plc Fuel injector
JP4221913B2 (ja) * 2001-04-26 2009-02-12 トヨタ自動車株式会社 燃料噴射装置
US6637675B2 (en) * 2001-07-13 2003-10-28 Cummins Inc. Rate shaping fuel injector with limited throttling
DE10222196A1 (de) * 2002-05-18 2003-11-27 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10246974A1 (de) 2002-10-09 2004-04-22 Robert Bosch Gmbh Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine
DE10334209A1 (de) 2003-07-26 2005-02-10 Robert Bosch Gmbh Kraftstoff-Einspritzvorrichtung für eine Brennkraftmaschine
DE10342567A1 (de) 2003-09-15 2005-04-14 Robert Bosch Gmbh Vorrichtung zum Einspritzen von Kraftstoff
DE10343998A1 (de) 2003-09-23 2005-04-14 Robert Bosch Gmbh Einspritzdüse
JP2005320904A (ja) 2004-05-10 2005-11-17 Denso Corp 燃料噴射弁
DE102004028618A1 (de) * 2004-06-12 2005-12-29 Robert Bosch Gmbh Common-Rail-Injektor
JP4294671B2 (ja) 2006-01-26 2009-07-15 株式会社デンソー 燃料噴射装置
JP4710892B2 (ja) * 2007-09-20 2011-06-29 トヨタ自動車株式会社 内燃機関の燃料噴射制御装置

Also Published As

Publication number Publication date
JP2009062920A (ja) 2009-03-26
EP2184482B1 (de) 2012-03-14
US8347851B2 (en) 2013-01-08
US20100170475A1 (en) 2010-07-08
WO2009031713A1 (ja) 2009-03-12
CN101809276B (zh) 2012-05-30
EP2184482A4 (de) 2011-03-09
JP4772016B2 (ja) 2011-09-14
EP2184482A1 (de) 2010-05-12
CN101809276A (zh) 2010-08-18

Similar Documents

Publication Publication Date Title
ATE549502T1 (de) Vorrichtung zur kraftstoffinjektionssteuerung für verbrennungsmotoren
EP2075428A3 (de) Emissionssteuerungssystem
ATE485442T1 (de) Abgasrückführvorrichtung für einen verbrennungsmotor und steuerungsverfahren für die vorrichtung
ATE447097T1 (de) System zum lagern eines additivs und zu seinem einspritzen in motorabgase
WO2008102260A3 (en) Internal combustion engine exhaust gas system and control method of the same
MX2008015177A (es) Metodo y aparato para reducir emisiones en motores diesel.
DE502004011561D1 (de) Luftansaugkanalsystem für eine verbrennungskraftmaschine
BRPI0511240A (pt) método e aparelho de combustão
ATE483896T1 (de) System zur lagerung von motorabgasadditiven
RU2013125141A (ru) Система продувки топлива, система, содержащая систему продувки топлива, и способ продувки топлива
ATE505628T1 (de) Abgassystem einer brennkraftmaschine
WO2008125907A3 (en) Method and apparatus for isolating inactive fuel passages
WO2009020163A1 (ja) ディーゼル機関の制御装置
WO2007132311A3 (en) Intake control device for internal combustion engine
ATE478242T1 (de) System und verfahren zur reduzierung der schadstoffemissionen eines brennkraftmotors unter verwendung eines kraftstoffbehandlungsbypass
ATE553838T1 (de) Abgasreiniger für einen verbrennungsmotor
ATE498766T1 (de) Mehrstufige turboladeranordnung
ATE539249T1 (de) Steuerungseinheit für verbrennungsmotor
ATE397723T1 (de) Einspritzsystem für verbrennungskraftmaschine
DE602009000217D1 (de) Abgasemissions-Steuerungssystem für eine Brennkraftmaschine
MY189249A (en) Control device for internal combustion engine and control method for internal combustion engine
ATE435971T1 (de) Einrichtung zur entlüftung eines förderaggregates
ATE462063T1 (de) Absperrventil für den ölkreislauf in einem flugzeugmotor
EP1845244A3 (de) Abgasreinigungssystem eines Verbrennungsmotors
ATE458909T1 (de) Kraftstoff-einspritzvorrichtung für eine brennkraftmaschine mit kraftstoff- direkteinspritzung