WO2009075055A1 - ディーゼルエンジンの燃料噴射方法及びディーゼルエンジン - Google Patents

ディーゼルエンジンの燃料噴射方法及びディーゼルエンジン Download PDF

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Publication number
WO2009075055A1
WO2009075055A1 PCT/JP2008/003181 JP2008003181W WO2009075055A1 WO 2009075055 A1 WO2009075055 A1 WO 2009075055A1 JP 2008003181 W JP2008003181 W JP 2008003181W WO 2009075055 A1 WO2009075055 A1 WO 2009075055A1
Authority
WO
WIPO (PCT)
Prior art keywords
fuel injection
diesel engine
injection valve
injection method
piston
Prior art date
Application number
PCT/JP2008/003181
Other languages
English (en)
French (fr)
Inventor
Yoichi Marutani
Yasunobu Ashikaga
Noriyuki Yamada
Mamoru Kurashina
Original Assignee
Ihi Corporation
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 Ihi Corporation filed Critical Ihi Corporation
Priority to EP08860579.5A priority Critical patent/EP2233716B1/en
Priority to US12/747,646 priority patent/US8534262B2/en
Publication of WO2009075055A1 publication Critical patent/WO2009075055A1/ja

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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0648—Means or methods to improve the spray dispersion, evaporation or ignition
    • F02B23/0651—Means or methods to improve the spray dispersion, evaporation or ignition the fuel spray impinging on reflecting surfaces or being specially guided throughout the combustion space
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0663—Details related to the fuel injector or the fuel spray having multiple injectors per combustion chamber
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0678—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
    • F02B23/069—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets characterised by its eccentricity from the cylinder axis
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • 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
    • F02M61/1813—Discharge orifices having different orientations with respect to valve member direction of movement, e.g. orientations being such that fuel jets emerging from discharge orifices collide with each other
    • 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
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

　燃料噴射弁６ａ，６ｂから燃焼室４内へ燃料５ａ，５ｂを噴射するようにしたディーゼルエンジン１において、燃料噴射弁６ａ，６ｂは平面視で燃焼室４の径方向に対して水平に対向配置されると共に、シリンダ２の軸心方向へ高さをずらして配置され、且つ、ピストン３の上面は、シリンダヘッド７から離反した位置に配置された燃料噴射弁６ｂ側からシリンダヘッド７に近接した位置に配置された燃料噴射弁側６ａに向って、ピストン３の径方向中途部まで上り勾配に形成されている。
PCT/JP2008/003181 2007-12-13 2008-11-05 ディーゼルエンジンの燃料噴射方法及びディーゼルエンジン WO2009075055A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP08860579.5A EP2233716B1 (en) 2007-12-13 2008-11-05 Fuel injection method for diesel engine and diesel engine
US12/747,646 US8534262B2 (en) 2007-12-13 2008-11-05 Fuel injection method for diesel engine and diesel engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007322311A JP5071088B2 (ja) 2007-12-13 2007-12-13 ディーゼルエンジンの燃料噴射方法及びディーゼルエンジン
JP2007-322311 2007-12-13

Publications (1)

Publication Number Publication Date
WO2009075055A1 true WO2009075055A1 (ja) 2009-06-18

Family

ID=40755305

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/003181 WO2009075055A1 (ja) 2007-12-13 2008-11-05 ディーゼルエンジンの燃料噴射方法及びディーゼルエンジン

Country Status (4)

Country Link
US (1) US8534262B2 (ja)
EP (1) EP2233716B1 (ja)
JP (1) JP5071088B2 (ja)
WO (1) WO2009075055A1 (ja)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61207816A (ja) * 1985-03-11 1986-09-16 Hiroichi Ikeda デイ−ゼル機関の燃焼室
JPH0475158U (ja) * 1990-11-13 1992-06-30
JPH10232608A (ja) * 1997-02-19 1998-09-02 Hiroshi Arai マジックカレンダー
JP2003065169A (ja) 2001-08-24 2003-03-05 Toyota Motor Corp ディーゼルエンジンの燃焼制御
JP2003328762A (ja) * 2002-05-14 2003-11-19 Daihatsu Motor Co Ltd ユニフロー型二サイクル内燃機関
JP2004537004A (ja) * 2001-08-02 2004-12-09 シュタン、コーネル 直接燃料噴射式熱機関のための混合気の形成および燃焼方法
JP2007231913A (ja) * 2006-03-03 2007-09-13 Toyota Motor Corp 内燃機関の燃料噴射装置
JP2007255291A (ja) * 2006-03-23 2007-10-04 Toyota Motor Corp 内燃機関の燃料噴射装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187714A (ja) * 1984-03-08 1985-09-25 Mitsubishi Heavy Ind Ltd デイ−ゼル機関の燃焼室
JPS6415540A (en) 1987-07-09 1989-01-19 Bridgestone Corp Cylindrical rubber vibration isolator
JP2933685B2 (ja) 1990-07-17 1999-08-16 松下電器産業株式会社 マルチプロセッサシステム
DE59406924D1 (de) * 1993-10-29 1998-10-22 Waertsilae Nsd Schweiz Ag Hubkolbenbrennkraftmaschine der Dieselbauart
AT1974U1 (de) * 1997-02-10 1998-02-25 Avl List Gmbh Viertakt-brennkraftmaschine
JPH10227218A (ja) 1997-02-12 1998-08-25 Isuzu Motors Ltd ディーゼルエンジン
JPH10252608A (ja) * 1997-03-11 1998-09-22 Toyota Motor Corp 圧縮着火式内燃機関
DE19807489A1 (de) * 1998-02-21 1999-08-26 Daimler Chrysler Ag Hubkolben einer Brennkraftmaschine
SE519775C2 (sv) * 1998-05-14 2003-04-08 Volvo Car Corp Förbränningsmotor
JP3812338B2 (ja) * 2001-01-05 2006-08-23 日産自動車株式会社 筒内直接燃料噴射式火花点火エンジン
JP2003172144A (ja) 2001-12-05 2003-06-20 Komatsu Ltd ディーゼルエンジンおよびディーゼルエンジンの燃焼方法
US6725828B1 (en) * 2003-06-17 2004-04-27 Ford Global Technologies, Llc Vortex-induced stratification combustion for direct injection spark ignition engines
US7418940B1 (en) * 2007-08-30 2008-09-02 Ford Global Technologies, Llc Fuel injector spray pattern for direct injection spark ignition engines
JP2009167878A (ja) * 2008-01-15 2009-07-30 Hitachi Ltd ガソリンエンジン

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61207816A (ja) * 1985-03-11 1986-09-16 Hiroichi Ikeda デイ−ゼル機関の燃焼室
JPH0475158U (ja) * 1990-11-13 1992-06-30
JPH10232608A (ja) * 1997-02-19 1998-09-02 Hiroshi Arai マジックカレンダー
JP2004537004A (ja) * 2001-08-02 2004-12-09 シュタン、コーネル 直接燃料噴射式熱機関のための混合気の形成および燃焼方法
JP2003065169A (ja) 2001-08-24 2003-03-05 Toyota Motor Corp ディーゼルエンジンの燃焼制御
JP2003328762A (ja) * 2002-05-14 2003-11-19 Daihatsu Motor Co Ltd ユニフロー型二サイクル内燃機関
JP2007231913A (ja) * 2006-03-03 2007-09-13 Toyota Motor Corp 内燃機関の燃料噴射装置
JP2007255291A (ja) * 2006-03-23 2007-10-04 Toyota Motor Corp 内燃機関の燃料噴射装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2233716A4 *

Also Published As

Publication number Publication date
US20100294234A1 (en) 2010-11-25
EP2233716A4 (en) 2011-08-03
JP2009144593A (ja) 2009-07-02
EP2233716B1 (en) 2016-01-27
JP5071088B2 (ja) 2012-11-14
US8534262B2 (en) 2013-09-17
EP2233716A1 (en) 2010-09-29

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