WO2009057543A1 - 燃圧検出装置、燃圧検出システム及び燃料噴射装置 - Google Patents

燃圧検出装置、燃圧検出システム及び燃料噴射装置 Download PDF

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Publication number
WO2009057543A1
WO2009057543A1 PCT/JP2008/069422 JP2008069422W WO2009057543A1 WO 2009057543 A1 WO2009057543 A1 WO 2009057543A1 JP 2008069422 W JP2008069422 W JP 2008069422W WO 2009057543 A1 WO2009057543 A1 WO 2009057543A1
Authority
WO
WIPO (PCT)
Prior art keywords
fuel
pressure
pressure detection
fuel pressure
injector
Prior art date
Application number
PCT/JP2008/069422
Other languages
English (en)
French (fr)
Inventor
Jun Kondo
Tooru Taguchi
Hiroki Tanada
Akitoshi Yamanaka
Original Assignee
Denso 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 Denso Corporation filed Critical Denso Corporation
Priority to US12/741,123 priority Critical patent/US8919186B2/en
Priority to CN200880114156.5A priority patent/CN101842573B/zh
Priority to EP08844545.7A priority patent/EP2216539B1/en
Publication of WO2009057543A1 publication Critical patent/WO2009057543A1/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
    • 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
    • F02M51/005—Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/005—Fuel-injectors combined or associated with other devices the devices being sensors
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/3809—Common rail control systems
    • F02D41/3836—Controlling the fuel pressure
    • F02D41/3845—Controlling the fuel pressure by controlling the flow into the common rail, e.g. the amount of fuel pumped
    • 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
    • F02M2200/24—Fuel-injection apparatus with sensors
    • 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
    • F02M2547/001—Control chambers formed by movable sleeves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

　コモンレール（蓄圧器）から高圧配管を通じてインジェクタ（燃料噴射弁）に燃料を供給し、インジェクタに形成された噴孔から燃料を噴射する内燃機関用の燃料噴射システムに適用され、コモンレールの出口部から噴孔に至るまでの高圧燃料通路を形成する通路部材（例えば、インジェクタボディ４ｚ、高圧配管、インジェクタと高圧配管とを接続するコネクタ７０ｚ等）に、その部材の肉厚を局部的に薄肉にした薄肉部７０ｂｚを形成し、その薄肉部７０ｂｚに歪ゲージ６０ｚ（歪み検出センサ）を貼り付け、高圧燃料通路７０ａｚ内の燃料圧力により生じる薄肉部７０ｂｚの歪みを、歪ゲージ６０ｚにより検出する。
PCT/JP2008/069422 2007-11-02 2008-10-27 燃圧検出装置、燃圧検出システム及び燃料噴射装置 WO2009057543A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/741,123 US8919186B2 (en) 2007-11-02 2008-10-27 Fuel pressure measuring device, fuel pressure measuring system, and fuel injection device
CN200880114156.5A CN101842573B (zh) 2007-11-02 2008-10-27 燃料压力检测装置、燃料压力检测系统以及燃料喷射装置
EP08844545.7A EP2216539B1 (en) 2007-11-02 2008-10-27 Fuel pressure measuring device, fuel pressure measuring system, and fuel injection device

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP2007286520 2007-11-02
JP2007-286520 2007-11-02
JP2008037846 2008-02-19
JP2008-037846 2008-02-19
JP2008086990 2008-03-28
JP2008-086990 2008-03-28
JP2008239747A JP5169669B2 (ja) 2007-11-02 2008-09-18 燃圧検出装置、及び燃圧検出システム
JP2008-239747 2008-09-18

Publications (1)

Publication Number Publication Date
WO2009057543A1 true WO2009057543A1 (ja) 2009-05-07

Family

ID=40590934

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/069422 WO2009057543A1 (ja) 2007-11-02 2008-10-27 燃圧検出装置、燃圧検出システム及び燃料噴射装置

Country Status (5)

Country Link
US (1) US8919186B2 (ja)
EP (1) EP2216539B1 (ja)
JP (1) JP5169669B2 (ja)
CN (1) CN101842573B (ja)
WO (1) WO2009057543A1 (ja)

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WO2010136302A1 (de) * 2009-05-26 2010-12-02 Robert Bosch Gmbh Druckregelventil, insbesondere für einen hochdruckspeicherkörper eines kraftstoffeinspritzsystems

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JP5079650B2 (ja) * 2007-11-02 2012-11-21 株式会社デンソー 燃料噴射弁及び燃料噴射装置
JP5064341B2 (ja) * 2007-11-02 2012-10-31 株式会社デンソー 燃料噴射弁及び燃料噴射装置
JP4894804B2 (ja) * 2008-03-28 2012-03-14 株式会社デンソー 燃料噴射弁
DE102009002793B4 (de) * 2009-05-04 2011-07-07 MTU Friedrichshafen GmbH, 88045 Common-Rail-Kraftstoffeinspritzsystem sowie Brennkraftmaschine, Elektronische Einrichtung und Verfahren zur Steuerung und/oder Regelung einer Brennkraftmaschine
EP2660461B1 (en) * 2010-12-28 2015-07-01 Hyundai Heavy Industries Co., Ltd. Electronically controlled fuel injection valve
JP6054862B2 (ja) * 2011-02-25 2016-12-27 本田技研工業株式会社 燃料直噴式内燃機関の筒内圧検出装置
DE102011078423A1 (de) * 2011-06-30 2013-01-03 Robert Bosch Gmbh Komponente eines Brennstoffeinspritzsystems
WO2013183306A1 (ja) * 2012-06-08 2013-12-12 本田技研工業株式会社 燃料噴射装置
CN103541847B (zh) * 2013-10-19 2015-11-18 福州大学 一种柴油发动机喷油时刻判别方法和装置
DE102014223921A1 (de) * 2014-11-25 2016-05-25 Robert Bosch Gmbh Injektor
CN104454275B (zh) * 2014-12-22 2019-08-02 常州博瑞油泵油嘴有限公司 一种高压共轨喷油器在线检测同步供油和压紧装置及其使用方法
DE102015207307A1 (de) * 2015-04-22 2016-10-27 Robert Bosch Gmbh Kraftstoffinjektor
EP3088723B1 (de) * 2015-04-30 2019-06-12 Robert Bosch Gmbh Kraftstoffinjektor
JP6256440B2 (ja) * 2015-06-26 2018-01-10 株式会社デンソー インジェクタ
DE102015222190B4 (de) * 2015-11-11 2019-03-28 Itt Manufacturing Enterprises Llc Steckverbinder und Motor- oder Ventilabdeckungselement umfassend einen Steckverbinder
JP6569611B2 (ja) * 2016-07-07 2019-09-04 株式会社デンソー 特性検出装置、および、それを用いた制御装置
US10401398B2 (en) * 2017-03-03 2019-09-03 Woodward, Inc. Fingerprinting of fluid injection devices
US20190362115A1 (en) * 2018-05-22 2019-11-28 Hamilton Sundstrand Corporation Calibration system based on encoded images
IT201900006428A1 (it) 2019-04-29 2020-10-29 Omt Digital S R L Procedimento per il monitoraggio di un iniettore common-rail per grandi motori diesel e dual-fuel e iniettore configurato per implementare tale procedimento

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JPS6463650A (en) * 1987-09-03 1989-03-09 Takemasa Kamimoto Fuel injection rate measuring device
JP2000265892A (ja) 1999-03-18 2000-09-26 Isuzu Motors Ltd エンジンの燃料噴射装置
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JP2005172761A (ja) * 2003-12-15 2005-06-30 Denso Corp 圧力センサ
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JP2006177860A (ja) * 2004-12-24 2006-07-06 Denso Corp 圧力検出装置

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Publication number Priority date Publication date Assignee Title
JPS6463650A (en) * 1987-09-03 1989-03-09 Takemasa Kamimoto Fuel injection rate measuring device
JP2000265892A (ja) 1999-03-18 2000-09-26 Isuzu Motors Ltd エンジンの燃料噴射装置
JP2003097378A (ja) * 2001-09-20 2003-04-03 Denso Corp 燃料噴射弁
JP2003166457A (ja) * 2001-11-30 2003-06-13 Denso Corp 燃料噴射弁
JP2003343329A (ja) * 2002-05-21 2003-12-03 Toyota Motor Corp 内燃機関の燃料噴射制御装置
JP2005172761A (ja) * 2003-12-15 2005-06-30 Denso Corp 圧力センサ
JP2006113041A (ja) * 2004-09-16 2006-04-27 Denso Corp 圧力センサ
JP2006177860A (ja) * 2004-12-24 2006-07-06 Denso Corp 圧力検出装置

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010136302A1 (de) * 2009-05-26 2010-12-02 Robert Bosch Gmbh Druckregelventil, insbesondere für einen hochdruckspeicherkörper eines kraftstoffeinspritzsystems

Also Published As

Publication number Publication date
JP5169669B2 (ja) 2013-03-27
US20110006130A1 (en) 2011-01-13
EP2216539B1 (en) 2013-08-07
CN101842573A (zh) 2010-09-22
JP2009257303A (ja) 2009-11-05
EP2216539A4 (en) 2011-03-23
US8919186B2 (en) 2014-12-30
CN101842573B (zh) 2012-09-05
EP2216539A1 (en) 2010-08-11

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