DE602008004965D1 - Kraftstoffeinspritzventil mit Drucksensor - Google Patents

Kraftstoffeinspritzventil mit Drucksensor

Info

Publication number
DE602008004965D1
DE602008004965D1 DE602008004965T DE602008004965T DE602008004965D1 DE 602008004965 D1 DE602008004965 D1 DE 602008004965D1 DE 602008004965 T DE602008004965 T DE 602008004965T DE 602008004965 T DE602008004965 T DE 602008004965T DE 602008004965 D1 DE602008004965 D1 DE 602008004965D1
Authority
DE
Germany
Prior art keywords
pressure sensor
fuel injection
injection valve
valve
fuel
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602008004965T
Other languages
English (en)
Inventor
Jun Kondo
Tooru Taguchi
Hideo Naruse
Fumiaki Arikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Soken Inc
Original Assignee
Denso Corp
Nippon Soken Inc
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 Corp, Nippon Soken Inc filed Critical Denso Corp
Publication of DE602008004965D1 publication Critical patent/DE602008004965D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F02M65/003—Measuring variation of fuel pressure in high pressure line
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/005—Fuel-injectors combined or associated with other devices the devices being sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • G01L23/22—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
    • 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

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)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE602008004965T 2007-11-06 2008-11-05 Kraftstoffeinspritzventil mit Drucksensor Active DE602008004965D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007289074A JP4959509B2 (ja) 2007-11-06 2007-11-06 燃料噴射弁

Publications (1)

Publication Number Publication Date
DE602008004965D1 true DE602008004965D1 (de) 2011-03-31

Family

ID=40418976

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008004965T Active DE602008004965D1 (de) 2007-11-06 2008-11-05 Kraftstoffeinspritzventil mit Drucksensor

Country Status (5)

Country Link
US (1) US8402949B2 (de)
EP (1) EP2058511B1 (de)
JP (1) JP4959509B2 (de)
CN (1) CN101429912B (de)
DE (1) DE602008004965D1 (de)

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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
JP5383132B2 (ja) * 2008-03-28 2014-01-08 株式会社デンソー 燃圧センサ搭載構造、燃圧検出システム、燃料噴射装置、それに用いられる圧力検出装置及び蓄圧式燃料噴射装置システム
JP5195451B2 (ja) * 2008-04-15 2013-05-08 株式会社デンソー 燃料噴射装置、それに用いられる蓄圧式燃料噴射装置システム
JP5169950B2 (ja) * 2009-04-03 2013-03-27 株式会社デンソー 燃料噴射弁
JP5262933B2 (ja) 2009-04-03 2013-08-14 株式会社デンソー 燃料噴射装置
JP5169951B2 (ja) * 2009-04-03 2013-03-27 株式会社デンソー 燃料噴射弁
JP5154495B2 (ja) * 2009-04-03 2013-02-27 株式会社日本自動車部品総合研究所 燃料噴射弁及び燃料噴射弁の内部電気接続方法
JP5265439B2 (ja) * 2009-04-03 2013-08-14 株式会社デンソー 燃料噴射弁
JP2011047280A (ja) * 2009-08-25 2011-03-10 Denso Corp 燃料噴射弁
CN102235932B (zh) * 2010-04-28 2012-12-05 雷彼得 有金属陶瓷电热体的内燃机气缸压力传感器
JP2012215153A (ja) * 2011-04-01 2012-11-08 Denso Corp 電子部品装置
JP5447491B2 (ja) * 2011-11-23 2014-03-19 株式会社デンソー 燃圧センサ異常診断装置
CN104350270B (zh) * 2012-06-08 2017-03-15 本田技研工业株式会社 燃料喷射装置
US9429120B2 (en) * 2012-10-29 2016-08-30 Woodward, Inc. Detecting leaks in a feedthrough device
US9590164B2 (en) 2013-05-03 2017-03-07 Parker-Hannifin Corporation Encapsulated piezoelectric valve
US11041776B2 (en) * 2014-03-27 2021-06-22 Citizen Finedevice Co., Ltd. Pressure detection device
US20190362115A1 (en) * 2018-05-22 2019-11-28 Hamilton Sundstrand Corporation Calibration system based on encoded images
EP3587791B1 (de) * 2018-06-21 2021-03-24 Claverham Limited Durchflussregeldüse
JP7293959B2 (ja) * 2019-08-06 2023-06-20 株式会社デンソー 燃料噴射弁

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Also Published As

Publication number Publication date
US20090118981A1 (en) 2009-05-07
JP2009114970A (ja) 2009-05-28
JP4959509B2 (ja) 2012-06-27
CN101429912B (zh) 2011-11-16
CN101429912A (zh) 2009-05-13
US8402949B2 (en) 2013-03-26
EP2058511A1 (de) 2009-05-13
EP2058511B1 (de) 2011-02-16

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