WO2009057540A1 - 燃料噴射弁及び燃料噴射装置 - Google Patents
燃料噴射弁及び燃料噴射装置 Download PDFInfo
- Publication number
- WO2009057540A1 WO2009057540A1 PCT/JP2008/069419 JP2008069419W WO2009057540A1 WO 2009057540 A1 WO2009057540 A1 WO 2009057540A1 JP 2008069419 W JP2008069419 W JP 2008069419W WO 2009057540 A1 WO2009057540 A1 WO 2009057540A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fuel injection
- stem
- pressure
- opening
- injection valve
- Prior art date
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
- 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
- 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
- F02M63/0012—Valves
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
- F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
-
- 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
- G01L23/08—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 operated electrically
- G01L23/18—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 operated electrically by resistance strain gauges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0602—Fuel pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
- F02D2400/08—Redundant elements, e.g. two sensors for measuring the same parameter
-
- 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
- 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
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)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
噴孔へ高圧燃料を流通させる高圧通路6az,6bz,6czを内部に形成するとともに、噴孔を開閉させるためのピエゾアクチュエータ2z(開閉機構)及び背圧制御機構3z(開閉機構)等を収容するインジェクタボディー4zと、前記ボディー4zに取り付けられ、高圧燃料の圧力を受けて弾性変形するステム51z(起歪体)と、ステム51zに取り付けられ、ステム51zにて生じた歪の大きさを電気信号に変換して圧力検出値として出力する歪ゲージ52z(センサ素子)と、を備える。つまり、歪ゲージ52zを、ボディー4zとは別体に構成されたステム51zに取り付ける。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200880114360.7A CN101842574B (zh) | 2007-11-02 | 2008-10-27 | 燃料喷射阀及燃料喷射装置 |
US12/741,084 US8590513B2 (en) | 2007-11-02 | 2008-10-27 | Fuel injection valve and fuel injection device |
EP08844634A EP2216540B1 (en) | 2007-11-02 | 2008-10-27 | Fuel injection valve and fuel injection device |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007286520 | 2007-11-02 | ||
JP2007-286520 | 2007-11-02 | ||
JP2007289072 | 2007-11-06 | ||
JP2007-289072 | 2007-11-06 | ||
JP2008037846 | 2008-02-19 | ||
JP2008-037846 | 2008-02-19 | ||
JP2008243807A JP5079650B2 (ja) | 2007-11-02 | 2008-09-24 | 燃料噴射弁及び燃料噴射装置 |
JP2008-243807 | 2008-09-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009057540A1 true WO2009057540A1 (ja) | 2009-05-07 |
Family
ID=40590931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/069419 WO2009057540A1 (ja) | 2007-11-02 | 2008-10-27 | 燃料噴射弁及び燃料噴射装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8590513B2 (ja) |
EP (2) | EP2402587B1 (ja) |
JP (1) | JP5079650B2 (ja) |
CN (2) | CN102518538B (ja) |
WO (1) | WO2009057540A1 (ja) |
Cited By (2)
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---|---|---|---|---|
CN102400826A (zh) * | 2010-09-14 | 2012-04-04 | 福特环球技术公司 | 发动机的直接燃料喷射汽缸 |
US8919186B2 (en) | 2007-11-02 | 2014-12-30 | Denso Corporation | Fuel pressure measuring device, fuel pressure measuring system, and fuel injection device |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
US8074625B2 (en) | 2008-01-07 | 2011-12-13 | Mcalister Technologies, Llc | Fuel injector actuator assemblies and associated methods of use and manufacture |
US8973553B2 (en) * | 2009-07-20 | 2015-03-10 | Wayne State University | Multi-sensing fuel injection system and method for making the same |
DE102010040581A1 (de) * | 2010-02-24 | 2011-08-25 | Robert Bosch GmbH, 70469 | Kraftstoffinjektor sowie Verfahren zur Herstellung und/oder Montage einer Düsennadel-Baugruppe |
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 |
DE102012204252B3 (de) * | 2012-03-19 | 2013-08-29 | Continental Automotive Gmbh | Verfahren zum Betreiben eines Kraftstoffeinspritzsystems mit Druckabbau und Kraftstoffeinspritzsystem mit Einspritzventil mit Servoventil |
DE102012204272B4 (de) * | 2012-03-19 | 2021-10-28 | Vitesco Technologies GmbH | Verfahren zum Betreiben eines Kraftstoffeinspritzsystems mit Regelung des Einspritzventils zur Erhöhung der Mengengenauigkeit und Kraftstoffeinspritzsystem |
US9429120B2 (en) * | 2012-10-29 | 2016-08-30 | Woodward, Inc. | Detecting leaks in a feedthrough device |
US9309846B2 (en) | 2012-11-12 | 2016-04-12 | Mcalister Technologies, Llc | Motion modifiers for fuel injection systems |
US20140131466A1 (en) | 2012-11-12 | 2014-05-15 | Advanced Green Innovations, LLC | Hydraulic displacement amplifiers for fuel injectors |
WO2014144807A1 (en) * | 2012-11-12 | 2014-09-18 | Mcalister Technologies, Llc | Systems and methods for providing motion amplification and compensation by fluid displacement |
DE102013210843A1 (de) * | 2013-06-11 | 2014-12-11 | Continental Automotive Gmbh | Injektor |
DE102013214960A1 (de) * | 2013-07-31 | 2015-02-05 | Robert Bosch Gmbh | Brennstoffeinspritzsystem |
DE102013216836A1 (de) * | 2013-08-23 | 2015-02-26 | Continental Automotive Gmbh | Stellantrieb zur Betätigung eines Einspritzventils und Einspritzventil |
US9644589B2 (en) * | 2013-11-20 | 2017-05-09 | Stanadyne Llc | Debris diverter shield for fuel injector |
DE102015206023A1 (de) * | 2015-04-02 | 2016-10-06 | Robert Bosch Gmbh | Kraftstoffinjektor |
DE102015217645A1 (de) * | 2015-09-15 | 2017-03-16 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Einspritzanlage |
CN109072836B (zh) * | 2016-04-08 | 2021-06-04 | 洋马动力科技有限公司 | 发动机装置 |
DE102016206476B3 (de) * | 2016-04-18 | 2017-06-14 | Continental Automotive Gmbh | Verfahren zum Betreiben eines diesel-common-rail-piezobetriebenen Servoinjektors und Kraftfahrzeug |
JP6692698B2 (ja) * | 2016-05-26 | 2020-05-13 | ボッシュ株式会社 | 圧力センサ |
US10401398B2 (en) * | 2017-03-03 | 2019-09-03 | Woodward, Inc. | Fingerprinting of fluid injection devices |
JP2018178995A (ja) * | 2017-04-14 | 2018-11-15 | 株式会社デンソー | 流体制御装置 |
US10781777B2 (en) | 2017-08-23 | 2020-09-22 | Caterpillar Inc. | Fuel injector including valve seat plate having stress-limiting groove |
GB2566736B (en) * | 2017-09-25 | 2020-05-06 | Delphi Automotive Systems Lux | Fuel injector control using noise signal |
DE102017218869A1 (de) * | 2017-10-23 | 2019-04-25 | Robert Bosch Gmbh | Injektor |
JP7041568B2 (ja) * | 2018-03-28 | 2022-03-24 | 本田技研工業株式会社 | 燃料ガス噴射装置及び燃料電池システム |
JP7019804B2 (ja) * | 2018-05-23 | 2022-02-15 | 三菱電機株式会社 | 燃料噴射弁 |
US11591995B2 (en) | 2020-09-15 | 2023-02-28 | Caterpillar Inc. | Fuel injector having valve seat orifice plate with valve seat and drain and re-pressurization orifices |
CN112345258B (zh) * | 2020-10-20 | 2021-09-24 | 大连理工大学 | 一种可精确移动测量喷雾流量的实验装置 |
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2008
- 2008-09-24 JP JP2008243807A patent/JP5079650B2/ja active Active
- 2008-10-27 CN CN201210001156.2A patent/CN102518538B/zh active Active
- 2008-10-27 US US12/741,084 patent/US8590513B2/en active Active
- 2008-10-27 WO PCT/JP2008/069419 patent/WO2009057540A1/ja active Application Filing
- 2008-10-27 EP EP11181533A patent/EP2402587B1/en active Active
- 2008-10-27 EP EP08844634A patent/EP2216540B1/en active Active
- 2008-10-27 CN CN200880114360.7A patent/CN101842574B/zh active Active
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Non-Patent Citations (1)
Title |
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See also references of EP2216540A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8919186B2 (en) | 2007-11-02 | 2014-12-30 | Denso Corporation | Fuel pressure measuring device, fuel pressure measuring system, and fuel injection device |
CN102400826A (zh) * | 2010-09-14 | 2012-04-04 | 福特环球技术公司 | 发动机的直接燃料喷射汽缸 |
CN102400826B (zh) * | 2010-09-14 | 2015-08-12 | 福特环球技术公司 | 发动机的直接燃料喷射汽缸 |
Also Published As
Publication number | Publication date |
---|---|
EP2402587B1 (en) | 2012-12-19 |
CN101842574B (zh) | 2015-04-29 |
CN102518538B (zh) | 2014-11-26 |
US8590513B2 (en) | 2013-11-26 |
JP5079650B2 (ja) | 2012-11-21 |
EP2402587A1 (en) | 2012-01-04 |
US20100294242A1 (en) | 2010-11-25 |
EP2216540B1 (en) | 2012-12-26 |
JP2009222051A (ja) | 2009-10-01 |
EP2216540A1 (en) | 2010-08-11 |
CN101842574A (zh) | 2010-09-22 |
CN102518538A (zh) | 2012-06-27 |
EP2216540A4 (en) | 2011-03-23 |
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