JP2010103315A - 圧電アクチュエータおよびそれを用いた燃料噴射弁 - Google Patents

圧電アクチュエータおよびそれを用いた燃料噴射弁 Download PDF

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Publication number
JP2010103315A
JP2010103315A JP2008273557A JP2008273557A JP2010103315A JP 2010103315 A JP2010103315 A JP 2010103315A JP 2008273557 A JP2008273557 A JP 2008273557A JP 2008273557 A JP2008273557 A JP 2008273557A JP 2010103315 A JP2010103315 A JP 2010103315A
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JP
Japan
Prior art keywords
piezoelectric
unit
internal electrode
layer
load sensor
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.)
Pending
Application number
JP2008273557A
Other languages
English (en)
Japanese (ja)
Inventor
Yoichi Kobane
庸一 小羽根
Hideo Naruse
英生 成瀬
Taiji Ueda
大治 植田
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
Original Assignee
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 Denso Corp filed Critical Denso Corp
Priority to JP2008273557A priority Critical patent/JP2010103315A/ja
Priority to DE200910044295 priority patent/DE102009044295A1/de
Publication of JP2010103315A publication Critical patent/JP2010103315A/ja
Pending legal-status Critical Current

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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
    • 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
    • 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
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D41/2096—Output circuits, e.g. for controlling currents in command coils for controlling piezoelectric injectors
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/101—Piezoelectric or electrostrictive devices with electrical and mechanical input and output, e.g. having combined actuator and sensor parts
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • H10N30/503—Piezoelectric or electrostrictive devices having a stacked or multilayer structure having a non-rectangular cross-section in a plane orthogonal to the stacking direction, e.g. polygonal or circular in top view
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • H10N30/508—Piezoelectric or electrostrictive devices having a stacked or multilayer structure adapted for alleviating internal stress, e.g. cracking control layers
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2464—Characteristics of actuators
    • F02D41/2467—Characteristics of actuators for injectors
    • 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)
  • Fuel-Injection Apparatus (AREA)
JP2008273557A 2008-10-23 2008-10-23 圧電アクチュエータおよびそれを用いた燃料噴射弁 Pending JP2010103315A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008273557A JP2010103315A (ja) 2008-10-23 2008-10-23 圧電アクチュエータおよびそれを用いた燃料噴射弁
DE200910044295 DE102009044295A1 (de) 2008-10-23 2009-10-20 Piezoaktor und Kraftstoffeinspritzventil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008273557A JP2010103315A (ja) 2008-10-23 2008-10-23 圧電アクチュエータおよびそれを用いた燃料噴射弁

Publications (1)

Publication Number Publication Date
JP2010103315A true JP2010103315A (ja) 2010-05-06

Family

ID=42293708

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008273557A Pending JP2010103315A (ja) 2008-10-23 2008-10-23 圧電アクチュエータおよびそれを用いた燃料噴射弁

Country Status (2)

Country Link
JP (1) JP2010103315A (de)
DE (1) DE102009044295A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014510233A (ja) * 2011-04-07 2014-04-24 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング 燃料インジェクタ
CN106486594A (zh) * 2016-10-12 2017-03-08 哈尔滨工业大学 压电自感知执行器及其电场干扰的滤波方法
WO2019167708A1 (ja) * 2018-03-02 2019-09-06 株式会社ジャパンエンジンコーポレーション 舶用流体ポンプおよびその制御方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE102013206933A1 (de) * 2013-04-17 2014-10-23 Continental Automotive Gmbh Modulare Aktuatoreinheit für ein Einspritzventil
DE102013012444A1 (de) * 2013-07-29 2015-01-29 Astrium Gmbh Ventilanordnung zum Schalten und/oder Regeln eines Medienstroms eines Raumfahrttriebwerks und Raumfahrttriebwerk
DE102016204888A1 (de) * 2016-03-23 2017-03-16 Continental Automotive Gmbh Piezoelektrische Aktuatoreinheit und Herstellungsverfahren zum Herstellen einer Aktuatoreinheit
FR3122053A1 (fr) * 2021-04-15 2022-10-21 Psa Automobiles Sa dispositif piézo-hydraulique pour démultiplier un effort à partir d’un élément piezoélectrique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10288119A (ja) 1997-04-18 1998-10-27 Nissan Motor Co Ltd 燃料噴射弁の駆動装置
DE19927087A1 (de) 1999-06-15 2000-12-21 Bosch Gmbh Robert Vorrichtung zum Laden und Entladen mehrerer piezoelektrischer Elemente

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014510233A (ja) * 2011-04-07 2014-04-24 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング 燃料インジェクタ
CN106486594A (zh) * 2016-10-12 2017-03-08 哈尔滨工业大学 压电自感知执行器及其电场干扰的滤波方法
CN106486594B (zh) * 2016-10-12 2019-01-11 哈尔滨工业大学 压电自感知执行器及其电场干扰的滤波方法
WO2019167708A1 (ja) * 2018-03-02 2019-09-06 株式会社ジャパンエンジンコーポレーション 舶用流体ポンプおよびその制御方法
CN111788381A (zh) * 2018-03-02 2020-10-16 日本发动机股份有限公司 船用流体泵及其控制方法

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Publication number Publication date
DE102009044295A1 (de) 2010-09-16

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