JP4045834B2 - 圧電素子駆動回路 - Google Patents

圧電素子駆動回路 Download PDF

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Publication number
JP4045834B2
JP4045834B2 JP2002098464A JP2002098464A JP4045834B2 JP 4045834 B2 JP4045834 B2 JP 4045834B2 JP 2002098464 A JP2002098464 A JP 2002098464A JP 2002098464 A JP2002098464 A JP 2002098464A JP 4045834 B2 JP4045834 B2 JP 4045834B2
Authority
JP
Japan
Prior art keywords
piezoelectric element
charging
battery
unit
power supply
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.)
Expired - Fee Related
Application number
JP2002098464A
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English (en)
Japanese (ja)
Other versions
JP2003299369A (ja
Inventor
昇 長瀬
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 JP2002098464A priority Critical patent/JP4045834B2/ja
Priority to DE2003114566 priority patent/DE10314566A1/de
Publication of JP2003299369A publication Critical patent/JP2003299369A/ja
Application granted granted Critical
Publication of JP4045834B2 publication Critical patent/JP4045834B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/06—Drive circuits; Control arrangements or methods
    • H02N2/065—Large signal circuits, e.g. final stages
    • H02N2/067—Large signal circuits, e.g. final stages generating drive pulses
    • 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
    • F02D2041/2003—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening
    • 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
    • F02D2041/2068—Output circuits, e.g. for controlling currents in command coils characterised by the circuit design or special circuit elements
    • F02D2041/2075—Type of transistors or particular use thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP2002098464A 2002-04-01 2002-04-01 圧電素子駆動回路 Expired - Fee Related JP4045834B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002098464A JP4045834B2 (ja) 2002-04-01 2002-04-01 圧電素子駆動回路
DE2003114566 DE10314566A1 (de) 2002-04-01 2003-03-31 Ansteuerschaltung für piezoelektrische Bauteile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002098464A JP4045834B2 (ja) 2002-04-01 2002-04-01 圧電素子駆動回路

Publications (2)

Publication Number Publication Date
JP2003299369A JP2003299369A (ja) 2003-10-17
JP4045834B2 true JP4045834B2 (ja) 2008-02-13

Family

ID=29240446

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002098464A Expired - Fee Related JP4045834B2 (ja) 2002-04-01 2002-04-01 圧電素子駆動回路

Country Status (2)

Country Link
JP (1) JP4045834B2 (de)
DE (1) DE10314566A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10360702B4 (de) * 2003-12-19 2007-03-08 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Verfahren zum Laden und Entladen eines piezoelektrischen Elements
JP4110153B2 (ja) * 2004-06-15 2008-07-02 キヤノン株式会社 振動型アクチュエータの駆動装置および振動型アクチュエータの駆動方法
DE102005026217B4 (de) * 2005-06-07 2010-07-08 Continental Automotive Gmbh Verfahren und Vorrichtung zum Ansteuern einer kapazitiven Last
JP4348710B2 (ja) * 2005-06-10 2009-10-21 株式会社デンソー ピエゾインジェクタの駆動装置
DE102007014502A1 (de) 2007-03-27 2008-10-02 Robert Bosch Gmbh Kraftstoffeinspritzsystem und Verfahren zum Einspritzen von Kraftstoff
US7552718B2 (en) * 2007-06-12 2009-06-30 Delphi Technologies, Inc. Electrical drive arrangement for a fuel injection system
JP5083159B2 (ja) * 2008-10-03 2012-11-28 株式会社デンソー インジェクタ駆動装置

Also Published As

Publication number Publication date
DE10314566A1 (de) 2003-11-13
JP2003299369A (ja) 2003-10-17

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