JP4104498B2 - ピエゾアクチュエータ駆動回路 - Google Patents
ピエゾアクチュエータ駆動回路 Download PDFInfo
- Publication number
- JP4104498B2 JP4104498B2 JP2003182997A JP2003182997A JP4104498B2 JP 4104498 B2 JP4104498 B2 JP 4104498B2 JP 2003182997 A JP2003182997 A JP 2003182997A JP 2003182997 A JP2003182997 A JP 2003182997A JP 4104498 B2 JP4104498 B2 JP 4104498B2
- Authority
- JP
- Japan
- Prior art keywords
- piezo actuator
- charging
- drive circuit
- switch
- energization path
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 20
- 238000012935 Averaging Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 66
- 230000007423 decrease Effects 0.000 description 12
- 238000002347 injection Methods 0.000 description 12
- 239000007924 injection Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 239000000446 fuel Substances 0.000 description 10
- 230000003071 parasitic effect Effects 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 240000008100 Brassica rapa Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Images
Classifications
-
- 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
- F02D41/2096—Output circuits, e.g. for controlling currents in command coils for controlling piezoelectric injectors
Landscapes
- Fuel-Injection Apparatus (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003182997A JP4104498B2 (ja) | 2003-06-26 | 2003-06-26 | ピエゾアクチュエータ駆動回路 |
DE200410026250 DE102004026250B4 (de) | 2003-06-26 | 2004-05-28 | Ansteuerschaltung für Piezoaktoren |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003182997A JP4104498B2 (ja) | 2003-06-26 | 2003-06-26 | ピエゾアクチュエータ駆動回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005016431A JP2005016431A (ja) | 2005-01-20 |
JP4104498B2 true JP4104498B2 (ja) | 2008-06-18 |
Family
ID=33562255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003182997A Expired - Fee Related JP4104498B2 (ja) | 2003-06-26 | 2003-06-26 | ピエゾアクチュエータ駆動回路 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4104498B2 (de) |
DE (1) | DE102004026250B4 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0610225D0 (en) * | 2006-05-23 | 2006-07-05 | Delphi Tech Inc | Method of controlling a piezoelectric actuator |
JP2008019852A (ja) * | 2006-06-14 | 2008-01-31 | Denso Corp | インジェクタ駆動装置及びインジェクタ駆動システム |
JP2008005649A (ja) * | 2006-06-23 | 2008-01-10 | Denso Corp | ピエゾアクチュエータの駆動装置 |
JP4582061B2 (ja) * | 2006-07-04 | 2010-11-17 | 株式会社デンソー | ピエゾインジェクタ及びインジェクタ駆動システム |
JP4853201B2 (ja) * | 2006-09-27 | 2012-01-11 | 株式会社デンソー | インジェクタ駆動装置及びインジェクタ駆動システム |
JP4434248B2 (ja) | 2007-08-22 | 2010-03-17 | 株式会社デンソー | ピエゾアクチュエータ駆動装置 |
EP2128415A1 (de) * | 2008-05-27 | 2009-12-02 | Delphi Technologies, Inc. | Verbesserungen einer Steuerung von Kraftstoffeinspritzdüsen |
JP5635916B2 (ja) * | 2010-04-01 | 2014-12-03 | 日本特殊陶業株式会社 | 酸素センサの大気学習方法 |
JP5417601B2 (ja) * | 2010-04-01 | 2014-02-19 | 日本特殊陶業株式会社 | 酸素センサの大気学習方法 |
DE102016213522B4 (de) | 2016-07-22 | 2023-10-12 | Vitesco Technologies GmbH | Verfahren und Vorrichtung zur Ansteuerung eines Piezoaktors eines Einspritzventils eines Kraftfahrzeugs |
CN107806942B (zh) * | 2017-11-25 | 2023-07-28 | 吉林大学 | 一种压电电容复合式自供电温度场检测装置 |
JP7363590B2 (ja) * | 2020-03-05 | 2023-10-18 | 株式会社デンソー | 噴射制御装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19841460B4 (de) * | 1998-09-10 | 2007-01-25 | Siemens Ag | Verfahren und Vorrichtung zum Ansteuern eines kapazitiven Stellglieds |
FR2802359B1 (fr) * | 1999-12-09 | 2002-02-08 | Metabole Dev Et Conseil | Circuit d'alimentation pour moteur piezo-electrique |
JP4183376B2 (ja) * | 2000-10-19 | 2008-11-19 | 株式会社日本自動車部品総合研究所 | ピエゾアクチュエータ駆動回路および燃料噴射装置 |
DE10151421A1 (de) * | 2000-10-19 | 2002-05-29 | Nippon Soken | Piezobetätigungsgliedantriebsschaltung und Kraftstoffeinspritzgerät |
DE10114421B4 (de) * | 2001-03-23 | 2009-04-09 | Conti Temic Microelectronic Gmbh | Verfahren zum Steuern eines kapazitiven Stellglieds und Schaltungsanordnung zur Durchführung des Verfahrens |
-
2003
- 2003-06-26 JP JP2003182997A patent/JP4104498B2/ja not_active Expired - Fee Related
-
2004
- 2004-05-28 DE DE200410026250 patent/DE102004026250B4/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE102004026250B4 (de) | 2010-07-15 |
DE102004026250A1 (de) | 2005-02-03 |
JP2005016431A (ja) | 2005-01-20 |
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