ITTO20020618A0 - Sistema di controllo di attuatori piezoelettrici, particolarmente periniettori di combustibile di motori diesel - Google Patents

Sistema di controllo di attuatori piezoelettrici, particolarmente periniettori di combustibile di motori diesel

Info

Publication number
ITTO20020618A0
ITTO20020618A0 IT2002TO000618A ITTO20020618A ITTO20020618A0 IT TO20020618 A0 ITTO20020618 A0 IT TO20020618A0 IT 2002TO000618 A IT2002TO000618 A IT 2002TO000618A IT TO20020618 A ITTO20020618 A IT TO20020618A IT TO20020618 A0 ITTO20020618 A0 IT TO20020618A0
Authority
IT
Italy
Prior art keywords
control system
diesel engines
fuel injectors
piezoelectric actuators
actuators
Prior art date
Application number
IT2002TO000618A
Other languages
English (en)
Inventor
Eugenio Faggioli
Mario Montuschi
Paolo Reggio
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Priority to IT2002TO000618A priority Critical patent/ITTO20020618A1/it
Publication of ITTO20020618A0 publication Critical patent/ITTO20020618A0/it
Priority to AT03015854T priority patent/ATE418003T1/de
Priority to DE60325302T priority patent/DE60325302D1/de
Priority to EP03015854A priority patent/EP1382824B1/en
Priority to US10/619,482 priority patent/US6943480B2/en
Publication of ITTO20020618A1 publication Critical patent/ITTO20020618A1/it

Links

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
    • 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
    • F02D2041/201—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 by using a boost inductance
    • 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
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2051—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using voltage control
    • 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
    • F02D2041/2082—Output circuits, e.g. for controlling currents in command coils characterised by the circuit design or special circuit elements the circuit being adapted to distribute current between different actuators or recuperate energy from actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
IT2002TO000618A 2002-07-16 2002-07-16 Sistema di controllo di attuatori piezoelettrici, particolarmente periniettori di combustibile di motori diesel ITTO20020618A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT2002TO000618A ITTO20020618A1 (it) 2002-07-16 2002-07-16 Sistema di controllo di attuatori piezoelettrici, particolarmente periniettori di combustibile di motori diesel
AT03015854T ATE418003T1 (de) 2002-07-16 2003-07-11 Steuersystem eines piezoelektrischen aktors, insbesondere für die brennstoff-einspritzventile eines dieselmotors
DE60325302T DE60325302D1 (de) 2002-07-16 2003-07-11 Steuersystem eines piezoelektrischen Aktors, insbesondere für die Brennstoff-Einspritzventile eines Dieselmotors
EP03015854A EP1382824B1 (en) 2002-07-16 2003-07-11 A system for controlling a piezoelectric actuator, in particular for the fuel injectors of a diesel engine
US10/619,482 US6943480B2 (en) 2002-07-16 2003-07-16 System for controlling a piezoelectric actuator, in particular for the fuel injectors of a diesel engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2002TO000618A ITTO20020618A1 (it) 2002-07-16 2002-07-16 Sistema di controllo di attuatori piezoelettrici, particolarmente periniettori di combustibile di motori diesel

Publications (2)

Publication Number Publication Date
ITTO20020618A0 true ITTO20020618A0 (it) 2002-07-16
ITTO20020618A1 ITTO20020618A1 (it) 2004-01-16

Family

ID=11459499

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2002TO000618A ITTO20020618A1 (it) 2002-07-16 2002-07-16 Sistema di controllo di attuatori piezoelettrici, particolarmente periniettori di combustibile di motori diesel

Country Status (5)

Country Link
US (1) US6943480B2 (it)
EP (1) EP1382824B1 (it)
AT (1) ATE418003T1 (it)
DE (1) DE60325302D1 (it)
IT (1) ITTO20020618A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4428140B2 (ja) * 2004-05-21 2010-03-10 株式会社デンソー 電子制御装置，電動パワーステアリング装置，および伝達比可変操舵装置
JP4827441B2 (ja) * 2005-06-01 2011-11-30 キヤノン株式会社 振動波アクチュエータ
DE102005026217B4 (de) * 2005-06-07 2010-07-08 Continental Automotive Gmbh Verfahren und Vorrichtung zum Ansteuern einer kapazitiven Last
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
DE102010014208A1 (de) * 2010-04-08 2011-10-13 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben eines Einspritzventils

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4688536A (en) * 1985-06-28 1987-08-25 Toyota Jidosha Kabushiki Kaisha Drive circuit for an electrostrictive actuator in a fuel injection valve
DE19632872C2 (de) * 1996-08-14 1998-08-13 Siemens Ag Vorrichtung und Verfahren zum Ansteuern eines kapazitiven Stellgliedes
DE19652809C1 (de) * 1996-12-18 1998-06-10 Siemens Ag Verfahren und Vorrichtung zum Ansteuern wenigstens eines kapazitiven Stellgliedes
DE19733560B4 (de) * 1997-08-02 2007-04-05 Robert Bosch Gmbh Verfahren und Vorrichtung zum Laden und Entladen eines piezoelektrischen Elements
DE19825210C2 (de) * 1998-04-23 2003-09-25 Gsg Elektronik Gmbh Schaltungsanordnung zur dynamischen Ansteuerung von keramischen Festkörperaktoren
FR2793598B1 (fr) * 1999-05-12 2001-08-10 Cedrat Rech Dispositif electronique permettant l'alimentation et le controle d'actionneurs piezoelectriques
DE19927087A1 (de) * 1999-06-15 2000-12-21 Bosch Gmbh Robert Vorrichtung zum Laden und Entladen mehrerer piezoelektrischer Elemente

Also Published As

Publication number Publication date
US6943480B2 (en) 2005-09-13
DE60325302D1 (de) 2009-01-29
US20040051421A1 (en) 2004-03-18
ATE418003T1 (de) 2009-01-15
EP1382824A3 (en) 2004-10-27
EP1382824B1 (en) 2008-12-17
EP1382824A2 (en) 2004-01-21
ITTO20020618A1 (it) 2004-01-16

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