IT1303596B1 - Dispositivo circuitale di pilotaggio di carichi induttivi. - Google Patents

Dispositivo circuitale di pilotaggio di carichi induttivi.

Info

Publication number
IT1303596B1
IT1303596B1 IT1998TO001028A ITTO981028A IT1303596B1 IT 1303596 B1 IT1303596 B1 IT 1303596B1 IT 1998TO001028 A IT1998TO001028 A IT 1998TO001028A IT TO981028 A ITTO981028 A IT TO981028A IT 1303596 B1 IT1303596 B1 IT 1303596B1
Authority
IT
Italy
Prior art keywords
piloting
circuit device
inductive loads
inductive
loads
Prior art date
Application number
IT1998TO001028A
Other languages
English (en)
Inventor
Andrea Nepote
Paola Redivo
Stefano Cardelli
Original Assignee
Magneti Marelli Spa
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 Magneti Marelli Spa filed Critical Magneti Marelli Spa
Priority to IT1998TO001028A priority Critical patent/IT1303596B1/it
Publication of ITTO981028A0 publication Critical patent/ITTO981028A0/it
Priority to ES99124311T priority patent/ES2210950T3/es
Priority to EP99124311A priority patent/EP1008740B1/en
Priority to DE69914445T priority patent/DE69914445T2/de
Publication of ITTO981028A1 publication Critical patent/ITTO981028A1/it
Application granted granted Critical
Publication of IT1303596B1 publication Critical patent/IT1303596B1/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
    • 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
    • F02D2041/2006—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 capacitor
    • 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
    • F02D2041/2024—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit the control switching a load after time-on and time-off pulses
    • F02D2041/2027—Control of the current by pulse width modulation or duty cycle control
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
    • H01F7/1816—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current making use of an energy accumulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Dc-Dc Converters (AREA)
  • Electronic Switches (AREA)
  • Burglar Alarm Systems (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Fuel-Injection Apparatus (AREA)
IT1998TO001028A 1998-12-09 1998-12-09 Dispositivo circuitale di pilotaggio di carichi induttivi. IT1303596B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT1998TO001028A IT1303596B1 (it) 1998-12-09 1998-12-09 Dispositivo circuitale di pilotaggio di carichi induttivi.
ES99124311T ES2210950T3 (es) 1998-12-09 1999-12-06 Un dispositivo de circuitos para el accionamiento de cargas inductivas.
EP99124311A EP1008740B1 (en) 1998-12-09 1999-12-06 A circuit device for driving inductive loads
DE69914445T DE69914445T2 (de) 1998-12-09 1999-12-06 Schaltungsanordnung zum Treiben induktiver Lasten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998TO001028A IT1303596B1 (it) 1998-12-09 1998-12-09 Dispositivo circuitale di pilotaggio di carichi induttivi.

Publications (3)

Publication Number Publication Date
ITTO981028A0 ITTO981028A0 (it) 1998-12-09
ITTO981028A1 ITTO981028A1 (it) 2000-06-09
IT1303596B1 true IT1303596B1 (it) 2000-11-14

Family

ID=11417232

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998TO001028A IT1303596B1 (it) 1998-12-09 1998-12-09 Dispositivo circuitale di pilotaggio di carichi induttivi.

Country Status (4)

Country Link
EP (1) EP1008740B1 (it)
DE (1) DE69914445T2 (it)
ES (1) ES2210950T3 (it)
IT (1) IT1303596B1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4794768B2 (ja) * 2001-08-02 2011-10-19 株式会社ミクニ ソレノイド駆動装置
EP2546499B1 (en) * 2011-07-14 2020-04-15 Delphi Automotive Systems Luxembourg S.A. Electrical drive arrangement for a fuel injection system
JP7111053B2 (ja) * 2019-04-22 2022-08-02 株式会社デンソー 燃料噴射弁駆動装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4862866A (en) * 1987-08-25 1989-09-05 Marelli Autronica S.P.A. Circuit for the piloting of inductive loads, particularly for operating the electro-injectors of a diesel-cycle internal combustion engine
FR2667357A1 (fr) * 1990-09-28 1992-04-03 Renault Dispositif de commande d'injecteurs de combustible dans un moteur a combustion interne.

Also Published As

Publication number Publication date
DE69914445T2 (de) 2004-07-22
ITTO981028A0 (it) 1998-12-09
DE69914445D1 (de) 2004-03-04
EP1008740A1 (en) 2000-06-14
EP1008740B1 (en) 2004-01-28
ES2210950T3 (es) 2004-07-01
ITTO981028A1 (it) 2000-06-09

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Legal Events

Date Code Title Description
0001 Granted