PT88330A - Circuit for controlling inductive loads particulary for the operation of the electro-injectors of a diesel-engine - Google Patents

Circuit for controlling inductive loads particulary for the operation of the electro-injectors of a diesel-engine

Info

Publication number
PT88330A
PT88330A PT88330A PT8833088A PT88330A PT 88330 A PT88330 A PT 88330A PT 88330 A PT88330 A PT 88330A PT 8833088 A PT8833088 A PT 8833088A PT 88330 A PT88330 A PT 88330A
Authority
PT
Portugal
Prior art keywords
injectors
diesel
electro
engine
circuit
Prior art date
Application number
PT88330A
Other languages
English (en)
Inventor
Marco Calfus
Original Assignee
Marelli Autronica
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 Marelli Autronica filed Critical Marelli Autronica
Publication of PT88330A publication Critical patent/PT88330A/pt

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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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
    • F02D2041/2003—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

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)
  • Inverter Devices (AREA)
  • Electronic Switches (AREA)
PT88330A 1987-08-25 1988-08-24 Circuit for controlling inductive loads particulary for the operation of the electro-injectors of a diesel-engine PT88330A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67729/87A IT1218673B (it) 1987-08-25 1987-08-25 Circuito per il controllo di carichi induttivi in particolare per il comando degli elettroiniettori di un motore a ciclo diesel

Publications (1)

Publication Number Publication Date
PT88330A true PT88330A (pt) 1989-06-30

Family

ID=11304837

Family Applications (1)

Application Number Title Priority Date Filing Date
PT88330A PT88330A (pt) 1987-08-25 1988-08-24 Circuit for controlling inductive loads particulary for the operation of the electro-injectors of a diesel-engine

Country Status (6)

Country Link
US (1) US4933805A (pt)
EP (1) EP0305342A1 (pt)
JP (1) JPS6474063A (pt)
BR (1) BR8804356A (pt)
IT (1) IT1218673B (pt)
PT (1) PT88330A (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5267545A (en) * 1989-05-19 1993-12-07 Orbital Engine Company (Australia) Pty. Limited Method and apparatus for controlling the operation of a solenoid
IT1251259B (it) * 1991-12-23 1995-05-05 Elasis Sistema Ricerca Fiat Circuito di comando di carichi prevalentemente induttivi, in particolare elettroiniettori.
US5363270A (en) * 1992-09-18 1994-11-08 General Motors Corporation Rapid response dual coil electromagnetic actuator with capacitor
US5291170A (en) * 1992-10-05 1994-03-01 General Motors Corporation Electromagnetic actuator with response time calibration
US5936827A (en) * 1995-03-02 1999-08-10 Robert Bosch Gmbh Device for controlling at least one electromagnetic load
US5907466A (en) * 1995-09-23 1999-05-25 Robert Bosch Gmbh Device and process for activating at least two electromagnetic loads
IT1284693B1 (it) * 1996-07-23 1998-05-21 Fiat Ricerche Dispositivo di controllo di carichi induttivi, in paricolare di iniettori in un impianto di iniezione per un motore a combustione
GB9619786D0 (en) * 1996-09-20 1996-11-06 Lucas Ind Plc Drive circuit
FR2766005B1 (fr) * 1997-07-09 1999-09-17 Magneti Marelli France Circuit de commande de puissance, pour actionneur electro-magnetique tel qu'injecteur ou electro-vanne
US6031707A (en) * 1998-02-23 2000-02-29 Cummins Engine Company, Inc. Method and apparatus for control of current rise time during multiple fuel injection events
EP1045501A3 (en) * 1999-04-14 2003-02-12 GATE S.p.A. A piloting circuit for an inductive load, in particular for a dc electric motor
ITBO20000489A1 (it) * 2000-08-04 2002-02-04 Magneti Marelli Spa Metodo e dispositivo per il pilotaggio di un iniettore in un motore acombustione interna .
JP2004197629A (ja) * 2002-12-18 2004-07-15 Denso Corp 電磁負荷駆動装置
US7057870B2 (en) * 2003-07-17 2006-06-06 Cummins, Inc. Inductive load driver circuit and system
US6978745B1 (en) * 2004-07-13 2005-12-27 Ford Global Technologies, Llc System for controlling electromechanical valves in an engine
JP5055050B2 (ja) * 2006-10-10 2012-10-24 日立オートモティブシステムズ株式会社 内燃機関制御装置
US10212799B2 (en) * 2016-02-15 2019-02-19 Stangenes Industries, Inc. System and method for high power pulse generator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327693A (en) * 1980-02-01 1982-05-04 The Bendix Corporation Solenoid driver using single boost circuit
GB2103443A (en) * 1981-07-31 1983-02-16 Philips Electronic Associated Solenoid drive circuit
US4479161A (en) * 1982-09-27 1984-10-23 The Bendix Corporation Switching type driver circuit for fuel injector
US4600966A (en) * 1984-06-06 1986-07-15 J. I. Case Company Ignition control system
JPS61140114A (ja) * 1984-12-12 1986-06-27 Koushinraido Hakuyo Suishin Plant Gijutsu Kenkyu Kumiai 電磁石駆動装置
US4618908A (en) * 1985-08-05 1986-10-21 Motorola, Inc. Injector driver control unit with internal overvoltage protection

Also Published As

Publication number Publication date
BR8804356A (pt) 1989-03-21
IT1218673B (it) 1990-04-19
EP0305342A1 (en) 1989-03-01
JPS6474063A (en) 1989-03-20
IT8767729A0 (it) 1987-08-25
US4933805A (en) 1990-06-12

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Legal Events

Date Code Title Description
FC3A Refusal

Effective date: 19940909