IT1223872B - Circuito per il pilotaggio di un carico induttivo in particolare per il comando degli elettroiniettori di un motore a ciclo diesel - Google Patents

Circuito per il pilotaggio di un carico induttivo in particolare per il comando degli elettroiniettori di un motore a ciclo diesel

Info

Publication number
IT1223872B
IT1223872B IT6797088A IT6797088A IT1223872B IT 1223872 B IT1223872 B IT 1223872B IT 6797088 A IT6797088 A IT 6797088A IT 6797088 A IT6797088 A IT 6797088A IT 1223872 B IT1223872 B IT 1223872B
Authority
IT
Italy
Prior art keywords
load
electroinjectors
piloting
circuit
control
Prior art date
Application number
IT6797088A
Other languages
English (en)
Other versions
IT8867970A0 (it
Inventor
Roberto Pagano
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
Priority to IT6797088A priority Critical patent/IT1223872B/it
Publication of IT8867970A0 publication Critical patent/IT8867970A0/it
Priority to EP19890830459 priority patent/EP0366622B1/en
Priority to DE8989830459T priority patent/DE68901248D1/de
Priority to AT89830459T priority patent/ATE75002T1/de
Priority to ES89830459T priority patent/ES2030591T3/es
Priority to US07/426,266 priority patent/US4950974A/en
Priority to JP1279613A priority patent/JPH02176139A/ja
Application granted granted Critical
Publication of IT1223872B publication Critical patent/IT1223872B/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
    • 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
    • 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
    • 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
    • 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
    • F02D2041/2034—Control of the current gradient

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Fuel-Injection Apparatus (AREA)
  • High-Pressure Fuel Injection Pump Control (AREA)
  • Electronic Switches (AREA)
IT6797088A 1988-10-27 1988-10-27 Circuito per il pilotaggio di un carico induttivo in particolare per il comando degli elettroiniettori di un motore a ciclo diesel IT1223872B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT6797088A IT1223872B (it) 1988-10-27 1988-10-27 Circuito per il pilotaggio di un carico induttivo in particolare per il comando degli elettroiniettori di un motore a ciclo diesel
EP19890830459 EP0366622B1 (en) 1988-10-27 1989-10-24 A circuit for piloting an inductive load, particularly for controlling the electro-injectors of a diesel engine
DE8989830459T DE68901248D1 (de) 1988-10-27 1989-10-24 Schaltung zum ansteuern von induktiven lasten, insbesondere zum antreiben von elektro-einspritzventilen eines dieselmotors.
AT89830459T ATE75002T1 (de) 1988-10-27 1989-10-24 Schaltung zum ansteuern von induktiven lasten, insbesondere zum antreiben von elektroeinspritzventilen eines dieselmotors.
ES89830459T ES2030591T3 (es) 1988-10-27 1989-10-24 Un circuito para gobernar una carga inductiva, particularmente para controlar los electroinyectores de un motor diesel.
US07/426,266 US4950974A (en) 1988-10-27 1989-10-25 Circuit for piloting an inductive load, particularly for controlling the electro-injectors of a diesel engine
JP1279613A JPH02176139A (ja) 1988-10-27 1989-10-26 誘導性負荷、特にデイーゼルエンジンの電子インジェクタを制御するための回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6797088A IT1223872B (it) 1988-10-27 1988-10-27 Circuito per il pilotaggio di un carico induttivo in particolare per il comando degli elettroiniettori di un motore a ciclo diesel

Publications (2)

Publication Number Publication Date
IT8867970A0 IT8867970A0 (it) 1988-10-27
IT1223872B true IT1223872B (it) 1990-09-29

Family

ID=11306834

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6797088A IT1223872B (it) 1988-10-27 1988-10-27 Circuito per il pilotaggio di un carico induttivo in particolare per il comando degli elettroiniettori di un motore a ciclo diesel

Country Status (7)

Country Link
US (1) US4950974A (it)
EP (1) EP0366622B1 (it)
JP (1) JPH02176139A (it)
AT (1) ATE75002T1 (it)
DE (1) DE68901248D1 (it)
ES (1) ES2030591T3 (it)
IT (1) IT1223872B (it)

Families Citing this family (36)

* 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
DE3921308A1 (de) * 1989-06-29 1991-01-10 Bosch Gmbh Robert Versorgungsschaltung fuer den betrieb eines elektromagnetischen verbrauchers
DE3939547C2 (de) * 1989-11-30 1999-07-01 Bosch Gmbh Robert Vorrichtung zur Kraftstoffeinspritzung in Brennkraftmaschine
US5180964A (en) * 1990-03-28 1993-01-19 Ewing Gerald D Zero-voltage switched FM-PWM converter
US5179508A (en) * 1991-10-15 1993-01-12 International Business Machines Corp. Standby boost converter
IT1251259B (it) * 1991-12-23 1995-05-05 Elasis Sistema Ricerca Fiat Circuito di comando di carichi prevalentemente induttivi, in particolare elettroiniettori.
JP3151932B2 (ja) * 1992-04-27 2001-04-03 ヤマハ株式会社 電源回路
US5426559A (en) * 1993-04-30 1995-06-20 Chrysler Corporation Control circuit for ignition spark in internal combustion engines
US5563781A (en) * 1993-11-24 1996-10-08 Integrated Technology Corporation Dual-mode power converter
DE4415361B4 (de) * 1994-05-02 2005-05-04 Robert Bosch Gmbh Verfahren und Vorrichtung zur Steuerung eines elektromagnetischen Verbrauchers
GB9422742D0 (en) * 1994-11-11 1995-01-04 Lucas Ind Plc Drive circuit
WO1996027198A1 (de) * 1995-03-02 1996-09-06 Robert Bosch Gmbh Vorrichtung zur ansteuerung wenigstens eines elektromagnetischen verbrauchers
US5687050A (en) * 1995-07-25 1997-11-11 Ficht Gmbh Electronic control circuit for an internal combustion engine
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
US5892650A (en) * 1996-11-29 1999-04-06 Denso Corporation Solenoid valve driving device
US5752482A (en) * 1997-03-28 1998-05-19 Cummins Engine Company, Inc. System for integrally controlling current flow through number of inductive loads
US5889645A (en) * 1997-04-14 1999-03-30 International Controls And Measurement Corp Energy preservation and transfer mechanism
US6075295A (en) * 1997-04-14 2000-06-13 Micro Linear Corporation Single inductor multiple output boost regulator
US5979412A (en) * 1997-08-12 1999-11-09 Walbro Corporation Inductive discharge injector driver
US6005763A (en) * 1998-02-20 1999-12-21 Sturman Industries, Inc. Pulsed-energy controllers and methods of operation thereof
DE19812742A1 (de) * 1998-03-24 1999-09-30 Bosch Gmbh Robert Verfahren und Vorrichtung zum Schalten einer Induktivität
DE19812744A1 (de) * 1998-03-24 1999-09-30 Bosch Gmbh Robert Verfahren und Vorrichtung zum Schalten eines induktiven Verbrauchers
US6091233A (en) * 1999-01-14 2000-07-18 Micro Linear Corporation Interleaved zero current switching in a power factor correction boost converter
US6166455A (en) * 1999-01-14 2000-12-26 Micro Linear Corporation Load current sharing and cascaded power supply modules
US6344980B1 (en) 1999-01-14 2002-02-05 Fairchild Semiconductor Corporation Universal pulse width modulating power converter
DE19922485B4 (de) * 1999-05-15 2008-06-12 Robert Bosch Gmbh Verfahren und Schaltungsanordnung zur Ansteuerung eines Doppelspulen-Hochdruckeinspritzmagnetventils für die Kraftstoffeinspritzung
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 .
US6684854B2 (en) 2001-12-14 2004-02-03 Caterpillar Inc Auxiliary systems for an engine having two electrical actuators on a single circuit
US6806446B1 (en) * 2002-10-04 2004-10-19 Stephen D. Neale Power management controls for electric appliances
JP2004197629A (ja) * 2002-12-18 2004-07-15 Denso Corp 電磁負荷駆動装置
US6953108B2 (en) 2003-04-04 2005-10-11 Millenworks Magnetorheological damper system
US7057870B2 (en) * 2003-07-17 2006-06-06 Cummins, Inc. Inductive load driver circuit and system
JP5966308B2 (ja) * 2011-10-13 2016-08-10 富士電機株式会社 誘導性負荷制御装置
EP3189585A1 (en) * 2014-09-02 2017-07-12 Apple Inc. Multi-phase battery charging with boost bypass
US10097017B2 (en) 2015-06-24 2018-10-09 Apple Inc. Systems and methods for bidirectional two-port battery charging with boost functionality
US10778026B2 (en) 2016-09-23 2020-09-15 Apple Inc. Multi-phase buck-boost charger

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2900420A1 (de) * 1979-01-08 1980-07-24 Bosch Gmbh Robert Einrichtung zum steuern des stromes durch einen elektromagnetischen verbraucher, insbesondere durch ein elektromagnetisch betaetigbares einspritzventil einer brennkraftmaschine
FR2533263B1 (fr) * 1982-09-16 1987-03-20 Renault Dispositif de commande d'organes electromagnetiques a actionnement rapide, tels qu'electrovannes ou injecteurs pour moteurs a combustion interne
US4618908A (en) * 1985-08-05 1986-10-21 Motorola, Inc. Injector driver control unit with internal overvoltage protection
JPS6380038A (ja) * 1986-09-19 1988-04-11 Nippon Denso Co Ltd 電磁弁駆動回路
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
JPH077367A (ja) * 1993-06-16 1995-01-10 Tdk Corp 圧電共振部品

Also Published As

Publication number Publication date
US4950974A (en) 1990-08-21
ES2030591T3 (es) 1992-11-01
ATE75002T1 (de) 1992-05-15
EP0366622B1 (en) 1992-04-15
DE68901248D1 (de) 1992-05-21
IT8867970A0 (it) 1988-10-27
EP0366622A3 (en) 1990-09-12
EP0366622A2 (en) 1990-05-02
JPH02176139A (ja) 1990-07-09

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971031