IT1055675B - Procedimento e dispositivo di stabilizzazione della portata degli iniettori elettromagnetici mediante rilevamento del tempo di apertura definito tra due soglie di correnti prefissat - Google Patents

Procedimento e dispositivo di stabilizzazione della portata degli iniettori elettromagnetici mediante rilevamento del tempo di apertura definito tra due soglie di correnti prefissat

Info

Publication number
IT1055675B
IT1055675B IT69788/75A IT6978875A IT1055675B IT 1055675 B IT1055675 B IT 1055675B IT 69788/75 A IT69788/75 A IT 69788/75A IT 6978875 A IT6978875 A IT 6978875A IT 1055675 B IT1055675 B IT 1055675B
Authority
IT
Italy
Prior art keywords
procedure
flow
opening time
stabilization device
defined opening
Prior art date
Application number
IT69788/75A
Other languages
English (en)
Inventor
Nunzio V Di
Original Assignee
Fiat 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 Fiat Spa filed Critical Fiat Spa
Priority to IT69788/75A priority Critical patent/IT1055675B/it
Priority to GB44502/76A priority patent/GB1506335A/en
Priority to US05/736,684 priority patent/US4092717A/en
Priority to DE2651355A priority patent/DE2651355C3/de
Priority to FR7634005A priority patent/FR2331687A1/fr
Application granted granted Critical
Publication of IT1055675B publication Critical patent/IT1055675B/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
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2058—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using information of the actual current value

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)
IT69788/75A 1975-11-12 1975-11-12 Procedimento e dispositivo di stabilizzazione della portata degli iniettori elettromagnetici mediante rilevamento del tempo di apertura definito tra due soglie di correnti prefissat IT1055675B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT69788/75A IT1055675B (it) 1975-11-12 1975-11-12 Procedimento e dispositivo di stabilizzazione della portata degli iniettori elettromagnetici mediante rilevamento del tempo di apertura definito tra due soglie di correnti prefissat
GB44502/76A GB1506335A (en) 1975-11-12 1976-10-26 Process and device for stabilizing the through flow of electromagnetic injectors
US05/736,684 US4092717A (en) 1975-11-12 1976-10-28 Method and apparatus for stabilizing the through flow of electromagnetic injectors
DE2651355A DE2651355C3 (de) 1975-11-12 1976-11-10 Verfahren und Vorrichtung zur Stabilisieren der Öffnungszeit einer elektromagnetischen Einspritzvorrichtung einer Brennstoff-Einspritzanalge für Brennkraftmaschinen
FR7634005A FR2331687A1 (fr) 1975-11-12 1976-11-10 Procede et dispositif de stabilisation du debit d'injecteurs electromagnetiques de carburant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT69788/75A IT1055675B (it) 1975-11-12 1975-11-12 Procedimento e dispositivo di stabilizzazione della portata degli iniettori elettromagnetici mediante rilevamento del tempo di apertura definito tra due soglie di correnti prefissat

Publications (1)

Publication Number Publication Date
IT1055675B true IT1055675B (it) 1982-01-11

Family

ID=11312840

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69788/75A IT1055675B (it) 1975-11-12 1975-11-12 Procedimento e dispositivo di stabilizzazione della portata degli iniettori elettromagnetici mediante rilevamento del tempo di apertura definito tra due soglie di correnti prefissat

Country Status (5)

Country Link
US (1) US4092717A (it)
DE (1) DE2651355C3 (it)
FR (1) FR2331687A1 (it)
GB (1) GB1506335A (it)
IT (1) IT1055675B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5854978B2 (ja) * 1976-03-12 1983-12-07 固 青木 射出延伸吹込成形装置
US4232368A (en) * 1977-09-16 1980-11-04 Lucas Industries Limited Internal combustion engine function control system
DE2835228A1 (de) * 1978-08-11 1980-02-28 Bosch Gmbh Robert Einrichtung zur ansteuerung von elektromagnetischen verbrauchern, insbesondere von elektromagnetischen einspritzventilen bei brennkraftmaschinen
DE2841781A1 (de) * 1978-09-26 1980-04-10 Bosch Gmbh Robert Einrichtung zum betrieb von elektromagnetischen verbrauchern bei brennkraftmaschinen
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
JPS5675956A (en) * 1979-11-27 1981-06-23 Nippon Denso Co Ltd Injector driving circuit
JPS5677550A (en) * 1979-11-28 1981-06-25 Nippon Denso Co Ltd Fuel injector actuating circuit
DE3310920A1 (de) * 1983-03-25 1984-09-27 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und vorrichtung zur bestimmung des einspritzzeitpunktes bei brennkraftmaschinen waehrend des startvorgangs
JPS6098146A (ja) * 1983-11-02 1985-06-01 Nippon Soken Inc 内燃機関の燃料制御方法
JPH07111151B2 (ja) * 1984-01-10 1995-11-29 日本電装株式会社 デイ−ゼルエンジン用燃料噴射量制御装置
US4512317A (en) * 1984-02-27 1985-04-23 Allied Corporation Extended range throttle body fuel injection system
DE3616356A1 (de) * 1986-05-15 1987-11-19 Vdo Schindling Verfahren und schaltungsanordnung zur ansteuerung eines einspritzventils
ITBO20000488A1 (it) 2000-08-04 2002-02-04 Magneti Marelli Spa Metodo per il controllo di un iniettore in un motore a combustione interna .
US6923161B2 (en) * 2002-03-28 2005-08-02 Siemens Vdo Automotive Corporation Fuel injection timer and current regulator
EP2083159A1 (en) * 2008-01-28 2009-07-29 GM Global Technology Operations, Inc. A method for driving solenoid-actuated fuel injectors of internal combustion engines
US20090229578A1 (en) * 2008-03-14 2009-09-17 Lin Ming Hui Control device enabling integrated operation of vehicle electric system and engine electric solenoid fuel injection and ignition systems
DE102010000872A1 (de) * 2009-08-24 2011-03-03 Robert Bosch Gmbh Verfahren und Steuergerät zum Betreiben eines elektromagnetischen Aktors
DE102012217121B4 (de) 2012-09-24 2022-02-03 Vitesco Technologies GmbH Elektrische Ansteuerung eines Ventils basierend auf Kenntnis des Schließzeitpunkts bzw. Öffnungszeitpunktes des Ventils

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2088870A5 (it) * 1970-04-28 1972-01-07 Sopromi Soc Proc Modern Inject
US3854458A (en) * 1970-10-15 1974-12-17 Bendix Corp Fuel injection control system
DE2064554C2 (de) * 1970-12-30 1982-12-09 Daimler-Benz Ag, 7000 Stuttgart Einrichtung zur Förderung von Hydraulikmengen mit vorgegebenem Druck, z.B. Kraftstoffeinspritzung bei Brennkraftmaschinen
DE2132717A1 (de) * 1971-07-01 1973-01-18 Bosch Gmbh Robert Ansteuerschaltung fuer magnetventile hoher schaltgeschwindigkeit, insbesondere einer hydraulischen stelleinrichtung
JPS5427488B2 (it) * 1971-10-30 1979-09-10
FR2242758B1 (it) * 1973-09-05 1976-06-18 Peugeot & Renault
DE2445317C3 (de) * 1974-09-23 1979-09-13 Robert Bosch Gmbh, 7000 Stuttgart Elektrische Kraftstoffeinspritzanlage für Brennkraftmaschinen mit Steuerung durch die Ansaugluftmenge und mit einer Vorrichtung zur Verhinderung von Drehzahlschwingungen
US3987764A (en) * 1974-10-25 1976-10-26 International Harvester Company Timer means for sequential fuel injection

Also Published As

Publication number Publication date
FR2331687A1 (fr) 1977-06-10
GB1506335A (en) 1978-04-05
FR2331687B1 (it) 1980-10-24
US4092717A (en) 1978-05-30
DE2651355C3 (de) 1981-09-10
DE2651355A1 (de) 1977-05-26
DE2651355B2 (de) 1980-10-23

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