EP0889223A3 - Procédé et dispositif pour détecter l'instant de commutation d'une électrovalve - Google Patents

Procédé et dispositif pour détecter l'instant de commutation d'une électrovalve Download PDF

Info

Publication number
EP0889223A3
EP0889223A3 EP98111675A EP98111675A EP0889223A3 EP 0889223 A3 EP0889223 A3 EP 0889223A3 EP 98111675 A EP98111675 A EP 98111675A EP 98111675 A EP98111675 A EP 98111675A EP 0889223 A3 EP0889223 A3 EP 0889223A3
Authority
EP
European Patent Office
Prior art keywords
value
detecting
switching time
electrovalve
detection
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP98111675A
Other languages
German (de)
English (en)
Other versions
EP0889223A2 (fr
EP0889223B1 (fr
Inventor
Werner Fischer
Birte Luebbert
Dietbert Schoenfelder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP0889223A2 publication Critical patent/EP0889223A2/fr
Publication of EP0889223A3 publication Critical patent/EP0889223A3/fr
Application granted granted Critical
Publication of EP0889223B1 publication Critical patent/EP0889223B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • F02D2041/2017—Output circuits, e.g. for controlling currents in command coils using means for creating a boost current or using reference switching
    • 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
    • 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
    • F02D2041/2044—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using pre-magnetisation or post-magnetisation of the coils

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)
  • Magnetically Actuated Valves (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
EP98111675A 1997-07-05 1998-06-25 Procédé et dispositif pour détecter l'instant de commutation d'une électrovalve Expired - Lifetime EP0889223B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19728840A DE19728840A1 (de) 1997-07-05 1997-07-05 Verfahren und Vorrichtung zur Erfassung eines Schaltzeitpunktes eines Magnetventils
DE19728840 1997-07-05

Publications (3)

Publication Number Publication Date
EP0889223A2 EP0889223A2 (fr) 1999-01-07
EP0889223A3 true EP0889223A3 (fr) 2001-03-28
EP0889223B1 EP0889223B1 (fr) 2003-05-21

Family

ID=7834816

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98111675A Expired - Lifetime EP0889223B1 (fr) 1997-07-05 1998-06-25 Procédé et dispositif pour détecter l'instant de commutation d'une électrovalve

Country Status (3)

Country Link
EP (1) EP0889223B1 (fr)
JP (1) JPH11229937A (fr)
DE (2) DE19728840A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1173658B1 (fr) * 2000-02-16 2005-09-21 Robert Bosch Gmbh Procede et circuit pour faire fonctionner une electrovanne
DE10129153A1 (de) * 2001-06-16 2003-01-09 Festo Ag & Co Elektromagnetisches Ventil mit Haltestromabsenkung
JP4037632B2 (ja) * 2001-09-28 2008-01-23 株式会社日立製作所 燃料噴射装置を備えた内燃機関の制御装置
DE10212092A1 (de) 2002-03-19 2003-10-09 Dbt Autom Gmbh Verfahren und Vorrichtung zum Betrieb eines Elektromagneten an einem eigensicheren Gleichstromkreis
ITBO20020359A1 (it) * 2002-06-07 2003-12-09 Magneti Marelli Powertrain Spa Metodo di pilotaggio di un iniettore di carburante con legge di comando differenziata in funzione del tempo di iniezione
JP4852160B2 (ja) * 2010-03-05 2012-01-11 シーケーディ株式会社 ソレノイド駆動回路
DE102011087418B4 (de) 2011-11-30 2015-03-26 Continental Automotive Gmbh Bestimmung des Öffnungsverhaltens eines Kraftstoffinjektors mittels einer elektrischen Test-Erregung ohne eine magnetische Sättigung
JP6314733B2 (ja) * 2014-08-06 2018-04-25 株式会社デンソー 内燃機関の燃料噴射制御装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245501A (en) * 1988-12-22 1993-09-14 Robert Bosch Gmbh Process and apparatus for controlling and measuring the movement of an armature of an electromagnetic switching member
DE4411789A1 (de) * 1994-04-06 1995-10-12 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung der Kraftstoffzumessung in eine Brennkraftmaschine
DE4425987A1 (de) * 1994-07-22 1996-01-25 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ansteuerung eines elektromagnetischen Verbrauchers
GB2293244A (en) * 1994-09-17 1996-03-20 Mtu Friedrichshafen Gmbh Determining the armature impact time upon de-energising a solenoid valve
DE19607073A1 (de) * 1996-02-24 1997-08-28 Bosch Gmbh Robert Verfahren zur Steuerung der Bewegung eines Ankers eines elektromagnetischen Schaltorgans

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245501A (en) * 1988-12-22 1993-09-14 Robert Bosch Gmbh Process and apparatus for controlling and measuring the movement of an armature of an electromagnetic switching member
DE4411789A1 (de) * 1994-04-06 1995-10-12 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung der Kraftstoffzumessung in eine Brennkraftmaschine
DE4425987A1 (de) * 1994-07-22 1996-01-25 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ansteuerung eines elektromagnetischen Verbrauchers
GB2293244A (en) * 1994-09-17 1996-03-20 Mtu Friedrichshafen Gmbh Determining the armature impact time upon de-energising a solenoid valve
DE19607073A1 (de) * 1996-02-24 1997-08-28 Bosch Gmbh Robert Verfahren zur Steuerung der Bewegung eines Ankers eines elektromagnetischen Schaltorgans

Also Published As

Publication number Publication date
DE19728840A1 (de) 1999-01-07
JPH11229937A (ja) 1999-08-24
DE59808413D1 (de) 2003-06-26
EP0889223A2 (fr) 1999-01-07
EP0889223B1 (fr) 2003-05-21

Similar Documents

Publication Publication Date Title
EP1014395A3 (fr) Procéde et appareil de réduction du bruit des dispositifs à commande électro-magnétique
EP0889223A3 (fr) Procédé et dispositif pour détecter l'instant de commutation d'une électrovalve
EP0940571A3 (fr) Procédé et dispositif pour contrôler l'injection de carburant
DE69220572D1 (de) Verfahren und vorrichtung zum testen von venenklappen
EP1164602A3 (fr) Procédé pour déterminer la position d'une armature
DE69103793D1 (de) Verfahren und Vorrichtung zur Erkennung von Fehlfunktionen in einem von einem Solenoid gesteuerten Stellantrieb eines Getriebes.
ATE23576T1 (de) Verfahren zum erkennen von gefuegeinhomogenitaeten in titanlegierungsproben und schweisslingen.
ATE145628T1 (de) Verfahren zur qualitativen klassierung von elektronisch gereinigtem garn
DE69204125D1 (de) Verfahren zum Vereinzeln von insbesondere offenen Poststücken und Verfahren zum Herstellen von dieser Vorrichtung.
DE59204575D1 (de) Verfahren zum Herstellen eines Gleitlagers für ein bewegliches Funktionsteil, Vorrichtung zur Durchführung dieses Verfahrens und Lagerungsteil des Gleitlagers.
EP1103710A3 (fr) Méthode et dispositif pour contrôler une charge
DE68902371D1 (de) Verfahren zur feststellung eines fehlerzustandes in einem waeschetrockner und dieses verfahren anwendender waeschetrockner.
EP0965776A3 (fr) Dispositif et méthode de commande pour une transmission de vitesses de véhicule automobile changeable automatiquement
ATE233336T1 (de) Vorrichtung und verfahren zum abteilen von fäden aus einer schicht
EP1679729A3 (fr) Dispositif destiné à une émission de signal sûre
EP0777130A3 (fr) Procédé digital de détection d'impulsions courtes et appareil pour la mise en oeuvre du procédé
EP1215082A3 (fr) Dispositif de fixation d'une première pièce à une deuxième pièce fixe
DE3864109D1 (de) Verfahren zum analysieren einer probe durch aetzen mittels eines buendels von teilchen und vorrichtung zur durchfuehrung dieses verfahrens.
EP0803680A3 (fr) Circuit et procédé pour surveiller un appareil chauffé au fuel
EP0854281A3 (fr) Dispositif de pilotage d'au moins un consommateur électromagnetique
SE431906B (sv) Sett och anordning for att anordna inspektionshal vid linlas
EP1010564A3 (fr) Dispositif pour contrôler la position de fermeture d'un bouchon de réservoir de carburant
DE68911099D1 (de) Vorrichtung zum Festspannen vom kegelförmigen Ende eines Werkstückes und Verfahren zur Anwendung dieser Vorrichtung.
Toribio et al. Micro- and Macroscopical Analysis of the Fracture of Notched Specimens
DE69525661D1 (de) Verfahren zur bestimmung und zum nachweis von spenderorganschäden nach xenotransplantation auf der grundlage von aus dem spenderorgan freigesetzten analyten

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20010928

AKX Designation fees paid

Free format text: DE FR GB IE

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Designated state(s): DE FR GB IE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20030521

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: GERMAN

REF Corresponds to:

Ref document number: 59808413

Country of ref document: DE

Date of ref document: 20030626

Kind code of ref document: P

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20030819

Year of fee payment: 6

Ref country code: IE

Payment date: 20030819

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20030917

Year of fee payment: 6

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20031013

REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

Ref document number: 0889223E

Country of ref document: IE

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20040224

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20040625

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20040625

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050228

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20090825

Year of fee payment: 12

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20110101