DE50311804D1 - Verfahren und vorrichtung zur detektion von betriebszuständen einer pumpe-düse-einheit - Google Patents

Verfahren und vorrichtung zur detektion von betriebszuständen einer pumpe-düse-einheit

Info

Publication number
DE50311804D1
DE50311804D1 DE50311804T DE50311804T DE50311804D1 DE 50311804 D1 DE50311804 D1 DE 50311804D1 DE 50311804 T DE50311804 T DE 50311804T DE 50311804 T DE50311804 T DE 50311804T DE 50311804 D1 DE50311804 D1 DE 50311804D1
Authority
DE
Germany
Prior art keywords
pump
nozzle unit
operating states
detecting operating
detecting
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.)
Expired - Lifetime
Application number
DE50311804T
Other languages
English (en)
Inventor
Rainer Hirn
Richard Pirkl
Peter Voigt
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.)
Continental Automotive GmbH
Original Assignee
Continental Automotive 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 Continental Automotive GmbH filed Critical Continental Automotive GmbH
Application granted granted Critical
Publication of DE50311804D1 publication Critical patent/DE50311804D1/de
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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
    • F02M59/468—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means using piezoelectric operating means
    • 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
    • F02D41/2096—Output circuits, e.g. for controlling currents in command coils for controlling piezoelectric injectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • F02M59/366—Valves being actuated electrically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift
    • 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
    • F02D2041/2051—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using voltage 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
    • F02D2041/2055—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit with means for determining actual opening or closing time
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/701—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger mechanical

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
DE50311804T 2002-02-07 2003-02-03 Verfahren und vorrichtung zur detektion von betriebszuständen einer pumpe-düse-einheit Expired - Lifetime DE50311804D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10205113 2002-02-07
PCT/DE2003/000297 WO2003067073A1 (de) 2002-02-07 2003-02-03 Verfahren und vorrichtung zur detektion von betriebszuständen einer pumpe-düse-einheit

Publications (1)

Publication Number Publication Date
DE50311804D1 true DE50311804D1 (de) 2009-09-24

Family

ID=27674584

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50311804T Expired - Lifetime DE50311804D1 (de) 2002-02-07 2003-02-03 Verfahren und vorrichtung zur detektion von betriebszuständen einer pumpe-düse-einheit

Country Status (3)

Country Link
EP (1) EP1472454B1 (de)
DE (1) DE50311804D1 (de)
WO (1) WO2003067073A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10349307B3 (de) * 2003-10-23 2005-05-25 Siemens Ag Diagnoseverfahren für einen elektromechanischen Aktor
DE102004020937B4 (de) * 2004-04-28 2010-07-15 Continental Automotive Gmbh Verfahren zum Bestimmen einer Schließzeit eines Schließgliedes und Schaltungsanordnung
DE102004029906B4 (de) * 2004-06-21 2017-01-19 Continental Automotive Gmbh Verfahren und Vorrichtung zum Steuern eines Einspritzventils und Computerprogramm
DE102004058971B4 (de) * 2004-12-08 2006-12-28 Volkswagen Mechatronic Gmbh & Co. Kg Verfahren zum Steuern eines piezoelektrischen Aktors und Steuereinheit zum Steuern eines piezoelektrischen Aktors
DE102005016279B4 (de) 2005-04-08 2018-09-13 Continental Automotive Gmbh Schaltungsanordnung und Verfahren zum Betätigen eines auf- und entladbaren, elektromechanischen Stellgliedes
DE102008061586B4 (de) 2008-12-11 2015-08-20 Continental Automotive Gmbh Verfahren und Vorrichtung zur Ansteuerung eines Festkörperaktuators
DE102014209326A1 (de) * 2014-05-16 2015-11-19 Robert Bosch Gmbh Verfahren zur Bestimmung eines Schließzeitpunktes eines Kraftstoffinjektors

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5097171A (en) * 1989-10-24 1992-03-17 Nippondenso Co., Ltd. Piezo-actuator shock absorber damping force controlling system having abnormality detection function
JPH04286657A (ja) * 1991-03-18 1992-10-12 Fujitsu Ltd 圧電素子の異常検出回路
DE19835494C2 (de) * 1998-08-06 2000-06-21 Bosch Gmbh Robert Pumpe-Düse-Einheit
DE19930309C2 (de) * 1999-07-01 2001-12-06 Siemens Ag Verfahren und Vorrichtung zur Regelung der Einspritzmenge bei einem Kraftstoffeinspritzventil mit Piezoelement-Aktor
DE10038995A1 (de) * 1999-10-16 2001-04-19 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung der Kraftstoffzumessung in einer Brennkraftmaschine
US6420817B1 (en) * 2000-02-11 2002-07-16 Delphi Technologies, Inc. Method for detecting injection events in a piezoelectric actuated fuel injector

Also Published As

Publication number Publication date
EP1472454A1 (de) 2004-11-03
WO2003067073A1 (de) 2003-08-14
EP1472454B1 (de) 2009-08-12

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Legal Events

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