DE60129511D1 - Verfahren zum erkennen von einspritzungen in einem piezoelektrisch betätigten brennstoffeinspritzventil - Google Patents

Verfahren zum erkennen von einspritzungen in einem piezoelektrisch betätigten brennstoffeinspritzventil

Info

Publication number
DE60129511D1
DE60129511D1 DE60129511T DE60129511T DE60129511D1 DE 60129511 D1 DE60129511 D1 DE 60129511D1 DE 60129511 T DE60129511 T DE 60129511T DE 60129511 T DE60129511 T DE 60129511T DE 60129511 D1 DE60129511 D1 DE 60129511D1
Authority
DE
Germany
Prior art keywords
injections
detecting
fuel injection
injection valve
actuated fuel
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
DE60129511T
Other languages
English (en)
Other versions
DE60129511T2 (de
Inventor
Giulio Angel Ricci-Ottati
Martin Paul Gilling Hardy
Russell Bosch
Kenneth David Mowery
Andrew John Bouthto Hargreaves
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.)
Delphi Technologies Operations Luxembourg SARL
Original Assignee
Delphi Technologies Inc
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 Delphi Technologies Inc filed Critical Delphi Technologies Inc
Publication of DE60129511D1 publication Critical patent/DE60129511D1/de
Application granted granted Critical
Publication of DE60129511T2 publication Critical patent/DE60129511T2/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
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F02M65/005—Measuring or detecting injection-valve lift, e.g. to determine injection timing
    • 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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/401—Controlling injection timing
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/005—Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0043—Two-way valves
    • 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
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE60129511T 2000-02-11 2001-02-09 Verfahren zum erkennen von einspritzungen in einem piezoelektrisch betätigten brennstoffeinspritzventil Expired - Lifetime DE60129511T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US18209000P 2000-02-11 2000-02-11
US182090P 2000-02-11
US614153 2000-07-11
US09/614,153 US6420817B1 (en) 2000-02-11 2000-07-11 Method for detecting injection events in a piezoelectric actuated fuel injector
PCT/US2001/004377 WO2001063121A1 (en) 2000-02-11 2001-02-09 A method for detecting injection events in a piezoelectric actuated fuel injector

Publications (2)

Publication Number Publication Date
DE60129511D1 true DE60129511D1 (de) 2007-09-06
DE60129511T2 DE60129511T2 (de) 2007-11-22

Family

ID=26877777

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60129511T Expired - Lifetime DE60129511T2 (de) 2000-02-11 2001-02-09 Verfahren zum erkennen von einspritzungen in einem piezoelektrisch betätigten brennstoffeinspritzventil

Country Status (4)

Country Link
US (1) US6420817B1 (de)
EP (1) EP1169568B1 (de)
DE (1) DE60129511T2 (de)
WO (1) WO2001063121A1 (de)

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EP1174615B1 (de) * 2000-07-18 2007-01-31 Delphi Technologies, Inc. Kraftstoffeinspritzventil
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US7252249B2 (en) * 2002-02-22 2007-08-07 Delphi Technologies, Inc. Solenoid-type fuel injector assembly having stabilized ferritic stainless steel components
DE10228063A1 (de) * 2002-06-17 2004-01-08 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine insbesondere eines Kraftfahrzeugs
DE10237408A1 (de) * 2002-08-16 2004-02-19 Robert Bosch Gmbh Verfahren zum Betrieb einer Brennkraftmaschine
US6760212B2 (en) * 2002-09-23 2004-07-06 Delphi Technologies, Inc. Piezoelectric injector drive circuit
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DE102004044450B3 (de) * 2004-09-14 2006-04-06 Siemens Ag Verfahren und Vorrichtung zur Leerhuberkennung von Injektoren
DE102004052690B4 (de) * 2004-10-29 2007-06-06 Siemens Ag Treiber- und Auswerteeinrichtung für ein Einspritzventil,Verfahren und Vorrichtung zum Steuern eines Einspritzventils und Computerprogramm
DE102004063294B4 (de) * 2004-12-29 2006-11-16 Siemens Ag Verfahren und Vorrichtung zum Steuern eines Einspritzventils
DE102004063295A1 (de) * 2004-12-29 2006-07-20 Siemens Ag Verfahren und Vorrichtung zum Steuern eines Einspritzventils
DE102005001498B4 (de) * 2005-01-12 2007-02-08 Siemens Ag Verfahren und Vorrichtung zum Steuern eines Injektors
DE102005024876B4 (de) * 2005-05-31 2007-08-16 Siemens Ag Verfahren und Vorrichtung zum Steuern eines Einspritzventils
EP1837515A1 (de) 2006-03-20 2007-09-26 Delphi Technologies, Inc. Dämpfungsanordnung für ein Einspritzventil
DE102006013166A1 (de) 2006-03-22 2007-09-27 Robert Bosch Gmbh Verfahren zur Bestimmung einer Öffnungsspannung eines piezoelektrischen Injektors
EP1860312B1 (de) * 2006-05-23 2009-03-18 Delphi Technologies, Inc. Verfahren zum Betrieb einer Kraftstoffeinspritzdüse
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JP2010274620A (ja) * 2009-06-01 2010-12-09 Ricoh Co Ltd 液体吐出ヘッドおよび画像形成装置
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Also Published As

Publication number Publication date
WO2001063121A1 (en) 2001-08-30
US6420817B1 (en) 2002-07-16
EP1169568B1 (de) 2007-07-25
EP1169568A1 (de) 2002-01-09
DE60129511T2 (de) 2007-11-22

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8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DELPHI TECHNOLOGIES HOLDING S.A.R.L., BASCHARA, LU