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GB2366664B - Control method - Google Patents

Control method

Info

Publication number
GB2366664B
GB2366664B GB0022045A GB0022045A GB2366664B GB 2366664 B GB2366664 B GB 2366664B GB 0022045 A GB0022045 A GB 0022045A GB 0022045 A GB0022045 A GB 0022045A GB 2366664 B GB2366664 B GB 2366664B
Authority
GB
United Kingdom
Prior art keywords
control method
control
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 - Fee Related
Application number
GB0022045A
Other versions
GB0022045D0 (en
GB2366664A (en
Inventor
Martin Paul Hardy
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 Inc
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
Priority to GB0022045A priority Critical patent/GB2366664B/en
Publication of GB0022045D0 publication Critical patent/GB0022045D0/en
Publication of GB2366664A publication Critical patent/GB2366664A/en
Application granted granted Critical
Publication of GB2366664B publication Critical patent/GB2366664B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means

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)
GB0022045A 2000-09-08 2000-09-08 Control method Expired - Fee Related GB2366664B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0022045A GB2366664B (en) 2000-09-08 2000-09-08 Control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0022045A GB2366664B (en) 2000-09-08 2000-09-08 Control method

Publications (3)

Publication Number Publication Date
GB0022045D0 GB0022045D0 (en) 2000-10-25
GB2366664A GB2366664A (en) 2002-03-13
GB2366664B true GB2366664B (en) 2004-03-24

Family

ID=9899086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0022045A Expired - Fee Related GB2366664B (en) 2000-09-08 2000-09-08 Control method

Country Status (1)

Country Link
GB (1) GB2366664B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004037255B4 (en) * 2004-07-31 2016-06-09 Robert Bosch Gmbh Method for operating a fuel injection device, in particular for a motor vehicle
DE102004053349A1 (en) * 2004-11-04 2006-05-18 Siemens Ag Fuel injector controlling method for internal combustion engine, involves actuating fuel injection by supplying control pulse to actuator, and supplying conditioning pulse to actuator before fuel injection, during injecting interval
DE102006058744A1 (en) * 2006-12-12 2008-06-19 Robert Bosch Gmbh Method for operating an injection valve
EP1956221B1 (en) * 2007-02-02 2009-12-02 Delphi Technologies, Inc. A method of operating a piezoelectric actuator
EP2083158A1 (en) 2008-01-22 2009-07-29 Delphi Technologies, Inc. Piezoelectrically actuated fuel injector and operating method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0509488A1 (en) * 1991-04-15 1992-10-21 Nec Corporation Method for protecting the piezoelectric element of a piezoelectric actuator against moisture
GB2334164A (en) * 1998-02-10 1999-08-11 Bosch Gmbh Robert A drift-compensated piezoelectric fuel injector actuator
WO1999066194A1 (en) * 1998-06-12 1999-12-23 Robert Bosch Gmbh Liquid control valve
EP1044326A1 (en) * 1998-10-23 2000-10-18 DaimlerChrysler AG Device and constant control of piezoelectric actuators for fuel injection systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0509488A1 (en) * 1991-04-15 1992-10-21 Nec Corporation Method for protecting the piezoelectric element of a piezoelectric actuator against moisture
GB2334164A (en) * 1998-02-10 1999-08-11 Bosch Gmbh Robert A drift-compensated piezoelectric fuel injector actuator
WO1999066194A1 (en) * 1998-06-12 1999-12-23 Robert Bosch Gmbh Liquid control valve
EP1044326A1 (en) * 1998-10-23 2000-10-18 DaimlerChrysler AG Device and constant control of piezoelectric actuators for fuel injection systems

Also Published As

Publication number Publication date
GB0022045D0 (en) 2000-10-25
GB2366664A (en) 2002-03-13

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20130425 AND 20130501

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140220 AND 20140226

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160908