EP1138935A1 - Bestimmung der Temperatur eines piezoelektrischen Elements und Verwendung derselben zur Korrektur der Steuerspannung - Google Patents

Bestimmung der Temperatur eines piezoelektrischen Elements und Verwendung derselben zur Korrektur der Steuerspannung Download PDF

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Publication number
EP1138935A1
EP1138935A1 EP00106985A EP00106985A EP1138935A1 EP 1138935 A1 EP1138935 A1 EP 1138935A1 EP 00106985 A EP00106985 A EP 00106985A EP 00106985 A EP00106985 A EP 00106985A EP 1138935 A1 EP1138935 A1 EP 1138935A1
Authority
EP
European Patent Office
Prior art keywords
piezoelectric element
voltage
charging
discharging
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.)
Granted
Application number
EP00106985A
Other languages
English (en)
French (fr)
Other versions
EP1138935B1 (de
Inventor
Johannes-Joerg Rueger
Udo Schulz
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
Priority to DE60037104T priority Critical patent/DE60037104T2/de
Priority to AT00106985T priority patent/ATE378510T1/de
Priority to ES00106985T priority patent/ES2292387T3/es
Priority to EP00106985A priority patent/EP1138935B1/de
Publication of EP1138935A1 publication Critical patent/EP1138935A1/de
Application granted granted Critical
Publication of EP1138935B1 publication Critical patent/EP1138935B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • 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
EP00106985A 2000-04-01 2000-04-01 Bestimmung der Temperatur eines piezoelektrischen Elements und Verwendung derselben zur Korrektur der Steuerspannung Expired - Lifetime EP1138935B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE60037104T DE60037104T2 (de) 2000-04-01 2000-04-01 Bestimmung der Temperatur eines piezoelektrischen Elements und Verwendung derselben zur Korrektur der Steuerspannung
AT00106985T ATE378510T1 (de) 2000-04-01 2000-04-01 Bestimmung der temperatur eines piezoelektrischen elements und verwendung derselben zur korrektur der steuerspannung
ES00106985T ES2292387T3 (es) 2000-04-01 2000-04-01 Determinacion de la temperatura de un elemento piezoelectrico, y su utilizacion para corregir la tencion de mando.
EP00106985A EP1138935B1 (de) 2000-04-01 2000-04-01 Bestimmung der Temperatur eines piezoelektrischen Elements und Verwendung derselben zur Korrektur der Steuerspannung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00106985A EP1138935B1 (de) 2000-04-01 2000-04-01 Bestimmung der Temperatur eines piezoelektrischen Elements und Verwendung derselben zur Korrektur der Steuerspannung

Publications (2)

Publication Number Publication Date
EP1138935A1 true EP1138935A1 (de) 2001-10-04
EP1138935B1 EP1138935B1 (de) 2007-11-14

Family

ID=8168325

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00106985A Expired - Lifetime EP1138935B1 (de) 2000-04-01 2000-04-01 Bestimmung der Temperatur eines piezoelektrischen Elements und Verwendung derselben zur Korrektur der Steuerspannung

Country Status (4)

Country Link
EP (1) EP1138935B1 (de)
AT (1) ATE378510T1 (de)
DE (1) DE60037104T2 (de)
ES (1) ES2292387T3 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7102331B2 (en) 2003-01-17 2006-09-05 Black & Decker Inc. Generator with dual cycloconverter for 120/240 VAC operation

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008045955A1 (de) 2008-09-04 2010-03-11 Continental Automotive Gmbh Verfahren und Vorrichtung zur Korrektur einer temperaturbedingten Längenänderung einer Aktoreinheit, die im Gehäuse eines Kraftstoffinjektors angeordnet ist

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01187345A (ja) * 1988-01-20 1989-07-26 Toyota Motor Corp 燃料噴射制御用圧電素子の駆動制御装置
JPH06140682A (ja) * 1992-10-22 1994-05-20 Toyota Motor Corp 圧電素子の駆動回路
DE19723932C1 (de) * 1997-06-06 1998-12-24 Siemens Ag Verfahren zum Ansteuern wenigstens eines kapazitiven Stellgliedes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01187345A (ja) * 1988-01-20 1989-07-26 Toyota Motor Corp 燃料噴射制御用圧電素子の駆動制御装置
JPH06140682A (ja) * 1992-10-22 1994-05-20 Toyota Motor Corp 圧電素子の駆動回路
DE19723932C1 (de) * 1997-06-06 1998-12-24 Siemens Ag Verfahren zum Ansteuern wenigstens eines kapazitiven Stellgliedes

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 013, no. 477 (M - 885) 27 October 1989 (1989-10-27) *
PATENT ABSTRACTS OF JAPAN vol. 018, no. 447 (E - 1594) 19 August 1994 (1994-08-19) *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7102331B2 (en) 2003-01-17 2006-09-05 Black & Decker Inc. Generator with dual cycloconverter for 120/240 VAC operation

Also Published As

Publication number Publication date
ES2292387T3 (es) 2008-03-16
DE60037104D1 (de) 2007-12-27
DE60037104T2 (de) 2008-03-20
ATE378510T1 (de) 2007-11-15
EP1138935B1 (de) 2007-11-14

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