EP1450028A3 - Verfahren und Vorrichtung zur Überwachung eines piezoelektrischen Aktors - Google Patents
Verfahren und Vorrichtung zur Überwachung eines piezoelektrischen Aktors Download PDFInfo
- Publication number
- EP1450028A3 EP1450028A3 EP03104714A EP03104714A EP1450028A3 EP 1450028 A3 EP1450028 A3 EP 1450028A3 EP 03104714 A EP03104714 A EP 03104714A EP 03104714 A EP03104714 A EP 03104714A EP 1450028 A3 EP1450028 A3 EP 1450028A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- monitoring
- piezoelectric actuator
- characteristic
- determined
- injector
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000012544 monitoring process Methods 0.000 title abstract 2
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
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
-
- 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
- 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
- F02D2041/2086—Output circuits, e.g. for controlling currents in command coils with means for detecting circuit failures
- F02D2041/2089—Output circuits, e.g. for controlling currents in command coils with means for detecting circuit failures detecting open circuits
-
- 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
- F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic
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)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2003107461 DE10307461A1 (de) | 2003-02-21 | 2003-02-21 | Verfahren und Vorrichtung zur Überwachung eines piezoelektrischen Aktors |
DE10307461 | 2003-02-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1450028A2 EP1450028A2 (de) | 2004-08-25 |
EP1450028A3 true EP1450028A3 (de) | 2005-08-31 |
Family
ID=32731091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03104714A Withdrawn EP1450028A3 (de) | 2003-02-21 | 2003-12-16 | Verfahren und Vorrichtung zur Überwachung eines piezoelektrischen Aktors |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1450028A3 (de) |
DE (1) | DE10307461A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8960651B2 (en) | 2008-12-04 | 2015-02-24 | Shell Oil Company | Vessel for cooling syngas |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10336639A1 (de) * | 2003-08-08 | 2005-03-03 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Funktionsdiagnose eines Piezoaktors eines Kraftstoffzumesssystems einer Brennkraftmaschine |
EP1752642B1 (de) * | 2005-08-04 | 2007-11-21 | Delphi Technologies, Inc. | Verfahren und Vorrichtung zum Überwachen und Beurteilen der Funktion eines piezoelektrischen Aktors |
US20080190026A1 (en) | 2006-12-01 | 2008-08-14 | De Jong Johannes Cornelis | Process to prepare a mixture of hydrogen and carbon monoxide from a liquid hydrocarbon feedstock containing a certain amount of ash |
US8052864B2 (en) | 2006-12-01 | 2011-11-08 | Shell Oil Company | Process to prepare a sweet crude |
US9051522B2 (en) | 2006-12-01 | 2015-06-09 | Shell Oil Company | Gasification reactor |
DE102007023547B3 (de) * | 2007-05-21 | 2008-06-26 | Siemens Ag | Verfahren und Vorrichtung zum Ermitteln einer Irreversibilität einer Längenänderung eines Piezokristalls |
DE102008023373B4 (de) * | 2008-05-13 | 2010-04-08 | Continental Automotive Gmbh | Verfahren zum Steuern eines Einspritzventils, Kraftstoff-Einspritzanlage und Verbrennungsmotor |
DE102008043409A1 (de) | 2008-11-03 | 2010-05-06 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Kraftstoffeinspritzventils |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999067527A2 (de) * | 1998-06-25 | 1999-12-29 | Siemens Aktiengesellschaft | Verfahren und anordnung zum steuern eines kapazitiven aktors |
WO2002050413A1 (de) * | 2000-12-18 | 2002-06-27 | Siemens Aktiengesellschaft | Aktorsteuerung und zugehöriges verfahren |
US6487505B1 (en) * | 1998-02-03 | 2002-11-26 | Siemens Aktiengesellschaft | Method for evaluating characteristic values of piezo-mechanical systems |
-
2003
- 2003-02-21 DE DE2003107461 patent/DE10307461A1/de not_active Withdrawn
- 2003-12-16 EP EP03104714A patent/EP1450028A3/de not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6487505B1 (en) * | 1998-02-03 | 2002-11-26 | Siemens Aktiengesellschaft | Method for evaluating characteristic values of piezo-mechanical systems |
WO1999067527A2 (de) * | 1998-06-25 | 1999-12-29 | Siemens Aktiengesellschaft | Verfahren und anordnung zum steuern eines kapazitiven aktors |
WO2002050413A1 (de) * | 2000-12-18 | 2002-06-27 | Siemens Aktiengesellschaft | Aktorsteuerung und zugehöriges verfahren |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8960651B2 (en) | 2008-12-04 | 2015-02-24 | Shell Oil Company | Vessel for cooling syngas |
Also Published As
Publication number | Publication date |
---|---|
EP1450028A2 (de) | 2004-08-25 |
DE10307461A1 (de) | 2004-09-02 |
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17P | Request for examination filed |
Effective date: 20060228 |
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AKX | Designation fees paid |
Designated state(s): DE FR GB IT |
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17Q | First examination report despatched |
Effective date: 20070402 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20070814 |