ATE450704T1 - Verbesserungen im zusammenhang mit der steuerung von kraftstoffeinspritzdüsen - Google Patents
Verbesserungen im zusammenhang mit der steuerung von kraftstoffeinspritzdüsenInfo
- Publication number
- ATE450704T1 ATE450704T1 AT07252741T AT07252741T ATE450704T1 AT E450704 T1 ATE450704 T1 AT E450704T1 AT 07252741 T AT07252741 T AT 07252741T AT 07252741 T AT07252741 T AT 07252741T AT E450704 T1 ATE450704 T1 AT E450704T1
- Authority
- AT
- Austria
- Prior art keywords
- frequency spectrum
- fuel injector
- spectrum signature
- electrical characteristic
- injector
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title abstract 2
- 238000001228 spectrum Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 2
- 238000012544 monitoring process Methods 0.000 abstract 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
- H02N2/06—Drive circuits; Control arrangements or methods
-
- 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
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
- F02D41/28—Interface circuits
- F02D2041/286—Interface circuits comprising means for signal processing
- F02D2041/288—Interface circuits comprising means for signal processing for performing a transformation into the frequency domain, e.g. Fourier transformation
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0614855.5A GB0614855D0 (en) | 2006-07-26 | 2006-07-26 | Method of operating a fuel injector |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE450704T1 true ATE450704T1 (de) | 2009-12-15 |
Family
ID=37006204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT07252741T ATE450704T1 (de) | 2006-07-26 | 2007-07-09 | Verbesserungen im zusammenhang mit der steuerung von kraftstoffeinspritzdüsen |
Country Status (6)
Country | Link |
---|---|
US (1) | US8000876B2 (de) |
EP (1) | EP1887205B1 (de) |
JP (1) | JP4340306B2 (de) |
AT (1) | ATE450704T1 (de) |
DE (1) | DE602007003526D1 (de) |
GB (1) | GB0614855D0 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005036190A1 (de) * | 2005-08-02 | 2007-02-08 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Steuerung eines Einspritzsystems einer Brennkraftmaschine |
WO2011072293A2 (en) * | 2009-12-11 | 2011-06-16 | Purdue Research Foundation | Flow rate estimation for piezo-electric fuel injection |
US8803536B2 (en) * | 2010-09-29 | 2014-08-12 | Peratech Limited | Detector responsive to interactions of varying intensity |
US8700360B2 (en) * | 2010-12-31 | 2014-04-15 | Cummins Intellectual Properties, Inc. | System and method for monitoring and detecting faults in a closed-loop system |
DE102011003751B4 (de) | 2011-02-08 | 2021-06-10 | Vitesco Technologies GmbH | Einspritzvorrichtung |
DE102012209965A1 (de) * | 2012-06-14 | 2013-12-19 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Ventils |
GB2523318A (en) * | 2014-02-19 | 2015-08-26 | Gm Global Tech Operations Inc | Method of operating an internal combustion engine |
DE102014212377B4 (de) * | 2014-06-27 | 2016-07-21 | Continental Automotive Gmbh | Verfahren zur Bestimmung eines Zustandes eines Einspritzventils |
FR3051956B1 (fr) * | 2016-05-31 | 2018-05-25 | Continental Automotive France | Procede de detection de la defaillance d'une solution logicielle d'estimation de l'instant d'interruption d'une injection de carburant d'un moteur a combustion interne |
US10401398B2 (en) | 2017-03-03 | 2019-09-03 | Woodward, Inc. | Fingerprinting of fluid injection devices |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4499878A (en) * | 1982-10-25 | 1985-02-19 | Nippon Soken, Inc. | Fuel injection system for an internal combustion engine |
FR2726603B1 (fr) * | 1994-11-09 | 1996-12-13 | Snecma | Dispositif de controle actif des instabilites de combustion et de decokefaction d'un injecteur de carburant |
US6026639A (en) | 1997-11-03 | 2000-02-22 | Engelhard Corporation | Apparatus and method for diagnosis of catalyst performance |
DE19804196A1 (de) | 1998-02-03 | 1999-08-12 | Siemens Ag | Verfahren zur Auswertung von Kennwerten piezo-mechanischer Systeme |
EP1139445A1 (de) * | 2000-04-01 | 2001-10-04 | Robert Bosch GmbH | Methode und Vorrichtung für die Diagnose einer Störung in einem System, das ein piezoelektrisches Element verwendet |
US6668812B2 (en) | 2001-01-08 | 2003-12-30 | General Motors Corporation | Individual cylinder controller for three-cylinder engine |
DE102004023545A1 (de) * | 2004-05-13 | 2005-12-08 | Daimlerchrysler Ag | Verfahren zur Ermittlung der Position eines beweglichen Verschlusselementes eines Einspritzventils |
US7027910B1 (en) | 2005-01-13 | 2006-04-11 | General Motors Corporation | Individual cylinder controller for four-cylinder engine |
DE102005036190A1 (de) * | 2005-08-02 | 2007-02-08 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Steuerung eines Einspritzsystems einer Brennkraftmaschine |
US7681555B2 (en) * | 2006-05-23 | 2010-03-23 | Delphi Technologies, Inc. | Controller for a fuel injector and a method of operating a fuel injector |
-
2006
- 2006-07-26 GB GBGB0614855.5A patent/GB0614855D0/en not_active Ceased
-
2007
- 2007-07-09 US US11/825,711 patent/US8000876B2/en active Active
- 2007-07-09 DE DE602007003526T patent/DE602007003526D1/de active Active
- 2007-07-09 AT AT07252741T patent/ATE450704T1/de not_active IP Right Cessation
- 2007-07-09 EP EP07252741A patent/EP1887205B1/de active Active
- 2007-07-11 JP JP2007181815A patent/JP4340306B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
EP1887205A1 (de) | 2008-02-13 |
JP4340306B2 (ja) | 2009-10-07 |
GB0614855D0 (en) | 2006-09-06 |
JP2008031993A (ja) | 2008-02-14 |
US20080027585A1 (en) | 2008-01-31 |
EP1887205B1 (de) | 2009-12-02 |
US8000876B2 (en) | 2011-08-16 |
DE602007003526D1 (de) | 2010-01-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |