IT1051454B - Procedimento e dispositivo di stabilizzazione della portata negli iniettori elettromagnetici mediante correlazione tra istante di apertura e corrente di eccitazione - Google Patents
Procedimento e dispositivo di stabilizzazione della portata negli iniettori elettromagnetici mediante correlazione tra istante di apertura e corrente di eccitazioneInfo
- Publication number
- IT1051454B IT1051454B IT70010/75A IT7001075A IT1051454B IT 1051454 B IT1051454 B IT 1051454B IT 70010/75 A IT70010/75 A IT 70010/75A IT 7001075 A IT7001075 A IT 7001075A IT 1051454 B IT1051454 B IT 1051454B
- Authority
- IT
- Italy
- Prior art keywords
- correlation
- flow rate
- excitation current
- stabilization procedure
- rate stabilization
- Prior art date
Links
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
-
- 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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D2041/1409—Introducing closed-loop corrections characterised by the control or regulation method using at least a proportional, integral or derivative controller
-
- 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
- F02D41/20—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
- F02D2041/2058—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using information of the actual current value
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Fuel-Injection Apparatus (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT70010/75A IT1051454B (it) | 1975-12-09 | 1975-12-09 | Procedimento e dispositivo di stabilizzazione della portata negli iniettori elettromagnetici mediante correlazione tra istante di apertura e corrente di eccitazione |
US05/743,023 US4140084A (en) | 1975-12-09 | 1976-11-18 | Process and apparatus for the stabilization of the period of opening of electromagnetic fuel injector |
GB49490/76A GB1507239A (en) | 1975-12-09 | 1976-11-26 | Process and apparatus for the stabilization of the period of opening of electromagnetic fuel injectors |
DE2655615A DE2655615C3 (de) | 1975-12-09 | 1976-12-08 | Verfahren und Vorrichtung zum Stabilisieren der Öffnungsperiode einer elektromagnetisch betätigten Brennstoff-Einspritzvorrichtung für Brennkraftmaschinen |
FR7637020A FR2334830A1 (fr) | 1975-12-09 | 1976-12-08 | Procede et appareil de stabilisation de la periode d'ouverture d'un injecteur de carburant a commande electromagnetique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT70010/75A IT1051454B (it) | 1975-12-09 | 1975-12-09 | Procedimento e dispositivo di stabilizzazione della portata negli iniettori elettromagnetici mediante correlazione tra istante di apertura e corrente di eccitazione |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1051454B true IT1051454B (it) | 1981-04-21 |
Family
ID=11313289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT70010/75A IT1051454B (it) | 1975-12-09 | 1975-12-09 | Procedimento e dispositivo di stabilizzazione della portata negli iniettori elettromagnetici mediante correlazione tra istante di apertura e corrente di eccitazione |
Country Status (5)
Country | Link |
---|---|
US (1) | US4140084A (it) |
DE (1) | DE2655615C3 (it) |
FR (1) | FR2334830A1 (it) |
GB (1) | GB1507239A (it) |
IT (1) | IT1051454B (it) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4279230A (en) * | 1977-05-06 | 1981-07-21 | Societe Industrielle De Brevets Et D'etudes S.I.B.E. | Fuel control systems for internal combustion engines |
GB1604402A (en) * | 1977-07-20 | 1981-12-09 | Lucas Industries Ltd | Solenoid drive circuits |
EP0008509B1 (en) * | 1978-08-24 | 1983-02-23 | LUCAS INDUSTRIES public limited company | Control circuits for solenoids |
JPS6022190B2 (ja) * | 1978-08-25 | 1985-05-31 | 日産自動車株式会社 | 排気還流制御装置 |
DE3310920A1 (de) * | 1983-03-25 | 1984-09-27 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren und vorrichtung zur bestimmung des einspritzzeitpunktes bei brennkraftmaschinen waehrend des startvorgangs |
JPS6098146A (ja) * | 1983-11-02 | 1985-06-01 | Nippon Soken Inc | 内燃機関の燃料制御方法 |
US4612597A (en) * | 1984-12-19 | 1986-09-16 | General Motors Corporation | Circuit for controlling and indicating fuel injector operation |
US4753207A (en) * | 1986-10-30 | 1988-06-28 | Allied Corporation | Low voltage supply control system for fuel injectors |
JP2786332B2 (ja) * | 1989-05-19 | 1998-08-13 | オービタル、エンジン、カンパニー、(オーストラリア)、プロプライエタリ、リミテッド | ソレノイドの作動制御方法及びその装置 |
US5267545A (en) * | 1989-05-19 | 1993-12-07 | Orbital Engine Company (Australia) Pty. Limited | Method and apparatus for controlling the operation of a solenoid |
DE4329981A1 (de) * | 1993-09-04 | 1995-03-09 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Ansteuerung eines elektromagnetischen Verbrauchers |
JP2001317394A (ja) * | 2000-04-28 | 2001-11-16 | Mitsubishi Electric Corp | 筒内噴射エンジンの燃料噴射制御装置 |
US8027751B2 (en) | 2007-07-16 | 2011-09-27 | Delphi Technologies Holding S.Arl | Fluid delivery system |
US20090278509A1 (en) * | 2008-05-06 | 2009-11-12 | Samuel Boyles | Battery charging and isolation system for gas engine |
DE102009002483A1 (de) * | 2009-04-20 | 2010-10-21 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Einspritzventils |
DE102011087418B4 (de) * | 2011-11-30 | 2015-03-26 | Continental Automotive Gmbh | Bestimmung des Öffnungsverhaltens eines Kraftstoffinjektors mittels einer elektrischen Test-Erregung ohne eine magnetische Sättigung |
DE102012205573B4 (de) | 2012-04-04 | 2019-06-06 | Continental Automotive Gmbh | Bestimmen des zeitlichen Bewegungsverhaltens eines Kraftstoffinjektors basierend auf einer Auswertung des zeitlichen Verlaufs von verschiedenen elektrischen Messgrößen |
US9453488B2 (en) * | 2013-10-29 | 2016-09-27 | Continental Automotive Systems, Inc. | Direct injection solenoid injector opening time detection |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1526506A1 (de) * | 1966-11-25 | 1970-03-26 | Bosch Gmbh Robert | Kraftstoffeinspritzanlage |
GB1362808A (en) * | 1970-12-31 | 1974-08-07 | Nissan Motor | Fuel injection system incorporating shift shock preventing device |
DE2132717A1 (de) * | 1971-07-01 | 1973-01-18 | Bosch Gmbh Robert | Ansteuerschaltung fuer magnetventile hoher schaltgeschwindigkeit, insbesondere einer hydraulischen stelleinrichtung |
GB1429306A (en) * | 1972-04-04 | 1976-03-24 | Cav Ltd | Control systems for fuel systems for engines |
JPS5119532B2 (it) * | 1972-09-22 | 1976-06-18 | ||
FR2259394B1 (it) * | 1974-01-24 | 1976-10-08 | Cit Alcatel | |
FR2284037A1 (fr) * | 1974-09-09 | 1976-04-02 | Peugeot & Renault | Procede et dispositif de commande d'un injecteur electromagnetique |
US3965410A (en) * | 1975-08-11 | 1976-06-22 | Sperry Rand Corporation | A.C. potentiometer with bridge having voltage controllable devices |
-
1975
- 1975-12-09 IT IT70010/75A patent/IT1051454B/it active
-
1976
- 1976-11-18 US US05/743,023 patent/US4140084A/en not_active Expired - Lifetime
- 1976-11-26 GB GB49490/76A patent/GB1507239A/en not_active Expired
- 1976-12-08 DE DE2655615A patent/DE2655615C3/de not_active Expired
- 1976-12-08 FR FR7637020A patent/FR2334830A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1507239A (en) | 1978-04-12 |
FR2334830B1 (it) | 1978-06-30 |
FR2334830A1 (fr) | 1977-07-08 |
US4140084A (en) | 1979-02-20 |
DE2655615A1 (de) | 1977-06-23 |
DE2655615C3 (de) | 1981-08-06 |
DE2655615B2 (it) | 1980-10-16 |
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