IT1261575B - Metodo di diagnosi di malfunzionamenti del circuito ad alta pressione di impianti di iniezione ad alta pressione per motori a combustione interna - Google Patents
Metodo di diagnosi di malfunzionamenti del circuito ad alta pressione di impianti di iniezione ad alta pressione per motori a combustione internaInfo
- Publication number
- IT1261575B IT1261575B ITTO930646A ITTO930646A IT1261575B IT 1261575 B IT1261575 B IT 1261575B IT TO930646 A ITTO930646 A IT TO930646A IT TO930646 A ITTO930646 A IT TO930646A IT 1261575 B IT1261575 B IT 1261575B
- Authority
- IT
- Italy
- Prior art keywords
- high pressure
- pressure
- duty cycle
- malfunctions
- diagnosis
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000002485 combustion reaction Methods 0.000 title 1
- 238000003745 diagnosis Methods 0.000 title 1
- 238000002347 injection Methods 0.000 title 1
- 239000007924 injection Substances 0.000 title 1
- 239000000446 fuel Substances 0.000 abstract 2
- 238000002405 diagnostic procedure Methods 0.000 abstract 1
- 230000007257 malfunction Effects 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 230000000737 periodic effect Effects 0.000 abstract 1
- 230000002688 persistence Effects 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
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/3809—Common rail control systems
- F02D41/3836—Controlling the fuel 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
- F02D41/22—Safety or indicating devices for abnormal conditions
-
- 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
- F02D2041/2024—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit the control switching a load after time-on and time-off pulses
- F02D2041/2027—Control of the current by pulse width modulation or duty cycle 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
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
- F02D2041/223—Diagnosis of fuel pressure sensors
-
- 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
- F02D2041/224—Diagnosis of the fuel system
-
- 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
- F02D2041/224—Diagnosis of the fuel system
- F02D2041/225—Leakage detection
-
- 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
- F02D2041/228—Warning displays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0602—Fuel pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2250/00—Engine control related to specific problems or objectives
- F02D2250/31—Control of the fuel 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
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/3809—Common rail control systems
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)
- Combined Controls Of Internal Combustion Engines (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO930646A IT1261575B (it) | 1993-09-03 | 1993-09-03 | Metodo di diagnosi di malfunzionamenti del circuito ad alta pressione di impianti di iniezione ad alta pressione per motori a combustione interna |
JP50796095A JP3727339B2 (ja) | 1993-09-03 | 1994-09-02 | 内燃機関高圧噴射装置の高圧回路における障害診断方法 |
PCT/EP1994/002922 WO1995006814A1 (en) | 1993-09-03 | 1994-09-02 | Method of diagnosing malfunctioning of the high-pressure circuit of internal combustion engine high-pressure injection systems |
EP94927543A EP0668966B1 (de) | 1993-09-03 | 1994-09-02 | Verfahren zur feststellung von störungen im hochdruckkreis eines hochdruck-kraftstoffeinspritz-systems einer brennkraftmaschine |
DE69409222T DE69409222T2 (de) | 1993-09-03 | 1994-09-02 | Verfahren zur feststellung von störungen im hochdruckkreis eines hochdruck-kraftstoffeinspritz-systems einer brennkraftmaschine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO930646A IT1261575B (it) | 1993-09-03 | 1993-09-03 | Metodo di diagnosi di malfunzionamenti del circuito ad alta pressione di impianti di iniezione ad alta pressione per motori a combustione interna |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO930646A0 ITTO930646A0 (it) | 1993-09-03 |
ITTO930646A1 ITTO930646A1 (it) | 1995-03-03 |
IT1261575B true IT1261575B (it) | 1996-05-23 |
Family
ID=11411710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO930646A IT1261575B (it) | 1993-09-03 | 1993-09-03 | Metodo di diagnosi di malfunzionamenti del circuito ad alta pressione di impianti di iniezione ad alta pressione per motori a combustione interna |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0668966B1 (de) |
JP (1) | JP3727339B2 (de) |
DE (1) | DE69409222T2 (de) |
IT (1) | IT1261575B (de) |
WO (1) | WO1995006814A1 (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5493902A (en) * | 1994-03-02 | 1996-02-27 | Ford Motor Company | On-board detection of pressure regulator malfunction |
US5499538A (en) * | 1994-03-03 | 1996-03-19 | Ford Motor Company | On-board detection of fuel pump malfunction |
DE19521791A1 (de) * | 1995-06-15 | 1996-12-19 | Daimler Benz Ag | Verfahren zum Erkennen von Betriebsstörungen in einer Kraftstoffeinspritzanlage einer Brennkraftmaschine |
DE19534051A1 (de) * | 1995-09-14 | 1997-03-20 | Bosch Gmbh Robert | Verfahren zum Betrieb einer Kraftstoffeinspritzeinrichtung |
DE19547647A1 (de) * | 1995-12-20 | 1997-06-26 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Überwachung eines Kraftstoffzumeßsystems einer Brennkraftmaschine |
DE19548280A1 (de) * | 1995-12-22 | 1997-06-26 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine |
DE19604552B4 (de) * | 1996-02-08 | 2007-10-31 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine |
DE19613184C2 (de) * | 1996-04-02 | 1998-01-22 | Daimler Benz Ag | Verfahren zum Erkennen von Betriebsstörungen in einer Kraftstoffeinspritzanlage |
WO1997049909A1 (de) * | 1996-06-26 | 1997-12-31 | Robert Bosch Gmbh | Verfahren zum betrieb einer kraftstoffeinspritzeinrichtung |
DE19634982C2 (de) * | 1996-08-29 | 2002-10-10 | Siemens Ag | Verfahren zur Überwachung eines Kraftstoffdruckes |
DE19703891B4 (de) * | 1997-02-03 | 2008-07-31 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Erkennung einer Leckage |
DE19726183A1 (de) * | 1997-06-20 | 1998-12-24 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Überwachung eines Kraftstoffzumeßsystems |
DE19834660A1 (de) * | 1998-07-31 | 2000-02-03 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Überwachung eines Kraftstoffzumeßsystems |
DE19937962A1 (de) * | 1999-08-11 | 2001-02-15 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Steuerung eines Einspritzsystems |
DE10031066C2 (de) * | 2000-06-26 | 2002-05-02 | Siemens Ag | Einspritzanlage für eine Brennkraftmaschine sowie Verfahren zum Betrieb einer Einspritzanlage |
IT1321068B1 (it) * | 2000-11-14 | 2003-12-30 | Fiat Ricerche | Metodo di diagnosi di perdite in un impianto di iniezione a collettore comune di un motore a combustione interna. |
DE10146474B4 (de) * | 2001-09-21 | 2005-10-06 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Diagnose eines Druckdämpfers |
DE10147189A1 (de) | 2001-09-25 | 2003-04-24 | Bosch Gmbh Robert | Verfahren zum Betreiben eines Kraftstoffversorgungssystems für einen Verbrennungsmotor eines Kraftfahrzeugs |
US6715468B2 (en) * | 2001-11-07 | 2004-04-06 | Denso Corporation | Fuel injection system |
DE10259797A1 (de) * | 2002-12-19 | 2004-07-15 | Siemens Ag | Vorrichtung und Verfahren zum Erkennen von Fehlern in einem Kraftstoffeinspritzsystem |
DE102004022115A1 (de) | 2004-05-05 | 2005-11-24 | Robert Bosch Gmbh | Verfahren zum Einbringen eines Reagenzmittels in einen Abgaskanal einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens |
DE102004037963A1 (de) | 2004-08-05 | 2006-03-16 | Robert Bosch Gmbh | Prüfverfahren |
JP2008516153A (ja) * | 2004-10-12 | 2008-05-15 | フォード・オトマティブ・サナイ・アノニム・シルケチ | 燃料噴射を監視する方法および装置 |
JP4746510B2 (ja) * | 2006-02-21 | 2011-08-10 | 愛三工業株式会社 | 負荷駆動系の異常診断システムおよび燃料ポンプ制御システム |
JP4591390B2 (ja) * | 2006-03-27 | 2010-12-01 | 株式会社デンソー | ポンプ故障診断装置 |
DE102008024955B3 (de) | 2008-05-23 | 2009-12-24 | Continental Automotive Gmbh | Verfahren zur Erkennung einer Fehlfunktion eines Raildrucksensors bei einem Common Rail-Einspritzsystem |
SE536319C2 (sv) * | 2011-12-13 | 2013-08-20 | Scania Cv Ab | Anordning och förfarande för feldetektering i ett bränsletillförselsystem hos ett motorfordon |
EP2791496B1 (de) * | 2011-12-13 | 2017-09-20 | Scania CV AB | Vorrichtung und verfahren zur fehlererkennung in einem kraftstoffversorgungssystem eines kraftfahrzeugs |
US8775052B2 (en) | 2011-12-15 | 2014-07-08 | GM Global Technology Operations LLC | Sensors bias detection for electronic returnless fuel system |
DE102016205481A1 (de) * | 2016-04-04 | 2017-10-05 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur Dichtheitsprüfung einer Kraftstoff-Hochdruck-Einspritzvorrichtung |
DE102018217327B4 (de) * | 2018-10-10 | 2023-10-12 | Vitesco Technologies GmbH | Verfahren und Vorrichtung zur Plausibilisierung der Funktionsfähigkeit eines Hochdrucksensors einer Hochdruckkraftstoffeinspritzvorrichtung eines Kraftfahrzeugs |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3301742A1 (de) * | 1983-01-20 | 1984-07-26 | Robert Bosch Gmbh, 7000 Stuttgart | Sicherheitseinrichtung fuer eine brennkraftmaschine mit selbstzuendung |
DE4103840B4 (de) * | 1991-02-08 | 2011-02-10 | Robert Bosch Gmbh | Fehler-Überwachungsverfahren |
JP3033214B2 (ja) * | 1991-02-27 | 2000-04-17 | 株式会社デンソー | 複数の燃料圧送手段による蓄圧式燃料供給方法及び装置と、複数の流体圧送手段を有する機器における異常判断装置 |
JPH0569374U (ja) * | 1992-02-28 | 1993-09-21 | 富士重工業株式会社 | 筒内直噴式エンジンの異常警告装置 |
-
1993
- 1993-09-03 IT ITTO930646A patent/IT1261575B/it active IP Right Grant
-
1994
- 1994-09-02 WO PCT/EP1994/002922 patent/WO1995006814A1/en active IP Right Grant
- 1994-09-02 JP JP50796095A patent/JP3727339B2/ja not_active Expired - Lifetime
- 1994-09-02 EP EP94927543A patent/EP0668966B1/de not_active Expired - Lifetime
- 1994-09-02 DE DE69409222T patent/DE69409222T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ITTO930646A1 (it) | 1995-03-03 |
EP0668966B1 (de) | 1998-03-25 |
ITTO930646A0 (it) | 1993-09-03 |
DE69409222D1 (de) | 1998-04-30 |
WO1995006814A1 (en) | 1995-03-09 |
JPH08503053A (ja) | 1996-04-02 |
JP3727339B2 (ja) | 2005-12-14 |
DE69409222T2 (de) | 1998-07-16 |
EP0668966A1 (de) | 1995-08-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970929 |