DE59909841D1 - Method and device for monitoring a fuel metering system - Google Patents

Method and device for monitoring a fuel metering system

Info

Publication number
DE59909841D1
DE59909841D1 DE59909841T DE59909841T DE59909841D1 DE 59909841 D1 DE59909841 D1 DE 59909841D1 DE 59909841 T DE59909841 T DE 59909841T DE 59909841 T DE59909841 T DE 59909841T DE 59909841 D1 DE59909841 D1 DE 59909841D1
Authority
DE
Germany
Prior art keywords
monitoring
metering system
fuel metering
fuel
metering
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.)
Expired - Lifetime
Application number
DE59909841T
Other languages
German (de)
Inventor
Christof Hammel
Juergen Biester
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
Application granted granted Critical
Publication of DE59909841D1 publication Critical patent/DE59909841D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F02D41/30—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
    • F02D41/3863—Controlling the fuel pressure by controlling the flow out of the common rail, e.g. using pressure relief valves
    • 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
    • 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
    • F02D41/3082—Control of electrical fuel pumps
    • 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
    • F02D2041/227—Limping Home, i.e. taking specific engine control measures at abnormal conditions
    • 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
    • F02D2200/0604—Estimation of fuel pressure
DE59909841T 1998-07-31 1999-02-24 Method and device for monitoring a fuel metering system Expired - Lifetime DE59909841D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19834660A DE19834660A1 (en) 1998-07-31 1998-07-31 Method and device for monitoring a fuel metering system

Publications (1)

Publication Number Publication Date
DE59909841D1 true DE59909841D1 (en) 2004-08-05

Family

ID=7876054

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19834660A Withdrawn DE19834660A1 (en) 1998-07-31 1998-07-31 Method and device for monitoring a fuel metering system
DE59909841T Expired - Lifetime DE59909841D1 (en) 1998-07-31 1999-02-24 Method and device for monitoring a fuel metering system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19834660A Withdrawn DE19834660A1 (en) 1998-07-31 1998-07-31 Method and device for monitoring a fuel metering system

Country Status (3)

Country Link
EP (1) EP0976921B1 (en)
JP (1) JP4313901B2 (en)
DE (2) DE19834660A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10030935A1 (en) 2000-06-24 2002-01-03 Bosch Gmbh Robert Method and device for calibrating a pressure sensor in a fuel metering system
DE10031066C2 (en) * 2000-06-26 2002-05-02 Siemens Ag Injection system for an internal combustion engine and method for operating an injection system
DE10036154B4 (en) * 2000-07-25 2015-11-26 Volkswagen Ag Method for checking a fuel pressure control system
DE10147189A1 (en) 2001-09-25 2003-04-24 Bosch Gmbh Robert Method for operating a fuel supply system for an internal combustion engine of a motor vehicle
JP2003328835A (en) 2002-05-14 2003-11-19 Mitsubishi Electric Corp Fuel pressure sensor device for internal combustion engine control system
US6947831B2 (en) * 2003-04-11 2005-09-20 Ford Global Technologies, Llc Pressure sensor diagnosis via a computer
JP4659648B2 (en) * 2006-03-08 2011-03-30 本田技研工業株式会社 Abnormality judgment device for fuel supply system
DE102007014325B4 (en) 2007-03-26 2017-06-08 Robert Bosch Gmbh Method and device for monitoring a pressure signal, in particular a rail pressure signal of a common rail system
DE102008024956B4 (en) 2008-05-23 2011-02-10 Continental Automotive Gmbh Method for checking a pressure sensor of a fuel storage device
DE102008024955B3 (en) * 2008-05-23 2009-12-24 Continental Automotive Gmbh Method for detecting a malfunction of a rail pressure sensor in a common rail injection system
DE102010015382B4 (en) 2009-04-22 2018-12-27 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Diagnostic systems and methods for a pressure sensor at idle conditions
US8091532B2 (en) * 2009-04-22 2012-01-10 GM Global Technology Operations LLC Diagnostic systems and methods for a pressure sensor during driving conditions
DE102009051023B4 (en) 2009-10-28 2015-01-15 Audi Ag Method for operating a drive unit and drive unit
US8511275B2 (en) * 2010-10-01 2013-08-20 General Electric Company Method and system for a common rail fuel system
DE102011101825A1 (en) * 2011-05-17 2012-11-22 Daimler Ag Automobile engine control device for controlling combustion engine of motor car during injecting e.g. diesel under high pressure of injection apparatus, has control and/or regulating unit checking plausibility of sensor signal
DE102013201576A1 (en) 2013-01-31 2014-07-31 Robert Bosch Gmbh Method for checking the plausibility of a rail pressure sensor value
DE102013017420B3 (en) * 2013-10-19 2015-02-19 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Method for diagnosing a fuel pressure sensor during operation of an internal combustion engine
WO2015070984A1 (en) * 2013-11-15 2015-05-21 Daimler Ag Method and device for testing a fuel pressure system, comprising a fuel pressure sensor, of a combustion controlled internal combustion engine of a motor vehicle
DE102013021925B3 (en) * 2013-12-20 2015-05-28 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Method for diagnosing a fuel pressure sensor during operation of an internal combustion engine
DE102016220123B4 (en) * 2016-10-14 2018-05-09 Continental Automotive Gmbh Method and device for plausibilizing the functionality of a high-pressure sensor of a fuel injection system of a motor vehicle
DE102017208080A1 (en) * 2017-05-12 2018-04-12 Continental Automotive Gmbh Method for operating a high-pressure fuel system
DE102018206838A1 (en) * 2018-05-03 2019-11-07 Continental Automotive Gmbh Method and device for diagnosing a high-pressure sensor of a motor vehicle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0569374U (en) * 1992-02-28 1993-09-21 富士重工業株式会社 In-cylinder direct injection engine abnormality warning device
IT1261575B (en) * 1993-09-03 1996-05-23 Fiat Ricerche METHOD OF DIAGNOSIS OF MALFUNCTIONS OF THE HIGH PRESSURE CIRCUIT OF HIGH PRESSURE INJECTION SYSTEMS FOR INTERNAL COMBUSTION ENGINES
DE19547647A1 (en) 1995-12-20 1997-06-26 Bosch Gmbh Robert Method and device for monitoring a fuel metering system of an internal combustion engine
US6024064A (en) * 1996-08-09 2000-02-15 Denso Corporation High pressure fuel injection system for internal combustion engine
JPH1054318A (en) * 1996-08-09 1998-02-24 Denso Corp Accumulator type fuel supply device for engine
JP3834918B2 (en) * 1997-03-04 2006-10-18 いすゞ自動車株式会社 Engine fuel injection method and apparatus

Also Published As

Publication number Publication date
EP0976921A2 (en) 2000-02-02
JP2000054903A (en) 2000-02-22
DE19834660A1 (en) 2000-02-03
JP4313901B2 (en) 2009-08-12
EP0976921A3 (en) 2001-03-07
EP0976921B1 (en) 2004-06-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition