GB2285145B - Load determination with diagnostics for an internal combustion engine - Google Patents

Load determination with diagnostics for an internal combustion engine

Info

Publication number
GB2285145B
GB2285145B GB9425025A GB9425025A GB2285145B GB 2285145 B GB2285145 B GB 2285145B GB 9425025 A GB9425025 A GB 9425025A GB 9425025 A GB9425025 A GB 9425025A GB 2285145 B GB2285145 B GB 2285145B
Authority
GB
United Kingdom
Prior art keywords
diagnostics
combustion engine
internal combustion
load determination
determination
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 - Fee Related
Application number
GB9425025A
Other versions
GB2285145A (en
GB9425025D0 (en
Inventor
Klaus Boettcher
Helmut Denz
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
Publication of GB9425025D0 publication Critical patent/GB9425025D0/en
Publication of GB2285145A publication Critical patent/GB2285145A/en
Application granted granted Critical
Publication of GB2285145B publication Critical patent/GB2285145B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F02D41/187—Circuit arrangements for generating control signals by measuring intake air flow using a hot wire flow sensor
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management 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)
GB9425025A 1993-12-24 1994-12-12 Load determination with diagnostics for an internal combustion engine Expired - Fee Related GB2285145B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19934344633 DE4344633B4 (en) 1993-12-24 1993-12-24 Load detection with diagnosis in an internal combustion engine

Publications (3)

Publication Number Publication Date
GB9425025D0 GB9425025D0 (en) 1995-02-08
GB2285145A GB2285145A (en) 1995-06-28
GB2285145B true GB2285145B (en) 1998-04-15

Family

ID=6506335

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9425025A Expired - Fee Related GB2285145B (en) 1993-12-24 1994-12-12 Load determination with diagnostics for an internal combustion engine

Country Status (2)

Country Link
DE (1) DE4344633B4 (en)
GB (1) GB2285145B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19513370B4 (en) * 1995-04-08 2008-06-12 Robert Bosch Gmbh Method and device for controlling the power of an internal combustion engine
DE19740969B4 (en) * 1997-04-01 2010-05-20 Robert Bosch Gmbh Method for operating an internal combustion engine and internal combustion engine
DE19727204A1 (en) 1997-06-26 1999-01-07 Bosch Gmbh Robert Device for detecting a faulty signal
DE19947052C1 (en) * 1999-09-30 2001-05-03 Siemens Ag Method for monitoring a control device for an internal combustion engine
EP1242739B1 (en) * 1999-12-22 2006-10-04 Robert Bosch Gmbh Method for detecting malfunctioning in a sensor
DE10048926B4 (en) * 2000-10-04 2009-04-09 Robert Bosch Gmbh Method, computer program and control and / or regulating device for operating an internal combustion engine
DE10049907B4 (en) * 2000-10-10 2014-09-11 Robert Bosch Gmbh Method, computer program and control and / or regulating device for operating an internal combustion engine
DE102005019807B4 (en) * 2005-04-28 2014-01-23 Continental Automotive Gmbh Method and device for the localization of faulty components or leaks in the intake tract of an internal combustion engine
DE102007050113A1 (en) * 2007-10-19 2009-04-23 Robert Bosch Gmbh Method for operating a drive device, in particular a hybrid drive device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0404069A1 (en) * 1989-06-20 1990-12-27 Japan Electronic Control Systems Co., Ltd. Method and apparatus for detecting deterioration of sucked air flow quantitydetecting device of engine
US5170769A (en) * 1990-02-10 1992-12-15 Robert Bosch Gmbh System for controlling an internal combustion engine in a motor vehicle
US5284118A (en) * 1991-12-12 1994-02-08 Yamaha Hatsudoki Kabushiki Kaisha Fuel injection control system for internal combustion engine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3925377A1 (en) * 1989-08-01 1991-02-07 Bosch Gmbh Robert METHOD FOR CORRECTING THE MEASURING ERRORS OF A HOT FILM AIRMETER
DE4112540A1 (en) * 1991-04-17 1992-10-22 Vdo Schindling IC engine air intake mass flow rate measurement - using first order low-pass filter with variable filter factor dependent on rate of change of measured value and operating parameter of engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0404069A1 (en) * 1989-06-20 1990-12-27 Japan Electronic Control Systems Co., Ltd. Method and apparatus for detecting deterioration of sucked air flow quantitydetecting device of engine
US5170769A (en) * 1990-02-10 1992-12-15 Robert Bosch Gmbh System for controlling an internal combustion engine in a motor vehicle
US5284118A (en) * 1991-12-12 1994-02-08 Yamaha Hatsudoki Kabushiki Kaisha Fuel injection control system for internal combustion engine

Also Published As

Publication number Publication date
GB2285145A (en) 1995-06-28
DE4344633A1 (en) 1995-06-29
DE4344633B4 (en) 2007-07-26
GB9425025D0 (en) 1995-02-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20041212