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GB2359857B - System and method for air flow and EGR flow estimation - Google Patents

System and method for air flow and EGR flow estimation

Info

Publication number
GB2359857B
GB2359857B GB0010504A GB0010504A GB2359857B GB 2359857 B GB2359857 B GB 2359857B GB 0010504 A GB0010504 A GB 0010504A GB 0010504 A GB0010504 A GB 0010504A GB 2359857 B GB2359857 B GB 2359857B
Authority
GB
United Kingdom
Prior art keywords
air flow
estimation
flow
egr
egr flow
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
GB0010504A
Other versions
GB2359857A (en
GB0010504D0 (en
Inventor
Allan Joseph Kotwicki
Freeman Gates
John David Russell
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.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
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
Priority claimed from US09/517,201 external-priority patent/US6321732B1/en
Application filed by Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Publication of GB0010504D0 publication Critical patent/GB0010504D0/en
Publication of GB2359857A publication Critical patent/GB2359857A/en
Application granted granted Critical
Publication of GB2359857B publication Critical patent/GB2359857B/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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0065—Specific aspects of external EGR control
    • F02D41/0072—Estimating, calculating or determining the EGR rate, amount or flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/45—Sensors specially adapted for EGR systems
    • F02M26/46—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition
    • F02M26/47—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition the characteristics being temperatures, pressures or flow rates
    • 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
    • F02D2200/04—Engine intake system parameters
    • F02D2200/0406—Intake manifold pressure
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Analytical Chemistry (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
GB0010504A 2000-03-02 2000-05-03 System and method for air flow and EGR flow estimation Expired - Fee Related GB2359857B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/517,201 US6321732B1 (en) 1999-01-11 2000-03-02 Air flow and EGR flow estimation
US09/539,227 US6609058B1 (en) 1999-01-11 2000-03-30 System and method for air flow and EGR flow estimation

Publications (3)

Publication Number Publication Date
GB0010504D0 GB0010504D0 (en) 2000-06-21
GB2359857A GB2359857A (en) 2001-09-05
GB2359857B true GB2359857B (en) 2004-02-18

Family

ID=27059071

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0010504A Expired - Fee Related GB2359857B (en) 2000-03-02 2000-05-03 System and method for air flow and EGR flow estimation

Country Status (2)

Country Link
DE (1) DE10028158B4 (en)
GB (1) GB2359857B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6738707B2 (en) * 2001-11-15 2004-05-18 Ford Global Technologies, Llc Cylinder air charge estimation system and method for internal combustion engine including exhaust gas recirculation
JP3904076B2 (en) * 2002-08-12 2007-04-11 トヨタ自動車株式会社 EGR control device for internal combustion engine
DE10240498A1 (en) * 2002-09-03 2004-03-11 Robert Bosch Gmbh Method and device for controlling an internal combustion engine
JP7480730B2 (en) * 2021-03-16 2024-05-10 トヨタ自動車株式会社 EGR valve deterioration degree calculation system, internal combustion engine control device, and vehicle
CN113323760B (en) * 2021-06-07 2022-10-04 东风汽车集团股份有限公司 Method and system for estimating exhaust gas flow of cylinder

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690120A (en) * 1986-02-25 1987-09-01 Eaton Corporation Exhaust gas recirculation control system
US6009862A (en) * 1998-08-05 2000-01-04 Ford Global Technologies, Inc. Exhaust gas recirculation control system and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT388809B (en) 1985-10-15 1989-09-11 Avl Verbrennungskraft Messtech MEASURING ARRANGEMENT, METHOD FOR ZERO-POINT ADJUSTMENT OF THE DIFFERENTIAL PRESSURE TRANSMITTER IN A MEASURING ARRANGEMENT, AND MEASURING DISC FOR A MEASURING ARRANGEMENT FOR FLOW MEASUREMENT OF FLUID, PREFERRED GAS FLOWS
JPH04311643A (en) 1991-04-10 1992-11-04 Hitachi Ltd How to calculate the amount of air flowing into engine cylinders
DE4301655C1 (en) 1993-01-22 1994-02-17 Schelklingen Metallwarenfab Combustion engine exhaust-return valve - has housing formed in return pipe end and pipe contracted to form seat adjacent to lateral outlet
US5613479A (en) 1995-12-08 1997-03-25 Ford Motor Company Pressure feedback exhaust gas recirculation system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690120A (en) * 1986-02-25 1987-09-01 Eaton Corporation Exhaust gas recirculation control system
US6009862A (en) * 1998-08-05 2000-01-04 Ford Global Technologies, Inc. Exhaust gas recirculation control system and method

Also Published As

Publication number Publication date
GB2359857A (en) 2001-09-05
DE10028158B4 (en) 2019-04-04
DE10028158A1 (en) 2001-09-06
GB0010504D0 (en) 2000-06-21

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130503