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IN2014DN06703A - - Google Patents

Info

Publication number
IN2014DN06703A
IN2014DN06703A IN6703DEN2014A IN2014DN06703A IN 2014DN06703 A IN2014DN06703 A IN 2014DN06703A IN 6703DEN2014 A IN6703DEN2014 A IN 6703DEN2014A IN 2014DN06703 A IN2014DN06703 A IN 2014DN06703A
Authority
IN
India
Prior art keywords
ecu
vapor production
produced
supply device
fuel supply
Prior art date
Application number
Inventor
Sunki Lee
Yuji Miyanoo
Original Assignee
Toyota Motor Co Ltd
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 Toyota Motor Co Ltd filed Critical Toyota Motor Co Ltd
Publication of IN2014DN06703A publication Critical patent/IN2014DN06703A/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/021Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/04Introducing corrections for particular operating conditions
    • F02D41/06Introducing corrections for particular operating conditions for engine starting or warming up
    • F02D41/062Introducing corrections for particular operating conditions for engine starting or warming up for starting
    • F02D41/065Introducing corrections for particular operating conditions for engine starting or warming up for starting at hot start or restart
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/14Introducing closed-loop corrections
    • F02D41/1438Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1477Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/1482Integrator, i.e. variable slope
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/14Introducing closed-loop corrections
    • F02D41/1438Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1477Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/1483Proportional component
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/30Controlling fuel injection
    • F02D41/32Controlling fuel injection of the low pressure type
    • F02D41/34Controlling fuel injection of the low pressure type with means for controlling injection timing or duration
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/14Introducing closed-loop corrections
    • F02D41/1401Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1413Controller structures or design
    • F02D2041/1422Variable gain or coefficients
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D2250/00Engine control related to specific problems or objectives
    • F02D2250/02Fuel evaporation in fuel rails, e.g. in common rails
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/14Introducing closed-loop corrections
    • F02D41/1438Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1439Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
    • F02D41/1441Plural sensors

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)
  • Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)

Abstract

An ECU acquires a fluid temperature a coolant temperature and a soak time (step S11) and determines whether vapors have been produced in a fuel supply device on the basis of a vapor production prediction map (step S12). When the ECU determines that vapors have been produced in the fuel supply device the ECU reduces a feedback gain (step S13). Subsequently the ECU (50) predicts a vapor production time (step S14) and when the ECU determines that a vapor production end time has been reached (YES in step S15) executes normal feedback control (step S16).
IN6703DEN2014 2012-02-14 2013-02-11 IN2014DN06703A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012029515A JP5899996B2 (en) 2012-02-14 2012-02-14 Control device for internal combustion engine
PCT/IB2013/000214 WO2013121280A1 (en) 2012-02-14 2013-02-11 Control device and control method for internal combustion engine

Publications (1)

Publication Number Publication Date
IN2014DN06703A true IN2014DN06703A (en) 2015-05-22

Family

ID=47827390

Family Applications (1)

Application Number Title Priority Date Filing Date
IN6703DEN2014 IN2014DN06703A (en) 2012-02-14 2013-02-11

Country Status (6)

Country Link
US (1) US9695767B2 (en)
JP (1) JP5899996B2 (en)
CN (1) CN104114839B (en)
BR (1) BR112014019709B1 (en)
IN (1) IN2014DN06703A (en)
WO (1) WO2013121280A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6554863B2 (en) * 2015-03-30 2019-08-07 三菱自動車工業株式会社 Engine control device
DE102015214322A1 (en) * 2015-07-29 2017-02-02 Robert Bosch Gmbh Method for determining the loading of a storage tank for hydrocarbons
CN106770978B (en) * 2017-01-20 2019-04-02 中国第一汽车股份有限公司 A kind of natural gas engine divides cylinder mixture strength measuring system and measurement method

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0625553B2 (en) 1985-11-07 1994-04-06 トヨタ自動車株式会社 Air-fuel ratio controller for internal combustion engine
JPS63162945A (en) 1986-12-26 1988-07-06 Toyota Motor Corp Fuel injection control method for internal combustion engine
JPH076425B2 (en) * 1986-12-29 1995-01-30 本田技研工業株式会社 Fuel supply control method after start of internal combustion engine
JPS6466438A (en) * 1987-09-07 1989-03-13 Nippon Denso Co Electronically controlled fuel injection device for internal combustion engine
JPH0443833A (en) * 1990-06-12 1992-02-13 Nissan Motor Co Ltd Fuel supply device for internal combustion engine
JP3156534B2 (en) * 1994-12-28 2001-04-16 トヨタ自動車株式会社 Air-fuel ratio control device for internal combustion engine
JP3079044B2 (en) * 1996-08-08 2000-08-21 本田技研工業株式会社 Air-fuel ratio control device for internal combustion engine
JP3333407B2 (en) * 1996-10-17 2002-10-15 株式会社ユニシアジェックス Fuel supply system for direct injection gasoline internal combustion engine
US6026794A (en) * 1997-09-11 2000-02-22 Denso Corporation Control apparatus for internal combustion engine
JP3191741B2 (en) 1997-10-06 2001-07-23 株式会社デンソー Air-fuel ratio control device for internal combustion engine
US6240908B1 (en) * 1998-06-22 2001-06-05 Toyota Jidosha Kabushiki Kaisha Fuel storage device diagnostic apparatus
JP3818226B2 (en) * 2001-07-06 2006-09-06 トヨタ自動車株式会社 Control device for internal combustion engine
JP2006291916A (en) * 2005-04-14 2006-10-26 Toyota Motor Corp Drive system, automobile equipped with the drive system, and drive system control method
JP4466474B2 (en) * 2005-05-20 2010-05-26 トヨタ自動車株式会社 Exhaust gas purification device for internal combustion engine
US7942134B2 (en) * 2009-03-12 2011-05-17 Ford Global Technologies Llc Evaporative emission system and method for controlling same
JP5513053B2 (en) * 2009-09-30 2014-06-04 本田技研工業株式会社 Air-fuel ratio learning control device for motorcycle engine
JP5402903B2 (en) * 2010-02-04 2014-01-29 トヨタ自動車株式会社 Cylinder air-fuel ratio variation abnormality detecting device for multi-cylinder internal combustion engine

Also Published As

Publication number Publication date
BR112014019709A2 (en) 2021-08-24
JP5899996B2 (en) 2016-04-06
WO2013121280A1 (en) 2013-08-22
US9695767B2 (en) 2017-07-04
WO2013121280A8 (en) 2014-08-21
CN104114839A (en) 2014-10-22
US20160010578A1 (en) 2016-01-14
BR112014019709B1 (en) 2021-12-14
CN104114839B (en) 2017-01-18
BR112014019709A8 (en) 2017-07-11
JP2013167167A (en) 2013-08-29

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IN2014DN06703A (en)