SE0600149L - Metod och anordning för justering av luftbränsleförhållande - Google Patents

Metod och anordning för justering av luftbränsleförhållande

Info

Publication number
SE0600149L
SE0600149L SE0600149A SE0600149A SE0600149L SE 0600149 L SE0600149 L SE 0600149L SE 0600149 A SE0600149 A SE 0600149A SE 0600149 A SE0600149 A SE 0600149A SE 0600149 L SE0600149 L SE 0600149L
Authority
SE
Sweden
Prior art keywords
enrichment factor
fuel ratio
air fuel
value
lean
Prior art date
Application number
SE0600149A
Other languages
English (en)
Other versions
SE529050C2 (sv
Inventor
Thomas Wittefeldt
Richard Backman
Erik Sunnegaardh
Staffan Seth
Original Assignee
Gm Global Tech Operations Inc
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 Gm Global Tech Operations Inc filed Critical Gm Global Tech Operations Inc
Priority to SE0600149A priority Critical patent/SE0600149L/sv
Priority to EP07100885.8A priority patent/EP1811157A3/en
Priority to US11/655,976 priority patent/US7474955B2/en
Publication of SE529050C2 publication Critical patent/SE529050C2/sv
Publication of SE0600149L publication Critical patent/SE0600149L/sv

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0602—Control of components of the fuel supply system
    • F02D19/0607—Control of components of the fuel supply system to adjust the fuel mass or volume flow
    • F02D19/061—Control of components of the fuel supply system to adjust the fuel mass or volume flow by controlling fuel injectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
    • F02D19/082—Premixed fuels, i.e. emulsions or blends
    • F02D19/084—Blends of gasoline and alcohols, e.g. E85
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
    • F02D19/082—Premixed fuels, i.e. emulsions or blends
    • F02D19/085—Control based on the fuel type or composition
    • F02D19/087—Control based on the fuel type or composition with determination of densities, viscosities, composition, concentration or mixture ratios of fuels
    • F02D19/088—Control based on the fuel type or composition with determination of densities, viscosities, composition, concentration or mixture ratios of fuels by estimation, i.e. without using direct measurements of a corresponding 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1486—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor with correction for particular operating conditions
    • F02D41/1488—Inhibiting the regulation
    • F02D41/1491—Replacing of the control value by a mean value
    • 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
    • F02D2200/0611—Fuel type, fuel composition or fuel quality
    • F02D2200/0612—Fuel type, fuel composition or fuel quality determined by estimation
    • 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
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
SE0600149A 2006-01-23 2006-01-23 Metod och anordning för justering av luftbränsleförhållande SE0600149L (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE0600149A SE0600149L (sv) 2006-01-23 2006-01-23 Metod och anordning för justering av luftbränsleförhållande
EP07100885.8A EP1811157A3 (en) 2006-01-23 2007-01-22 Method and Apparatus for Air Fuel Ratio Adjustment
US11/655,976 US7474955B2 (en) 2006-01-23 2007-01-22 Method and apparatus for air fuel ratio adjustment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0600149A SE0600149L (sv) 2006-01-23 2006-01-23 Metod och anordning för justering av luftbränsleförhållande

Publications (2)

Publication Number Publication Date
SE529050C2 SE529050C2 (sv) 2007-04-17
SE0600149L true SE0600149L (sv) 2007-04-17

Family

ID=37930330

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0600149A SE0600149L (sv) 2006-01-23 2006-01-23 Metod och anordning för justering av luftbränsleförhållande

Country Status (3)

Country Link
US (1) US7474955B2 (sv)
EP (1) EP1811157A3 (sv)
SE (1) SE0600149L (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080255753A1 (en) * 2007-04-10 2008-10-16 Paul Spivak Method and System for Automatically Adjusting Electronic Fuel Injection in Response to Fuel Type
US20080270008A1 (en) * 2007-04-27 2008-10-30 Paul Spivak Method and System for Adjusting Fuel Injector Signals for Alternative Fuel Type
US7826957B2 (en) * 2009-01-26 2010-11-02 Ford Global Technologies, Llc Engine control responsive to varying amounts of alcohol in fuel
DE102013206551A1 (de) * 2013-04-12 2014-10-16 Robert Bosch Gmbh Verfahren zur Anpassung der Übergangskompensation
US11137764B2 (en) 2019-04-15 2021-10-05 International Business Machines Corporation Recharging for autonomous in-pipe vehicles

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149502A (en) * 1977-09-08 1979-04-17 General Motors Corporation Internal combustion engine closed loop fuel control system
JPH06100124B2 (ja) * 1989-01-09 1994-12-12 日産自動車株式会社 アルコール内燃機関の空燃比制御装置
JPH0331548A (ja) * 1989-06-29 1991-02-12 Japan Electron Control Syst Co Ltd 内燃機関の混合燃料供給装置
JP2826600B2 (ja) * 1990-01-19 1998-11-18 三菱自動車工業株式会社 燃料ブレンド率検出方法
JPH04224244A (ja) 1990-12-21 1992-08-13 Honda Motor Co Ltd エンジンの空燃比制御装置
JP2860719B2 (ja) 1991-04-02 1999-02-24 本田技研工業株式会社 空燃比制御装置
US5253631A (en) 1992-11-16 1993-10-19 Ford Motor Company Air/fuel control system for flexible fuel vehicles
DE4420946B4 (de) * 1994-06-16 2007-09-20 Robert Bosch Gmbh Steuersystem für die Kraftstoffzumessung bei einer Brennkraftmaschine
US6543219B1 (en) * 2001-10-29 2003-04-08 Ford Global Technologies, Inc. Engine fueling control for catalyst desulfurization
US6975933B2 (en) * 2003-02-13 2005-12-13 Nissan Motor Co., Ltd. Fuel properties estimation for internal combustion engine
US7146799B2 (en) * 2003-03-27 2006-12-12 Ford Global Technologies, Llc Computer controlled engine air-fuel ratio adjustment
US6755182B1 (en) * 2003-04-16 2004-06-29 Ford Global Technologies, Llc Adaptive control for engine with electronically adjustable valve operation
US6851416B1 (en) * 2003-08-20 2005-02-08 Daimlerchrysler Corporation Engine operation on an unknown ethanol fuel blend
US7278396B2 (en) * 2005-11-30 2007-10-09 Ford Global Technologies, Llc Method for controlling injection timing of an internal combustion engine

Also Published As

Publication number Publication date
EP1811157A3 (en) 2013-12-25
EP1811157A2 (en) 2007-07-25
SE529050C2 (sv) 2007-04-17
US20070185641A1 (en) 2007-08-09
US7474955B2 (en) 2009-01-06

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