DE60115303D1 - Steuersystem für das Luft-Kraftstoff-Verhältnis einer Brennkraftmaschine - Google Patents

Steuersystem für das Luft-Kraftstoff-Verhältnis einer Brennkraftmaschine

Info

Publication number
DE60115303D1
DE60115303D1 DE60115303T DE60115303T DE60115303D1 DE 60115303 D1 DE60115303 D1 DE 60115303D1 DE 60115303 T DE60115303 T DE 60115303T DE 60115303 T DE60115303 T DE 60115303T DE 60115303 D1 DE60115303 D1 DE 60115303D1
Authority
DE
Germany
Prior art keywords
air
control system
combustion engine
internal combustion
fuel ratio
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
DE60115303T
Other languages
English (en)
Other versions
DE60115303T2 (de
Inventor
Hideaki Kobayashi
Osamu Matsuno
Masatomo Kakuyama
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan 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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Application granted granted Critical
Publication of DE60115303D1 publication Critical patent/DE60115303D1/de
Publication of DE60115303T2 publication Critical patent/DE60115303T2/de
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
    • F02D41/02—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
    • F02D41/1455—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 with sensor resistivity varying with oxygen concentration
    • 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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/0295—Control according to the amount of oxygen that is stored on the exhaust gas treating apparatus
    • 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
    • F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
    • F02D41/1441—Plural 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio control
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2474—Characteristics of sensors
    • 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
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0814—Oxygen storage amount
    • 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
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2441—Methods of calibrating or learning characterised by the learning conditions

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE60115303T 2000-02-23 2001-02-21 Steuersystem für das Luft-Kraftstoff-Verhältnis einer Brennkraftmaschine Expired - Lifetime DE60115303T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000046102A JP3675282B2 (ja) 2000-02-23 2000-02-23 内燃機関の空燃比制御装置
JP2000046102 2000-02-23

Publications (2)

Publication Number Publication Date
DE60115303D1 true DE60115303D1 (de) 2006-01-05
DE60115303T2 DE60115303T2 (de) 2006-06-08

Family

ID=18568580

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60115303T Expired - Lifetime DE60115303T2 (de) 2000-02-23 2001-02-21 Steuersystem für das Luft-Kraftstoff-Verhältnis einer Brennkraftmaschine

Country Status (4)

Country Link
US (1) US6446429B2 (de)
EP (1) EP1128043B1 (de)
JP (1) JP3675282B2 (de)
DE (1) DE60115303T2 (de)

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DE10056035A1 (de) * 2000-11-11 2002-05-16 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung eines Abgasnachbehandlungssystems
JP3664115B2 (ja) * 2001-07-27 2005-06-22 日産自動車株式会社 内燃機関の空燃比制御装置
JP2003254129A (ja) * 2002-02-28 2003-09-10 Nissan Motor Co Ltd 排気浄化装置
GB2399178B (en) * 2003-03-06 2006-06-07 Ford Global Tech Llc Method of accurately estimating air to fuel ratio
US6996974B2 (en) * 2003-10-14 2006-02-14 General Motors Corporation Fuel control failure detection based on post O2 sensor
US7281369B2 (en) * 2004-02-27 2007-10-16 Nissan Motor Co., Ltd. Deterioration diagnosis of diesel particulate filter
US20050241297A1 (en) * 2004-04-30 2005-11-03 Wenbo Wang Method and apparatus for an optimized fuel control based on outlet oxygen signal to reduce vehicle missions
US7360508B2 (en) * 2004-06-14 2008-04-22 Diamond Power International, Inc. Detonation / deflagration sootblower
JP4513714B2 (ja) 2005-10-21 2010-07-28 トヨタ自動車株式会社 触媒劣化検出方法
JP4679335B2 (ja) * 2005-11-01 2011-04-27 日立オートモティブシステムズ株式会社 内燃機関の制御装置
JP4226612B2 (ja) 2006-04-03 2009-02-18 本田技研工業株式会社 内燃機関の空燃比制御装置
DE102006036056B4 (de) * 2006-08-02 2008-03-13 Audi Ag Vorrichtung zur Abgasreinigung
DE102007060331B4 (de) * 2007-12-14 2011-05-05 Audi Ag Verfahren zur Einstellung eines vorgegebenen Sauerstoffbefüllungswertes eines Sauerstoffspeichers eines Katalysators für ein Kraftfahrzeug sowie zugehörige Einrichtung und zugehöriges Kraftfahrzeug
US20090178395A1 (en) * 2008-01-15 2009-07-16 Huffmeyer Christopher R Method and Apparatus for Regenerating a Particulate Filter of an Emission Abatement Assembly
CN102116190B (zh) * 2009-12-30 2014-01-15 中国第一汽车集团公司 一种新型三元催化转化器故障诊断方法
JP5024405B2 (ja) * 2010-03-09 2012-09-12 トヨタ自動車株式会社 触媒劣化検出装置
JP5464391B2 (ja) * 2011-01-18 2014-04-09 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US8165787B2 (en) 2011-04-08 2012-04-24 Ford Global Technologies, Llc Method for adjusting engine air-fuel ratio
AU2012250774B2 (en) 2011-05-03 2015-05-07 Axion Power International, Inc. Process for the manufacture of carbon sheet for an electrode
DE102012019907B4 (de) 2012-10-11 2017-06-01 Audi Ag Verfahren zum Betreiben einer Brennkraftmaschine mit einer Abgasreinigungseinrichtung sowie entsprechende Brennkraftmaschine
US9230371B2 (en) 2013-09-19 2016-01-05 GM Global Technology Operations LLC Fuel control diagnostic systems and methods
JP6107586B2 (ja) * 2013-10-02 2017-04-05 トヨタ自動車株式会社 内燃機関の制御装置
US9771888B2 (en) * 2013-10-18 2017-09-26 GM Global Technology Operations LLC System and method for controlling an engine based on an oxygen storage capability of a catalytic converter
JP6308150B2 (ja) * 2015-03-12 2018-04-11 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE102017207407A1 (de) * 2017-05-03 2018-11-08 Robert Bosch Gmbh Verfahren und Steuereinrichtung zur Regelung des Füllstandes eines Katalysators
CN111102088B (zh) * 2018-10-26 2023-03-03 丰田自动车株式会社 内燃机的控制装置
FR3112815A1 (fr) * 2020-07-21 2022-01-28 Psa Automobiles Sa Procede de correction d’une derive de mesure de richesse
CN115217659B (zh) * 2022-06-17 2024-02-09 天津大学 基于三元催化器储氧状态监测结果的汽油机喷油量控制方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6181541A (ja) * 1984-09-19 1986-04-25 Honda Motor Co Ltd 内燃エンジンの排気ガス濃度検出系の異常検出方法
US5154055A (en) * 1990-01-22 1992-10-13 Nippondenso Co., Ltd. Apparatus for detecting purification factor of catalyst
JPH0718368B2 (ja) * 1990-04-02 1995-03-06 トヨタ自動車株式会社 内燃機関の触媒劣化検出装置
DE4128718C2 (de) 1991-08-29 2001-02-01 Bosch Gmbh Robert Verfahren und Vorrichtung zur Kraftstoffmengenregelung für einen Verbrennungsmotor mit Katalysator
US5337555A (en) * 1991-12-13 1994-08-16 Mazda Motor Corporation Failure detection system for air-fuel ratio control system
JP3300012B2 (ja) * 1992-03-16 2002-07-08 マツダ株式会社 エンジンの排気浄化装置
JP3490475B2 (ja) * 1993-03-26 2004-01-26 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP2893308B2 (ja) * 1993-07-26 1999-05-17 株式会社ユニシアジェックス 内燃機関の空燃比制御装置
GB9315918D0 (en) * 1993-07-31 1993-09-15 Lucas Ind Plc Method of and apparatus for monitoring operation of a catalyst
JP3134624B2 (ja) * 1993-09-21 2001-02-13 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP2869847B2 (ja) * 1994-03-23 1999-03-10 本田技研工業株式会社 内燃機関の空燃比制御装置
US5845489A (en) * 1995-11-08 1998-12-08 Denso Corporation Abnormality detector for air-fuel ratio control system
US5842340A (en) 1997-02-26 1998-12-01 Motorola Inc. Method for controlling the level of oxygen stored by a catalyst within a catalytic converter

Also Published As

Publication number Publication date
EP1128043B1 (de) 2005-11-30
US20010025485A1 (en) 2001-10-04
EP1128043A3 (de) 2003-09-10
DE60115303T2 (de) 2006-06-08
EP1128043A2 (de) 2001-08-29
US6446429B2 (en) 2002-09-10
JP2001234784A (ja) 2001-08-31
JP3675282B2 (ja) 2005-07-27

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Legal Events

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