DE60112663D1 - Vorrichtung zur Steuerung des Luft/Kraftstoffsgemisches einer Brennkraftmaschine - Google Patents

Vorrichtung zur Steuerung des Luft/Kraftstoffsgemisches einer Brennkraftmaschine

Info

Publication number
DE60112663D1
DE60112663D1 DE60112663T DE60112663T DE60112663D1 DE 60112663 D1 DE60112663 D1 DE 60112663D1 DE 60112663 T DE60112663 T DE 60112663T DE 60112663 T DE60112663 T DE 60112663T DE 60112663 D1 DE60112663 D1 DE 60112663D1
Authority
DE
Germany
Prior art keywords
controlling
air
combustion engine
internal combustion
fuel mixture
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
DE60112663T
Other languages
English (en)
Other versions
DE60112663T2 (de
Inventor
Junichi Kako
Naohide Fuwa
Kazunori Kojima
Akihiro Katayama
Naoto Kato
Toshinari Nagai
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE60112663D1 publication Critical patent/DE60112663D1/de
Publication of DE60112663T2 publication Critical patent/DE60112663T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust 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
    • F02D41/021—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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/047—Taking into account fuel evaporation or wall wetting
    • 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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1413—Controller structures or design
    • F02D2041/1422—Variable gain or coefficients
    • 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
    • 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
    • F02D2200/0816—Oxygen storage capacity
    • 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
    • F02D41/1456—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 output signal being linear or quasi-linear with the concentration of oxygen
    • 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)
  • Chemical Kinetics & Catalysis (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)
DE60112663T 2000-06-26 2001-06-25 Vorrichtung zur Steuerung des Luft/Kraftstoffsgemisches einer Brennkraftmaschine Expired - Fee Related DE60112663T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000191677A JP3680217B2 (ja) 2000-06-26 2000-06-26 内燃機関の空燃比制御装置

Publications (2)

Publication Number Publication Date
DE60112663D1 true DE60112663D1 (de) 2005-09-22
DE60112663T2 DE60112663T2 (de) 2006-06-14

Family

ID=18690937

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60112663T Expired - Fee Related DE60112663T2 (de) 2000-06-26 2001-06-25 Vorrichtung zur Steuerung des Luft/Kraftstoffsgemisches einer Brennkraftmaschine

Country Status (4)

Country Link
US (2) US6481201B2 (de)
EP (1) EP1167726B1 (de)
JP (1) JP3680217B2 (de)
DE (1) DE60112663T2 (de)

Families Citing this family (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002349325A (ja) * 2001-03-19 2002-12-04 Unisia Jecs Corp 内燃機関の空燃比制御装置
JP3729083B2 (ja) * 2001-04-27 2005-12-21 日産自動車株式会社 エンジンの排気浄化装置
US6594986B2 (en) * 2001-06-19 2003-07-22 Ford Global Technologies, Inc. Oxidant storage capacity estimation
US6453661B1 (en) 2001-06-20 2002-09-24 Ford Global Technologies, Inc. System and method for determining target oxygen storage in an automotive catalyst
US6497093B1 (en) 2001-06-20 2002-12-24 Ford Global Technologies, Inc. System and method for adjusting air-fuel ratio
US6993899B2 (en) * 2001-06-20 2006-02-07 Ford Global Technologies, Llc System and method for controlling catalyst storage capacity
US6453662B1 (en) 2001-06-20 2002-09-24 Ford Global Technologies, Inc. System and method for estimating oxidant storage of a catalyst
US6629409B2 (en) 2001-06-20 2003-10-07 Ford Global Technologies, Llc System and method for determining set point location for oxidant-based engine air/fuel control strategy
US7198952B2 (en) * 2001-07-18 2007-04-03 Toyota Jidosha Kabushiki Kaisha Catalyst deterioration detecting apparatus and method
JP3904923B2 (ja) * 2001-12-28 2007-04-11 本田技研工業株式会社 制御装置
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
JP3973922B2 (ja) * 2002-02-15 2007-09-12 本田技研工業株式会社 制御装置
DE10220337B4 (de) * 2002-05-07 2006-04-20 Siemens Ag Verfahren zum Betreiben einer mit einem Dreiwegekatalysator ausgerüsteten Brennkraftmaschine
JP3846375B2 (ja) 2002-07-10 2006-11-15 トヨタ自動車株式会社 触媒劣化判定方法
JP3926703B2 (ja) * 2002-08-08 2007-06-06 本田技研工業株式会社 制御装置
US6840036B2 (en) * 2002-08-30 2005-01-11 Ford Global Technologies, Llc Control of oxygen storage in a catalytic converter
JP2004162694A (ja) * 2002-09-20 2004-06-10 Mazda Motor Corp エンジンの排気浄化装置
DE10246505A1 (de) * 2002-10-05 2004-04-15 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine sowie die Brennkraftmaschine selbst
JP4464613B2 (ja) * 2003-02-28 2010-05-19 三菱自動車工業株式会社 触媒温度推定装置及び触媒温度推定方法
GB2399178B (en) * 2003-03-06 2006-06-07 Ford Global Tech Llc Method of accurately estimating air to fuel ratio
JP4357863B2 (ja) * 2003-04-14 2009-11-04 株式会社デンソー 多気筒内燃機関の気筒別空燃比算出装置
DE10351590A1 (de) * 2003-11-05 2005-06-02 Audi Ag Verfahren zum Betreiben einer Brennkraftmaschine eines Fahrzeuges, insbesondere eines Kraftfahrzeuges
US6871617B1 (en) 2004-01-09 2005-03-29 Ford Global Technologies, Llc Method of correcting valve timing in engine having electromechanical valve actuation
US20040168431A1 (en) * 2004-01-13 2004-09-02 Goralski Christian T. System and method to minimize the amount of NOx emissions by optimizing the amount of supplied reductant
US7168237B2 (en) * 2004-02-27 2007-01-30 Nissan Motor Co., Ltd. Deterioration diagnosing device and diagnosing method for exhaust gas purification catalyst
JP2005248781A (ja) * 2004-03-03 2005-09-15 Toyota Motor Corp 内燃機関の燃料カット制御装置
US7107946B2 (en) * 2004-03-19 2006-09-19 Ford Global Technologies, Llc Electromechanically actuated valve control for an internal combustion engine
US7031821B2 (en) 2004-03-19 2006-04-18 Ford Global Technologies, Llc Electromagnetic valve control in an internal combustion engine with an asymmetric exhaust system design
US7032581B2 (en) 2004-03-19 2006-04-25 Ford Global Technologies, Llc Engine air-fuel control for an engine with valves that may be deactivated
US7128043B2 (en) 2004-03-19 2006-10-31 Ford Global Technologies, Llc Electromechanically actuated valve control based on a vehicle electrical system
US7079935B2 (en) 2004-03-19 2006-07-18 Ford Global Technologies, Llc Valve control for an engine with electromechanically actuated valves
US7055483B2 (en) 2004-03-19 2006-06-06 Ford Global Technologies, Llc Quick starting engine with electromechanical valves
US7028650B2 (en) * 2004-03-19 2006-04-18 Ford Global Technologies, Llc Electromechanical valve operating conditions by control method
US7107947B2 (en) 2004-03-19 2006-09-19 Ford Global Technologies, Llc Multi-stroke cylinder operation in an internal combustion engine
US6938598B1 (en) 2004-03-19 2005-09-06 Ford Global Technologies, Llc Starting an engine with electromechanical valves
US7165391B2 (en) 2004-03-19 2007-01-23 Ford Global Technologies, Llc Method to reduce engine emissions for an engine capable of multi-stroke operation and having a catalyst
US7063062B2 (en) 2004-03-19 2006-06-20 Ford Global Technologies, Llc Valve selection for an engine operating in a multi-stroke cylinder mode
US7066121B2 (en) 2004-03-19 2006-06-27 Ford Global Technologies, Llc Cylinder and valve mode control for an engine with valves that may be deactivated
US7072758B2 (en) 2004-03-19 2006-07-04 Ford Global Technologies, Llc Method of torque control for an engine with valves that may be deactivated
US7140355B2 (en) 2004-03-19 2006-11-28 Ford Global Technologies, Llc Valve control to reduce modal frequencies that may cause vibration
US7021289B2 (en) 2004-03-19 2006-04-04 Ford Global Technology, Llc Reducing engine emissions on an engine with electromechanical valves
US7383820B2 (en) 2004-03-19 2008-06-10 Ford Global Technologies, Llc Electromechanical valve timing during a start
US7128687B2 (en) 2004-03-19 2006-10-31 Ford Global Technologies, Llc Electromechanically actuated valve control for an internal combustion engine
US7032545B2 (en) * 2004-03-19 2006-04-25 Ford Global Technologies, Llc Multi-stroke cylinder operation in an internal combustion engine
US7017539B2 (en) 2004-03-19 2006-03-28 Ford Global Technologies Llc Engine breathing in an engine with mechanical and electromechanical valves
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
JP2006022772A (ja) * 2004-07-09 2006-01-26 Mitsubishi Electric Corp 内燃機関の空燃比制御装置
JP4267535B2 (ja) * 2004-07-23 2009-05-27 日野自動車株式会社 排気浄化装置のＮＯｘ低減率測定方法
US7257943B2 (en) * 2004-07-27 2007-08-21 Ford Global Technologies, Llc System for controlling NOx emissions during restarts of hybrid and conventional vehicles
DE102005002237A1 (de) * 2005-01-18 2006-07-20 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens
EP1724458A1 (de) * 2005-05-19 2006-11-22 Delphi Technologies, Inc. Verfahren und Vorrichtung zur Diagnose eines Messwertes
JP2007032357A (ja) * 2005-07-25 2007-02-08 Hitachi Ltd 内燃機関の触媒診断装置およびその触媒診断装置を有する内燃機関を具備する自動車
JP4414384B2 (ja) * 2005-08-23 2010-02-10 三菱電機株式会社 内燃機関の制御装置
JP4940903B2 (ja) * 2005-11-18 2012-05-30 トヨタ自動車株式会社 排気浄化システム
JP4380625B2 (ja) * 2005-11-24 2009-12-09 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP4832068B2 (ja) * 2005-12-05 2011-12-07 トヨタ自動車株式会社 空燃比制御装置
JP5087836B2 (ja) * 2005-12-14 2012-12-05 いすゞ自動車株式会社 排気ガス浄化システムの制御方法及び排気ガス浄化システム
JP2007285288A (ja) * 2006-03-24 2007-11-01 Honda Motor Co Ltd 触媒劣化検出装置
JP4384129B2 (ja) * 2006-03-24 2009-12-16 本田技研工業株式会社 触媒劣化検出装置
US7660639B2 (en) * 2006-03-27 2010-02-09 Hitachi, Ltd. Control system for control subject having combustion unit and control system for plant having boiler
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
JP4844257B2 (ja) * 2006-06-27 2011-12-28 トヨタ自動車株式会社 触媒劣化検出装置
JP4665858B2 (ja) * 2006-07-21 2011-04-06 トヨタ自動車株式会社 内燃機関の触媒劣化検出装置
US8146345B2 (en) * 2007-03-20 2012-04-03 GM Global Technology Operations LLC Normalizing oxygen storage capacity(OSC) for catalyst monitoring
JP5035670B2 (ja) * 2007-05-18 2012-09-26 トヨタ自動車株式会社 内燃機関の触媒劣化検出装置
JP4380745B2 (ja) * 2007-07-20 2009-12-09 トヨタ自動車株式会社 内燃機関の触媒の劣化度合い取得装置
US7937209B2 (en) * 2007-08-17 2011-05-03 GM Global Technology Operations LLC Air fuel ratio control system for internal combustion engines
JP4877246B2 (ja) * 2008-02-28 2012-02-15 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US7685993B2 (en) * 2008-03-31 2010-03-30 Cummins Inc. Low cost variable swirl
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
JP5338974B2 (ja) * 2010-04-13 2013-11-13 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP5397551B2 (ja) * 2010-09-09 2014-01-22 トヨタ自動車株式会社 空燃比制御装置
JP5644291B2 (ja) * 2010-09-10 2014-12-24 トヨタ自動車株式会社 内燃機関の燃料噴射量制御装置
EP2617974B1 (de) * 2010-09-15 2016-04-20 Toyota Jidosha Kabushiki Kaisha Vorrichtung zur steuerung des luft-kraftstoff-verhältnisses
US9188072B2 (en) * 2010-09-24 2015-11-17 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio control apparatus for an internal combustion engine
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
US8904762B2 (en) 2011-03-10 2014-12-09 Toyota Jidosha Kabushiki Kaisha Control apparatus for an internal combustion engine
JP5997008B2 (ja) 2012-02-08 2016-09-21 ルネサスエレクトロニクス株式会社 半導体集積回路装置及びデータ処理システム
EP2829710B1 (de) * 2012-03-22 2016-11-30 Toyota Jidosha Kabushiki Kaisha Steuerungsvorrichtung für einen verbrennungsmotor
EP2873824B1 (de) * 2012-06-25 2016-08-03 Nissan Motor Co., Ltd. Abgasreinigungsvorrichtung für einen motor und abgasreinigungsverfahren
US9534552B2 (en) * 2012-08-28 2017-01-03 Toyota Jidosha Kabushiki Kaisha Exhaust purification system of spark ignition type internal combustion engine
JP2014092097A (ja) * 2012-11-05 2014-05-19 Toyota Motor Corp 内燃機関の始動制御装置
JP6134587B2 (ja) * 2013-06-11 2017-05-24 ヤンマー株式会社 ガスエンジン
JP6128975B2 (ja) * 2013-06-11 2017-05-17 ヤンマー株式会社 ガスエンジン
JP6259246B2 (ja) * 2013-10-09 2018-01-10 三菱重工業株式会社 内燃機関の制御装置
JP5987814B2 (ja) * 2013-11-18 2016-09-07 トヨタ自動車株式会社 車両用内燃機関の制御装置
US9605579B2 (en) * 2014-12-12 2017-03-28 General Electric Company Systems and methods for model based control of catalytic converter systems
JP6337819B2 (ja) * 2015-03-30 2018-06-06 トヨタ自動車株式会社 内燃機関
DE102016220850B3 (de) * 2016-10-24 2017-10-26 Audi Ag Verfahren zum Betreiben einer Antriebseinrichtung sowie entsprechende Antriebseinrichtung
CN116104619A (zh) * 2016-12-09 2023-05-12 康明斯有限公司 用于催化剂传感器诊断的系统和方法
JP6816680B2 (ja) * 2017-09-07 2021-01-20 トヨタ自動車株式会社 排気センサの診断装置
DE102018207703A1 (de) * 2018-05-17 2019-11-21 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Abgasnachbehandlungseinrichtung eines Motorsystems mit einem Verbrennungsmotor
DE102018251725A1 (de) * 2018-12-27 2020-07-02 Robert Bosch Gmbh Verfahren zur Regelung einer Füllung eines Abgaskomponentenspeichers eines Katalysators
DE102018251720A1 (de) * 2018-12-27 2020-07-02 Robert Bosch Gmbh Verfahren zur Ermittlung einer maximalen Speicherfähigkeit eines Abgaskomponentenspeichers eines Katalysators
US10975753B2 (en) * 2019-07-30 2021-04-13 GM Global Technology Operations LLC Exhaust gas recirculation wide range air fuel sensor for rich equivalence ratio target rationality diagnostic
US11085848B2 (en) * 2019-09-04 2021-08-10 GM Global Technology Operations LLC Method of estimating oxygen storage capacity of catalyst
CN114215632B (zh) * 2021-12-16 2022-11-29 潍柴动力股份有限公司 一种三元催化器作弊诊断方法及相关装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4128718C2 (de) 1991-08-29 2001-02-01 Bosch Gmbh Robert Verfahren und Vorrichtung zur Kraftstoffmengenregelung für einen Verbrennungsmotor mit Katalysator
DE4128823C2 (de) * 1991-08-30 2000-06-29 Bosch Gmbh Robert Verfahren und Vorrichtung zum Bestimmen des Speichervermögens eines Katalysators
FR2682993B1 (fr) * 1991-10-28 1994-01-28 Siemens Automotive Sa Procede de surveillance de l'efficacite d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne.
JP2812023B2 (ja) 1991-11-12 1998-10-15 トヨタ自動車株式会社 触媒劣化度検出装置
JP3218747B2 (ja) 1992-11-20 2001-10-15 トヨタ自動車株式会社 触媒劣化度検出装置
JP2996043B2 (ja) 1993-02-26 1999-12-27 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US5503134A (en) * 1993-10-04 1996-04-02 Ford Motor Company Fuel controller with air/fuel transient compensation
JP2962987B2 (ja) 1993-12-01 1999-10-12 本田技研工業株式会社 内燃機関の燃料制御装置
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
JP3510021B2 (ja) * 1995-09-29 2004-03-22 松下電器産業株式会社 内燃機関の空燃比制御装置
DE19606652B4 (de) * 1996-02-23 2004-02-12 Robert Bosch Gmbh Verfahren der Einstellung des Kraftstoff-Luftverhältnisses für eine Brennkraftmaschine mit nachgeschaltetem Katalysator
JP3336854B2 (ja) 1996-04-11 2002-10-21 トヨタ自動車株式会社 内燃機関の触媒劣化判別装置
JPH09310635A (ja) 1996-05-20 1997-12-02 Toyota Motor Corp 内燃機関の空燃比制御装置
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
JP3572961B2 (ja) * 1998-10-16 2004-10-06 日産自動車株式会社 エンジンの排気浄化装置
JP3729083B2 (ja) * 2001-04-27 2005-12-21 日産自動車株式会社 エンジンの排気浄化装置
US6629409B2 (en) * 2001-06-20 2003-10-07 Ford Global Technologies, Llc System and method for determining set point location for oxidant-based engine air/fuel control strategy

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DE60112663T2 (de) 2006-06-14
US6481201B2 (en) 2002-11-19
JP3680217B2 (ja) 2005-08-10
US20020194840A1 (en) 2002-12-26
EP1167726B1 (de) 2005-08-17
EP1167726A2 (de) 2002-01-02
US6901744B2 (en) 2005-06-07
US20020011068A1 (en) 2002-01-31
JP2002004930A (ja) 2002-01-09

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