DE60320526D1 - Brennkraftmaschinensteuerungssystem - Google Patents

Brennkraftmaschinensteuerungssystem

Info

Publication number
DE60320526D1
DE60320526D1 DE60320526T DE60320526T DE60320526D1 DE 60320526 D1 DE60320526 D1 DE 60320526D1 DE 60320526 T DE60320526 T DE 60320526T DE 60320526 T DE60320526 T DE 60320526T DE 60320526 D1 DE60320526 D1 DE 60320526D1
Authority
DE
Germany
Prior art keywords
control system
engine control
engine
control
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
DE60320526T
Other languages
English (en)
Other versions
DE60320526T2 (de
Inventor
Shinji Nakagawa
Minoru Ohsuga
Mamoru Nemoto
Kosaku Shimada
Toshio Hori
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE60320526D1 publication Critical patent/DE60320526D1/de
Publication of DE60320526T2 publication Critical patent/DE60320526T2/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
    • F02D41/146—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 NOx content or concentration
    • F02D41/1463—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 NOx content or concentration of the exhaust gases downstream of exhaust gas treatment apparatus
    • F02D41/1465—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 NOx content or concentration of the exhaust gases downstream of exhaust gas treatment apparatus with determination means using an estimation
    • 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
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • 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
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/146—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 NOx content or 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
    • F02D41/14—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
    • F02D41/146—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 NOx content or concentration
    • F02D41/1461—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 NOx content or concentration of the exhaust gases emitted by the engine
    • 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
    • F02D2041/1433—Introducing closed-loop corrections characterised by the control or regulation method using a model or simulation of the system
    • 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
    • F02D2200/0806—NOx storage amount, i.e. amount of NOx stored on NOx trap
    • 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
    • F02D2200/60—Input parameters for engine control said parameters being related to the driver demands or status
    • F02D2200/602—Pedal position
    • 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
    • F02D41/1438—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
    • F02D41/1446—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 exhaust temperatures
    • 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
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F02D41/187—Circuit arrangements for generating control signals by measuring intake air flow using a hot wire flow sensor

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)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE60320526T 2003-04-25 2003-10-20 Brennkraftmaschinensteuerungssystem Expired - Lifetime DE60320526T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003120860A JP4232524B2 (ja) 2003-04-25 2003-04-25 エンジンの制御装置
JP2003120860 2003-04-25

Publications (2)

Publication Number Publication Date
DE60320526D1 true DE60320526D1 (de) 2008-06-05
DE60320526T2 DE60320526T2 (de) 2009-06-10

Family

ID=32959678

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60320526T Expired - Lifetime DE60320526T2 (de) 2003-04-25 2003-10-20 Brennkraftmaschinensteuerungssystem

Country Status (4)

Country Link
US (1) US7121082B2 (de)
EP (1) EP1471235B1 (de)
JP (1) JP4232524B2 (de)
DE (1) DE60320526T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004293338A (ja) * 2003-03-25 2004-10-21 Mitsubishi Fuso Truck & Bus Corp ＮＯｘ吸蔵量の推定方法
FR2856432B1 (fr) * 2003-06-23 2005-09-30 Renault Sa Procede de controle d'un systeme de motorisation a moteur diesel et piege a oxydes d'azote
DE102004058680B4 (de) * 2004-12-06 2015-05-28 Robert Bosch Gmbh Speicherkatalysator-Regenerationsverfahren und- Steuergerät
US7565799B2 (en) * 2005-02-09 2009-07-28 Gm Global Technology Operations, Inc. Controlling lean NOx trap (LNT) catalyst performance
JP4737010B2 (ja) * 2006-08-30 2011-07-27 トヨタ自動車株式会社 触媒劣化診断装置
JP4297379B2 (ja) * 2007-02-02 2009-07-15 ボッシュ株式会社 Ｎｏｘセンサの故障診断装置及び故障診断方法
US7991488B2 (en) 2007-03-29 2011-08-02 Colorado State University Research Foundation Apparatus and method for use in computational fluid dynamics
JP5062415B2 (ja) * 2007-12-07 2012-10-31 三菱自動車工業株式会社 排気浄化手段の排出ガス検出システム
DE102008036884A1 (de) * 2008-08-07 2010-02-11 Daimler Ag Verfahren zum Betreiben einer Abgasreinigungsanlage mit einem SCR-Katalysator
FR2938018A1 (fr) * 2008-11-06 2010-05-07 Renault Sas Procede de pilotage des emissions d'oxydes d'azote d'un moteur a combustion interne et moteur correspondant
US20110258988A1 (en) * 2008-11-25 2011-10-27 Kenichi Tanioka NOx SENSOR VALUE CORRECTING DEVICE AND INTERNAL COMBUSTION ENGINE EXHAUST PURIFICATION SYSTEM
EP2474717B1 (de) * 2009-09-01 2016-03-30 Toyota Jidosha Kabushiki Kaisha Abgasreiniger für einen verbrennungsmotor
US8649957B2 (en) * 2011-01-24 2014-02-11 Toyota Jidosha Kabushiki Kaisha Control device for internal combustion engine
US20140328726A1 (en) * 2011-05-24 2014-11-06 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification system
US20200063633A1 (en) * 2018-08-22 2020-02-27 GM Global Technology Operations LLC Method and system for compensating nox sensor measurement error
DE102019220343A1 (de) * 2019-12-20 2021-06-24 Robert Bosch Gmbh Verfahren zum Steuern eines SCR-Katalysators

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19543219C1 (de) * 1995-11-20 1996-12-05 Daimler Benz Ag Verfahren zum Betreiben eines Dieselmotors
US5894725A (en) * 1997-03-27 1999-04-20 Ford Global Technologies, Inc. Method and apparatus for maintaining catalyst efficiency of a NOx trap
JP3456401B2 (ja) * 1998-02-12 2003-10-14 日産自動車株式会社 内燃機関の排気浄化装置
JP2000337131A (ja) * 1999-05-27 2000-12-05 Honda Motor Co Ltd 内燃機関の排気ガス浄化装置
US6167696B1 (en) * 1999-06-04 2001-01-02 Ford Motor Company Exhaust gas purification system for low emission vehicle
DE19954549C2 (de) * 1999-11-12 2001-12-20 Daimler Chrysler Ag Verfahren zum Betrieb einer Abgasreinigungsanlage mit Stickoxidadsorber und Beladungssensor
JP2001271679A (ja) * 2000-03-27 2001-10-05 Ngk Spark Plug Co Ltd 空燃比制御方法
US6347512B1 (en) * 2000-04-28 2002-02-19 Ford Global Technologies, Inc. Method and system for controlling a lean NOx trap purge cycle
JP2001355485A (ja) * 2000-06-16 2001-12-26 Isuzu Motors Ltd 窒素酸化物吸蔵還元型触媒を備えた排気ガス浄化装置
US6422003B1 (en) * 2000-11-15 2002-07-23 General Motors Corporation NOX catalyst exhaust feedstream control system
DE60116278T2 (de) * 2001-06-28 2006-08-03 Isuzu Motors Ltd. Vorrichtung zur Reinigung des Abgases mit einem Stickoxidfallekatalysator

Also Published As

Publication number Publication date
US7121082B2 (en) 2006-10-17
US20040211171A1 (en) 2004-10-28
JP4232524B2 (ja) 2009-03-04
EP1471235A3 (de) 2005-06-15
EP1471235A2 (de) 2004-10-27
DE60320526T2 (de) 2009-06-10
JP2004324538A (ja) 2004-11-18
EP1471235B1 (de) 2008-04-23

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Legal Events

Date Code Title Description
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