DE60022255D1 - Luft-Brennstoff-Verhältnisregelvorrichtung und Verfahren für Brennkraftmaschinen - Google Patents

Luft-Brennstoff-Verhältnisregelvorrichtung und Verfahren für Brennkraftmaschinen

Info

Publication number
DE60022255D1
DE60022255D1 DE60022255T DE60022255T DE60022255D1 DE 60022255 D1 DE60022255 D1 DE 60022255D1 DE 60022255 T DE60022255 T DE 60022255T DE 60022255 T DE60022255 T DE 60022255T DE 60022255 D1 DE60022255 D1 DE 60022255D1
Authority
DE
Germany
Prior art keywords
air
control device
internal combustion
fuel ratio
combustion engines
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
DE60022255T
Other languages
English (en)
Other versions
DE60022255T2 (de
Inventor
Naoto Suzuki
Hiroshi Tanaka
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 DE60022255D1 publication Critical patent/DE60022255D1/de
Publication of DE60022255T2 publication Critical patent/DE60022255T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/011—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more purifying devices arranged in parallel
    • 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
    • F02D41/028—Desulfurisation of NOx traps 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
    • F02D41/14—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
    • 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
    • F02D41/1443—Plural sensors with one sensor per cylinder or group of cylinders
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/04—Sulfur or sulfur oxides

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
DE60022255T 1999-05-10 2000-05-09 Luft-Brennstoff-Verhältnisregelvorrichtung und Verfahren für Brennkraftmaschinen Expired - Lifetime DE60022255T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11128686A JP2000320371A (ja) 1999-05-10 1999-05-10 内燃機関の空燃比制御装置
JP12868699 1999-05-10

Publications (2)

Publication Number Publication Date
DE60022255D1 true DE60022255D1 (de) 2005-10-06
DE60022255T2 DE60022255T2 (de) 2006-04-13

Family

ID=14990928

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60022255T Expired - Lifetime DE60022255T2 (de) 1999-05-10 2000-05-09 Luft-Brennstoff-Verhältnisregelvorrichtung und Verfahren für Brennkraftmaschinen

Country Status (4)

Country Link
US (1) US6250074B1 (de)
EP (1) EP1052393B1 (de)
JP (1) JP2000320371A (de)
DE (1) DE60022255T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3680611B2 (ja) * 1999-02-03 2005-08-10 日産自動車株式会社 内燃機関の排気浄化装置
DE19920515C2 (de) * 1999-05-05 2003-03-20 Daimler Chrysler Ag Abgasreinigungsanlage mit Stickoxidadsorber und Desulfatisierungsverfahren hierfür
US6553982B1 (en) * 2001-02-16 2003-04-29 Ford Global Technologies, Inc. Method for controlling the phase difference of air/fuel ratio oscillations in an engine
US6467259B1 (en) * 2001-06-19 2002-10-22 Ford Global Technologies, Inc. Method and system for operating dual-exhaust engine
US6543219B1 (en) * 2001-10-29 2003-04-08 Ford Global Technologies, Inc. Engine fueling control for catalyst desulfurization
WO2003076784A1 (en) * 2002-03-07 2003-09-18 Honeywell International Inc. System to improve after-treatment regeneration
US7055311B2 (en) * 2002-08-31 2006-06-06 Engelhard Corporation Emission control system for vehicles powered by diesel engines
US6766641B1 (en) 2003-03-27 2004-07-27 Ford Global Technologies, Llc Temperature control via computing device
US7146799B2 (en) 2003-03-27 2006-12-12 Ford Global Technologies, Llc Computer controlled engine air-fuel ratio adjustment
US6854264B2 (en) * 2003-03-27 2005-02-15 Ford Global Technologies, Llc Computer controlled engine adjustment based on an exhaust flow
US7003944B2 (en) 2003-03-27 2006-02-28 Ford Global Technologies, Llc Computing device to generate even heating in exhaust system
JPWO2004097200A1 (ja) * 2003-04-30 2006-07-13 株式会社日立製作所 内燃機関の制御装置
DE10347446B4 (de) * 2003-10-13 2010-01-07 Audi Ag Verfahren zur Aufheizung und zur Desulfatisierung eines Hauptkatalysators einer mehrflutigen Abgaslage einer mehrzylindrigen Brennkraftmaschine eines Fahrzeugs, insbesondere eines Kraftfahrzeugs
US6988361B2 (en) * 2003-10-27 2006-01-24 Ford Global Technologies, Llc Method and system for controlling simultaneous diesel particulate filter regeneration and lean NOx trap desulfation
US6862881B1 (en) 2003-12-05 2005-03-08 Caterpillar Inc Method and apparatus for controlling regeneration of a particulate filter
DE102004002292B4 (de) * 2004-01-16 2010-08-12 Audi Ag Abgaskatalysator und Verfahren zum Betreiben einer Abgaskatalysatorvorrichtung
JP4501769B2 (ja) * 2005-05-02 2010-07-14 トヨタ自動車株式会社 内燃機関の排気浄化装置
US20080104944A1 (en) * 2006-10-31 2008-05-08 Caterpillar Inc. Engine emissions control system
JP2010516948A (ja) * 2007-01-31 2010-05-20 ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト リーンエンジンの排ガス装置内のすすフィルタを再生する方法及びこのための排ガス装置
US7797929B2 (en) * 2007-05-21 2010-09-21 Ford Global Technologies, Llc Low temperature emission control
US7937209B2 (en) * 2007-08-17 2011-05-03 GM Global Technology Operations LLC Air fuel ratio control system for internal combustion engines
US8934998B1 (en) * 2010-09-11 2015-01-13 Unist, Inc. Method and apparatus for delivery of minimum quantity lubrication
GB2495751A (en) * 2011-10-20 2013-04-24 Gm Global Tech Operations Inc Operating a DeSOx regeneration event in a Lean NOx Trap of an Internal Combustion Engine Exhaust
JP2018188975A (ja) 2017-04-28 2018-11-29 トヨタ自動車株式会社 内燃機関の制御装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1173894B (it) 1984-03-20 1987-06-24 Alfa Romeo Auto Spa Impianto di scarico per un motore a c.i. dotato di una sonda per il rilievo dell'ossigeno nei gas di scarico
GB8801304D0 (en) 1988-01-21 1988-02-17 Ici Plc Diamine compounds
JPH021439U (de) * 1988-06-07 1990-01-08
JP2646667B2 (ja) 1988-06-16 1997-08-27 トヨタ自動車株式会社 多気筒２サイクル内燃機関
JPH086624B2 (ja) * 1991-05-16 1996-01-29 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP3076417B2 (ja) * 1991-07-23 2000-08-14 マツダ株式会社 エンジンの排気浄化装置
US5417058A (en) * 1992-09-30 1995-05-23 Toyota Jidosha Kabushiki Kaisha Device for detecting deterioration of a catalytic converter for an engine
DE4310145A1 (de) 1993-03-29 1994-04-07 Daimler Benz Ag Mehrzylindrige Brennkraftmaschine mit mindestens zwei Zylindergruppen
JP3030412B2 (ja) 1994-06-17 2000-04-10 三菱自動車工業株式会社 内燃エンジンの排気浄化触媒装置
US5657625A (en) 1994-06-17 1997-08-19 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Apparatus and method for internal combustion engine control
US6119452A (en) 1995-11-17 2000-09-19 Toyota Jidosha Kabushiki Kaisha Device for purifying exhaust gas of internal combustion engine
JP3264226B2 (ja) * 1997-08-25 2002-03-11 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3430879B2 (ja) * 1997-09-19 2003-07-28 トヨタ自動車株式会社 内燃機関の排気浄化装置

Also Published As

Publication number Publication date
JP2000320371A (ja) 2000-11-21
EP1052393B1 (de) 2005-08-31
DE60022255T2 (de) 2006-04-13
US6250074B1 (en) 2001-06-26
EP1052393A2 (de) 2000-11-15
EP1052393A3 (de) 2001-02-07

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