DE602004004047T2 - Regelungssystem eines Katalysators einer Brennkraftmaschine und Verfahren zur Regelung des Katalysators - Google Patents

Regelungssystem eines Katalysators einer Brennkraftmaschine und Verfahren zur Regelung des Katalysators Download PDF

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Publication number
DE602004004047T2
DE602004004047T2 DE200460004047 DE602004004047T DE602004004047T2 DE 602004004047 T2 DE602004004047 T2 DE 602004004047T2 DE 200460004047 DE200460004047 DE 200460004047 DE 602004004047 T DE602004004047 T DE 602004004047T DE 602004004047 T2 DE602004004047 T2 DE 602004004047T2
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DE
Germany
Prior art keywords
air
fuel ratio
catalyst
control
bed temperature
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.)
Active
Application number
DE200460004047
Other languages
German (de)
English (en)
Other versions
DE602004004047D1 (de
Inventor
Masaaki Toyota-shi Aichi-ken Kobayashi
Masaaki Toyota-shi Aichi-ken Yamaguchi
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
Publication of DE602004004047D1 publication Critical patent/DE602004004047D1/de
Application granted granted Critical
Publication of DE602004004047T2 publication Critical patent/DE602004004047T2/de
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Anticipated expiration legal-status Critical

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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
    • F02D41/24—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
    • 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
    • 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
    • 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
    • F01N3/0821—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with particulate filters
    • 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
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • F01N3/0885—Regeneration of deteriorated absorbents or adsorbents, e.g. desulfurization of NOx traps
    • 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
    • F02D2200/0802—Temperature of the exhaust gas treatment 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
    • F02D41/027—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
    • F02D41/14—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
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402—Multiple injections
    • F02D41/405—Multiple injections with post injections
DE200460004047 2003-11-25 2004-11-23 Regelungssystem eines Katalysators einer Brennkraftmaschine und Verfahren zur Regelung des Katalysators Active DE602004004047T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003394410 2003-11-25
JP2003394410A JP4296909B2 (ja) 2003-11-25 2003-11-25 内燃機関の触媒制御装置

Publications (2)

Publication Number Publication Date
DE602004004047D1 DE602004004047D1 (de) 2007-02-15
DE602004004047T2 true DE602004004047T2 (de) 2007-07-19

Family

ID=34463783

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200460004047 Active DE602004004047T2 (de) 2003-11-25 2004-11-23 Regelungssystem eines Katalysators einer Brennkraftmaschine und Verfahren zur Regelung des Katalysators

Country Status (4)

Country Link
EP (1) EP1536121B1 (ja)
JP (1) JP4296909B2 (ja)
DE (1) DE602004004047T2 (ja)
ES (1) ES2276212T3 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021103944A1 (de) 2021-02-19 2022-08-25 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Betreiben einer Verbrennungskraftmaschine eines Kraftfahrzeugs sowie Kraftfahrzeug mit einer Verbrennungskraftmaschine

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4548309B2 (ja) 2005-11-02 2010-09-22 トヨタ自動車株式会社 内燃機関の排気浄化装置
US8359837B2 (en) 2006-12-22 2013-01-29 Cummins Inc. Temperature determination and control of exhaust aftertreatment system adsorbers
JP4894529B2 (ja) * 2007-01-18 2012-03-14 トヨタ自動車株式会社 触媒劣化検出装置
JP4442618B2 (ja) 2007-02-21 2010-03-31 トヨタ自動車株式会社 内燃機関の排気浄化制御装置
JP4697182B2 (ja) 2007-05-15 2011-06-08 トヨタ自動車株式会社 内燃機関の排気浄化制御装置
JP5053163B2 (ja) * 2008-04-28 2012-10-17 本田技研工業株式会社 内燃機関の排気浄化装置
DE102008059698A1 (de) * 2008-11-29 2010-06-02 Daimler Ag Verfahren zum Betreiben eines Dieselmotors mit einer einen Stickoxid-Speicherkatalysator aufweisenden Abgasreinigungsanlage
US8484945B2 (en) 2010-07-16 2013-07-16 Honda Motor Co., Ltd. Method for managing temperatures in an exhaust system of a motor vehicle
JP7234956B2 (ja) * 2020-02-03 2023-03-08 トヨタ自動車株式会社 空燃比検出装置の異常検出装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6205773B1 (en) * 1998-07-07 2001-03-27 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification device for an internal combustion engine
DE10142669B4 (de) * 2001-08-31 2004-04-15 Bayerische Motoren Werke Ag Motorsteuerung und Verfahren zum Reinigen eines Katalysators in einer Abgasanlage einer Mehrzylinderbrennkraftmaschine
JP3963103B2 (ja) * 2002-01-11 2007-08-22 日産自動車株式会社 内燃機関の排気浄化装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021103944A1 (de) 2021-02-19 2022-08-25 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Betreiben einer Verbrennungskraftmaschine eines Kraftfahrzeugs sowie Kraftfahrzeug mit einer Verbrennungskraftmaschine

Also Published As

Publication number Publication date
JP2005155422A (ja) 2005-06-16
EP1536121A1 (en) 2005-06-01
ES2276212T3 (es) 2007-06-16
EP1536121B1 (en) 2007-01-03
DE602004004047D1 (de) 2007-02-15
JP4296909B2 (ja) 2009-07-15

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