DE59910023D1 - VERFAHREN ZUM ADAPTIEREN DER NOx-ROHKONZENTRATION EINER MIT LUFTÜBERSCHUSS ARBEITENDEN BRENNKRAFTMASCHINE - Google Patents

VERFAHREN ZUM ADAPTIEREN DER NOx-ROHKONZENTRATION EINER MIT LUFTÜBERSCHUSS ARBEITENDEN BRENNKRAFTMASCHINE

Info

Publication number
DE59910023D1
DE59910023D1 DE59910023T DE59910023T DE59910023D1 DE 59910023 D1 DE59910023 D1 DE 59910023D1 DE 59910023 T DE59910023 T DE 59910023T DE 59910023 T DE59910023 T DE 59910023T DE 59910023 D1 DE59910023 D1 DE 59910023D1
Authority
DE
Germany
Prior art keywords
adapting
combustion engine
internal combustion
excess air
engine working
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
DE59910023T
Other languages
English (en)
Inventor
Hong Zhang
Corinna Pfleger
Wolfgang Ludwig
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.)
Continental Automotive GmbH
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE59910023D1 publication Critical patent/DE59910023D1/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
    • 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D41/1402—Adaptive 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
    • F02D41/02—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
    • F02D41/1462—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 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
    • F02D41/14—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
DE59910023T 1998-11-09 1999-11-03 VERFAHREN ZUM ADAPTIEREN DER NOx-ROHKONZENTRATION EINER MIT LUFTÜBERSCHUSS ARBEITENDEN BRENNKRAFTMASCHINE Expired - Lifetime DE59910023D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19851477 1998-11-09
PCT/DE1999/003519 WO2000028201A1 (de) 1998-11-09 1999-11-03 VERFAHREN ZUM ADAPTIEREN DER NOx-ROHKONZENTRATION EINER MIT LUFTÜBERSCHUSS ARBEITENDEN BRENNKRAFTMASCHINE

Publications (1)

Publication Number Publication Date
DE59910023D1 true DE59910023D1 (de) 2004-08-26

Family

ID=7887090

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59910023T Expired - Lifetime DE59910023D1 (de) 1998-11-09 1999-11-03 VERFAHREN ZUM ADAPTIEREN DER NOx-ROHKONZENTRATION EINER MIT LUFTÜBERSCHUSS ARBEITENDEN BRENNKRAFTMASCHINE

Country Status (5)

Country Link
US (1) US6438947B2 (de)
EP (1) EP1131549B1 (de)
JP (1) JP3531867B2 (de)
DE (1) DE59910023D1 (de)
WO (1) WO2000028201A1 (de)

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AU7042498A (en) * 1997-04-09 1998-10-30 Emitec Gesellschaft Fur Emissionstechnologie Mbh Process and device for monitoring a nox accumulator
JP4517463B2 (ja) * 2000-06-22 2010-08-04 マツダ株式会社 エンジンの排気浄化装置
DE10034874B4 (de) * 2000-07-18 2004-01-22 Siemens Ag Verfahren zum Adaptieren einer NOx-Rohkonzentration
DE10036453A1 (de) * 2000-07-26 2002-02-14 Bosch Gmbh Robert Verfahren und Steuergerät zum Betreiben eines Stickoxid (NOx)-Speicherkatalysators
DE10305635B4 (de) * 2003-02-11 2011-01-13 Continental Automotive Gmbh Abgasreinigungsverfahren für Magerbrennkraftmaschinen
DE10312440B4 (de) * 2003-03-20 2006-04-06 Siemens Ag Abgasreinigungsverfahren für Magerbrennkraftmaschinen
JP2004293338A (ja) * 2003-03-25 2004-10-21 Mitsubishi Fuso Truck & Bus Corp ＮＯｘ吸蔵量の推定方法
JP4182878B2 (ja) * 2003-10-09 2008-11-19 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US7018442B2 (en) * 2003-11-25 2006-03-28 Caterpillar Inc. Method and apparatus for regenerating NOx adsorbers
DE102005001961A1 (de) * 2005-01-15 2006-07-27 Audi Ag Verfahren und Vorrichtung zum Schutz temperaturempfindlicher Bauteile im Ansaugbereich eines Verbrennungsmotors mit Abgasrückführung
DE102005042488A1 (de) * 2005-09-07 2007-03-08 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens
DE102005042489A1 (de) * 2005-09-07 2007-03-08 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens
DE112007003414B4 (de) * 2007-04-26 2020-02-06 FEV Europe GmbH Regelung einer Kraftfahrzeug-Verbrennungskraftmaschine
JP4333803B1 (ja) * 2008-04-22 2009-09-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
FR2934637B1 (fr) * 2008-07-30 2010-08-13 Renault Sas Procede de gestion du fonctionnement d'un piege a nox equipant une ligne d'echappement d'un moteur a combustion interne
EP2761154A4 (de) * 2011-09-28 2016-01-06 Continental Controls Corp Automatisches sollwerteinstellungssystem und -verfahren für ein system zur steuerung des luft-kraftstoff-verhältnisses in einem motor
FR2982824B1 (fr) * 2011-11-17 2013-11-22 IFP Energies Nouvelles Procede de commande en regime transitoire d'un systeme de propulsion hybride d'un vehicule
JP6025606B2 (ja) * 2013-02-22 2016-11-16 三菱重工業株式会社 燃料セタン価推定方法及び装置
FR3006372B1 (fr) * 2013-05-31 2017-02-24 Renault Sa Procede d'estimation des emissions polluantes d'un moteur a combustion interne et procede associe de pilotage du moteur
FR3016924B1 (fr) * 2014-01-30 2018-10-26 Psa Automobiles Sa. Procede de correction d'un modele d'estimation d'une quantite d'oxydes d'azotes en amont d'un systeme de reduction catalytique selective
SE540265C2 (sv) 2014-01-31 2018-05-15 Scania Cv Ab Förfarande och system vid tillförsel av tillsatsmedel till en avgasström
JP6477088B2 (ja) 2015-03-20 2019-03-06 いすゞ自動車株式会社 ＮＯｘ吸蔵量推定装置
KR101734710B1 (ko) * 2015-12-07 2017-05-11 현대자동차주식회사 차량의 주행패턴 분석방법을 이용한 연비향상방법
US20200291877A1 (en) * 2019-03-12 2020-09-17 GM Global Technology Operations LLC Aggressive thermal heating target strategy based on nox estimated feedback
CN114810296B (zh) * 2022-05-09 2023-07-18 潍柴动力股份有限公司 闭环控制器的稳定性控制方法及装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992021871A1 (en) * 1991-06-03 1992-12-10 Isuzu Motors Limited DEVICE FOR REDUCING NO¿x?
JP3440654B2 (ja) * 1994-11-25 2003-08-25 トヨタ自動車株式会社 排気浄化装置
JP2836522B2 (ja) * 1995-03-24 1998-12-14 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE19511548A1 (de) * 1995-03-29 1996-06-13 Daimler Benz Ag Verfahren und Vorrichtung zur Stickoxidreduzierung im Abgas einer Brennkraftmaschine
DE19543219C1 (de) * 1995-11-20 1996-12-05 Daimler Benz Ag Verfahren zum Betreiben eines Dieselmotors
DE19607151C1 (de) * 1996-02-26 1997-07-10 Siemens Ag Verfahren zur Regeneration eines NOx-Speicherkatalysators
US5704339A (en) * 1996-04-26 1998-01-06 Ford Global Technologies, Inc. method and apparatus for improving vehicle fuel economy
CA2257949C (en) * 1996-06-10 2003-02-11 Hitachi, Ltd. Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine
DE19653756C2 (de) * 1996-12-20 1999-01-14 Porsche Ag Neue Regelstrategie für einen NOx-Speicher
DE19716275C1 (de) * 1997-04-18 1998-09-24 Volkswagen Ag Verfahren zur Stickoxidreduzierung im Abgas einer Brennkraftmaschine
US5983627A (en) * 1997-09-02 1999-11-16 Ford Global Technologies, Inc. Closed loop control for desulfating a NOx trap
US6244047B1 (en) * 1998-10-02 2001-06-12 Ford Global Technologies, Inc. Method of purging lean NOx trap

Also Published As

Publication number Publication date
US20010032457A1 (en) 2001-10-25
US6438947B2 (en) 2002-08-27
WO2000028201A1 (de) 2000-05-18
JP3531867B2 (ja) 2004-05-31
EP1131549B1 (de) 2004-07-21
EP1131549A1 (de) 2001-09-12
JP2002529652A (ja) 2002-09-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CONTINENTAL AUTOMOTIVE GMBH, 30165 HANNOVER, DE