DE19924029C2 - Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung - Google Patents

Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung

Info

Publication number
DE19924029C2
DE19924029C2 DE19924029A DE19924029A DE19924029C2 DE 19924029 C2 DE19924029 C2 DE 19924029C2 DE 19924029 A DE19924029 A DE 19924029A DE 19924029 A DE19924029 A DE 19924029A DE 19924029 C2 DE19924029 C2 DE 19924029C2
Authority
DE
Germany
Prior art keywords
exhaust gas
temperature
catalytic converter
catalyst
reducing agent
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
DE19924029A
Other languages
German (de)
English (en)
Other versions
DE19924029A1 (de
Inventor
Paul Kueper
Stefan Dietrich Peter
Jens Mueller
Christian Goerigk
Michael Illek
Stefan Wesels
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.)
Bayerische Motoren Werke AG
Audi AG
Dr Ing HCF Porsche AG
Volkswagen AG
Mercedes Benz Group AG
Original Assignee
Bayerische Motoren Werke AG
DaimlerChrysler AG
Audi AG
Dr Ing HCF Porsche AG
Volkswagen 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 Bayerische Motoren Werke AG, DaimlerChrysler AG, Audi AG, Dr Ing HCF Porsche AG, Volkswagen AG filed Critical Bayerische Motoren Werke AG
Priority to DE19924029A priority Critical patent/DE19924029C2/de
Priority to DE50013020T priority patent/DE50013020D1/de
Priority to ES00110872T priority patent/ES2261120T3/es
Priority to EP00110872A priority patent/EP1055449B1/de
Priority to JP2000155119A priority patent/JP2001003737A/ja
Priority to US09/578,443 priority patent/US6367320B1/en
Publication of DE19924029A1 publication Critical patent/DE19924029A1/de
Application granted granted Critical
Publication of DE19924029C2 publication Critical patent/DE19924029C2/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
    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/2066—Selective catalytic reduction [SCR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9495—Controlling the catalytic process
    • 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
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust 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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring oxygen or air concentration downstream of the exhaust 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/02—Catalytic activity of catalytic converters
    • 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/05—Systems for adding substances into exhaust
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1473—Overflow or return means for the substances, e.g. conduits or valves for the return path
    • 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
    • Y02T10/12—Improving ICE efficiencies
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE19924029A 1999-05-26 1999-05-26 Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung Expired - Fee Related DE19924029C2 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19924029A DE19924029C2 (de) 1999-05-26 1999-05-26 Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung
DE50013020T DE50013020D1 (de) 1999-05-26 2000-05-23 Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung
ES00110872T ES2261120T3 (es) 1999-05-26 2000-05-23 Procedimiento para la vigilancia del funcionamiento de un sistema de tratamiento de gases de escape.
EP00110872A EP1055449B1 (de) 1999-05-26 2000-05-23 Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung
JP2000155119A JP2001003737A (ja) 1999-05-26 2000-05-25 排気ガス処理用システムの機能を監視する方法
US09/578,443 US6367320B1 (en) 1999-05-26 2000-05-26 Process for monitoring operation of an exhaust gas treatment system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19924029A DE19924029C2 (de) 1999-05-26 1999-05-26 Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung

Publications (2)

Publication Number Publication Date
DE19924029A1 DE19924029A1 (de) 2000-12-21
DE19924029C2 true DE19924029C2 (de) 2001-05-23

Family

ID=7909184

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19924029A Expired - Fee Related DE19924029C2 (de) 1999-05-26 1999-05-26 Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung
DE50013020T Expired - Fee Related DE50013020D1 (de) 1999-05-26 2000-05-23 Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE50013020T Expired - Fee Related DE50013020D1 (de) 1999-05-26 2000-05-23 Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung

Country Status (5)

Country Link
US (1) US6367320B1 (enExample)
EP (1) EP1055449B1 (enExample)
JP (1) JP2001003737A (enExample)
DE (2) DE19924029C2 (enExample)
ES (1) ES2261120T3 (enExample)

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US6849239B2 (en) 2000-10-16 2005-02-01 E. I. Du Pont De Nemours And Company Method and apparatus for analyzing mixtures of gases
DE10142236A1 (de) * 2001-08-29 2003-04-10 Conti Temic Microelectronic Verfahren zum Bestimmen der Reduktionsmittelkonzentration (NH3) im Abgasstrom eines Verbrennungsmotors
KR20030085733A (ko) * 2002-05-01 2003-11-07 현대자동차주식회사 자동차의 이상 연료 검출 장치 및 이의 방법
WO2003100225A1 (en) * 2002-05-07 2003-12-04 Extengine Transport Systems Emission control system
US7497076B2 (en) 2002-05-07 2009-03-03 Extengine Transport Systems Emission control system
DE10254843A1 (de) * 2002-11-25 2004-06-03 Robert Bosch Gmbh Verfahren und Vorrichtung zur Überwachung eines Abgasnachbehandlungssystems
US7140232B2 (en) * 2002-12-16 2006-11-28 Radiodetection Limited Method and apparatus for multiple gas sensor
DE10301603B4 (de) * 2003-01-17 2020-03-19 Robert Bosch Gmbh Verfahren zum Dosieren von Ammoniak oder eines Ammoniak freisetzenden Reagenzmittels in ein Abgas
ATE362041T1 (de) * 2003-06-18 2007-06-15 Johnson Matthey Plc Verfahren zur steuerung der reduktionsmittelzugabe
GB0314463D0 (en) * 2003-06-23 2003-07-23 Eminox Ltd Method of calibrating reductant injection in a SCR system
GB0428289D0 (en) * 2004-12-24 2005-01-26 Johnson Matthey Plc Reductant addition in exhaust system comprising NOx-absorbent
GB0428291D0 (en) * 2004-12-24 2005-01-26 Johnson Matthey Plc Methods of regenerating NOx-Absorbent
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JP4290109B2 (ja) 2004-10-29 2009-07-01 日産ディーゼル工業株式会社 排気浄化装置
WO2006065179A1 (en) * 2004-12-14 2006-06-22 Volvo Lastvagnar Ab Method, device and computer program product for diagnosing an oxidation catalyst
US8286417B2 (en) * 2005-02-03 2012-10-16 Avl List Gmbh Diagnosis method for an exhaust gas post-treatment system
DE102005012568A1 (de) * 2005-03-18 2006-09-21 Daimlerchrysler Ag Vorrichtung zur Entfernung von Stickoxiden aus Brennkraftmaschinenabgas und Verfahren zur Dosierung eines Zuschlagstoffs für Brennkraftmaschinenabgas
WO2007037730A1 (en) * 2005-09-29 2007-04-05 Volvo Lastvagnar Ab A diagnostic method for an exhaust aftertreatment system
US7533520B2 (en) * 2006-04-24 2009-05-19 Fleetguard, Inc. Exhaust aftertreatment mixer with stamped muffler flange
CN101479598B (zh) * 2006-07-06 2012-08-29 沃尔沃技术公司 对破裂的多室固体电解质气体传感器的诊断
US7770384B2 (en) * 2006-09-18 2010-08-10 Ford Global Technologies, Llc Ammonia vapor storage and purge system and method
DE102006055036B4 (de) * 2006-11-22 2023-03-02 Faurecia Emissions Control Technologies, Germany Gmbh Mischelement sowie Abgasanlage für eine Verbrennungskraftmaschine
JP4779959B2 (ja) * 2006-12-20 2011-09-28 株式会社デンソー 排気浄化装置
DE102007020812B4 (de) * 2007-05-04 2010-01-14 Audi Ag Vorrichtung und Verfahren zur Zudosierung von fluiden schadstoffreduzierenden Medien in einen Abgaskanal einer Brennkraftmaschine
JP2009085050A (ja) 2007-09-28 2009-04-23 Denso Corp 添加剤噴射弁、添加剤噴射装置、及び排気浄化システム
DE102008042678A1 (de) 2007-10-09 2009-05-07 Denso Corp., Kariya-shi Abgasreinigungsgerät mit verbessertem Aufbau zur Sicherstellung einer exakten Einspritzung von Reduktionsmittel
JP4445002B2 (ja) * 2007-11-21 2010-04-07 株式会社日本自動車部品総合研究所 排気浄化装置
JP4458182B2 (ja) * 2008-04-25 2010-04-28 トヨタ自動車株式会社 還元剤供給装置の診断装置
WO2010079847A1 (ja) * 2009-01-09 2010-07-15 トヨタ自動車株式会社 内燃機関の排気浄化装置
CN102216579B (zh) * 2009-01-19 2013-07-17 丰田自动车株式会社 废气净化装置的异常检测装置及废气净化装置的异常检测方法
DE102010040678A1 (de) 2010-09-14 2012-03-15 Robert Bosch Gmbh Verfahren zur Überwachung der Schadstoff-Konvertierungsfähigkeit in einem Abgasnachbehandlungssystem
JP5767158B2 (ja) * 2012-04-26 2015-08-19 日本特殊陶業株式会社 ガスセンサ評価方法およびガスセンサ評価装置
JP5928884B2 (ja) * 2012-04-26 2016-06-01 三菱ふそうトラック・バス株式会社 内燃機関の排ガス浄化装置
US20140150528A1 (en) * 2012-11-30 2014-06-05 Engine Control and Monitoring Simplified method for measuring concentration of various exhaust gas mixture components utilizing dissimilar sensors
US9273587B2 (en) 2013-01-28 2016-03-01 Cummins Ip, Inc. Method, system, and apparatus for diagnosing an exhaust aftertreatment component
US20140216131A1 (en) * 2013-02-04 2014-08-07 Engine Control and Monitoring Simplified method for measuring concentrations of exhaust gas components utilizing differential measurement across an absorber
US20140216130A1 (en) * 2013-02-04 2014-08-07 Engine Control and Monitoring Simplified method for measuring concentrations of exhaust gas components
CN105579677B (zh) * 2013-09-25 2018-01-19 丰田自动车株式会社 排气净化装置的诊断装置
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Also Published As

Publication number Publication date
EP1055449B1 (de) 2006-06-21
JP2001003737A (ja) 2001-01-09
DE50013020D1 (de) 2006-08-03
US6367320B1 (en) 2002-04-09
ES2261120T3 (es) 2006-11-16
EP1055449A1 (de) 2000-11-29
DE19924029A1 (de) 2000-12-21

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BAYERISCHE MOTOREN WERKE AG, 80809 MUENCHEN, DE

Owner name: VOLKSWAGEN AG, 38440 WOLFSBURG, DE

Owner name: AUDI AG, 85057 INGOLSTADT, DE

Owner name: DR.ING.H.C. F. PORSCHE AG, 70435 STUTTGART, DE

Owner name: DAIMLERCHRYSLER AG, 70327 STUTTGART, DE

8327 Change in the person/name/address of the patent owner

Owner name: DAIMLER AG, 70327 STUTTGART, DE

Owner name: BAYERISCHE MOTOREN WERKE AG, 80809 MUENCHEN, DE

Owner name: VOLKSWAGEN AG, 38440 WOLFSBURG, DE

Owner name: AUDI AG, 85057 INGOLSTADT, DE

Owner name: DR.ING.H.C. F. PORSCHE AG, 70435 STUTTGART, DE

8327 Change in the person/name/address of the patent owner

Owner name: AUDI AG, 85057 INGOLSTADT, DE

Owner name: DR. ING. H.C. F. PORSCHE AKTIENGESELLSCHAFT, 7, DE

Owner name: VOLKSWAGEN AG, 38440 WOLFSBURG, DE

Owner name: DAIMLER AG, 70327 STUTTGART, DE

Owner name: BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT, 8, DE

8339 Ceased/non-payment of the annual fee