ATE543988T1 - Fehlfunktionsdiagnosevorrichtung für ein abgasreinigungssystem und fehlfunktionsdiagnoseverfahren dafür - Google Patents

Fehlfunktionsdiagnosevorrichtung für ein abgasreinigungssystem und fehlfunktionsdiagnoseverfahren dafür

Info

Publication number
ATE543988T1
ATE543988T1 AT09733339T AT09733339T ATE543988T1 AT E543988 T1 ATE543988 T1 AT E543988T1 AT 09733339 T AT09733339 T AT 09733339T AT 09733339 T AT09733339 T AT 09733339T AT E543988 T1 ATE543988 T1 AT E543988T1
Authority
AT
Austria
Prior art keywords
exhaust gas
gas purification
malfunction diagnostic
purification catalyst
treatment system
Prior art date
Application number
AT09733339T
Other languages
English (en)
Inventor
Daisuke Shibata
Hiroshi Sawada
Taiga Hagimoto
Kazuhiro Wakao
Keisuke Sano
Kimikazu Yoda
Original Assignee
Toyota Motor Co 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 Toyota Motor Co Ltd filed Critical Toyota Motor Co Ltd
Application granted granted Critical
Publication of ATE543988T1 publication Critical patent/ATE543988T1/de

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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity 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
    • 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 ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
    • 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
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
AT09733339T 2008-04-14 2009-04-14 Fehlfunktionsdiagnosevorrichtung für ein abgasreinigungssystem und fehlfunktionsdiagnoseverfahren dafür ATE543988T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008104876A JP4483972B2 (ja) 2008-04-14 2008-04-14 排気浄化システムの故障診断装置
PCT/IB2009/005236 WO2009127941A1 (en) 2008-04-14 2009-04-14 Malfunction diagnosis device for exhaust gas purification system and malfunction diagnosis method therefor

Publications (1)

Publication Number Publication Date
ATE543988T1 true ATE543988T1 (de) 2012-02-15

Family

ID=40845870

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09733339T ATE543988T1 (de) 2008-04-14 2009-04-14 Fehlfunktionsdiagnosevorrichtung für ein abgasreinigungssystem und fehlfunktionsdiagnoseverfahren dafür

Country Status (6)

Country Link
US (1) US8132450B2 (de)
EP (1) EP2262988B1 (de)
JP (1) JP4483972B2 (de)
CN (1) CN101918688B (de)
AT (1) ATE543988T1 (de)
WO (1) WO2009127941A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009007763B4 (de) 2009-02-06 2021-08-12 Audi Ag Verfahren zur Bestimmung einer Wirkungsfähigkeit eines SCR-Katalysators
US8240194B2 (en) * 2009-07-30 2012-08-14 Ford Global Technologies, Llc Methods and systems for diagnostics of an emission system with more than one SCR region
US8230716B2 (en) * 2009-11-09 2012-07-31 Delphi Technologies, Inc. Method and system for diagnostics of a particulate matter sensor
JP5459124B2 (ja) * 2010-07-16 2014-04-02 日産自動車株式会社 アイドルストップ車両の触媒温度推定装置
JP6131821B2 (ja) 2013-10-22 2017-05-24 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP6087866B2 (ja) * 2014-05-23 2017-03-01 トヨタ自動車株式会社 排気浄化装置の異常診断装置
US9606092B2 (en) 2014-08-07 2017-03-28 Cummins Emission Solutions, Inc. NOx sensor diagnosis system and method
FR3045101B1 (fr) * 2015-12-11 2017-12-01 Renault Sas Procede de diagnostic d'un catalyseur de reduction selective des oxydes d'azote d'un moteur et dispositif associe
JP6536551B2 (ja) * 2016-12-12 2019-07-03 トヨタ自動車株式会社 車両用制御装置
JP6996382B2 (ja) * 2018-03-23 2022-01-17 いすゞ自動車株式会社 排気浄化システムの劣化診断装置
JP2020060120A (ja) * 2018-10-09 2020-04-16 日本碍子株式会社 触媒の劣化診断装置及び触媒の劣化診断方法
DE102019206873A1 (de) * 2019-05-13 2020-11-19 Robert Bosch Gmbh Überwachung des Zustands eines Katalysators zur Stickoxidminderung durch Vergleich des Stickoxid-Sensorsignals mit einem modellierten Wert
US11828210B2 (en) 2020-08-20 2023-11-28 Denso International America, Inc. Diagnostic systems and methods of vehicles using olfaction
US11636870B2 (en) 2020-08-20 2023-04-25 Denso International America, Inc. Smoking cessation systems and methods
US12017506B2 (en) 2020-08-20 2024-06-25 Denso International America, Inc. Passenger cabin air control systems and methods
US11881093B2 (en) 2020-08-20 2024-01-23 Denso International America, Inc. Systems and methods for identifying smoking in vehicles
US11760170B2 (en) 2020-08-20 2023-09-19 Denso International America, Inc. Olfaction sensor preservation systems and methods
US11760169B2 (en) 2020-08-20 2023-09-19 Denso International America, Inc. Particulate control systems and methods for olfaction sensors
US11813926B2 (en) 2020-08-20 2023-11-14 Denso International America, Inc. Binding agent and olfaction sensor
US11932080B2 (en) 2020-08-20 2024-03-19 Denso International America, Inc. Diagnostic and recirculation control systems and methods
CN112594044B (zh) * 2020-12-14 2022-04-26 潍柴动力股份有限公司 后处理系统老化预测方法及装置
CN114810307B (zh) * 2022-05-23 2023-04-18 潍柴动力股份有限公司 氨泄漏原因的判断方法、修正方法、装置及存储介质

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3157061B2 (ja) * 1993-04-26 2001-04-16 株式会社日立製作所 触媒劣化診断システム
JPH1071325A (ja) * 1996-06-21 1998-03-17 Ngk Insulators Ltd エンジン排ガス系の制御方法および触媒／吸着手段の劣化検出方法
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
JP3899869B2 (ja) 2000-09-07 2007-03-28 日産自動車株式会社 内燃機関の排気浄化装置
JP3979153B2 (ja) 2002-04-03 2007-09-19 三菱ふそうトラック・バス株式会社 内燃機関のＮＯｘ浄化装置
US6701707B1 (en) * 2002-09-04 2004-03-09 Ford Global Technologies, Llc Exhaust emission diagnostics
US6981368B2 (en) * 2002-11-21 2006-01-03 Ford Global Technologies, Llc Exhaust gas aftertreatment systems
DE10254843A1 (de) 2002-11-25 2004-06-03 Robert Bosch Gmbh Verfahren und Vorrichtung zur Überwachung eines Abgasnachbehandlungssystems
JP4092486B2 (ja) * 2003-04-02 2008-05-28 日産自動車株式会社 内燃機関の排気後処理装置の診断装置
US6990854B2 (en) * 2003-11-19 2006-01-31 Ford Global Technologies, Llc Active lean NOx catalyst diagnostics
JP2005220901A (ja) * 2004-01-06 2005-08-18 Toyota Motor Corp 内燃機関の触媒劣化状態評価装置
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
JP2006242094A (ja) 2005-03-03 2006-09-14 Hino Motors Ltd 排気浄化装置
US20070044456A1 (en) 2005-09-01 2007-03-01 Devesh Upadhyay Exhaust gas aftertreatment systems
US7444233B2 (en) * 2005-12-27 2008-10-28 Nissan Motor Co., Ltd. Diagnostic apparatus and diagnostic method for an internal combustion engine
JP4384129B2 (ja) * 2006-03-24 2009-12-16 本田技研工業株式会社 触媒劣化検出装置
US7610750B2 (en) * 2006-07-25 2009-11-03 Gm Global Technology Operations, Inc. Method and apparatus for monitoring a urea injection system in an exhaust aftertreatment system

Also Published As

Publication number Publication date
US8132450B2 (en) 2012-03-13
JP4483972B2 (ja) 2010-06-16
US20100199754A1 (en) 2010-08-12
JP2009257126A (ja) 2009-11-05
WO2009127941A1 (en) 2009-10-22
CN101918688B (zh) 2012-03-28
EP2262988B1 (de) 2012-02-01
CN101918688A (zh) 2010-12-15
EP2262988A1 (de) 2010-12-22

Similar Documents

Publication Publication Date Title
ATE543988T1 (de) Fehlfunktionsdiagnosevorrichtung für ein abgasreinigungssystem und fehlfunktionsdiagnoseverfahren dafür
ATE555282T1 (de) Abgasreinigungsvorrichtung für einen kompressionsgezündeten verbrennungsmotor
US20150377102A1 (en) System and method for controlling and diagnosing passive storage devices in exhaust aftertreatment systems
MX2018001761A (es) Motor de combustion interna y metodo para controlar motor de combustion interna.
ATE455939T1 (de) Abgasreinigungsanlage für eine brennkraftmaschine
ATE437299T1 (de) Abgasanlage für eine brennkraftmaschine
ATE556761T1 (de) Abgasreinigungsvorrichtung für einen verbrennungsmotor
DE502008000568D1 (de) Abgasnachbehandlungssystem für eine Verbrennungskraftmaschine
GB2461672A (en) Exhaust system utilizing a low-temperature oxidation catalyst
EP2143901A4 (de) Verfahren zur schätzung der n2o-bildungsgeschwindigkeit auf einem ammoniakoxidationskatalysator und abgasreinigungssystem für einen verbrennungsmotor
BRPI1015329A2 (pt) "compósito de catalisador de tratamento de gás de escapamento, sistema para tratar uma corrente de escapamento de motor de combustão interna, e, método para tratar gases de escapamento."
ATE557179T1 (de) Abgasentgiftungsvorrichtung für einen verbrennungsmotor
ATE531915T1 (de) Ventileinrichtung für eine brennkraftmaschine sowie brennkraftmaschine
BRPI0800911A2 (pt) motor de combustço interna, sistema de regeneraÇço de filtro de particulados, e, mÉtodo de regenerar um filtro de particulados
ATE519023T1 (de) Abgasreinigungsvorrichtung für einen verbrennungsmotor und verfahren zu ihrer steuerung
ATE557172T1 (de) Abgasreinigungsvorrichtung für einen verbrennungsmotor
GB201121468D0 (en) Improvements in automotive catalytic aftertreatment
IN2012DN00671A (de)
BRPI1010835B8 (pt) sistema de purificação de exaustão de motor de combustão interna
ATE555286T1 (de) Abgasreinigungssystem für einen verbrennungsmotor
ATE532950T1 (de) Abgasreinigungsvorrichtung für brennkraftmotor
BR112014012650A8 (pt) dispositivo de purificação de gás de exaustão para motor de combustão interna
BRPI0900652A2 (pt) motor de combustão interna com sistema de introdução de gás de escape
DE502008001318D1 (de) Abgasstrang für einen verbrennungsmotor
ATE543989T1 (de) Fehlfunktionsdiagnosevorrichtung für abgasreinigungsvorrichtung