ATE521796T1 - Störungsdiagnosevorrichtung und störungsdiagnoseverfahren für einen nox-sensor - Google Patents
Störungsdiagnosevorrichtung und störungsdiagnoseverfahren für einen nox-sensorInfo
- Publication number
- ATE521796T1 ATE521796T1 AT08703886T AT08703886T ATE521796T1 AT E521796 T1 ATE521796 T1 AT E521796T1 AT 08703886 T AT08703886 T AT 08703886T AT 08703886 T AT08703886 T AT 08703886T AT E521796 T1 ATE521796 T1 AT E521796T1
- Authority
- AT
- Austria
- Prior art keywords
- detected
- sensor
- exhaust
- flow rate
- concentration
- Prior art date
Links
Classifications
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- 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
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
-
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/04—Methods of control or diagnosing
- F01N2900/0416—Methods of control or diagnosing using the state of a sensor, e.g. of an exhaust gas 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
-
- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
-
- 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)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Measuring Oxygen Concentration In Cells (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007024213A JP4297379B2 (ja) | 2007-02-02 | 2007-02-02 | Noxセンサの故障診断装置及び故障診断方法 |
PCT/JP2008/051059 WO2008093607A1 (ja) | 2007-02-02 | 2008-01-25 | Noxセンサの故障診断装置及び故障診断方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE521796T1 true ATE521796T1 (de) | 2011-09-15 |
Family
ID=39673919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT08703886T ATE521796T1 (de) | 2007-02-02 | 2008-01-25 | Störungsdiagnosevorrichtung und störungsdiagnoseverfahren für einen nox-sensor |
Country Status (7)
Country | Link |
---|---|
US (1) | US8359826B2 (de) |
EP (1) | EP2128396B1 (de) |
JP (1) | JP4297379B2 (de) |
KR (1) | KR101088316B1 (de) |
CN (1) | CN101600863B (de) |
AT (1) | ATE521796T1 (de) |
WO (1) | WO2008093607A1 (de) |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007006489B4 (de) * | 2007-02-09 | 2018-10-04 | Robert Bosch Gmbh | Verfahren zur Diagnose eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Abgassensors und Vorrichtung zur Durchführung des Verfahrens |
JP5152912B2 (ja) * | 2008-06-27 | 2013-02-27 | ボッシュ株式会社 | タンク内センサの合理性診断方法及び合理性診断装置 |
JP2010101860A (ja) * | 2008-10-27 | 2010-05-06 | Mitsubishi Motors Corp | 車両に搭載された機構の故障診断装置 |
JPWO2010109946A1 (ja) * | 2009-03-23 | 2012-09-27 | ボッシュ株式会社 | Noxセンサの合理性診断装置及び合理性診断方法 |
JP4874364B2 (ja) * | 2009-04-14 | 2012-02-15 | 株式会社日本自動車部品総合研究所 | 内燃機関の排気浄化装置 |
US8437941B2 (en) * | 2009-05-08 | 2013-05-07 | Gas Turbine Efficiency Sweden Ab | Automated tuning of gas turbine combustion systems |
US9267443B2 (en) | 2009-05-08 | 2016-02-23 | Gas Turbine Efficiency Sweden Ab | Automated tuning of gas turbine combustion systems |
US9354618B2 (en) | 2009-05-08 | 2016-05-31 | Gas Turbine Efficiency Sweden Ab | Automated tuning of multiple fuel gas turbine combustion systems |
US9671797B2 (en) | 2009-05-08 | 2017-06-06 | Gas Turbine Efficiency Sweden Ab | Optimization of gas turbine combustion systems low load performance on simple cycle and heat recovery steam generator applications |
WO2010134167A1 (ja) * | 2009-05-19 | 2010-11-25 | トヨタ自動車株式会社 | NOxセンサの異常診断装置 |
WO2010151690A2 (en) * | 2009-06-24 | 2010-12-29 | Cummins Ip, Inc. | APPARATUS, SYSTEM, AND METHOD FOR ESTIMATING DETERIORATION OF A NOx SENSOR RESPONSE RATE |
CN102792140B (zh) * | 2009-12-16 | 2016-01-20 | 康明斯过滤Ip公司 | 诊断NOx传感器的装置和方法 |
JP5789925B2 (ja) * | 2010-07-08 | 2015-10-07 | いすゞ自動車株式会社 | NOxセンサ診断装置及びSCRシステム |
US9121323B2 (en) * | 2011-04-15 | 2015-09-01 | GM Global Technology Operations LLC | Nitrogen oxide sensor stuck-in-range diagnostic tool |
JP5915111B2 (ja) * | 2011-11-18 | 2016-05-11 | いすゞ自動車株式会社 | NOxセンサの異常診断方法、NOxセンサの異常診断システム、及び内燃機関のNOx排出濃度推定方法 |
US8924130B2 (en) * | 2012-03-01 | 2014-12-30 | Ford Global Technologies, Llc | Non-intrusive exhaust gas sensor monitoring |
JP5559230B2 (ja) * | 2012-04-03 | 2014-07-23 | 本田技研工業株式会社 | 内燃機関の排気浄化システム |
RU2598968C2 (ru) * | 2012-04-10 | 2016-10-10 | Вольво Ластвагнар Аб | Способ автоматической диагностики системы селективного каталитического восстановления |
US8910466B2 (en) * | 2012-05-09 | 2014-12-16 | GM Global Technology Operations LLC | Exhaust aftertreatment system with diagnostic delay |
US9528462B2 (en) * | 2012-06-15 | 2016-12-27 | GM Global Technology Operations LLC | NOx sensor plausibility monitor |
WO2014134273A1 (en) * | 2013-02-27 | 2014-09-04 | Cummins Ip, Inc. | Apparatus, method and system for diagnosing reductant delivery performance |
SE537270C2 (sv) * | 2013-07-02 | 2015-03-24 | Scania Cv Ab | Anordning och förfarande för detektering av defekt NOx-givare |
CN105658937B (zh) * | 2013-10-04 | 2019-06-28 | 沃尔沃卡车集团 | 用于监测传感器的运行的方法 |
CN103903412B (zh) * | 2014-03-28 | 2017-04-12 | 哈尔滨工程大学 | 一种用于NOx传感器的CAN总线转4‑20mA的数据信号转换装置 |
JP6248789B2 (ja) * | 2014-05-08 | 2017-12-20 | いすゞ自動車株式会社 | 排気浄化システム |
KR101637758B1 (ko) | 2014-12-03 | 2016-07-07 | 현대자동차주식회사 | Scr 시스템의 고장진단방법 및 고장진단장치 |
NL2015086B1 (en) * | 2015-07-03 | 2017-01-30 | Daf Trucks Nv | Method, apparatus, and system for diagnosing at least one NOx-sensor of a diesel engine system. |
US10995647B2 (en) | 2015-11-20 | 2021-05-04 | Cummins, Inc. | Systems and methods for using oxygen to diagnose in-range rationality for NOx sensors |
DE102016202765A1 (de) * | 2016-02-23 | 2017-08-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | Schaltkreisanordnung und Verfahren zum Herstellen einer Schaltkreisanordnung |
CN107462670A (zh) * | 2016-06-03 | 2017-12-12 | 大陆汽车电子(长春)有限公司 | 氮氧化物传感器故障检测方法 |
JP6569604B2 (ja) | 2016-06-10 | 2019-09-04 | 株式会社デンソー | 噴射制御装置 |
CN107023367B (zh) * | 2017-03-29 | 2019-04-12 | 北京航空航天大学 | 一种柴油机scr系统氨气输入传感器故障诊断和容错控制方法 |
CN107035490B (zh) * | 2017-03-29 | 2019-04-12 | 北京航空航天大学 | 一种柴油机scr系统氮氧化物输入传感器故障诊断方法 |
CN108150262B (zh) * | 2017-12-22 | 2020-05-22 | 中国第一汽车股份有限公司 | 判断氮氧传感器是否失效的检测方法 |
US10690078B2 (en) * | 2018-04-25 | 2020-06-23 | International Engine Intellectual Property Company, Llc | System and method for estimating engine exhaust nitrogen oxide sensor instability |
CN108825344B (zh) * | 2018-06-08 | 2020-12-15 | 无锡威孚力达催化净化器有限责任公司 | 一种NOx传感器测量值合理性判断方法及装置 |
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 |
US11760170B2 (en) | 2020-08-20 | 2023-09-19 | Denso International America, Inc. | Olfaction sensor preservation systems and methods |
US11881093B2 (en) | 2020-08-20 | 2024-01-23 | Denso International America, Inc. | Systems and methods for identifying smoking in vehicles |
US11828210B2 (en) | 2020-08-20 | 2023-11-28 | Denso International America, Inc. | Diagnostic systems and methods of vehicles using olfaction |
US11932080B2 (en) | 2020-08-20 | 2024-03-19 | Denso International America, Inc. | Diagnostic and recirculation control systems and methods |
US11813926B2 (en) | 2020-08-20 | 2023-11-14 | Denso International America, Inc. | Binding agent and olfaction sensor |
US11760169B2 (en) | 2020-08-20 | 2023-09-19 | Denso International America, Inc. | Particulate control systems and methods for olfaction sensors |
US11636870B2 (en) | 2020-08-20 | 2023-04-25 | Denso International America, Inc. | Smoking cessation systems and methods |
CN112412599B (zh) * | 2020-11-18 | 2022-04-05 | 潍柴动力股份有限公司 | 上游NOx传感器故障识别方法、装置、车辆及存储介质 |
CN112648055B (zh) * | 2020-12-10 | 2022-01-21 | 潍柴动力股份有限公司 | 氮氧化物传感器的可信性检测方法、装置、设备及介质 |
US11959433B2 (en) * | 2022-07-19 | 2024-04-16 | Cummins Emission Solutions Inc. | Systems and methods for determining exhibited useful life of sensors in monitored systems |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2827719B2 (ja) | 1992-07-16 | 1998-11-25 | 三菱自動車工業株式会社 | O2 センサの故障判定方法 |
JP2962089B2 (ja) | 1993-03-15 | 1999-10-12 | 日産自動車株式会社 | 内燃機関の触媒劣化診断装置 |
JP2554836B2 (ja) * | 1993-12-24 | 1996-11-20 | 株式会社東芝 | 脱硝制御装置 |
JP3134698B2 (ja) | 1995-02-10 | 2001-02-13 | 三菱自動車工業株式会社 | 空燃比センサの劣化診断装置 |
DE10049685A1 (de) | 2000-10-07 | 2002-04-11 | Volkswagen Ag | Verfahren und Vorrichtung zur Eigendiagnose eines NOX-Sensors |
DE10062289A1 (de) | 2000-12-14 | 2002-07-04 | Siemens Ag | Verfahren zur Diagnose eines NOx-Sensors im Abgastrakt einer Brennkraftmaschine |
US6453663B1 (en) * | 2001-08-16 | 2002-09-24 | Ford Global Technologies, Inc | NOx sensor monitoring |
JP3927395B2 (ja) * | 2001-09-28 | 2007-06-06 | 株式会社日立製作所 | 圧縮着火エンジンの制御装置 |
JP3873788B2 (ja) * | 2002-03-18 | 2007-01-24 | トヨタ自動車株式会社 | NOxセンサの故障診断装置 |
JP4273306B2 (ja) | 2003-03-05 | 2009-06-03 | 三菱ふそうトラック・バス株式会社 | NOxセンサの異常判定装置 |
JP4232524B2 (ja) * | 2003-04-25 | 2009-03-04 | 株式会社日立製作所 | エンジンの制御装置 |
US6823843B1 (en) * | 2004-01-13 | 2004-11-30 | Ford Global Technologies, Llc | System and method to minimize the amount of NOx released from a NOx trap |
DE102004048136A1 (de) * | 2004-10-02 | 2006-04-06 | Robert Bosch Gmbh | Verfahren zur Diagnose eines in einem Abgasbereich einer Brennkraftmaschine angeordneten NOx-Sensors und Vorrichtung zur Durchführung des Verfahrens |
US7178328B2 (en) * | 2004-12-20 | 2007-02-20 | General Motors Corporation | System for controlling the urea supply to SCR catalysts |
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2007
- 2007-02-02 JP JP2007024213A patent/JP4297379B2/ja active Active
-
2008
- 2008-01-25 KR KR1020097011362A patent/KR101088316B1/ko active IP Right Grant
- 2008-01-25 AT AT08703886T patent/ATE521796T1/de not_active IP Right Cessation
- 2008-01-25 WO PCT/JP2008/051059 patent/WO2008093607A1/ja active Application Filing
- 2008-01-25 EP EP08703886A patent/EP2128396B1/de active Active
- 2008-01-25 US US12/525,408 patent/US8359826B2/en active Active
- 2008-01-25 CN CN2008800037244A patent/CN101600863B/zh active Active
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Publication number | Publication date |
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KR101088316B1 (ko) | 2011-12-01 |
JP2008190383A (ja) | 2008-08-21 |
EP2128396B1 (de) | 2011-08-24 |
WO2008093607A1 (ja) | 2008-08-07 |
US20100031633A1 (en) | 2010-02-11 |
EP2128396A1 (de) | 2009-12-02 |
CN101600863A (zh) | 2009-12-09 |
US8359826B2 (en) | 2013-01-29 |
CN101600863B (zh) | 2011-12-14 |
JP4297379B2 (ja) | 2009-07-15 |
EP2128396A4 (de) | 2010-03-10 |
KR20090079973A (ko) | 2009-07-22 |
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