DE69414941T2 - Funktionsstörungdiagnosegerät für Brennkraftmaschine - Google Patents
Funktionsstörungdiagnosegerät für BrennkraftmaschineInfo
- Publication number
- DE69414941T2 DE69414941T2 DE69414941T DE69414941T DE69414941T2 DE 69414941 T2 DE69414941 T2 DE 69414941T2 DE 69414941 T DE69414941 T DE 69414941T DE 69414941 T DE69414941 T DE 69414941T DE 69414941 T2 DE69414941 T2 DE 69414941T2
- Authority
- DE
- Germany
- Prior art keywords
- combustion engine
- internal combustion
- diagnosis device
- malfunction diagnosis
- malfunction
- 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
Links
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
- F02D41/02—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
- F02D41/1493—Details
- F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
-
- 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
- F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust 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
- F02D41/22—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
-
- 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
- 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
- F02D2041/1413—Controller structures or design
- F02D2041/1432—Controller structures or design the system including a filter, e.g. a low pass or high pass filter
-
- 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
- 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
- F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
- F02D41/1441—Plural sensors
-
- 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)
- Exhaust Gas After Treatment (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Testing Of Engines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22361393A JP3169298B2 (ja) | 1993-09-08 | 1993-09-08 | 内燃機関の故障診断装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69414941D1 DE69414941D1 (de) | 1999-01-14 |
DE69414941T2 true DE69414941T2 (de) | 1999-08-05 |
Family
ID=16800949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69414941T Expired - Fee Related DE69414941T2 (de) | 1993-09-08 | 1994-09-07 | Funktionsstörungdiagnosegerät für Brennkraftmaschine |
Country Status (4)
Country | Link |
---|---|
US (1) | US5557933A (de) |
EP (1) | EP0641920B1 (de) |
JP (1) | JP3169298B2 (de) |
DE (1) | DE69414941T2 (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10036154A1 (de) * | 2000-07-25 | 2002-02-07 | Volkswagen Ag | Verfahren zum Überprüfen eines Kraftstoffdruckregelsystems |
DE10038444A1 (de) * | 2000-08-07 | 2002-02-21 | Volkswagen Ag | Verfahren zum Überprüfen eines Kraftstoff-Einspritzsystems |
DE10201329B4 (de) * | 2002-01-15 | 2004-08-26 | Siemens Ag | Verfahren und Vorrichtung zum Bestimmen einer Innentemperatur in einem Katalysator |
US6799419B2 (en) | 2000-04-11 | 2004-10-05 | Siemens Aktiengesellschaft | Method for diagnosing an exhaust gas cleaning system of a lambda-controlled internal combustion engine |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5657625A (en) * | 1994-06-17 | 1997-08-19 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Apparatus and method for internal combustion engine control |
SE510029C2 (sv) * | 1995-10-03 | 1999-04-12 | Volvo Ab | Diagnossystem i ett driftsystem för motorer jämte en diagnosfunktionsmodul (DF-modul) i ett driftsystem för motorer |
AU1282199A (en) * | 1997-11-14 | 1999-06-07 | Engelhard Corporation | Vehicular on-board monitoring system sensing combined hc/nox emissions for catalytic converter evaluation |
CN1166855C (zh) * | 1998-07-17 | 2004-09-15 | 本田技研工业株式会社 | 排气净化用催化剂装置的劣化判别方法 |
US6253542B1 (en) * | 1999-08-17 | 2001-07-03 | Ford Global Technologies, Inc. | Air-fuel ratio feedback control |
JP3688533B2 (ja) * | 1999-11-12 | 2005-08-31 | 本田技研工業株式会社 | 排ガス浄化用触媒装置の劣化状態評価方法 |
JP3967524B2 (ja) * | 1999-12-22 | 2007-08-29 | 本田技研工業株式会社 | 内燃機関の空燃比制御装置 |
JP4312325B2 (ja) * | 1999-12-28 | 2009-08-12 | 本田技研工業株式会社 | 排ガス浄化用触媒装置の劣化状態評価方法 |
US6453663B1 (en) * | 2001-08-16 | 2002-09-24 | Ford Global Technologies, Inc | NOx sensor monitoring |
DE10300593A1 (de) * | 2003-01-10 | 2004-07-22 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine |
JP3927163B2 (ja) * | 2003-10-21 | 2007-06-06 | 本田技研工業株式会社 | 非線形フィルタを適用した内燃機関の浄化装置劣化検知システム |
JP4320778B2 (ja) * | 2004-08-23 | 2009-08-26 | 株式会社デンソー | 空燃比センサの異常診断装置 |
JP4607541B2 (ja) * | 2004-10-26 | 2011-01-05 | 独立行政法人交通安全環境研究所 | 三元触媒の劣化診断方法 |
JP4832068B2 (ja) * | 2005-12-05 | 2011-12-07 | トヨタ自動車株式会社 | 空燃比制御装置 |
JP4802116B2 (ja) * | 2007-02-21 | 2011-10-26 | 日本特殊陶業株式会社 | ガスセンサの異常診断方法、ガスセンサの異常診断装置 |
JP4874918B2 (ja) * | 2007-10-01 | 2012-02-15 | 日本特殊陶業株式会社 | ガスセンサの異常診断方法、ガスセンサの異常診断装置 |
JP4747156B2 (ja) * | 2007-12-06 | 2011-08-17 | 日立オートモティブシステムズ株式会社 | 排気浄化装置の診断装置 |
JP5331753B2 (ja) * | 2010-06-04 | 2013-10-30 | 日立オートモティブシステムズ株式会社 | エンジンの制御装置 |
US9279406B2 (en) | 2012-06-22 | 2016-03-08 | Illinois Tool Works, Inc. | System and method for analyzing carbon build up in an engine |
JP6689208B2 (ja) | 2014-06-06 | 2020-04-28 | シーティーエス・コーポレーションCts Corporation | 無線周波数状態変化測定システム及び方法 |
WO2015188188A1 (en) | 2014-06-06 | 2015-12-10 | Filter Sensing Technologies, Inc. | Radio frequency process sensing, control, and diagnostics network |
WO2016064821A1 (en) * | 2014-10-20 | 2016-04-28 | Filter Sensing Technologies, Inc. | Filter retentate analysis and diagnostics |
US10118119B2 (en) | 2015-06-08 | 2018-11-06 | Cts Corporation | Radio frequency process sensing, control, and diagnostics network and system |
US10799826B2 (en) | 2015-06-08 | 2020-10-13 | Cts Corporation | Radio frequency process sensing, control, and diagnostics network and system |
DE102016200721A1 (de) * | 2016-01-20 | 2017-07-20 | Robert Bosch Gmbh | Verfahren zur Überwachung von NOx-Sensoren |
WO2017180466A1 (en) | 2016-04-11 | 2017-10-19 | Cts Corporation | Radio frequency system and method for monitoring engine-out exhaust constituents |
WO2019143595A1 (en) | 2018-01-16 | 2019-07-25 | Cts Corporation | Radio frequency sensor system incorporating machine learning system and method |
NL2023020B1 (en) * | 2019-04-29 | 2020-11-05 | Daf Trucks Nv | OBD Sensor response diagnostics and anti tamper device |
FR3096085B1 (fr) * | 2019-05-16 | 2021-05-28 | Continental Automotive Gmbh | Procédé de contrôle d’une sonde lambda |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4255789A (en) * | 1978-02-27 | 1981-03-10 | The Bendix Corporation | Microprocessor-based electronic engine control system |
JP2526640B2 (ja) * | 1988-07-20 | 1996-08-21 | トヨタ自動車株式会社 | 内燃機関の触媒劣化判別装置 |
JPH0718368B2 (ja) * | 1990-04-02 | 1995-03-06 | トヨタ自動車株式会社 | 内燃機関の触媒劣化検出装置 |
JP2807769B2 (ja) * | 1990-08-30 | 1998-10-08 | 本田技研工業株式会社 | 内燃エンジンの制御装置の故障診断方法 |
JP3186076B2 (ja) * | 1991-03-20 | 2001-07-11 | 株式会社日立製作所 | 内燃機関の排気浄化用触媒転換効率推定法 |
US5138874A (en) * | 1991-07-01 | 1992-08-18 | General Motors Corporation | Diagnostic system for detecting faults in engine air intake check valves |
US5335539A (en) * | 1991-08-30 | 1994-08-09 | Ford Motor Company | Onboard detection of oxygen sensor switch rate for determining air/fuel ratio control system failure |
JP3303981B2 (ja) * | 1991-12-20 | 2002-07-22 | 株式会社日立製作所 | エンジン排気ガス浄化装置の診断装置 |
DE4234420C1 (de) * | 1992-10-13 | 1994-04-14 | Porsche Ag | Verfahren zur Motorsteuerung |
US5305635A (en) * | 1993-04-02 | 1994-04-26 | Ford Motor Company | System and method for filtering a misfire detecting data stream to yield optimum measurement of misfire rate |
US5394744A (en) * | 1994-01-05 | 1995-03-07 | Ford Motor Company | Fault detection using averaging filter with variable response time |
-
1993
- 1993-09-08 JP JP22361393A patent/JP3169298B2/ja not_active Expired - Lifetime
-
1994
- 1994-09-07 EP EP94114042A patent/EP0641920B1/de not_active Expired - Lifetime
- 1994-09-07 DE DE69414941T patent/DE69414941T2/de not_active Expired - Fee Related
- 1994-09-08 US US08/302,409 patent/US5557933A/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6799419B2 (en) | 2000-04-11 | 2004-10-05 | Siemens Aktiengesellschaft | Method for diagnosing an exhaust gas cleaning system of a lambda-controlled internal combustion engine |
DE10036154A1 (de) * | 2000-07-25 | 2002-02-07 | Volkswagen Ag | Verfahren zum Überprüfen eines Kraftstoffdruckregelsystems |
DE10036154B4 (de) * | 2000-07-25 | 2015-11-26 | Volkswagen Ag | Verfahren zum Überprüfen eines Kraftstoffdruckregelsystems |
DE10038444A1 (de) * | 2000-08-07 | 2002-02-21 | Volkswagen Ag | Verfahren zum Überprüfen eines Kraftstoff-Einspritzsystems |
DE10038444B4 (de) * | 2000-08-07 | 2014-07-31 | Volkswagen Ag | Verfahren zum Überprüfen eines Kraftstoff-Einspritzsystems |
DE10201329B4 (de) * | 2002-01-15 | 2004-08-26 | Siemens Ag | Verfahren und Vorrichtung zum Bestimmen einer Innentemperatur in einem Katalysator |
Also Published As
Publication number | Publication date |
---|---|
JPH0777481A (ja) | 1995-03-20 |
EP0641920A1 (de) | 1995-03-08 |
EP0641920B1 (de) | 1998-12-02 |
JP3169298B2 (ja) | 2001-05-21 |
US5557933A (en) | 1996-09-24 |
DE69414941D1 (de) | 1999-01-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |