EP1227234A3 - Verfahren und Vorrichtung zum Betreiben eines im Abgasweg eines Verbrennungsmotors angeordneten NOx-Sensors - Google Patents
Verfahren und Vorrichtung zum Betreiben eines im Abgasweg eines Verbrennungsmotors angeordneten NOx-Sensors Download PDFInfo
- Publication number
- EP1227234A3 EP1227234A3 EP01128691A EP01128691A EP1227234A3 EP 1227234 A3 EP1227234 A3 EP 1227234A3 EP 01128691 A EP01128691 A EP 01128691A EP 01128691 A EP01128691 A EP 01128691A EP 1227234 A3 EP1227234 A3 EP 1227234A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- nox
- operating
- combustion engine
- internal combustion
- exhaust line
- 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.)
- Granted
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
- F02D41/1438—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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2441—Methods of calibrating or learning characterised by the learning conditions
-
- 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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
- F02D41/2474—Characteristics of sensors
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10103415A DE10103415A1 (de) | 2001-01-26 | 2001-01-26 | Verfahren und Vorrichtung zum Betreiben eines im Abgasweg eines Verbrennungsmotors angeordneten NOx-Sensors |
DE10103415 | 2001-01-26 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1227234A2 EP1227234A2 (de) | 2002-07-31 |
EP1227234A3 true EP1227234A3 (de) | 2003-04-02 |
EP1227234B1 EP1227234B1 (de) | 2005-02-16 |
Family
ID=7671777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01128691A Expired - Lifetime EP1227234B1 (de) | 2001-01-26 | 2001-12-01 | Verfahren und Vorrichtung zum Betreiben eines im Abgasweg eines Verbrennungsmotors angeordneten NOx-Sensors |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1227234B1 (de) |
DE (2) | DE10103415A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2853934A1 (fr) * | 2003-04-16 | 2004-10-22 | Volkswagen Ag | Procede destine a la determination d'une valeur offset d'un signal de detecteur, ainsi que dispositif pour la mise en oeuvre du procede |
DE102005006262A1 (de) * | 2005-02-11 | 2006-08-24 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren zur Positionierung eines Messfühlers in einem Wabenkörper, entsprechender Wabenkörper und Kraftfahrzeug |
DE102011004878B4 (de) | 2011-03-01 | 2022-12-08 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Betreiben einer Abgasreinigungsanlage mit SCR-Katalysator |
US9121323B2 (en) | 2011-04-15 | 2015-09-01 | GM Global Technology Operations LLC | Nitrogen oxide sensor stuck-in-range diagnostic tool |
DE102012011915A1 (de) * | 2012-06-15 | 2013-12-19 | Audi Ag | Verfahren zur Diagnose eines Stickoxidsensors einer Brennkraftmaschine sowie entsprechende Brennkraftmaschine |
DE102013207999B4 (de) | 2013-05-02 | 2015-10-15 | Continental Automotive Gmbh | Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine |
US9010087B1 (en) * | 2013-11-13 | 2015-04-21 | Ford Global Technologies, Llc | Method and system for NOx sensor degradation |
CN110702849A (zh) * | 2018-07-09 | 2020-01-17 | 卓品智能科技无锡有限公司 | 一种车载氮氧传感器检测值的自学习修正方法 |
CN118362625B (zh) * | 2024-06-20 | 2024-08-30 | 四川智感蔚蓝科技有限公司 | 一种氮氧传感器的劣化检测方法、装置、介质和设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19810483A1 (de) * | 1998-03-11 | 1999-09-23 | Bosch Gmbh Robert | Verfahren zur Bestimmung des Sensor-Offsets bei HC- und/oder NOx-Sensoren |
EP1041254A2 (de) * | 1999-03-29 | 2000-10-04 | Toyota Jidosha Kabushiki Kaisha | Abgaskontrollvorrichtung für Brennkraftmaschine |
DE19926139A1 (de) * | 1999-06-09 | 2000-12-14 | Volkswagen Ag | Kalibrierung eines NOx-Sensors |
-
2001
- 2001-01-26 DE DE10103415A patent/DE10103415A1/de not_active Withdrawn
- 2001-12-01 EP EP01128691A patent/EP1227234B1/de not_active Expired - Lifetime
- 2001-12-01 DE DE50105363T patent/DE50105363D1/de not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19810483A1 (de) * | 1998-03-11 | 1999-09-23 | Bosch Gmbh Robert | Verfahren zur Bestimmung des Sensor-Offsets bei HC- und/oder NOx-Sensoren |
EP1041254A2 (de) * | 1999-03-29 | 2000-10-04 | Toyota Jidosha Kabushiki Kaisha | Abgaskontrollvorrichtung für Brennkraftmaschine |
DE19926139A1 (de) * | 1999-06-09 | 2000-12-14 | Volkswagen Ag | Kalibrierung eines NOx-Sensors |
Also Published As
Publication number | Publication date |
---|---|
EP1227234B1 (de) | 2005-02-16 |
DE50105363D1 (de) | 2005-03-24 |
DE10103415A1 (de) | 2002-10-17 |
EP1227234A2 (de) | 2002-07-31 |
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