GB0318638D0 - A system and method for lean NOx trap control and diagnosis - Google Patents
A system and method for lean NOx trap control and diagnosisInfo
- Publication number
- GB0318638D0 GB0318638D0 GBGB0318638.4A GB0318638A GB0318638D0 GB 0318638 D0 GB0318638 D0 GB 0318638D0 GB 0318638 A GB0318638 A GB 0318638A GB 0318638 D0 GB0318638 D0 GB 0318638D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- diagnosis
- nox trap
- lean nox
- trap control
- control
- 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.)
- Withdrawn
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
- F02D41/021—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
- F02D41/0295—Control according to the amount of oxygen that is stored on the exhaust gas treating 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
-
- 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
- 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
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0806—NOx storage amount, i.e. amount of NOx stored on NOx trap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0808—NOx storage capacity, i.e. maximum amount of NOx that can be stored on NOx trap
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/218,076 US20040031261A1 (en) | 2002-08-13 | 2002-08-13 | System and method for lean NOx trap control and diagnosis |
Publications (2)
Publication Number | Publication Date |
---|---|
GB0318638D0 true GB0318638D0 (en) | 2003-09-10 |
GB2394911A GB2394911A (en) | 2004-05-12 |
Family
ID=28041376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0318638A Withdrawn GB2394911A (en) | 2002-08-13 | 2003-08-08 | Controlling an emissions control device |
Country Status (3)
Country | Link |
---|---|
US (1) | US20040031261A1 (en) |
DE (1) | DE10327299A1 (en) |
GB (1) | GB2394911A (en) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6006302A (en) * | 1990-06-04 | 1999-12-21 | Hitachi, Ltd. | Multiple bus system using a data transfer unit |
ITBO20030136A1 (en) * | 2003-03-13 | 2004-09-14 | Magneti Marelli Powertrain Spa | METHOD FOR ESTIMATING THE DEGRADATION OF THE CAPACITY OF |
US7168243B2 (en) * | 2005-03-07 | 2007-01-30 | Caterpillar Inc | NOx adsorber and method of regenerating same |
US8215098B2 (en) * | 2005-05-02 | 2012-07-10 | Cummins Inc. | Method and apparatus for diagnosing exhaust gas aftertreatment component degradation |
EP1734240B1 (en) * | 2005-06-17 | 2008-05-07 | Ford Global Technologies, LLC | Method for operating an exhaust gas purification system |
FR2916017B1 (en) * | 2007-05-11 | 2009-06-12 | Renault Sas | METHOD FOR MONITORING THE EFFICIENCY OF A CATALYTIC CONVERTER STORING THE NOX IMPLANTED IN AN EXHAUST LINE OF AN INTERNAL COMBUSTION ENGINE AND MOTOR COMPRISING A DEVICE USING THE SAME |
FR2921418B1 (en) * | 2007-09-25 | 2014-01-24 | Renault Sas | METHOD AND SYSTEM FOR MANAGING AN EXHAUST GAS TREATMENT MODULE |
JP2009138604A (en) * | 2007-12-05 | 2009-06-25 | Toyota Motor Corp | Catalyst deterioration diagnosis device for internal combustion engine |
FR2929988B1 (en) * | 2008-04-14 | 2010-08-27 | Renault Sas | METHOD FOR DETERMINING THE STORAGE CAPACITY OF A NITROGEN OXIDE TRAP. |
JP4576464B2 (en) * | 2008-08-05 | 2010-11-10 | 本田技研工業株式会社 | Deterioration judgment device for exhaust gas purification device |
US8196391B2 (en) * | 2008-12-02 | 2012-06-12 | Ford Global Technologies, Llc | SCR emissions-control system |
US8468821B2 (en) * | 2009-11-19 | 2013-06-25 | GM Global Technology Operations LLC | Dual-loop control systems and methods for a sequential turbocharger |
KR101251505B1 (en) * | 2010-12-02 | 2013-04-05 | 현대자동차주식회사 | METHOD FOR PREDICTING NOx LOADING AT DeNOx CATALYST AND EXHAUST SYSTEM USING THE SAME |
KR101189241B1 (en) | 2010-12-02 | 2012-10-09 | 현대자동차주식회사 | METHOD FOR PREDICTING REGENERATION OF DeNOx CATALYST AND EXHAUST SYSTEM USING THE SAME |
KR101251519B1 (en) | 2010-12-02 | 2013-04-05 | 현대자동차주식회사 | METHOD FOR PREDICTING SOx STORED AT DeNOx CATALYST AND EXHAUST SYSTEM USING THE SAME |
GB2495753A (en) * | 2011-10-20 | 2013-04-24 | Gm Global Tech Operations Inc | Operating a Lean NOx Trap in an exhaust line of an Internal Combustion Engine |
KR101567209B1 (en) * | 2014-04-24 | 2015-11-06 | 현대자동차주식회사 | Exhaust processing device control method for vehicle |
DE102019200367A1 (en) * | 2019-01-15 | 2020-07-16 | Ford Global Technologies, Llc | Method for determining regeneration parameter values of a multiple LNT catalyst system and device for data processing |
CN110374723B (en) * | 2019-07-15 | 2022-03-11 | 吉林师范大学 | Urea SCR system ammonia coverage rate rolling time domain control method |
CN111963287B (en) * | 2020-08-21 | 2022-04-29 | 中国重汽集团济南动力有限公司 | OBD interaction system, method and device for vehicle engine and post-processing |
CN114837783B (en) * | 2021-06-18 | 2023-09-29 | 长城汽车股份有限公司 | LNT state detection method and device, electronic equipment and vehicle |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6594985B2 (en) * | 2001-06-19 | 2003-07-22 | Ford Global Technologies, Inc. | Exhaust gas aftertreatment device efficiency estimation |
US6829885B2 (en) * | 2001-11-19 | 2004-12-14 | Ford Global Technologies, Llc | Nox trap efficiency |
-
2002
- 2002-08-13 US US10/218,076 patent/US20040031261A1/en not_active Abandoned
-
2003
- 2003-06-17 DE DE10327299A patent/DE10327299A1/en not_active Withdrawn
- 2003-08-08 GB GB0318638A patent/GB2394911A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE10327299A1 (en) | 2004-02-26 |
US20040031261A1 (en) | 2004-02-19 |
GB2394911A (en) | 2004-05-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |