SE0301672D0 - Förfarande och anordning för övervakning av en katalysator - Google Patents
Förfarande och anordning för övervakning av en katalysatorInfo
- Publication number
- SE0301672D0 SE0301672D0 SE0301672A SE0301672A SE0301672D0 SE 0301672 D0 SE0301672 D0 SE 0301672D0 SE 0301672 A SE0301672 A SE 0301672A SE 0301672 A SE0301672 A SE 0301672A SE 0301672 D0 SE0301672 D0 SE 0301672D0
- Authority
- SE
- Sweden
- Prior art keywords
- scr catalyst
- computer
- monitoring
- temperature value
- exhaust line
- Prior art date
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
- 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
- F01N11/005—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 the temperature or pressure being estimated, e.g. by means of a theoretical model
-
- 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
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/14—Nitrogen oxides
-
- 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
-
- 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
- F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
-
- 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
- F01N2900/0406—Methods of control or diagnosing using a model with a division of the catalyst or filter in several cells
-
- 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
- F01N9/00—Electrical control of exhaust gas treating apparatus
- F01N9/005—Electrical control of exhaust gas treating apparatus using models instead of sensors to determine operating characteristics of exhaust systems, e.g. calculating catalyst temperature instead of measuring it directly
-
- 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)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0301672A SE526488C2 (sv) | 2003-06-10 | 2003-06-10 | Förfarande och anordning för övervakning av en SCR-katalysator där uppmätta och beräknade temperaturvärden jämförs |
PCT/SE2004/000874 WO2004109072A1 (en) | 2003-06-10 | 2004-06-04 | Method and device for monitoring of a catalyst |
US10/558,614 US20070010020A1 (en) | 2003-06-10 | 2004-06-04 | Method and device for monitoring of a catalyst |
EP04736165A EP1636468A1 (en) | 2003-06-10 | 2004-06-04 | Method and device for monitoring of a catalyst |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0301672A SE526488C2 (sv) | 2003-06-10 | 2003-06-10 | Förfarande och anordning för övervakning av en SCR-katalysator där uppmätta och beräknade temperaturvärden jämförs |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0301672D0 true SE0301672D0 (sv) | 2003-06-10 |
SE0301672L SE0301672L (sv) | 2004-12-11 |
SE526488C2 SE526488C2 (sv) | 2005-09-27 |
Family
ID=29212408
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0301672A SE526488C2 (sv) | 2003-06-10 | 2003-06-10 | Förfarande och anordning för övervakning av en SCR-katalysator där uppmätta och beräknade temperaturvärden jämförs |
Country Status (4)
Country | Link |
---|---|
US (1) | US20070010020A1 (sv) |
EP (1) | EP1636468A1 (sv) |
SE (1) | SE526488C2 (sv) |
WO (1) | WO2004109072A1 (sv) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4267536B2 (ja) | 2004-08-09 | 2009-05-27 | 日野自動車株式会社 | 排気浄化装置の制御方法 |
DE102005054579A1 (de) | 2005-11-16 | 2007-05-24 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Abgasbehandlungvorrichtung und Vorrichtung zur Durchführung des Verfahrens |
SE529410C2 (sv) | 2005-12-20 | 2007-08-07 | Scania Cv Abp | Förfarande och inrättning för övervakning av funktionen hos en sensor eller system |
US7441453B2 (en) * | 2006-03-31 | 2008-10-28 | Caterpillar Inc. | System for virtual frost sensor |
FR2900967B1 (fr) * | 2006-05-11 | 2008-08-08 | Peugeot Citroen Automobiles Sa | Procede de pilotage du fonctionnement d'un moteur a explosion, ligne d'echappement pour sa mise en oeuvre et vehicule ainsi equipe. |
SE530674C2 (sv) | 2007-01-19 | 2008-08-05 | Scania Cv Abp | Förfarande och inrättning för övervakning av funktionen hos ett avgasefterbehandlingssystem |
US7526950B2 (en) | 2007-01-31 | 2009-05-05 | Ford Global Technologies, Llc | Emission control diagnostic system and method |
FR2914693B1 (fr) * | 2007-04-06 | 2009-05-29 | Renault Sas | Procede et dispositif de diagnostic du fonctionnement d'un organe de traitement d'effluents gazeux |
FR2914948B1 (fr) * | 2007-04-13 | 2009-06-05 | Renault Sas | Procede et dispositif de controle de l'etat de fonctionnement d'un convertisseur catalytique d'une ligne d'echappement d'un moteur a combustion interne |
GB2467970A (en) * | 2009-02-24 | 2010-08-25 | Gm Global Tech Operations Inc | Estimating the heat exchange rate of a diesel oxidation catalytic converter |
DE102009003091A1 (de) * | 2009-05-14 | 2010-11-18 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Überwachung eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Bauteils |
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 |
WO2011118095A1 (ja) * | 2010-03-25 | 2011-09-29 | Udトラックス株式会社 | エンジンの排気浄化装置及びエンジンの排気浄化方法 |
CN102510935B (zh) * | 2010-05-14 | 2014-04-30 | 丰田自动车株式会社 | 内燃机的排气净化装置 |
SE534846C2 (sv) * | 2010-05-28 | 2012-01-17 | Scania Cv Ab | Metod och system för adaption av en elektrokemisk gassensor som är anordnad i en avgasledning |
SE534845C2 (sv) * | 2010-05-28 | 2012-01-17 | Scania Cv Abp | Metod och system för adaption av en gassensor som är anordnad i en avgasledning |
GB2481433A (en) * | 2010-06-24 | 2011-12-28 | Gm Global Tech Operations Inc | Determining NOx concentration upstream of an SCR catalyst |
DE102010037431A1 (de) * | 2010-09-09 | 2012-03-15 | Ford Global Technologies, Llc. | Verfahren zum Anpassen einer exothermen Reaktion im Abgassystem eines Kraftfahrzeugs |
US8697451B2 (en) * | 2010-11-22 | 2014-04-15 | Fuelcell Energy, Inc. | Sulfur breakthrough detection assembly for use in a fuel utilization system and sulfur breakthrough detection method |
JP2013133743A (ja) * | 2011-12-26 | 2013-07-08 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
CN104420953A (zh) * | 2013-09-04 | 2015-03-18 | 北汽福田汽车股份有限公司 | 利用选择性催化还原的排气处理系统以及排气处理方法 |
CN106815413B (zh) * | 2016-12-29 | 2020-06-23 | 无锡威孚力达催化净化器有限责任公司 | Scr温度场计算方法 |
FR3078745B1 (fr) * | 2018-03-08 | 2021-11-19 | Psa Automobiles Sa | Procede de commande d’un moteur thermique |
CN112177714B (zh) * | 2020-09-27 | 2022-04-05 | 潍柴动力股份有限公司 | Scr系统转化率监控方法、装置、设备及存储介质 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0262558A1 (de) * | 1986-09-30 | 1988-04-06 | Siemens Aktiengesellschaft | Katalysatoranordnung zur Minderung der Sickoxide in Rauchgasen |
DE4122787A1 (de) * | 1990-07-23 | 1992-01-30 | Volkswagen Ag | Einrichtung zur ueberwachung des konvertierungsgrads eines katalysators |
US5201802A (en) * | 1991-02-04 | 1993-04-13 | Toyota Jidosha Kabushiki Kaisha | Exhaust gas purification system for an internal combustion engine |
DE4426020B4 (de) * | 1994-07-22 | 2005-07-28 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Überwachung der Funktionsfähigkeit eines Katalysators im Abgaskanal einer Brennkraftmaschine |
DE19714293C1 (de) * | 1997-04-07 | 1998-09-03 | Siemens Ag | Verfahren zum Überprüfen der Konvertierungsfähigkeit eines Katalysators |
DE19736233C2 (de) * | 1997-08-20 | 2001-03-29 | Siemens Ag | Verfahren zum Überprüfen eines Katalysators |
JP4122849B2 (ja) * | 2001-06-22 | 2008-07-23 | 株式会社デンソー | 触媒劣化検出装置 |
-
2003
- 2003-06-10 SE SE0301672A patent/SE526488C2/sv not_active IP Right Cessation
-
2004
- 2004-06-04 WO PCT/SE2004/000874 patent/WO2004109072A1/en active Application Filing
- 2004-06-04 US US10/558,614 patent/US20070010020A1/en not_active Abandoned
- 2004-06-04 EP EP04736165A patent/EP1636468A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2004109072A1 (en) | 2004-12-16 |
SE0301672L (sv) | 2004-12-11 |
SE526488C2 (sv) | 2005-09-27 |
US20070010020A1 (en) | 2007-01-11 |
EP1636468A1 (en) | 2006-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |