FR2796154B1 - Procede et dispositif de determination de l'etat accumulateur d'un catalyseur scr stockant de l'ammoniaque - Google Patents
Procede et dispositif de determination de l'etat accumulateur d'un catalyseur scr stockant de l'ammoniaqueInfo
- Publication number
- FR2796154B1 FR2796154B1 FR0008604A FR0008604A FR2796154B1 FR 2796154 B1 FR2796154 B1 FR 2796154B1 FR 0008604 A FR0008604 A FR 0008604A FR 0008604 A FR0008604 A FR 0008604A FR 2796154 B1 FR2796154 B1 FR 2796154B1
- Authority
- FR
- France
- Prior art keywords
- determining
- scr catalyst
- storing ammonia
- ammonia scr
- accumulator status
- 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
-
- 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
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8631—Processes characterised by a specific device
-
- 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
- B01D53/8696—Controlling the catalytic process
-
- 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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9431—Processes characterised by a specific device
-
- 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
- B01D53/9495—Controlling the catalytic process
-
- 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
- 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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
-
- 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
- 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
- F01N2560/021—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting ammonia NH3
-
- 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
- F01N2560/12—Other sensor principles, e.g. using electro conductivity of substrate or radio frequency
-
- 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
- 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
- F01N2900/1402—Exhaust gas composition
-
- 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
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1622—Catalyst reducing agent absorption capacity or consumption amount
-
- 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)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19931007A DE19931007C2 (de) | 1999-07-06 | 1999-07-06 | Verfahren und Vorrichtung zur Bestimmung des Speicherzustands eines ammoniakspeichernden SCR-Katalysators |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2796154A1 FR2796154A1 (fr) | 2001-01-12 |
FR2796154B1 true FR2796154B1 (fr) | 2003-03-07 |
Family
ID=7913727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0008604A Expired - Fee Related FR2796154B1 (fr) | 1999-07-06 | 2000-07-03 | Procede et dispositif de determination de l'etat accumulateur d'un catalyseur scr stockant de l'ammoniaque |
Country Status (4)
Country | Link |
---|---|
US (1) | US6833272B1 (fr) |
DE (1) | DE19931007C2 (fr) |
FR (1) | FR2796154B1 (fr) |
IT (1) | IT1316402B1 (fr) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10226439A1 (de) * | 2002-06-13 | 2003-12-24 | Abb Research Ltd | Verfahren und Vorrichtung zum Überprüfen eines Katalysators |
US7325392B2 (en) | 2002-07-12 | 2008-02-05 | Catelectric Corp. | Control system for catalytic processes |
US7166262B2 (en) * | 2002-09-25 | 2007-01-23 | Mitsubishi Power Systems, Inc. | Control for ammonia slip in selective catalytic reduction |
US7950221B2 (en) | 2003-04-25 | 2011-05-31 | Catelectric Corp. | Methods and apparatus for controlling catalytic processes, including catalyst regeneration and soot elimination |
DE102004007038A1 (de) * | 2004-02-12 | 2005-09-01 | Daimlerchrysler Ag | Vorrichtung zur Feststellung des Zustands eines Rußpartikelfilters |
US7194891B2 (en) | 2004-04-20 | 2007-03-27 | Massachusetts Institute Of Technology | High-temperature gas sensors |
WO2006001283A1 (fr) * | 2004-06-28 | 2006-01-05 | The Chugoku Electric Power Co., Inc. | Procédé d’essai de catalyseur de dénitration |
DE102004058790B3 (de) * | 2004-12-07 | 2006-06-22 | Daimlerchrysler Ag | Körperschallsensor sowie Vorrichtung zur akustischen Diagnose defekter Kat-Anlagen von Kraftfahrzeugen |
DE102006041135B4 (de) * | 2005-09-01 | 2016-01-07 | Ford Global Technologies, Llc | Diagnosesystem sowie Verfahren zum Steuern und Diagnostizieren eines NOx reduzierenden Katalysators |
DE102005048117A1 (de) | 2005-10-06 | 2007-04-12 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zur Reduktion des Stickoxidanteils im Abgas einer Verbrennungskraftmaschine |
DE102006043152A1 (de) | 2005-11-14 | 2007-06-28 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Steuerung eines Reduktionsmittel-Generationssystems |
US7485272B2 (en) * | 2005-11-30 | 2009-02-03 | Caterpillar Inc. | Multi-stage system for selective catalytic reduction |
US7805929B2 (en) * | 2005-12-21 | 2010-10-05 | Caterpillar Inc | Selective catalytic reduction system |
DE102007009824A1 (de) * | 2006-03-03 | 2007-09-27 | Ford Global Technologies, LLC, Dearborn | System und Verfahren zum Erfassen von Reduktionsmittelspeicherung |
US8171724B2 (en) | 2007-05-02 | 2012-05-08 | Ford Global Technologies, Llc | Vehicle-based strategy for removing urea deposits from an SCR catalyst |
US7967720B2 (en) * | 2007-06-13 | 2011-06-28 | Ford Global Technologies, Llc | Dynamic allocation of drive torque |
WO2009036780A1 (fr) * | 2007-09-18 | 2009-03-26 | Fev Motorentechnik Gmbh | Surveillance du niveau de nh3 d'un catalyseur scr |
US7964084B2 (en) | 2007-09-20 | 2011-06-21 | Catelectric Corp. | Methods and apparatus for the synthesis of useful compounds |
WO2009139852A1 (fr) | 2008-05-12 | 2009-11-19 | Catelectric Corp. | Procédés et appareil de commande de procédés catalytiques comprenant le dépôt de particules à base de carbone |
US8071037B2 (en) | 2008-06-25 | 2011-12-06 | Cummins Filtration Ip, Inc. | Catalytic devices for converting urea to ammonia |
US9358525B2 (en) | 2008-12-04 | 2016-06-07 | Johnson Matthey Public Limited Company | NOx storage materials for sensor applications |
DE102009022884A1 (de) * | 2009-05-27 | 2010-12-02 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren und Speicherbehälter zur Bestimmung der gespeicherten Menge von Ammoniak für die katalytische Abgasreinigung |
US8991154B2 (en) | 2010-07-12 | 2015-03-31 | Mack Trucks, Inc. | Methods and systems for controlling reductant levels in an SCR catalyst |
US9091189B2 (en) * | 2012-07-13 | 2015-07-28 | Cummins Ip, Inc. | Method and system for mitigating urea deposits within an SCR catalyst system |
JP6206065B2 (ja) * | 2013-10-08 | 2017-10-04 | いすゞ自動車株式会社 | 排気浄化システム |
US20160279574A1 (en) * | 2015-03-26 | 2016-09-29 | General Electric Company | Systems and methods for monitoring the health of a selective catalytic reduction catalyst |
US9435244B1 (en) * | 2015-04-14 | 2016-09-06 | General Electric Company | System and method for injection control of urea in selective catalyst reduction |
EP3103978A1 (fr) * | 2015-06-09 | 2016-12-14 | Perkins Engines Company Limited | Système de réduction catalytique sélective |
KR20160149898A (ko) | 2015-06-19 | 2016-12-28 | 현대자동차주식회사 | 입자상 물질 센서 |
CN105673147B (zh) * | 2016-01-22 | 2018-08-31 | 潍柴动力股份有限公司 | 一种scr系统的建压方法及装置 |
EP3223004A1 (fr) * | 2016-03-25 | 2017-09-27 | Plastic Omnium Advanced Innovation and Research | Système et procédé de détection capacitive du degré de saturation d'ammonia dans un milieu de stockage solide |
JP6835018B2 (ja) * | 2018-03-12 | 2021-02-24 | トヨタ自動車株式会社 | 異常診断装置 |
JP7071246B2 (ja) * | 2018-09-07 | 2022-05-18 | 日本碍子株式会社 | 触媒劣化診断方法および触媒劣化診断システム |
DE102022116448A1 (de) | 2022-07-01 | 2024-01-04 | Institut für Luft- und Kältetechnik gemeinnützige Gesellschaft mbH | Sensoreinheit zur Überwachung eines Sorptionsmittels sowie Sorptionsfilter mit integrierter Sensoreinheit |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE245888C (fr) | ||||
JPS5156284A (en) * | 1974-11-13 | 1976-05-17 | Hitachi Ltd | Chitsusosankabutsu oyobi anmonia ofukumu haigasuchuno anmonianodobunsekiho oyobi sono sochi |
EP0426989B1 (fr) | 1989-11-04 | 1994-02-02 | Dornier Gmbh | Capteur de gaz sélectif |
JPH0747108B2 (ja) * | 1991-05-14 | 1995-05-24 | 九州電力株式会社 | 火力発電所排煙脱硝装置の触媒管理法 |
JPH0757303B2 (ja) * | 1991-05-23 | 1995-06-21 | 株式会社新潟鉄工所 | 脱硝制御装置及び方法 |
DE4117143C2 (de) | 1991-05-25 | 1995-04-20 | Daimler Benz Ag | Verfahren zur selektiven katalytischen Reduktion von Stickoxiden in Abgasen aus Kraftfahrzeugdieselmotoren |
DE4203219A1 (de) * | 1992-02-05 | 1993-08-12 | Basf Ag | Verfahren zur stickoxidminderung in abgasen durch gesteuerte nh(pfeil abwaerts)3(pfeil abwaerts)-zugabe |
DE4217552C1 (fr) | 1992-05-27 | 1993-08-19 | Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
US5748002A (en) * | 1996-01-26 | 1998-05-05 | Phase Dynamics Inc. | RF probe for montoring composition of substances |
EP0652435A3 (fr) * | 1993-11-04 | 1996-11-20 | Siemens Ag | Détecteur pour déterminer le gradient d'une concentration. |
DE19536571C2 (de) | 1995-09-29 | 1998-09-03 | Siemens Ag | Verfahren sowie Vorrichtung zur Dosierung der Eingabe eines Reduktionsmittels in den Abgas- oder Abluftstrom einer Verbrennungsanlage |
DE19635977A1 (de) * | 1996-09-05 | 1998-03-12 | Bosch Gmbh Robert | Sensor zur Überwachung eines NOx-Katalysators |
US6650121B2 (en) * | 1996-09-05 | 2003-11-18 | Robert Bosch Gmbh | Sensor for the monitoring of an NOx catalyst |
-
1999
- 1999-07-06 DE DE19931007A patent/DE19931007C2/de not_active Expired - Fee Related
-
2000
- 2000-06-26 IT IT2000RM000346A patent/IT1316402B1/it active
- 2000-06-30 US US09/608,761 patent/US6833272B1/en not_active Expired - Fee Related
- 2000-07-03 FR FR0008604A patent/FR2796154B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6833272B1 (en) | 2004-12-21 |
DE19931007A1 (de) | 2001-01-25 |
ITRM20000346A0 (it) | 2000-06-26 |
DE19931007C2 (de) | 2001-10-18 |
FR2796154A1 (fr) | 2001-01-12 |
IT1316402B1 (it) | 2003-04-10 |
ITRM20000346A1 (it) | 2001-12-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CA | Change of address | ||
CD | Change of name or company name | ||
ST | Notification of lapse |
Effective date: 20100331 |