FR2950106B1 - Procede de surveillance du fonctionnement d'un systeme de catalyseur scr - Google Patents
Procede de surveillance du fonctionnement d'un systeme de catalyseur scrInfo
- Publication number
- FR2950106B1 FR2950106B1 FR1056955A FR1056955A FR2950106B1 FR 2950106 B1 FR2950106 B1 FR 2950106B1 FR 1056955 A FR1056955 A FR 1056955A FR 1056955 A FR1056955 A FR 1056955A FR 2950106 B1 FR2950106 B1 FR 2950106B1
- Authority
- FR
- France
- Prior art keywords
- monitoring
- catalyst system
- scr catalyst
- scr
- catalyst
- 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.)
- Active
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
- F01N3/10—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
- 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
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/05—Systems for adding substances into exhaust
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1466—Means for venting air out of conduits or tanks
-
- 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
- F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
- F01N2900/1806—Properties of reducing agent or dosing system
- F01N2900/1808—Pressure
-
- 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
- F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
- F01N2900/1806—Properties of reducing agent or dosing system
- F01N2900/1822—Pump parameters
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009029408.2A DE102009029408B4 (de) | 2009-09-14 | 2009-09-14 | Verfahren zur Überwachung der Funktion eines SCR-Katalysatorsystems |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2950106A1 FR2950106A1 (fr) | 2011-03-18 |
FR2950106B1 true FR2950106B1 (fr) | 2016-06-10 |
Family
ID=43571026
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1056955A Active FR2950106B1 (fr) | 2009-09-14 | 2010-09-02 | Procede de surveillance du fonctionnement d'un systeme de catalyseur scr |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN102022168B (de) |
DE (1) | DE102009029408B4 (de) |
FR (1) | FR2950106B1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011081628A1 (de) | 2011-08-26 | 2013-02-28 | Robert Bosch Gmbh | Dosiersystem für ein flüssiges Reduktionsmittel |
DE102011088221A1 (de) | 2011-12-12 | 2013-06-13 | Robert Bosch Gmbh | Dosieranordnung für ein flüssiges Abgasnachbehandlungsmittel und Dosierverfahren |
DE102011088217A1 (de) | 2011-12-12 | 2013-06-13 | Robert Bosch Gmbh | Dosieranordnung für ein flüssiges Abgasnachbehandlungsmittel und Dosierverfahren |
JP5914151B2 (ja) * | 2012-05-09 | 2016-05-11 | ボッシュ株式会社 | 還元剤噴射弁の異常検出装置及び還元剤供給装置 |
US9546585B2 (en) * | 2013-02-27 | 2017-01-17 | Cummins Ip, Inc. | Apparatus, method, and system for diagnosing reductant delivery performance |
DE102013204686A1 (de) | 2013-03-18 | 2014-09-18 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Bestimmung von Dosiermengenabweichungen eines SCR-Katalysators |
CN103277176B (zh) * | 2013-06-18 | 2015-04-01 | 苏州派格丽减排系统有限公司 | Scr计量喷射系统 |
JP6477250B2 (ja) * | 2014-06-12 | 2019-03-06 | トヨタ自動車株式会社 | 尿素水供給システム |
DE102016209832B4 (de) * | 2016-06-03 | 2022-09-29 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren und Steuereinheit zum Überprüfen eines Dosiersystems für einen bei niedrigen Umgebungstemperaturen erstarrenden Zusatzstoff insbesondere zum Abgas eines Verbrennungsmotors |
WO2017211425A1 (en) | 2016-06-09 | 2017-12-14 | Plastic Omnium Advanced Innovation And Research | Method for detecting a leak in a feed line of a scr system |
DE102016210262A1 (de) * | 2016-06-10 | 2017-12-14 | Robert Bosch Gmbh | Verfahren zum Entleeren eines Reduktionsmittelfördersystems eines SCR-Katalysators |
DE102016216235A1 (de) * | 2016-08-29 | 2018-03-01 | Bayerische Motoren Werke Aktiengesellschaft | Vorrichtung zur wassereinspritzung in einem fahrzeug sowie verfahren zum betrieb einer solchen vorrichtung |
DE102017204089A1 (de) * | 2017-03-13 | 2018-09-13 | Robert Bosch Gmbh | SCR-Katalysatorsystem und Verfahren zu seiner Diagnose |
CN107476860B (zh) * | 2017-09-15 | 2023-08-29 | 华中科技大学无锡研究院 | 一种尿素溶液供给系统 |
DE102017217891A1 (de) * | 2017-10-09 | 2019-04-11 | Robert Bosch Gmbh | Fördermodul zur Förderung eines Fluids |
DE102017223365A1 (de) * | 2017-12-20 | 2019-06-27 | Robert Bosch Gmbh | Verfahren zum Betrieb eines Hydrauliksystems |
DE102018200572A1 (de) * | 2018-01-15 | 2019-07-18 | Robert Bosch Gmbh | Verfahren zur Überprüfung eines SCR-Systems mit zumindest zwei Dosierventilen |
CN110388248B (zh) * | 2018-04-20 | 2022-10-11 | 罗伯特·博世有限公司 | 用于诊断scr系统的方法 |
DE102019215603A1 (de) * | 2019-10-11 | 2021-04-15 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Förder- und Dosiersystems für die Reduktionsmittellösung mindestens eines SCR-Katalysators |
DE102020201919A1 (de) | 2020-02-17 | 2021-08-19 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines hydraulischen Dosiersystems zur Dosierung eines flüssigen Mediums |
DE102021204410B4 (de) | 2021-05-03 | 2023-05-04 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren und Vorrichtung zur Diagnose eines SCR-Systems |
DE102023106197B3 (de) | 2023-03-13 | 2024-05-08 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren zur Leckagediagnose eines Wassereinspritzsystems, Vorrichtung zur Durchführung des Verfahrens und Verbrennungsmotor aufweisend wenigstens eine solche Vorrichtung |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10127834A1 (de) * | 2001-06-08 | 2002-12-12 | Bosch Gmbh Robert | Vorrichtung und Verfahren zur Dosierung eines Reduktionsmittels zur Entfernung von Stickoxiden aus Abgasen |
FR2879239A1 (fr) * | 2004-12-15 | 2006-06-16 | Inergy Automotive Systems Res | Systeme de stockage et d'injection d'un additif dans des gaz d'echappement d'un moteur |
DE102006013293B4 (de) | 2006-03-23 | 2016-08-18 | Robert Bosch Gmbh | Verfahren zur Diagnose einer Abgasnachbehandlungsvorrichtung und Vorrichtung zur Durchführung des Verfahrens |
JP4799289B2 (ja) * | 2006-06-26 | 2011-10-26 | Udトラックス株式会社 | エンジンの排気浄化装置 |
JP4730278B2 (ja) | 2006-10-20 | 2011-07-20 | 株式会社デンソー | エンジンの排気浄化装置 |
JP5139765B2 (ja) * | 2007-10-12 | 2013-02-06 | ボッシュ株式会社 | 還元剤供給システムの制御装置及び制御方法 |
-
2009
- 2009-09-14 DE DE102009029408.2A patent/DE102009029408B4/de active Active
-
2010
- 2010-09-02 FR FR1056955A patent/FR2950106B1/fr active Active
- 2010-09-13 CN CN201010283974.7A patent/CN102022168B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN102022168A (zh) | 2011-04-20 |
DE102009029408B4 (de) | 2023-10-19 |
DE102009029408A1 (de) | 2011-03-17 |
CN102022168B (zh) | 2015-01-28 |
FR2950106A1 (fr) | 2011-03-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2950106B1 (fr) | Procede de surveillance du fonctionnement d'un systeme de catalyseur scr | |
FR2937079B1 (fr) | Procede et systeme de surveillance d'un turboreacteur | |
FR2943276B1 (fr) | Procede de surveillance de l'etat d'un pneumatique | |
FR2951006B1 (fr) | Systeme de surveillance en phase d'approche pour un aeronef | |
FR2937431B1 (fr) | Procede et systeme de surveillance de la phase de roulage d'un aeronef | |
FR2939554B1 (fr) | Procede de fonctionnement d'un systeme domotique | |
FR2891368B1 (fr) | Systeme de surveillance de parametres anemobaroclinometriques pour aeronefs | |
FR2936079B1 (fr) | Procede de surveillance de la phase d'atterrissage d'un aeronef. | |
FR2928761B1 (fr) | Appareil a suivi automatise de configuration, procede et systeme pour ce suivi. | |
FR2943732B1 (fr) | Procede de surveillance d'un inverseur de poussee | |
FR2986038B1 (fr) | Procede de detection du bouchage d'une soupape de dosage d'un systeme de catalyseur de reduction catalytique selective | |
FR2891379B1 (fr) | Procede et systeme de diagnostic des pannes pour aerodynes | |
FR2959810B1 (fr) | Procede de definition d'un systeme de navigation. | |
FR2944111B1 (fr) | Procede et systeme de saisie de l'environnement | |
FR2972505B1 (fr) | Procede et dispositif de surveillance pour systeme d'actionnement a servovalve | |
FR2945636B1 (fr) | Systeme de surveillance multistatique optimise | |
FR2964697B1 (fr) | Procede de surveillance de l'aptitude a la conversion de produits polluants dans un systeme de post-traitement des gaz d'echappement | |
FR2970749B1 (fr) | Procede de surveillance des fonctions d'un systeme de dosage, notamment applique a un catalyseur rcs. | |
FR2962411B1 (fr) | Procede de realisation d'un systeme de veille spatiale pour la surveillance de l'espace proche | |
FR2948188B1 (fr) | Procede de surveillance des mouvements d'un terrain | |
FR2977221B1 (fr) | Procede et systeme de personnalisation a la volee d'un vehicule propose a la location. | |
FR2944934B1 (fr) | Procede et systeme de surveillance | |
FR2943901B1 (fr) | Procede et systeme de detection d'anomalies oculomotrices. | |
FR2956491B1 (fr) | Procede et dispositif de surveillance de hauteurs radioaltimetriques d'un aeronef. | |
FR2953266B1 (fr) | Procede de surveillance d'un dispositif d'irreversibilite d'actionneur de plan horizontal reglable, systeme et aeronef correspondants |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20151120 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
PLFP | Fee payment |
Year of fee payment: 8 |
|
PLFP | Fee payment |
Year of fee payment: 9 |
|
PLFP | Fee payment |
Year of fee payment: 10 |
|
PLFP | Fee payment |
Year of fee payment: 11 |
|
PLFP | Fee payment |
Year of fee payment: 12 |
|
PLFP | Fee payment |
Year of fee payment: 13 |
|
PLFP | Fee payment |
Year of fee payment: 14 |