FR2989728B1 - Procede de diagnostic d'une soupape de dosage et dispositif pour sa mise en oeuvre - Google Patents
Procede de diagnostic d'une soupape de dosage et dispositif pour sa mise en oeuvreInfo
- Publication number
- FR2989728B1 FR2989728B1 FR1353321A FR1353321A FR2989728B1 FR 2989728 B1 FR2989728 B1 FR 2989728B1 FR 1353321 A FR1353321 A FR 1353321A FR 1353321 A FR1353321 A FR 1353321A FR 2989728 B1 FR2989728 B1 FR 2989728B1
- Authority
- FR
- France
- Prior art keywords
- valve
- diagnosing
- implementing
- dosing
- dosing valve
- 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
-
- 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
-
- 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]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
-
- 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
- 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
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
-
- 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
- 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
-
- 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
- F01N2900/1814—Tank level
-
- 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
- F01N2900/1821—Injector parameters
-
- 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 |
---|---|---|---|
DE102012206430.3A DE102012206430B4 (de) | 2012-04-19 | 2012-04-19 | Verfahren zur Diagnose eines Dosierventils und Vorrichtung zur Durchführung des Verfahrens |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2989728A1 FR2989728A1 (fr) | 2013-10-25 |
FR2989728B1 true FR2989728B1 (fr) | 2016-09-30 |
Family
ID=49290143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1353321A Expired - Fee Related FR2989728B1 (fr) | 2012-04-19 | 2013-04-12 | Procede de diagnostic d'une soupape de dosage et dispositif pour sa mise en oeuvre |
Country Status (4)
Country | Link |
---|---|
US (1) | US9021791B2 (fr) |
CN (1) | CN103375234B (fr) |
DE (1) | DE102012206430B4 (fr) |
FR (1) | FR2989728B1 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013207867B4 (de) * | 2013-04-30 | 2016-01-21 | Robert Bosch Gmbh | Verfahren zur Diagnose eines Dosierventils und Vorrichtung zur Durchführung des Verfahrens |
CN113006907B (zh) | 2016-01-22 | 2023-04-07 | 康明斯有限公司 | 具有泵和与泵联接的喷射器的系统、可读介质及其方法 |
US10570801B2 (en) * | 2016-06-24 | 2020-02-25 | Robert Bosch Gmbh | System and method of detecting an obstructed pressure line in a diesel exhaust fluid delivery system |
DE102017210250A1 (de) * | 2016-06-27 | 2017-12-28 | Robert Bosch Gmbh | Verfahren zur Erkennung einer Fehldosierung |
DE102016212263B3 (de) * | 2016-07-05 | 2017-11-02 | Continental Automotive Gmbh | Verfahren und Vorrichtung zur Ermittlung der eingespritzten Menge eines Fluids bei einem Einspritzsystem eines Kraftfahrzeugs |
EP3557017B1 (fr) * | 2016-12-16 | 2021-05-26 | Robert Bosch GmbH | Système de traitement postcombustion des gaz d'échappement pour moteur diesel et procédé de détection d'injection anormale |
DE102017204972A1 (de) * | 2017-03-24 | 2018-09-27 | Robert Bosch Gmbh | Verfahren zur Steuerung eines SCR-Systems mit zwei Dosierventilen |
DE102017205298A1 (de) * | 2017-03-29 | 2018-10-04 | Robert Bosch Gmbh | Verfahren zur Bestimmung von Mengenabweichungen bei einem fluidischen Dosiersystem |
DE102018200572A1 (de) * | 2018-01-15 | 2019-07-18 | Robert Bosch Gmbh | Verfahren zur Überprüfung eines SCR-Systems mit zumindest zwei Dosierventilen |
DE102020113091A1 (de) | 2020-05-14 | 2021-11-18 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zum Überprüfen der Funktionsfähigkeit, Überprüfungsvorrichtung und Kraftfahrzeug |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10043798A1 (de) * | 2000-09-06 | 2002-03-14 | Daimler Chrysler Ag | Verfahren zum Betrieb eines Katalysators |
DE10139142A1 (de) | 2001-08-09 | 2003-02-20 | Bosch Gmbh Robert | Abgasbehandlungseinheit und Messvorrichtung zur Ermittlung einer Konzentration einer Harnstoff-Wasser-Lösung |
DE10360891A1 (de) | 2003-12-19 | 2005-07-21 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Dosierventils und Vorrichtung zur Durchführung des Verfahrens |
DE102004061247B4 (de) | 2004-12-20 | 2024-03-21 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens |
DE102005001119B4 (de) | 2005-01-10 | 2018-02-15 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens |
DE102006025257B4 (de) * | 2006-05-31 | 2016-09-01 | Volkswagen Ag | Verfahren zum Betreiben eines SCR-Katalysators sowie Programmalgorithmus zur Ausführung des Verfahrens |
DE102006041676B4 (de) * | 2006-09-06 | 2020-10-01 | Robert Bosch Gmbh | Verfahren zum Dosieren eines Reagenzmittels in den Abgasbereich einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens |
US7886527B2 (en) * | 2007-04-10 | 2011-02-15 | Gm Global Technology Operations, Inc. | Reductant injection control strategy |
DE102007022594A1 (de) * | 2007-05-14 | 2008-11-27 | Robert Bosch Gmbh | Diagnoseverfahren für ein in einen Abgasbereich einer Brennkraftmaschine einzubringendes Reagenzmittel und Vorrichtung zur Durchführung des Verfahrens |
DE102007062207B4 (de) * | 2007-12-21 | 2010-08-19 | Samson Ag | Pneumatischer Verstärker und Anordnung zum Stellen einer Stellarmatur einer verfahrenstechnischen Anlage |
DE102008005989B4 (de) | 2008-01-24 | 2017-05-18 | Robert Bosch Gmbh | Verfahren zur Diagnose eines Dosierventils einer Abgasbehandlungsvorrichtung und Vorrichtung zur Durchführung des Verfahrens |
DE102008043469B4 (de) * | 2008-11-04 | 2019-01-17 | Robert Bosch Gmbh | Verfahren zur Prüfung der Funktionsfähigkeit eines Dosierventils eines NOx-Reduktionssystems einer Brennkraftmaschine |
DE102009000097A1 (de) | 2009-01-09 | 2010-07-15 | Robert Bosch Gmbh | Fördereinrichtung für ein SCR-System |
US8413427B2 (en) * | 2009-08-25 | 2013-04-09 | GM Global Technology Operations LLC | Dosing control systems and methods |
CN201687561U (zh) * | 2010-01-15 | 2010-12-29 | 北汽福田汽车股份有限公司 | Scr后处理系统的反应剂显示装置 |
US8893475B2 (en) * | 2010-03-11 | 2014-11-25 | Cummins Inc. | Control system for doser compensation in an SCR system |
US8904994B2 (en) * | 2010-04-26 | 2014-12-09 | Toyota Jidosha Kabushiki Kaisha | Ammonia burning internal combustion engine |
-
2012
- 2012-04-19 DE DE102012206430.3A patent/DE102012206430B4/de active Active
-
2013
- 2013-04-12 FR FR1353321A patent/FR2989728B1/fr not_active Expired - Fee Related
- 2013-04-18 CN CN201310135280.2A patent/CN103375234B/zh active Active
- 2013-04-19 US US13/866,535 patent/US9021791B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
DE102012206430A1 (de) | 2013-10-24 |
US20130276429A1 (en) | 2013-10-24 |
CN103375234B (zh) | 2017-06-20 |
FR2989728A1 (fr) | 2013-10-25 |
DE102012206430B4 (de) | 2015-10-08 |
CN103375234A (zh) | 2013-10-30 |
US9021791B2 (en) | 2015-05-05 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 3 |
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PLSC | Publication of the preliminary search report |
Effective date: 20151127 |
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PLFP | Fee payment |
Year of fee payment: 4 |
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PLFP | Fee payment |
Year of fee payment: 5 |
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PLFP | Fee payment |
Year of fee payment: 6 |
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PLFP | Fee payment |
Year of fee payment: 7 |
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PLFP | Fee payment |
Year of fee payment: 8 |
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PLFP | Fee payment |
Year of fee payment: 9 |
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PLFP | Fee payment |
Year of fee payment: 10 |
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ST | Notification of lapse |
Effective date: 20231205 |