FR3007796A1 - Procede de diagnostique d'un systeme de dosage et dispositif pour sa mise en oeuvre - Google Patents
Procede de diagnostique d'un systeme de dosage et dispositif pour sa mise en oeuvre Download PDFInfo
- Publication number
- FR3007796A1 FR3007796A1 FR1456036A FR1456036A FR3007796A1 FR 3007796 A1 FR3007796 A1 FR 3007796A1 FR 1456036 A FR1456036 A FR 1456036A FR 1456036 A FR1456036 A FR 1456036A FR 3007796 A1 FR3007796 A1 FR 3007796A1
- Authority
- FR
- France
- Prior art keywords
- swu
- swo
- tolerance band
- metering valve
- current
- 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- Withdrawn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
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
- H01F7/1844—Monitoring or fail-safe circuits
-
- 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
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
- F01N2610/146—Control thereof, e.g. control of injectors or injection valves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
- H01F7/1844—Monitoring or fail-safe circuits
- H01F2007/1861—Monitoring or fail-safe circuits using derivative of measured variable
-
- 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)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Magnetically Actuated Valves (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013212729.4A DE102013212729B4 (de) | 2013-06-28 | 2013-06-28 | Verfahren zur Diagnose eines Dosier-Systems und Vorrichtung zur Durchführung des Verfahrens sowie Steuergerät-Programm und Steuergerät-Programmprodukt |
Publications (1)
Publication Number | Publication Date |
---|---|
FR3007796A1 true FR3007796A1 (fr) | 2015-01-02 |
Family
ID=52017397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1456036A Withdrawn FR3007796A1 (fr) | 2013-06-28 | 2014-06-27 | Procede de diagnostique d'un systeme de dosage et dispositif pour sa mise en oeuvre |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE102013212729B4 (de) |
FR (1) | FR3007796A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JP6926852B2 (ja) | 2017-09-05 | 2021-08-25 | 株式会社デンソー | 電子制御装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10235433B4 (de) * | 2002-04-25 | 2012-03-01 | Zf Friedrichshafen Ag | Verfahren zur Bestimmung einer Temperatur eines Fluids, insbesondere einer Getriebeöltemperatur |
DE102006013293B4 (de) | 2006-03-23 | 2016-08-18 | Robert Bosch Gmbh | Verfahren zur Diagnose einer Abgasnachbehandlungsvorrichtung und Vorrichtung zur Durchführung des Verfahrens |
DE102008005988B4 (de) | 2008-01-24 | 2017-05-11 | Robert Bosch Gmbh | Verfahren zur Diagnose einer Abgasnachbehandlungsvorrichtung 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 |
DE102010028891A1 (de) * | 2010-05-11 | 2011-11-17 | Robert Bosch Gmbh | Verfahren zur Überwachung eines Dosierventils eines SCR-Katalysatorsystems |
-
2013
- 2013-06-28 DE DE102013212729.4A patent/DE102013212729B4/de active Active
-
2014
- 2014-06-27 FR FR1456036A patent/FR3007796A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE102013212729A1 (de) | 2014-12-31 |
DE102013212729B4 (de) | 2023-02-16 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |
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PLFP | Fee payment |
Year of fee payment: 5 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
ST | Notification of lapse |
Effective date: 20220205 |