FR2915767B1 - Procede de gestion d'une vanne de dosage d'agent reducteur d'un systeme de nettoyage de gaz d'echappement et appareil de commande pour la mise en oeuvre du procede. - Google Patents
Procede de gestion d'une vanne de dosage d'agent reducteur d'un systeme de nettoyage de gaz d'echappement et appareil de commande pour la mise en oeuvre du procede.Info
- Publication number
- FR2915767B1 FR2915767B1 FR0852127A FR0852127A FR2915767B1 FR 2915767 B1 FR2915767 B1 FR 2915767B1 FR 0852127 A FR0852127 A FR 0852127A FR 0852127 A FR0852127 A FR 0852127A FR 2915767 B1 FR2915767 B1 FR 2915767B1
- Authority
- FR
- France
- Prior art keywords
- managing
- implementing
- exhaust gas
- control apparatus
- reducing agent
- 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
- 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
- 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
- F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
-
- 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
- F01N2610/1486—Means to prevent the substance from freezing
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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)
- Magnetically Actuated Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007017459.6A DE102007017459B4 (de) | 2007-04-03 | 2007-04-03 | Verfahren zur Dosierung von Reduktionsmittel zum Abgas eines Verbrennungsmotors und Steuergerät |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2915767A1 FR2915767A1 (fr) | 2008-11-07 |
FR2915767B1 true FR2915767B1 (fr) | 2013-01-18 |
Family
ID=39736310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0852127A Expired - Fee Related FR2915767B1 (fr) | 2007-04-03 | 2008-04-01 | Procede de gestion d'une vanne de dosage d'agent reducteur d'un systeme de nettoyage de gaz d'echappement et appareil de commande pour la mise en oeuvre du procede. |
Country Status (3)
Country | Link |
---|---|
US (1) | US8250855B2 (fr) |
DE (1) | DE102007017459B4 (fr) |
FR (1) | FR2915767B1 (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2921105A1 (fr) * | 2007-09-14 | 2009-03-20 | Inergy Automotive Systems Res | Systeme scr et methode pour sa purge |
JP5326461B2 (ja) * | 2008-09-22 | 2013-10-30 | マツダ株式会社 | エンジンの排気浄化装置 |
DE102008056860A1 (de) * | 2008-11-12 | 2010-05-20 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur selektiven katalytischen Reduktion von Stickoxiden im Abgas von Brennkraftmaschinen |
DE102010013695A1 (de) * | 2010-04-01 | 2011-10-06 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren zum Betrieb einer Fördereinheit für ein Reduktionsmittel |
US9797288B2 (en) * | 2010-07-08 | 2017-10-24 | GM Global Technology Operations LLC | Method of operating a vehicle under frozen diesel emission fluid conditions |
DE102010038394A1 (de) * | 2010-07-26 | 2012-01-26 | Robert Bosch Gmbh | Verfahren zur Dosierung eines Reagenzmittels in einen Abgaskanal und Vorrichtung zur Durchführung des Verfahrens |
DE102011082397B4 (de) | 2011-09-09 | 2024-02-01 | Robert Bosch Gmbh | Verfahren zur Überwachung eines Dosierventils in einem SCR-Katalysatorsystem |
KR20140049604A (ko) | 2011-10-21 | 2014-04-25 | 에미텍 게젤샤프트 퓌어 에미시온스테크놀로기 엠베하 | 맥동 방식으로 작동하는 공급 펌프를 작동시키는 방법 |
DE102011088712B4 (de) | 2011-12-15 | 2024-05-23 | Robert Bosch Gmbh | Verfahren zum Beheizen eines Fördermoduls in einem SCR-Katalysatorsystem |
JP2013221425A (ja) * | 2012-04-13 | 2013-10-28 | Denso Corp | 排気浄化装置のインジェクタ制御装置 |
GB201217144D0 (en) * | 2012-09-26 | 2012-11-07 | Delphi Tech Holding Sarl | A fluid injector |
DE102012111917A1 (de) | 2012-12-07 | 2014-06-12 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren zur Entleerung einer Vorrichtung zur Bereitstellung eines flüssigen Additivs |
DE102013212139B3 (de) * | 2013-06-25 | 2014-01-16 | Robert Bosch Gmbh | Verfahren zum Lösen einer Klemmung eines Dosierventils, Vorrichtung zur Durchführung des Verfahrens, Steuergerät-Programm und Steuergerät-Programmprodukt |
JP6274698B2 (ja) * | 2014-10-23 | 2018-02-07 | ボッシュ株式会社 | 還元剤噴射装置の制御装置及び制御方法並びに還元剤噴射装置 |
GB2545674B (en) * | 2015-12-21 | 2021-03-31 | Bamford Excavators Ltd | Dosing module |
DE102017206907A1 (de) | 2017-04-25 | 2018-10-25 | Robert Bosch Gmbh | Verfahren zum Ansteuern eines elektrisch steuerbaren Reduktionsmitteldosierventils eines Verbrennungsmotors |
DE102017115871A1 (de) | 2017-07-14 | 2019-01-17 | Elringklinger Ag | Brennstoffzellenvorrichtung und Verfahren zum Betreiben einer Brennstoffzellenvorrichtung |
SE541214C2 (en) | 2017-09-22 | 2019-05-07 | Scania Cv Ab | A system and a method for adapting control of a reducing agent dosing unit |
DE102018214833A1 (de) | 2018-08-31 | 2020-03-05 | Robert Bosch Gmbh | Verfahren zum Lösen eines Klemmens eines elektromagnetisch betätigten Dosierventils |
DE102021210363A1 (de) | 2021-09-17 | 2023-03-23 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Ventils |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5201341A (en) * | 1991-03-19 | 1993-04-13 | Nippon Soken, Inc. | Electromagnetic type fluid flow control valve |
JP2963407B2 (ja) * | 1997-02-14 | 1999-10-18 | 本田技研工業株式会社 | 燃料噴射弁制御装置 |
DE19933798C2 (de) * | 1999-07-19 | 2001-06-21 | Siemens Ag | Vorrichtung und Verfahren zur Abgasnachbehandlung bei einer Brennkraftmaschine |
DE10161132A1 (de) * | 2001-12-12 | 2003-06-26 | Siemens Ag | Membranpumpe mit integriertem Drucksensor |
DE102004025062B4 (de) * | 2004-05-18 | 2006-09-14 | Hydraulik-Ring Gmbh | Gefriertaugliches Dosierventil |
US20060013704A1 (en) | 2004-06-30 | 2006-01-19 | Teruya Sawada | Liquid aeration delivery apparatus |
DE102004054238A1 (de) * | 2004-11-10 | 2006-05-11 | Robert Bosch Gmbh | Dosiersystem sowie Verfahren zum Betreiben eines Dosiersystems |
US7549438B2 (en) * | 2006-11-03 | 2009-06-23 | Gm Global Technology Operations, Inc. | Valve heated by split solenoid |
-
2007
- 2007-04-03 DE DE102007017459.6A patent/DE102007017459B4/de not_active Expired - Fee Related
-
2008
- 2008-03-28 US US12/058,202 patent/US8250855B2/en not_active Expired - Fee Related
- 2008-04-01 FR FR0852127A patent/FR2915767B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE102007017459B4 (de) | 2018-06-14 |
US20090077949A1 (en) | 2009-03-26 |
DE102007017459A1 (de) | 2008-10-09 |
FR2915767A1 (fr) | 2008-11-07 |
US8250855B2 (en) | 2012-08-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 9 |
|
ST | Notification of lapse |
Effective date: 20171229 |