DE112013004168B4 - SCR-System und Verfahren zur zuverlässigen Bestimmung, ob eine Umlaufpumpe für ein Reduktionsmittel sicher gestartet werden kann - Google Patents

SCR-System und Verfahren zur zuverlässigen Bestimmung, ob eine Umlaufpumpe für ein Reduktionsmittel sicher gestartet werden kann Download PDF

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Publication number
DE112013004168B4
DE112013004168B4 DE112013004168.5T DE112013004168T DE112013004168B4 DE 112013004168 B4 DE112013004168 B4 DE 112013004168B4 DE 112013004168 T DE112013004168 T DE 112013004168T DE 112013004168 B4 DE112013004168 B4 DE 112013004168B4
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Germany
Prior art keywords
reducing agent
temperature
container
scr system
reductant
Prior art date
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Application number
DE112013004168.5T
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German (de)
English (en)
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DE112013004168T5 (de
Inventor
Kurre Källkvist
Johan Wängdahl
Per Bremberg
Ola Hall
Pär Karlsson
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Scania CV AB
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Scania CV AB
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Publication of DE112013004168T5 publication Critical patent/DE112013004168T5/de
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    • 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
    • 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
    • F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
    • F01N2610/105—Control thereof
    • 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
    • F01N2610/1433—Pumps
    • F01N2610/144—Control thereof
    • 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
    • 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
    • F01N2900/1811—Temperature
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
DE112013004168.5T 2012-09-17 2013-09-12 SCR-System und Verfahren zur zuverlässigen Bestimmung, ob eine Umlaufpumpe für ein Reduktionsmittel sicher gestartet werden kann Active DE112013004168B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE1251035A SE538382C2 (sv) 2012-09-17 2012-09-17 Förfarande för värmning av ett reduktionsmedel i ett SCR-system och bestämning av lämplighet avseende cirkulation av nämnda reduktionsmedel i nämnda SCR-system
SE1251035-0 2012-09-17
PCT/SE2013/051064 WO2014042583A1 (fr) 2012-09-17 2013-09-12 Système scr et procédé pour déterminer de manière fiable si une pompe à circulation pour agent réducteur peut être mise en route en toute sécurité

Publications (2)

Publication Number Publication Date
DE112013004168T5 DE112013004168T5 (de) 2015-05-13
DE112013004168B4 true DE112013004168B4 (de) 2023-03-30

Family

ID=50278533

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112013004168.5T Active DE112013004168B4 (de) 2012-09-17 2013-09-12 SCR-System und Verfahren zur zuverlässigen Bestimmung, ob eine Umlaufpumpe für ein Reduktionsmittel sicher gestartet werden kann

Country Status (3)

Country Link
DE (1) DE112013004168B4 (fr)
SE (1) SE538382C2 (fr)
WO (1) WO2014042583A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE537851C2 (sv) * 2013-12-09 2015-11-03 Scania Cv Ab Förfarande vid uppstart av dosering av reduktionsmedel i ettSCR-system och ett SCR-system
SE1550756A1 (en) * 2015-06-09 2016-12-10 Scania Cv Ab A method and a system for determining a volume of liquid in a container
FR3059417B1 (fr) 2016-11-30 2020-11-06 Plastic Omnium Advanced Innovation & Res Methode d'estimation d'un volume decongele present sous forme liquide dans un reservoir.
SE541370C2 (en) * 2017-09-22 2019-08-27 Scania Cv Ab A system and a method for determining safe start-up of a reducing agent provision configuration
CN109268113B (zh) * 2018-09-29 2019-12-10 潍柴动力股份有限公司 一种校准方法、装置及尿素供给喷射系统
JP7265948B2 (ja) * 2019-07-18 2023-04-27 株式会社小松製作所 予測装置、予測方法および作業車両

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112004002530T5 (de) 2004-01-08 2006-11-23 Scania Cv Ab (Publ) Anordnung zum Zuführen von Reduktionsmittel
US20100095653A1 (en) 2008-10-22 2010-04-22 Caterpillar Inc. System and method for heating a reducing agent associated with a reducing agent distribution system
WO2010148237A2 (fr) 2009-06-18 2010-12-23 Cummins Ip, Inc. Appareil, système et procédé pour la régulation thermique d'une conduite de réducteur
US8011176B2 (en) 2004-02-02 2011-09-06 Nissan Diesel Motor Co., Ltd. Exhaust emission purifying apparatus for internal combustion engine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE535338C2 (sv) * 2010-01-14 2012-07-03 Scania Cv Ab Anordning och förfarande för att värma en reduktant i ett SCR-system hos ett motorfordon
US20120020857A1 (en) * 2010-07-21 2012-01-26 Isada Raymond Upano Dosing system having recirculation heating and vacuum draining

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112004002530T5 (de) 2004-01-08 2006-11-23 Scania Cv Ab (Publ) Anordnung zum Zuführen von Reduktionsmittel
US8011176B2 (en) 2004-02-02 2011-09-06 Nissan Diesel Motor Co., Ltd. Exhaust emission purifying apparatus for internal combustion engine
US20100095653A1 (en) 2008-10-22 2010-04-22 Caterpillar Inc. System and method for heating a reducing agent associated with a reducing agent distribution system
WO2010148237A2 (fr) 2009-06-18 2010-12-23 Cummins Ip, Inc. Appareil, système et procédé pour la régulation thermique d'une conduite de réducteur

Also Published As

Publication number Publication date
WO2014042583A1 (fr) 2014-03-20
DE112013004168T5 (de) 2015-05-13
SE1251035A1 (sv) 2014-03-18
SE538382C2 (sv) 2016-06-07

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