EP2524122A4 - DEVICE AND METHOD FOR HEATING A REDUCING AGENT IN A MOTOR VEHICLE SCR SYSTEM - Google Patents

DEVICE AND METHOD FOR HEATING A REDUCING AGENT IN A MOTOR VEHICLE SCR SYSTEM

Info

Publication number
EP2524122A4
EP2524122A4 EP11733145.4A EP11733145A EP2524122A4 EP 2524122 A4 EP2524122 A4 EP 2524122A4 EP 11733145 A EP11733145 A EP 11733145A EP 2524122 A4 EP2524122 A4 EP 2524122A4
Authority
EP
European Patent Office
Prior art keywords
reductant
warming
motor vehicle
scr system
scr
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Withdrawn
Application number
EP11733145.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2524122A1 (en
Inventor
Per Bremberg
Erik Gustafsson
Andreas Liljestrand
Lars Eriksson
Thomas Åkerblom
Ulf Carlsson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Scania CV AB
Original Assignee
Scania CV AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Scania CV AB filed Critical Scania CV AB
Publication of EP2524122A1 publication Critical patent/EP2524122A1/en
Publication of EP2524122A4 publication Critical patent/EP2524122A4/en
Withdrawn legal-status Critical Current

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
    • F01N9/00—Electrical control of exhaust gas treating 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
    • 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
    • F01N2610/1473—Overflow or return means for the substances, e.g. conduits or valves for the return path
    • 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
    • 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
    • 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)
EP11733145.4A 2010-01-14 2011-01-10 DEVICE AND METHOD FOR HEATING A REDUCING AGENT IN A MOTOR VEHICLE SCR SYSTEM Withdrawn EP2524122A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1050024A SE535338C2 (sv) 2010-01-14 2010-01-14 Anordning och förfarande för att värma en reduktant i ett SCR-system hos ett motorfordon
PCT/SE2011/050013 WO2011087430A1 (en) 2010-01-14 2011-01-10 Device and method for warming a reductant in an scr system for a motor vehicle

Publications (2)

Publication Number Publication Date
EP2524122A1 EP2524122A1 (en) 2012-11-21
EP2524122A4 true EP2524122A4 (en) 2015-11-25

Family

ID=44304492

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11733145.4A Withdrawn EP2524122A4 (en) 2010-01-14 2011-01-10 DEVICE AND METHOD FOR HEATING A REDUCING AGENT IN A MOTOR VEHICLE SCR SYSTEM

Country Status (5)

Country Link
EP (1) EP2524122A4 (sv)
CN (1) CN102713183B (sv)
RU (1) RU2524158C2 (sv)
SE (1) SE535338C2 (sv)
WO (1) WO2011087430A1 (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012212565A1 (de) * 2012-07-18 2014-01-23 Robert Bosch Gmbh Verfahren zum Betreiben eines Förder- und Dosiersystems
DE102012212570A1 (de) * 2012-07-18 2014-01-23 Robert Bosch Gmbh Verfahren zum Betreiben eines Förder- und Dosiersystems
SE538382C2 (sv) * 2012-09-17 2016-06-07 Scania Cv Ab Förfarande för värmning av ett reduktionsmedel i ett SCR-system och bestämning av lämplighet avseende cirkulation av nämnda reduktionsmedel i nämnda SCR-system
US9458746B2 (en) * 2013-03-01 2016-10-04 Cummins Emission Solutions Inc. Systems and techniques for heating urea injection systems
US8959903B2 (en) * 2013-03-01 2015-02-24 Cummins Emission Solutions Inc. Systems and techniques for heating urea injection systems
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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1602805A1 (de) * 2004-06-02 2005-12-07 MAN Nutzfahrzeuge Aktiengesellschaft Verfahren und Vorrichtung zum Beheizen eines in einem Behälter eines Kraftfahrzeugs mitgeführten Reduktionsmittels zur Abgasnachbehandlung
FR2917791A1 (fr) * 2007-06-20 2008-12-26 Inergy Automotive Systems Res Procede pour le demarrage d'une pompe.
EP2080874A2 (de) * 2008-01-18 2009-07-22 DBK David + Baader GmbH Tankentnahmesystem mit elektrischer und fluidischer Heizvorrichtung
WO2009112516A1 (en) * 2008-03-11 2009-09-17 Inergy Automotive Systems Research (Société Anonyme) Method for heating a scr system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10139139A1 (de) * 2001-08-09 2003-06-12 Bosch Gmbh Robert Dosiersystem zur Dosierung eines Reduktionsmittels für eine Abgasnachbehandlung
JP4137838B2 (ja) * 2004-04-30 2008-08-20 ボッシュ株式会社 排気ガス後処理装置用液体供給装置
DE102005037201A1 (de) * 2005-08-06 2007-02-22 Eichenauer Heizelemente Gmbh & Co. Kg Heizsystem
DE102007005006A1 (de) * 2007-02-01 2008-08-07 Bayerische Motoren Werke Aktiengesellschaft Einrichtung zum Zuführen eines flüssigen Additivs für eine Brennkraftmaschine
JP2009035644A (ja) * 2007-08-02 2009-02-19 Denso Corp 尿素ｓｃｒシステム用不凍尿素溶液および尿素ｓｃｒシステム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1602805A1 (de) * 2004-06-02 2005-12-07 MAN Nutzfahrzeuge Aktiengesellschaft Verfahren und Vorrichtung zum Beheizen eines in einem Behälter eines Kraftfahrzeugs mitgeführten Reduktionsmittels zur Abgasnachbehandlung
FR2917791A1 (fr) * 2007-06-20 2008-12-26 Inergy Automotive Systems Res Procede pour le demarrage d'une pompe.
EP2080874A2 (de) * 2008-01-18 2009-07-22 DBK David + Baader GmbH Tankentnahmesystem mit elektrischer und fluidischer Heizvorrichtung
WO2009112516A1 (en) * 2008-03-11 2009-09-17 Inergy Automotive Systems Research (Société Anonyme) Method for heating a scr system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011087430A1 *

Also Published As

Publication number Publication date
RU2012134615A (ru) 2014-02-20
CN102713183B (zh) 2015-09-16
EP2524122A1 (en) 2012-11-21
RU2524158C2 (ru) 2014-07-27
WO2011087430A1 (en) 2011-07-21
SE1050024A1 (sv) 2011-07-15
SE535338C2 (sv) 2012-07-03
CN102713183A (zh) 2012-10-03

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