SE535338C2 - Anordning och förfarande för att värma en reduktant i ett SCR-system hos ett motorfordon - Google Patents

Anordning och förfarande för att värma en reduktant i ett SCR-system hos ett motorfordon Download PDF

Info

Publication number
SE535338C2
SE535338C2 SE1050024A SE1050024A SE535338C2 SE 535338 C2 SE535338 C2 SE 535338C2 SE 1050024 A SE1050024 A SE 1050024A SE 1050024 A SE1050024 A SE 1050024A SE 535338 C2 SE535338 C2 SE 535338C2
Authority
SE
Sweden
Prior art keywords
reductant
container
heating
liquid state
dosing
Prior art date
Application number
SE1050024A
Other languages
English (en)
Swedish (sv)
Other versions
SE1050024A1 (sv
Inventor
Per Bremberg
Erik Gustafsson
Andreas Liljestrand
Lars Eriksson
Thomas Aakerblom
Ulf Carlsson
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
Priority to SE1050024A priority Critical patent/SE535338C2/sv
Priority to PCT/SE2011/050013 priority patent/WO2011087430A1/en
Priority to EP11733145.4A priority patent/EP2524122A4/en
Priority to CN201180005719.9A priority patent/CN102713183B/zh
Priority to RU2012134615/06A priority patent/RU2524158C2/ru
Publication of SE1050024A1 publication Critical patent/SE1050024A1/sv
Publication of SE535338C2 publication Critical patent/SE535338C2/sv

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)
SE1050024A 2010-01-14 2010-01-14 Anordning och förfarande för att värma en reduktant i ett SCR-system hos ett motorfordon SE535338C2 (sv)

Priority Applications (5)

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
EP11733145.4A EP2524122A4 (en) 2010-01-14 2011-01-10 DEVICE AND METHOD FOR HEATING A REDUCING AGENT IN A MOTOR VEHICLE SCR SYSTEM
CN201180005719.9A CN102713183B (zh) 2010-01-14 2011-01-10 用于加热用于机动车的scr系统中的还原剂的设备和方法
RU2012134615/06A RU2524158C2 (ru) 2010-01-14 2011-01-10 Устройство и способ для подогрева восстановителя в системе scr для транспортного средства

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
SE1050024A1 SE1050024A1 (sv) 2011-07-15
SE535338C2 true SE535338C2 (sv) 2012-07-03

Family

ID=44304492

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1050024A SE535338C2 (sv) 2010-01-14 2010-01-14 Anordning och förfarande för att värma en reduktant i ett SCR-system hos ett motorfordon

Country Status (5)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012212570A1 (de) * 2012-07-18 2014-01-23 Robert Bosch Gmbh Verfahren zum Betreiben eines Förder- und Dosiersystems
DE102012212565A1 (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
US8959903B2 (en) * 2013-03-01 2015-02-24 Cummins Emission Solutions Inc. Systems and techniques for heating urea injection systems
US9458746B2 (en) * 2013-03-01 2016-10-04 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

Family Cites Families (9)

* 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
DE102004026866A1 (de) * 2004-06-02 2005-12-22 Man Nutzfahrzeuge Ag Verfahren und Vorrichtung zum Beheizen eines in einem Behälter eines Kraftfahrzeugs mitgeführten Reduktionsmittels zur Abgasnachbehandlung
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
FR2917791B1 (fr) * 2007-06-20 2009-08-21 Inergy Automotive Systems Res Procede pour le demarrage d'une pompe.
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
DE102008005196A1 (de) * 2008-01-18 2009-07-23 Dbk David + Baader Gmbh Tankentnahmesystem mit elektrischer und fluidischer Heizvorrichtung
FR2928689A1 (fr) * 2008-03-11 2009-09-18 Inergy Automotive Systems Res Methode pour le demarrage d'un systeme scr

Also Published As

Publication number Publication date
EP2524122A4 (en) 2015-11-25
CN102713183A (zh) 2012-10-03
SE1050024A1 (sv) 2011-07-15
RU2524158C2 (ru) 2014-07-27
EP2524122A1 (en) 2012-11-21
CN102713183B (zh) 2015-09-16
WO2011087430A1 (en) 2011-07-21
RU2012134615A (ru) 2014-02-20

Similar Documents

Publication Publication Date Title
SE1050642A1 (sv) Anordning inbegripande ett SCR-system och ett förfarande vid ett SCR-system
SE535632C2 (sv) Förfarande vid förekomst av luft i vätsketillförsel vid ett SCR-system och motsvarande SCR-system
SE535338C2 (sv) Anordning och förfarande för att värma en reduktant i ett SCR-system hos ett motorfordon
SE1250768A1 (sv) SCR-system och förfarande vid ett SCR-system
SE1050648A1 (sv) Förfarande vid SCR-system och anordning hos SCR-system
SE1250770A1 (sv) SCR-system och förfarande vid ett SCR-system
SE538382C2 (sv) Förfarande för värmning av ett reduktionsmedel i ett SCR-system och bestämning av lämplighet avseende cirkulation av nämnda reduktionsmedel i nämnda SCR-system
SE536874C2 (sv) SCR-system för avgasrening och förfarande för kylning av endoseringsenhet vid ett sådant SCR-system
SE536083C2 (sv) Förfarande för att detektera reduktionsmedelskristaller i ett SCR-system och motsvarande SCR-system
SE1050646A1 (sv) Förfarande vid ett HC-doseringssystem och ett HC-doseringssystem
SE1050651A1 (sv) Förfarande vid SCR-system och anordning hos SCR-system
SE1050653A1 (sv) Förfarande och anordning för att baserat på en doseringsenhets kylbehov bestämma miniminivån i en reduktionsmedelsbehållare i ett SCR-system
SE536920C2 (sv) SCR-system för avgasrening och förfarande för kylning av endoseringsenhet vid ett sådant SCR-system
US20130186068A1 (en) Method and device pertaining to cooling of dosing units of hc dosing systems for exhaust cleaning
SE1250265A1 (sv) Förfarande vid ett SCR-system och ett SCR-system
SE1050643A1 (sv) Anordning inbegripande ett HC-doseringssystem och ett förfarande vid ett HC-doseringssystem
SE541369C2 (en) A system and a method for determining safe start-up of a reducing agent provision configuration
SE1050652A1 (sv) Förfarande vid HC-doseringssystem och anordning hos HC-doseringssystem
SE536895C2 (sv) HC-doseringssystem för avgasrening samt förfarande för kylning därav
WO2015072918A1 (en) Method and system at cold start of a motor vehicle
EP3308109B1 (en) A method and a system for evaluating an effective component content of a reducing agent
WO2015088428A1 (en) Method and device for thawing frozen reducing agent in an scr system
SE541370C2 (en) A system and a method for determining safe start-up of a reducing agent provision configuration
WO2016200307A1 (en) A method and a system for determining a volume of liquid in a container based on mean temperature change rate
SE1450606A1 (sv) Anordning och förfarande vid ett avgasreningssystem för en motor