EP2582947A4 - Method pertaining to air removal from a hc dosing system and a hc dosing system - Google Patents

Method pertaining to air removal from a hc dosing system and a hc dosing system

Info

Publication number
EP2582947A4
EP2582947A4 EP11798473.2A EP11798473A EP2582947A4 EP 2582947 A4 EP2582947 A4 EP 2582947A4 EP 11798473 A EP11798473 A EP 11798473A EP 2582947 A4 EP2582947 A4 EP 2582947A4
Authority
EP
European Patent Office
Prior art keywords
dosing system
air removal
method pertaining
dosing
pertaining
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Withdrawn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
EP11798473.2A
Other languages
German (de)
French (fr)
Other versions
EP2582947A1 (en
Inventor
Lars Eriksson
Ulf Carlsson
Andreas Liljestrand
Per Bremberg
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 EP2582947A1 publication Critical patent/EP2582947A1/en
Publication of EP2582947A4 publication Critical patent/EP2582947A4/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Withdrawn legal-status Critical Current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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
    • F01N3/0253—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
    • 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
    • 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
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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
    • 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
    • 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
    • F01N2610/1466—Means for venting air out of conduits or tanks
    • 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
    • F01N2900/1808—Pressure
    • 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
    • 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
EP11798473.2A 2010-06-21 2011-06-20 Method pertaining to air removal from a hc dosing system and a hc dosing system Withdrawn EP2582947A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1050646A SE535631C2 (en) 2010-06-21 2010-06-21 Procedure for the presence of air in an HC dosing system and corresponding HC dosing system
PCT/SE2011/050802 WO2011162703A1 (en) 2010-06-21 2011-06-20 Method pertaining to air removal from a hc dosing system and a hc dosing system

Publications (2)

Publication Number Publication Date
EP2582947A1 EP2582947A1 (en) 2013-04-24
EP2582947A4 true EP2582947A4 (en) 2014-08-13

Family

ID=45371671

Family Applications (2)

Application Number Title Priority Date Filing Date
EP11798473.2A Withdrawn EP2582947A4 (en) 2010-06-21 2011-06-20 Method pertaining to air removal from a hc dosing system and a hc dosing system
EP11798466.6A Withdrawn EP2582935A4 (en) 2010-06-21 2011-06-20 Method pertaining to air removal from a hc dosing system and a hc dosing system

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP11798466.6A Withdrawn EP2582935A4 (en) 2010-06-21 2011-06-20 Method pertaining to air removal from a hc dosing system and a hc dosing system

Country Status (7)

Country Link
US (2) US20130111884A1 (en)
EP (2) EP2582947A4 (en)
JP (2) JP2013533423A (en)
CN (2) CN103003537A (en)
BR (2) BR112012031781A2 (en)
SE (2) SE535631C2 (en)
WO (2) WO2011162703A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE536920C2 (en) 2010-06-21 2014-10-28 Scania Cv Ab SCR system for exhaust gas purification and method for cooling the metering unit in such an SCR system
SE535632C2 (en) * 2010-06-21 2012-10-23 Scania Cv Ab Procedure for the presence of air in liquid supply in an SCR system and corresponding SCR system
DE102013104245A1 (en) * 2013-04-26 2014-10-30 Emitec Gesellschaft Für Emissionstechnologie Mbh Method for operating a device for the metered supply of a liquid
SE538376C2 (en) * 2013-05-23 2016-06-07 Scania Cv Ab Method and system for controlling a low pressure circuit in a fuel system of a vehicle
US9221014B2 (en) * 2013-11-20 2015-12-29 Tenneco Automotive Operating Company Inc. Fluid injection control system
WO2021087783A1 (en) * 2019-11-05 2021-05-14 深圳市大疆创新科技有限公司 Air discharge control method for water pump, movable device, spraying apparatus, and storage medium

Citations (5)

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Publication number Priority date Publication date Assignee Title
US4255088A (en) * 1979-06-14 1981-03-10 Valleylab, Inc. Liquid pumping system having means for detecting gas in the pump
US4311043A (en) * 1979-06-11 1982-01-19 Cummins Engine Company, Inc. Method and apparatus for detecting air in fuel
US6106238A (en) * 1998-10-02 2000-08-22 Water Investments Limited Bubble detection and recovery in a liquid pumping system
WO2002024311A1 (en) * 2000-09-22 2002-03-28 Robert Bosch Gmbh Method and device for dosage of a reducing agent for the removal of nitrogen oxides from exhaust gases
WO2009156281A1 (en) * 2008-06-27 2009-12-30 Emitec Gesellschaft Für Emissionstechnologie Mbh Method for operating a urea-water solution metering system

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JPS58210387A (en) * 1982-05-31 1983-12-07 Ebara Corp Automatic inspection apparatus for pump
JPH0531361Y2 (en) * 1989-03-10 1993-08-12
US5794667A (en) * 1996-05-17 1998-08-18 Gilbarco Inc. Precision fuel dispenser
US5823747A (en) * 1996-05-29 1998-10-20 Waters Investments Limited Bubble detection and recovery in a liquid pumping system
DE19947197A1 (en) * 1999-10-01 2001-04-12 Bosch Gmbh Robert Device and method for dosing a reducing agent
US6375432B1 (en) * 2000-12-20 2002-04-23 Schwing America, Inc. Pipeline air pocket detection system
JP2002195064A (en) * 2000-12-27 2002-07-10 Toyota Motor Corp Control device for internal combustion engine
DE10139848A1 (en) * 2001-08-09 2003-02-27 Daimler Chrysler Ag Air feed inlet element for motor vehicle is controlled so air quantity fed to internal combustion engine can be adjusted depending on temperature of exhaust gas cleaning system
US7074277B2 (en) * 2002-02-08 2006-07-11 Automatic Bar Controls, Inc. Rotary sauce dispensing apparatus
JP2005307769A (en) * 2004-04-19 2005-11-04 Hino Motors Ltd Exhaust emission control device
JP3921220B2 (en) * 2004-12-02 2007-05-30 本田技研工業株式会社 Hydraulic supply device
FR2879239A1 (en) * 2004-12-15 2006-06-16 Inergy Automotive Systems Res SYSTEM FOR STORING AND INJECTING AN ADDITIVE IN EXHAUST GASES OF AN ENGINE
WO2008006840A1 (en) * 2006-07-13 2008-01-17 Inergy Automotive Systems Research (Société Anonyme) System and process for storing an additive and injecting it into the exhaust gases of an engine
JP4775200B2 (en) * 2006-09-15 2011-09-21 トヨタ自動車株式会社 Exhaust gas purification system for internal combustion engine
JP2008095570A (en) * 2006-10-10 2008-04-24 Toyota Motor Corp Device and method for detecting aeration, and cooling device
US8109077B2 (en) * 2006-10-11 2012-02-07 Tenneco Automotive Operating Company Inc. Dual injector system for diesel emissions control
US8171721B2 (en) * 2007-01-22 2012-05-08 International Engine Intellectual Property Company, Llc Closed loop control of exhaust system fluid dosing
JP4771969B2 (en) * 2007-01-31 2011-09-14 トヨタ自動車株式会社 Cooling control device
JP4245065B2 (en) * 2007-06-07 2009-03-25 ダイキン工業株式会社 Fluid pressure unit
JP2009006081A (en) * 2007-06-29 2009-01-15 Toshiba Corp Washing machine
JP5155838B2 (en) * 2008-12-05 2013-03-06 ボッシュ株式会社 Reducing agent injection control device, control method for reducing agent injection device, and exhaust purification device for internal combustion engine
CN101493027B (en) * 2009-01-14 2012-12-12 无锡市凯龙汽车设备制造有限公司 Air mixing and metering system for processing vehicle exhaust
US8915062B2 (en) * 2009-10-09 2014-12-23 GM Global Technology Operations LLC Method and apparatus for monitoring a reductant injection system in an exhaust aftertreatment system
DE102009056181A1 (en) * 2009-11-27 2011-06-01 Emitec Gesellschaft Für Emissionstechnologie Mbh Method for operating a delivery device for a reducing agent

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311043A (en) * 1979-06-11 1982-01-19 Cummins Engine Company, Inc. Method and apparatus for detecting air in fuel
US4255088A (en) * 1979-06-14 1981-03-10 Valleylab, Inc. Liquid pumping system having means for detecting gas in the pump
US6106238A (en) * 1998-10-02 2000-08-22 Water Investments Limited Bubble detection and recovery in a liquid pumping system
WO2002024311A1 (en) * 2000-09-22 2002-03-28 Robert Bosch Gmbh Method and device for dosage of a reducing agent for the removal of nitrogen oxides from exhaust gases
WO2009156281A1 (en) * 2008-06-27 2009-12-30 Emitec Gesellschaft Für Emissionstechnologie Mbh Method for operating a urea-water solution metering system

Non-Patent Citations (1)

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Title
See also references of WO2011162703A1 *

Also Published As

Publication number Publication date
WO2011162696A1 (en) 2011-12-29
US20130111884A1 (en) 2013-05-09
SE535631C2 (en) 2012-10-23
CN102947566A (en) 2013-02-27
EP2582947A1 (en) 2013-04-24
SE1150562A1 (en) 2011-12-22
US20130125532A1 (en) 2013-05-23
EP2582935A1 (en) 2013-04-24
JP2013533423A (en) 2013-08-22
BR112012031781A2 (en) 2016-11-01
EP2582935A4 (en) 2014-08-13
CN103003537A (en) 2013-03-27
JP2013529749A (en) 2013-07-22
SE535924C2 (en) 2013-02-19
WO2011162703A1 (en) 2011-12-29
CN102947566B (en) 2015-06-10
BR112012032545A2 (en) 2016-11-22
SE1050646A1 (en) 2011-12-22

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