ATE552411T1 - Vorrichtung zur unterscheidung eines flüssigkeitsreduktionsmittels - Google Patents
Vorrichtung zur unterscheidung eines flüssigkeitsreduktionsmittelsInfo
- Publication number
- ATE552411T1 ATE552411T1 AT08703873T AT08703873T ATE552411T1 AT E552411 T1 ATE552411 T1 AT E552411T1 AT 08703873 T AT08703873 T AT 08703873T AT 08703873 T AT08703873 T AT 08703873T AT E552411 T1 ATE552411 T1 AT E552411T1
- Authority
- AT
- Austria
- Prior art keywords
- liquid
- reducing agent
- distinguishing
- liquid reducing
- empty
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9431—Processes characterised by a specific device
-
- 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
- F01N3/08—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]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/80—Arrangements for signal processing
- G01F23/802—Particular electronic circuits for digital processing equipment
- G01F23/804—Particular electronic circuits for digital processing equipment containing circuits handling parameters other than liquid level
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/20—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of apparatus for measuring liquid level
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
-
- 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
- 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
- F01N2900/1814—Tank level
-
- 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
- F01N2900/1818—Concentration of the 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
- Y02T10/12—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)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Biomedical Technology (AREA)
- Toxicology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Exhaust Gas After Treatment (AREA)
- Treating Waste Gases (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007087850A JP4925890B2 (ja) | 2007-03-29 | 2007-03-29 | 液体還元剤判別装置及びエンジンの排気浄化装置 |
PCT/JP2008/051046 WO2008120485A1 (ja) | 2007-03-29 | 2008-01-25 | 液体還元剤判別装置及びエンジンの排気浄化装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE552411T1 true ATE552411T1 (de) | 2012-04-15 |
Family
ID=39808072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT08703873T ATE552411T1 (de) | 2007-03-29 | 2008-01-25 | Vorrichtung zur unterscheidung eines flüssigkeitsreduktionsmittels |
Country Status (7)
Country | Link |
---|---|
US (1) | US8293180B2 (de) |
EP (1) | EP2136045B1 (de) |
JP (1) | JP4925890B2 (de) |
CN (1) | CN101702926B (de) |
AT (1) | ATE552411T1 (de) |
ES (1) | ES2382495T3 (de) |
WO (1) | WO2008120485A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5197345B2 (ja) | 2008-12-22 | 2013-05-15 | ボルボ パワートレイン アーベー | 排気浄化装置及び水位測定装置 |
JP5585125B2 (ja) | 2010-02-26 | 2014-09-10 | いすゞ自動車株式会社 | 尿素品質診断システム |
JP5585203B2 (ja) * | 2010-05-17 | 2014-09-10 | いすゞ自動車株式会社 | Scrセンサ |
ES2655994T3 (es) | 2010-07-22 | 2018-02-22 | Watlow Electric Manufacturing Company | Sistema de sensores de fluidos en combinación |
ITBO20130181A1 (it) * | 2013-04-22 | 2014-10-23 | Magneti Marelli Spa | Sensore di livello per un serbatoio contenente un liquido di comando in un motore a combustione interna |
US9869227B2 (en) | 2015-05-26 | 2018-01-16 | Intellectual Reserves, LLC | System and method for repeatable fluid measurements |
US9465000B1 (en) | 2015-08-18 | 2016-10-11 | Intellectual Reserves, LLC | System and method for electronically determining fluid parameters |
US9657628B1 (en) * | 2016-01-29 | 2017-05-23 | Caterpillar Inc. | Reductant supply system for engine |
CN105606642B (zh) * | 2016-03-11 | 2018-10-16 | 东莞正扬电子机械有限公司 | 热传导式浓度检测机构及尿素箱液位传感器 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000027627A (ja) | 1998-07-13 | 2000-01-25 | Hino Motors Ltd | 排気ガス浄化触媒用還元剤保温装置及びそれを組込んだ排気ガス浄化装置 |
DE10047594A1 (de) | 2000-09-26 | 2002-04-18 | Siemens Ag | Verfahren und Vorrichtung zum Bestimmen des Füllstandes einer Flüssigkeit in einem Behälter |
US6725651B2 (en) * | 2000-11-16 | 2004-04-27 | Toyota Jidosha Kabushiki Kaisha | Reducing agent for emission control system, reducing-agent supply device, and emission control system using the reducing agent |
DE10102237A1 (de) | 2001-01-19 | 2002-08-08 | Bosch Gmbh Robert | Vorrichtung zur Dosierung einer Harnstofflösung |
JP3688672B2 (ja) * | 2002-09-26 | 2005-08-31 | 株式会社東芝 | 半導体集積回路 |
JP3751962B2 (ja) * | 2003-09-05 | 2006-03-08 | 日産ディーゼル工業株式会社 | エンジンの排気浄化装置 |
JP3883197B2 (ja) * | 2003-09-11 | 2007-02-21 | 三井金属鉱業株式会社 | 尿素溶液の尿素濃度識別装置 |
JP3883198B2 (ja) * | 2003-09-11 | 2007-02-21 | 三井金属鉱業株式会社 | 尿素溶液の尿素濃度識別装置 |
JP3687915B2 (ja) * | 2003-10-27 | 2005-08-24 | 日産ディーゼル工業株式会社 | 液体判別装置 |
JP3687916B2 (ja) | 2003-10-28 | 2005-08-24 | 日産ディーゼル工業株式会社 | エンジンの排気浄化装置 |
US7776265B2 (en) * | 2004-03-18 | 2010-08-17 | Cummins Filtration Ip, Inc. | System for diagnosing reagent solution quality |
JP3686670B1 (ja) * | 2004-10-29 | 2005-08-24 | 日産ディーゼル工業株式会社 | 排気浄化装置 |
WO2006087541A1 (en) * | 2005-02-16 | 2006-08-24 | Imi Vision Limited | Exhaust gas treatment |
JP4498983B2 (ja) * | 2005-06-10 | 2010-07-07 | Udトラックス株式会社 | 液体還元剤判別装置 |
JP4444165B2 (ja) * | 2005-06-10 | 2010-03-31 | 日産ディーゼル工業株式会社 | エンジンの排気浄化装置 |
WO2007004583A1 (ja) | 2005-07-01 | 2007-01-11 | Ngk Spark Plug Co., Ltd. | 液体状態検知センサ |
JP4799079B2 (ja) * | 2005-08-23 | 2011-10-19 | Udトラックス株式会社 | 液体タンク装置 |
JP2007056741A (ja) * | 2005-08-24 | 2007-03-08 | Nissan Diesel Motor Co Ltd | エンジンの排気浄化装置 |
US7665347B2 (en) * | 2005-11-11 | 2010-02-23 | Ngk Spark Plug Co., Ltd. | Liquid state detecting apparatus |
JP4799358B2 (ja) * | 2006-10-12 | 2011-10-26 | Udトラックス株式会社 | エンジンの排気浄化装置 |
-
2007
- 2007-03-29 JP JP2007087850A patent/JP4925890B2/ja active Active
-
2008
- 2008-01-25 AT AT08703873T patent/ATE552411T1/de active
- 2008-01-25 EP EP08703873A patent/EP2136045B1/de active Active
- 2008-01-25 CN CN2008800103392A patent/CN101702926B/zh active Active
- 2008-01-25 WO PCT/JP2008/051046 patent/WO2008120485A1/ja active Application Filing
- 2008-01-25 ES ES08703873T patent/ES2382495T3/es active Active
-
2009
- 2009-09-15 US US12/560,030 patent/US8293180B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2136045A4 (de) | 2011-02-09 |
EP2136045A1 (de) | 2009-12-23 |
WO2008120485A1 (ja) | 2008-10-09 |
JP4925890B2 (ja) | 2012-05-09 |
US20100003168A1 (en) | 2010-01-07 |
US8293180B2 (en) | 2012-10-23 |
EP2136045B1 (de) | 2012-04-04 |
CN101702926A (zh) | 2010-05-05 |
CN101702926B (zh) | 2013-02-13 |
JP2008248708A (ja) | 2008-10-16 |
ES2382495T3 (es) | 2012-06-08 |
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