BR112015004354A2 - método e sistema para estimativa de qualidade de reagente - Google Patents

método e sistema para estimativa de qualidade de reagente

Info

Publication number
BR112015004354A2
BR112015004354A2 BR112015004354A BR112015004354A BR112015004354A2 BR 112015004354 A2 BR112015004354 A2 BR 112015004354A2 BR 112015004354 A BR112015004354 A BR 112015004354A BR 112015004354 A BR112015004354 A BR 112015004354A BR 112015004354 A2 BR112015004354 A2 BR 112015004354A2
Authority
BR
Brazil
Prior art keywords
estimating
reagent quality
reagent
quality
estimating reagent
Prior art date
Application number
BR112015004354A
Other languages
English (en)
Inventor
Magnus Blanckenfiell
Per-Olof Källen
Original Assignee
Volvo Truck Corp
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 Volvo Truck Corp filed Critical Volvo Truck Corp
Publication of BR112015004354A2 publication Critical patent/BR112015004354A2/pt

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
    • B01D53/9495—Controlling the catalytic process
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
    • G01N33/0037—NOx
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0416—Methods of control or diagnosing using the state of a sensor, e.g. of an exhaust gas sensor
    • 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
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0418—Methods of control or diagnosing using integration or an accumulated value within an elapsed period
    • 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
    • F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
    • F01N2900/1621—Catalyst conversion efficiency
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/17—Nitrogen containing
    • Y10T436/171538—Urea or blood urea nitrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
BR112015004354A 2012-08-31 2012-08-31 método e sistema para estimativa de qualidade de reagente BR112015004354A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2012/003658 WO2014032686A1 (en) 2012-08-31 2012-08-31 Method and system for estimating reagent quality

Publications (1)

Publication Number Publication Date
BR112015004354A2 true BR112015004354A2 (pt) 2017-07-04

Family

ID=46801425

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015004354A BR112015004354A2 (pt) 2012-08-31 2012-08-31 método e sistema para estimativa de qualidade de reagente

Country Status (9)

Country Link
US (1) US9327240B2 (pt)
EP (1) EP2890874B1 (pt)
JP (1) JP5973668B2 (pt)
KR (1) KR20150046098A (pt)
CN (1) CN104603412B (pt)
BR (1) BR112015004354A2 (pt)
CA (1) CA2881847A1 (pt)
RU (1) RU2015111339A (pt)
WO (1) WO2014032686A1 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104514603B (zh) * 2014-12-29 2017-05-10 潍柴动力股份有限公司 一种scr的控制方法及装置
SE541557C2 (en) * 2016-07-14 2019-10-29 Scania Cv Ab Method and system for diagnosing an aftertreatment system
SE540087C2 (en) 2016-07-14 2018-03-20 Scania Cv Ab A system and a method for diagnosing the performance of two NOx sensors in an exhaust gas processing configuration comprising two SCR units
SE540088C2 (en) 2016-07-14 2018-03-20 Scania Cv Ab Method and system for use when correcting supply of an additive to an exhaust gas stream
SE540140C2 (en) 2016-07-14 2018-04-10 Scania Cv Ab Method and system for diagnosing an aftertreatment components subjected to an exhaust gas stream
CN110050188B (zh) * 2016-12-15 2022-02-01 株式会社堀场制作所 尿素水的碱度评价方法
US20180348155A1 (en) * 2017-06-02 2018-12-06 Ngk Spark Plug Co., Ltd. Gas detection apparatus
DE102018106952A1 (de) * 2018-03-23 2019-09-26 Man Truck & Bus Ag Verfahren und Vorrichtung zum Überwachen einer SCR-Abgasnachbehandlungseinrichtung
US20190376426A1 (en) * 2018-06-08 2019-12-12 GM Global Technology Operations LLC Control apparatus and method with nox sensor cross sensitivity for operating an internal combustion engine
US11181026B1 (en) 2020-07-21 2021-11-23 Paccar Inc Methods for operation of an emissions aftertreatment system for NOx control during regeneration of diesel particulate filter
US11499463B2 (en) * 2020-07-21 2022-11-15 Paccar Inc Methods for evaluating diesel exhaust fluid quality
US11725560B2 (en) 2020-07-21 2023-08-15 Paccar Inc Heater control in heavy-duty motor vehicle engines
US11428136B2 (en) 2020-07-21 2022-08-30 Paccar Inc Heater diagnostics in heavy-duty motor vehicle engines
US11976582B2 (en) 2020-07-21 2024-05-07 Paccar Inc Methods for diagnostics and operation of an emissions aftertreatment system
US11326493B2 (en) 2020-07-21 2022-05-10 Paccar Inc Ammonia storage capacity of SCR catalyst unit
US11879367B2 (en) 2020-07-21 2024-01-23 Paccar Inc NOx sensor diagnostics in heavy-duty motor vehicle engines
US11352927B2 (en) 2020-07-21 2022-06-07 Paccar Inc Control of selective catalytic reduction in heavy-duty motor vehicle engines
CN112177714B (zh) * 2020-09-27 2022-04-05 潍柴动力股份有限公司 Scr系统转化率监控方法、装置、设备及存储介质
CN112483225B (zh) * 2020-11-02 2022-04-05 潍柴动力股份有限公司 一种降低scr氨消耗量的方法及设备
CN112539103B (zh) * 2020-11-30 2022-01-25 潍柴动力股份有限公司 一种尿素品质的监控方法及系统
CN114592955B (zh) * 2022-03-17 2023-12-15 潍柴动力股份有限公司 确定scr载体硫中毒的方法、设备、系统及存储介质

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EP1259308B1 (de) * 2000-02-28 2003-11-12 Siemens Aktiengesellschaft Verfahren und abgasreinigungsanlage zur katalytischen reduktion von stickoxiden im abgas einer verbrennungsanlage
US6993900B2 (en) * 2002-10-21 2006-02-07 Ford Global Technologies, Llc Exhaust gas aftertreatment systems
US7426825B2 (en) * 2006-07-25 2008-09-23 Gm Global Technology Operations, Inc. Method and apparatus for urea injection in an exhaust aftertreatment system
US8141346B2 (en) * 2007-01-31 2012-03-27 Ford Global Technologies, Llc System and method for monitoring reductant quality
JP4428445B2 (ja) * 2007-09-05 2010-03-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
WO2009070734A1 (en) * 2007-11-26 2009-06-04 Michigan Technological University Nox control systems and methods for controlling nox emissions
JP5195283B2 (ja) * 2008-10-28 2013-05-08 マツダ株式会社 エンジンの排気浄化装置
JP4737312B2 (ja) 2009-03-10 2011-07-27 株式会社デンソー 排気浄化システムの異常診断装置及び排気浄化システム
JP5182200B2 (ja) * 2009-04-10 2013-04-10 トヨタ自動車株式会社 触媒劣化判定装置及び触媒劣化判定方法
JP5461057B2 (ja) * 2009-04-30 2014-04-02 日野自動車株式会社 還元剤の異常検出方法
US8863504B2 (en) * 2009-09-30 2014-10-21 Cummins Inc. System, method, and apparatus for determining aftertreatment fluid quality
JP5640539B2 (ja) * 2010-08-06 2014-12-17 三菱ふそうトラック・バス株式会社 尿素水品質異常診断装置

Also Published As

Publication number Publication date
EP2890874A1 (en) 2015-07-08
US9327240B2 (en) 2016-05-03
US20150209730A1 (en) 2015-07-30
EP2890874B1 (en) 2017-05-10
CN104603412A (zh) 2015-05-06
RU2015111339A (ru) 2016-10-20
JP5973668B2 (ja) 2016-08-23
CN104603412B (zh) 2017-06-09
KR20150046098A (ko) 2015-04-29
CA2881847A1 (en) 2014-03-06
JP2015526644A (ja) 2015-09-10
WO2014032686A1 (en) 2014-03-06

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2477 DE 26-06-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.