BR112016016079B1 - Método e sistema na provisão de aditivo a um fluxo de gás de descarga, e veículo compreendendo tal sistema - Google Patents

Método e sistema na provisão de aditivo a um fluxo de gás de descarga, e veículo compreendendo tal sistema Download PDF

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Publication number
BR112016016079B1
BR112016016079B1 BR112016016079-7A BR112016016079A BR112016016079B1 BR 112016016079 B1 BR112016016079 B1 BR 112016016079B1 BR 112016016079 A BR112016016079 A BR 112016016079A BR 112016016079 B1 BR112016016079 B1 BR 112016016079B1
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BR
Brazil
Prior art keywords
additive
reduction
nox
substance
measurement
Prior art date
Application number
BR112016016079-7A
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English (en)
Portuguese (pt)
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BR112016016079A2 (https=
Inventor
Christer Lundberg
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 BR112016016079A2 publication Critical patent/BR112016016079A2/pt
Publication of BR112016016079B1 publication Critical patent/BR112016016079B1/pt

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    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. by adjusting the 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/005—Electrical control of exhaust gas treating apparatus using models instead of sensors to determine operating characteristics of exhaust systems, e.g. calculating catalyst temperature instead of measuring it directly
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/14—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics having more than one sensor of one kind
    • 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
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
    • F01N2900/1402—Exhaust gas composition
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
BR112016016079-7A 2014-01-31 2015-01-29 Método e sistema na provisão de aditivo a um fluxo de gás de descarga, e veículo compreendendo tal sistema BR112016016079B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE1450099-5 2014-01-31
SE1450099A SE540265C2 (sv) 2014-01-31 2014-01-31 Förfarande och system vid tillförsel av tillsatsmedel till en avgasström
PCT/SE2015/050089 WO2015115978A1 (en) 2014-01-31 2015-01-29 Method and system at supply of additive to an exhaust gas stream

Publications (2)

Publication Number Publication Date
BR112016016079A2 BR112016016079A2 (https=) 2017-08-08
BR112016016079B1 true BR112016016079B1 (pt) 2023-02-07

Family

ID=53757423

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112016016079-7A BR112016016079B1 (pt) 2014-01-31 2015-01-29 Método e sistema na provisão de aditivo a um fluxo de gás de descarga, e veículo compreendendo tal sistema

Country Status (6)

Country Link
US (1) US10371035B2 (https=)
KR (1) KR101864820B1 (https=)
BR (1) BR112016016079B1 (https=)
DE (1) DE112015000328B4 (https=)
SE (1) SE540265C2 (https=)
WO (1) WO2015115978A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE102018106952A1 (de) * 2018-03-23 2019-09-26 Man Truck & Bus Ag Verfahren und Vorrichtung zum Überwachen einer SCR-Abgasnachbehandlungseinrichtung
CN115628127A (zh) * 2022-10-31 2023-01-20 湖南道依茨动力有限公司 Scr效率低故障诊断方法、装置及作业机械

Family Cites Families (21)

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WO2000028201A1 (de) 1998-11-09 2000-05-18 Siemens Aktiengesellschaft VERFAHREN ZUM ADAPTIEREN DER NOx-ROHKONZENTRATION EINER MIT LUFTÜBERSCHUSS ARBEITENDEN BRENNKRAFTMASCHINE
JP4075440B2 (ja) * 2002-04-10 2008-04-16 三菱ふそうトラック・バス株式会社 内燃機関のＮＯｘ浄化装置
DE10301602A1 (de) * 2003-01-17 2004-07-29 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Dosiereinheit eines Katalysators
GB0614445D0 (en) * 2006-07-20 2006-08-30 Ricardo Uk Ltd Control of selective catalytic reduction
US8034291B2 (en) * 2008-01-23 2011-10-11 Cummins Filtration Ip, Inc. Feedback control in selective catalytic reduction
US8281572B2 (en) * 2008-04-30 2012-10-09 Cummins Ip, Inc. Apparatus, system, and method for reducing NOx emissions from an engine system
FR2931201B1 (fr) 2008-05-16 2010-06-04 Peugeot Citroen Automobiles Sa Procede de correction de modeles d'emission d'oxydes d'azote
DE102008040377B4 (de) 2008-07-11 2023-06-22 Robert Bosch Gmbh Verfahren zum Dosieren eines Reagenzmittels und Vorrichtung zur Durchführung des Verfahrens
US8596042B2 (en) * 2008-08-28 2013-12-03 Delphi International Operations Luxembourg S.A.R.L. System and method for selective catalytic reduction control
US20100101214A1 (en) * 2008-10-24 2010-04-29 Herman Andrew D Diagnostic methods for selective catalytic reduction (scr) exhaust treatment system
DE102009012093A1 (de) 2009-03-06 2010-09-09 Man Nutzfahrzeuge Ag Verfahren zur Einstellung der Dosierungen des Reduktionsmittels bei selektiver katalytischer Reduktion
SE534479C2 (sv) * 2010-01-27 2011-09-06 Scania Cv Ab Skattning av en avvikelse för åtminstone en modellvariabel hos en katalysatormodell
GB2481433A (en) * 2010-06-24 2011-12-28 Gm Global Tech Operations Inc Determining NOx concentration upstream of an SCR catalyst
EP2439386A1 (en) * 2010-10-06 2012-04-11 Nicholas Michael Zayan SCR ammonia slip detection
KR101317413B1 (ko) * 2011-11-22 2013-10-10 서울대학교산학협력단 녹스 제어 시스템 및 방법
CN104769244B (zh) * 2012-11-07 2017-05-10 丰田自动车株式会社 内燃机的排气净化装置
JPWO2014097393A1 (ja) * 2012-12-18 2017-01-12 トヨタ自動車株式会社 内燃機関の排気浄化装置
FR3004538B1 (fr) * 2013-04-12 2015-05-29 Continental Automotive France Procede pour determiner la quantite reelle d'un produit actif entrant dans un dispositif de catalyse d'une ligne d'echappement d'un vehicule
SE540266C2 (sv) 2014-01-31 2018-05-15 Scania Cv Ab Förfarande och system för att adaptera tillförsel av tillsatsmedel till en avgasström
KR20150111281A (ko) * 2014-03-25 2015-10-05 현대중공업 주식회사 선박 및 유해물질 저감기기 예열장치 그리고, 유해물질 저감기기 예열방법
US9810672B2 (en) * 2014-12-04 2017-11-07 Caterpillar Inc. Method of operating an engine

Also Published As

Publication number Publication date
KR20160117525A (ko) 2016-10-10
SE540265C2 (sv) 2018-05-15
US10371035B2 (en) 2019-08-06
SE1450099A1 (sv) 2015-08-01
DE112015000328T5 (de) 2016-11-24
US20160326935A1 (en) 2016-11-10
WO2015115978A1 (en) 2015-08-06
BR112016016079A2 (https=) 2017-08-08
KR101864820B1 (ko) 2018-06-05
DE112015000328B4 (de) 2022-10-20

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B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 29/01/2015, OBSERVADAS AS CONDICOES LEGAIS