KR101864820B1 - 배기가스 스트림에 첨가제를 공급하는 방법 및 시스템 - Google Patents

배기가스 스트림에 첨가제를 공급하는 방법 및 시스템 Download PDF

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KR101864820B1
KR101864820B1 KR1020167023844A KR20167023844A KR101864820B1 KR 101864820 B1 KR101864820 B1 KR 101864820B1 KR 1020167023844 A KR1020167023844 A KR 1020167023844A KR 20167023844 A KR20167023844 A KR 20167023844A KR 101864820 B1 KR101864820 B1 KR 101864820B1
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Prior art keywords
additive
reduction
measurement
supply
exhaust gas
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KR20160117525A (ko
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크리스테르 룬드베리
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스카니아 씨브이 악티에볼라그
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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
    • 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
    • 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
    • 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
    • Y02T10/24—
    • 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
    • Y02T10/47—

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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)
KR1020167023844A 2014-01-31 2015-01-29 배기가스 스트림에 첨가제를 공급하는 방법 및 시스템 Active KR101864820B1 (ko)

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
KR20160117525A KR20160117525A (ko) 2016-10-10
KR101864820B1 true KR101864820B1 (ko) 2018-06-05

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KR1020167023844A Active KR101864820B1 (ko) 2014-01-31 2015-01-29 배기가스 스트림에 첨가제를 공급하는 방법 및 시스템

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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003301737A (ja) 2002-04-10 2003-10-24 Mitsubishi Fuso Truck & Bus Corp 内燃機関のＮＯｘ浄化装置
US20110320132A1 (en) * 2010-06-24 2011-12-29 GM Global Technology Operations LLC METHOD FOR THE DETERMINATION OF A NOx CONCENTRATION VALUE UPSTREAM OF A SCR CATALYST IN A DIESEL ENGINE

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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
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
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
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KR20150111281A (ko) * 2014-03-25 2015-10-05 현대중공업 주식회사 선박 및 유해물질 저감기기 예열장치 그리고, 유해물질 저감기기 예열방법
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JP2003301737A (ja) 2002-04-10 2003-10-24 Mitsubishi Fuso Truck & Bus Corp 内燃機関のＮＯｘ浄化装置
US20110320132A1 (en) * 2010-06-24 2011-12-29 GM Global Technology Operations LLC METHOD FOR THE DETERMINATION OF A NOx CONCENTRATION VALUE UPSTREAM OF A SCR CATALYST IN A DIESEL 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
BR112016016079B1 (pt) 2023-02-07
DE112015000328B4 (de) 2022-10-20

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