CN104727905A - 控制选择性催化还原催化剂中吸收氨量的方法及排气*** - Google Patents

控制选择性催化还原催化剂中吸收氨量的方法及排气*** Download PDF

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Publication number
CN104727905A
CN104727905A CN201410432844.3A CN201410432844A CN104727905A CN 104727905 A CN104727905 A CN 104727905A CN 201410432844 A CN201410432844 A CN 201410432844A CN 104727905 A CN104727905 A CN 104727905A
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CN
China
Prior art keywords
scr catalyst
predetermined
maximum temperature
period
prediction
Prior art date
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Pending
Application number
CN201410432844.3A
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English (en)
Chinese (zh)
Inventor
赵志晧
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.)
Hyundai Motor Co
Original Assignee
Hyundai Motor Co
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Filing date
Publication date
Application filed by Hyundai Motor Co filed Critical Hyundai Motor Co
Publication of CN104727905A publication Critical patent/CN104727905A/zh
Pending legal-status Critical Current

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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
    • 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
    • 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]
    • 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
    • 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
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust 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
    • 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
    • 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
    • F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
    • F01N2900/1614—NOx amount trapped in catalyst
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CN201410432844.3A 2013-12-23 2014-08-28 控制选择性催化还原催化剂中吸收氨量的方法及排气*** Pending CN104727905A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2013-0161441 2013-12-23
KR1020130161441A KR101534714B1 (ko) 2013-12-23 2013-12-23 선택적 환원 촉매에 흡장된 암모니아량 제어 방법 및 이를 사용하는 배기 시스템

Publications (1)

Publication Number Publication Date
CN104727905A true CN104727905A (zh) 2015-06-24

Family

ID=53275417

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410432844.3A Pending CN104727905A (zh) 2013-12-23 2014-08-28 控制选择性催化还原催化剂中吸收氨量的方法及排气***

Country Status (4)

Country Link
US (1) US20150176459A1 (ko)
KR (1) KR101534714B1 (ko)
CN (1) CN104727905A (ko)
DE (1) DE102014109184B4 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111502809A (zh) * 2019-01-31 2020-08-07 现代自动车株式会社 用于稀燃发动机的后处理***和后处理方法
CN113811486A (zh) * 2019-05-14 2021-12-17 大宇造船海洋株式会社 环保型船舶的燃料供应***

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9494070B2 (en) * 2014-09-17 2016-11-15 Hyundai Motor Company Method of controlling ammonia amount absorbed in selective catalytic reduction catalyst and exhaust system using the same
US10502113B2 (en) * 2017-07-10 2019-12-10 GM Global Technology Operations LLC Selective catalytic reduction ammonia storage control
DE102019216520A1 (de) * 2019-10-28 2021-04-29 Robert Bosch Gmbh Verfahren zur Anpassung der Dosierung von Reduktionsmittel in einem SCR-Katalysator

Citations (6)

* Cited by examiner, † Cited by third party
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US20110113753A1 (en) * 2008-08-07 2011-05-19 Daimler Ag Method for Operating an Exhaust Gas Treatment System Having an SCR Catalytic Converter
CN102562233A (zh) * 2010-12-24 2012-07-11 广西玉柴机器股份有限公司 发动机废气后处理***
WO2012092974A1 (en) * 2011-01-07 2012-07-12 Delphi Technologies Holding S.À.R.L. Internal combustion engine with exhaust after treatment and its method of operation
CN102812215A (zh) * 2010-03-25 2012-12-05 优迪卡汽车株式会社 发动机的排气净化装置
CN102926846A (zh) * 2011-08-05 2013-02-13 康明斯排放处理公司 氮氧化物还原***的氨气排放管理
US20130255233A1 (en) * 2012-04-03 2013-10-03 Honda Motor Co., Ltd. Exhaust purification system for internal combustion engine

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US20050282285A1 (en) * 2004-06-21 2005-12-22 Eaton Corporation Strategy for controlling NOx emissions and ammonia slip in an SCR system using a nonselective NOx/NH3
JP2006022729A (ja) 2004-07-08 2006-01-26 Hino Motors Ltd 排気浄化装置の制御方法
JP4215808B2 (ja) 2007-05-11 2009-01-28 ボッシュ株式会社 排気浄化装置の制御装置及び制御方法並びに内燃機関の排気浄化装置
DE102008040377B4 (de) * 2008-07-11 2023-06-22 Robert Bosch Gmbh Verfahren zum Dosieren eines Reagenzmittels und Vorrichtung zur Durchführung des Verfahrens
DE102009012092A1 (de) * 2009-03-06 2010-09-09 Man Nutzfahrzeuge Ag Verfahren zur Anpassung der Dosiermenge eines Reduktionsmittels zur selektiven katalytischen Reduktion
CN102482967B (zh) * 2009-09-16 2014-10-15 丰田自动车株式会社 内燃机的排气净化装置及排气净化方法
JP5553631B2 (ja) * 2010-02-09 2014-07-16 本田技研工業株式会社 内燃機関の排気浄化装置
JP2011226402A (ja) * 2010-04-21 2011-11-10 Nippon Soken Inc 排気浄化装置
JP5259653B2 (ja) * 2010-07-23 2013-08-07 本田技研工業株式会社 内燃機関の排気浄化システム
US8701390B2 (en) * 2010-11-23 2014-04-22 International Engine Intellectual Property Company, Llc Adaptive control strategy
JP5351186B2 (ja) * 2011-01-25 2013-11-27 本田技研工業株式会社 内燃機関の排気浄化システム

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110113753A1 (en) * 2008-08-07 2011-05-19 Daimler Ag Method for Operating an Exhaust Gas Treatment System Having an SCR Catalytic Converter
CN102812215A (zh) * 2010-03-25 2012-12-05 优迪卡汽车株式会社 发动机的排气净化装置
CN102562233A (zh) * 2010-12-24 2012-07-11 广西玉柴机器股份有限公司 发动机废气后处理***
WO2012092974A1 (en) * 2011-01-07 2012-07-12 Delphi Technologies Holding S.À.R.L. Internal combustion engine with exhaust after treatment and its method of operation
CN102926846A (zh) * 2011-08-05 2013-02-13 康明斯排放处理公司 氮氧化物还原***的氨气排放管理
US20130255233A1 (en) * 2012-04-03 2013-10-03 Honda Motor Co., Ltd. Exhaust purification system for internal combustion engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111502809A (zh) * 2019-01-31 2020-08-07 现代自动车株式会社 用于稀燃发动机的后处理***和后处理方法
CN111502809B (zh) * 2019-01-31 2022-08-26 现代自动车株式会社 用于稀燃发动机的后处理***和后处理方法
CN113811486A (zh) * 2019-05-14 2021-12-17 大宇造船海洋株式会社 环保型船舶的燃料供应***

Also Published As

Publication number Publication date
US20150176459A1 (en) 2015-06-25
KR20150073578A (ko) 2015-07-01
DE102014109184B4 (de) 2022-05-05
KR101534714B1 (ko) 2015-07-07
DE102014109184A1 (de) 2015-06-25

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Application publication date: 20150624