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 PDFInfo
- 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
- Authority
- CN
- China
- Prior art keywords
- scr catalyst
- predetermined
- maximum temperature
- period
- prediction
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
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)
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)
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)
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)
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 |
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 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
-
2013
- 2013-12-23 KR KR1020130161441A patent/KR101534714B1/ko active IP Right Grant
-
2014
- 2014-06-24 US US14/313,590 patent/US20150176459A1/en not_active Abandoned
- 2014-07-01 DE DE102014109184.1A patent/DE102014109184B4/de not_active Expired - Fee Related
- 2014-08-28 CN CN201410432844.3A patent/CN104727905A/zh active Pending
Patent Citations (6)
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)
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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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150624 |