CN111094713A - 用于适配用于对来自发动机排出管线中的气体的氮氧化物进行去污染的还原剂的量的方法 - Google Patents
用于适配用于对来自发动机排出管线中的气体的氮氧化物进行去污染的还原剂的量的方法 Download PDFInfo
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- CN111094713A CN111094713A CN201880062037.3A CN201880062037A CN111094713A CN 111094713 A CN111094713 A CN 111094713A CN 201880062037 A CN201880062037 A CN 201880062037A CN 111094713 A CN111094713 A CN 111094713A
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- amount
- reducing agent
- nitrogen oxide
- correction
- sensor
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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 ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
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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
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
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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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/008—Mounting or arrangement of exhaust sensors in or on exhaust apparatus
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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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
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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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
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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
- F01N3/101—Three-way catalysts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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]
- F01N3/2073—Selective catalytic reduction [SCR] with means for generating a reducing substance from the exhaust gases
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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 ; 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
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- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
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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
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/02—Catalytic activity of catalytic converters
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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
- 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
- F01N2560/021—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting ammonia NH3
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
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- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
- F01N2610/146—Control thereof, e.g. control of injectors or injection valves
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- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/04—Methods of control or diagnosing
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- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
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- F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
- F01N2900/1402—Exhaust gas composition
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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
- F01N2900/1616—NH3-slip from catalyst
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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
- 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
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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)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Analytical Chemistry (AREA)
- Materials Engineering (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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FR1757026A FR3069574B1 (fr) | 2017-07-25 | 2017-07-25 | Procede d'adaptation d'une quantite d'agent reducteur pour une depollution en oxydes d'azote des gaz dans une ligne d'echappement de moteur |
FR1757026 | 2017-07-25 | ||
PCT/FR2018/051802 WO2019020901A1 (fr) | 2017-07-25 | 2018-07-16 | Procédé d'adaptation d'une quantité d'agent réducteur pour une dépollution en oxydes d'azote des gaz dans une ligne d'échappement de moteur |
Publications (2)
Publication Number | Publication Date |
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CN111094713A true CN111094713A (zh) | 2020-05-01 |
CN111094713B CN111094713B (zh) | 2022-02-01 |
Family
ID=59859354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201880062037.3A Active CN111094713B (zh) | 2017-07-25 | 2018-07-16 | 用于适配用于对来自发动机排出管线中的气体的氮氧化物进行去污染的还原剂的量的方法 |
Country Status (4)
Country | Link |
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US (1) | US11448111B2 (zh) |
CN (1) | CN111094713B (zh) |
FR (1) | FR3069574B1 (zh) |
WO (1) | WO2019020901A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114263521B (zh) * | 2021-12-31 | 2023-03-21 | 潍柴动力股份有限公司 | 一种传感器参数的修正方法及装置 |
US11686236B1 (en) * | 2022-02-18 | 2023-06-27 | Saudi Arabian Oil Company | Device for the reduction of ammonia and nitrogen oxides emissions |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6131439A (en) * | 1998-05-28 | 2000-10-17 | Ford Global Technologies, Inc. | Catalyst deterioration detection with sensor calibration |
US20030024300A1 (en) * | 2001-08-01 | 2003-02-06 | Takashi Kojima | Insulator positioning structure of gas sensor |
US20030041592A1 (en) * | 2001-08-28 | 2003-03-06 | Honda Giken Kogyo Kabushiki Kaisha | Exhaust gas purifying apparatus for an internal-combustion engine |
CN101326348A (zh) * | 2005-12-15 | 2008-12-17 | 丰田自动车株式会社 | 内燃机排气净化系统 |
DE102008003685A1 (de) * | 2008-01-09 | 2009-07-16 | Emcon Technologies Germany (Augsburg) Gmbh | Fahrzeugabgaskatalysator |
CN101501317A (zh) * | 2006-08-14 | 2009-08-05 | 纳伊姆·A·赫内恩 | 将离子电流用于柴油发动机中的缸内NOx检测 |
CN101915148A (zh) * | 2009-03-06 | 2010-12-15 | 德国曼商用车辆股份公司 | 选择性催化还原时调节还原剂的计量添加的方法 |
WO2013003710A2 (en) * | 2011-06-30 | 2013-01-03 | Caterpillar Inc. | Virtual reductant quality sensor |
CN103527289A (zh) * | 2006-06-13 | 2014-01-22 | 沃尔沃拉斯特瓦格纳公司 | 选择性催化还原系统和减少发动机氮氧化物排放的方法 |
DE102012212565A1 (de) * | 2012-07-18 | 2014-01-23 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Förder- und Dosiersystems |
FR2995008B1 (fr) * | 2012-09-05 | 2014-08-29 | Peugeot Citroen Automobiles Sa | Procede de commande de la quantite de reducteur d'un systeme de reduction catalytique selective des oxydes d'azote |
CN104220710A (zh) * | 2012-03-29 | 2014-12-17 | 沃尔沃建筑设备公司 | 诊断选择性催化还原催化剂的方法 |
US20150033705A1 (en) * | 2013-08-05 | 2015-02-05 | GM Global Technology Operations LLC | Exhaust fluid dosing control system and method |
CN105452821A (zh) * | 2013-07-30 | 2016-03-30 | 大陆汽车有限责任公司 | 制造带有校准的传感器的储罐的方法 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19731865C2 (de) | 1997-07-24 | 1999-05-06 | Siemens Ag | Abgasreinigungsanlage für das Abgas eines Dieselmotors |
DE19749400C2 (de) | 1997-11-07 | 2001-11-29 | Siemens Ag | Verfahren zur Verringerung des NOX-Gehaltes im Abgas einer Dieselbrennkraftmaschine |
US6775158B2 (en) | 2002-09-16 | 2004-08-10 | Sodick Co. Ltd. | Pulse width modulation controller and method |
KR100999617B1 (ko) | 2007-12-14 | 2010-12-08 | 현대자동차주식회사 | 선택적 촉매의 모니터링장치 |
US8061126B2 (en) | 2008-07-30 | 2011-11-22 | GM Global Technology Operations LLC | Nitrogen oxide estimation downstream of a selective catalytic reduction catalyst |
US8893476B2 (en) | 2008-12-12 | 2014-11-25 | Volvo Lastvagnar Ab | SCR closed loop control system |
JP5037587B2 (ja) * | 2009-11-02 | 2012-09-26 | 本田技研工業株式会社 | 内燃機関の排気浄化システム |
DE102010005428A1 (de) | 2010-01-22 | 2011-07-28 | Daimler AG, 70327 | Verfahren zum Betreiben einer Abgasreinigungsanlage mit einem SCR-Katalysator |
US8893475B2 (en) | 2010-03-11 | 2014-11-25 | Cummins Inc. | Control system for doser compensation in an SCR system |
DE102011108019A1 (de) * | 2011-07-19 | 2013-01-24 | Daimler Ag | Verfahren zur Ermittlung einer Qualität einer zur Stickoxidverminderung eingesetzten, Ammoniak enthaltenden Reduktionsmittellösung |
US8923365B2 (en) | 2012-05-14 | 2014-12-30 | General Electric Company | Converter communication method and apparatus |
JP6127510B2 (ja) | 2012-12-28 | 2017-05-17 | いすゞ自動車株式会社 | 尿素scr用尿素水消費量診断装置 |
FR3000987B1 (fr) | 2013-01-14 | 2015-02-20 | Peugeot Citroen Automobiles Sa | Procede de controle de la depollution en oxydes d'azote dans un vehicule automobile |
US9381468B2 (en) * | 2013-04-09 | 2016-07-05 | Ford Global Technologies, Llc | Enhanced real-time ammonia slip detection |
WO2015095332A1 (en) | 2013-12-18 | 2015-06-25 | Cummins Inc. | Techniques for control of an scr aftertreatment system in response to nh3 slip conditions |
KR101518941B1 (ko) * | 2013-12-23 | 2015-05-11 | 현대자동차 주식회사 | 선택적 환원 촉매의 제어 로직 보정 방법 및 이를 이용한 배기 장치 |
WO2015108541A1 (en) | 2014-01-20 | 2015-07-23 | Cummins Inc. | Techniques for control of an scr aftertreatment system in response to an ammonia slip condition |
FR3016924B1 (fr) | 2014-01-30 | 2018-10-26 | Psa Automobiles Sa. | Procede de correction d'un modele d'estimation d'une quantite d'oxydes d'azotes en amont d'un systeme de reduction catalytique selective |
US9845716B2 (en) | 2014-02-13 | 2017-12-19 | Cummins Inc. | Techniques for control of an SCR aftertreatment system |
SE538317C2 (sv) | 2014-07-07 | 2016-05-10 | Scania Cv Ab | System och förfarande för prestandakontroll av en DOC-enhethos ett avgasreningssystem |
CN104533583A (zh) | 2014-11-14 | 2015-04-22 | 北京理工大学 | 一种发动机scr系统自适应尿素喷射方法 |
SE540606C2 (en) | 2015-05-04 | 2018-10-02 | Scania Cv Ab | A method and system for supplying a reducing agent of an SCRsystem |
CN106257004A (zh) * | 2015-06-18 | 2016-12-28 | 康明斯排放处理公司 | 在无定量供给期中的还原剂定量供给校正 |
-
2017
- 2017-07-25 FR FR1757026A patent/FR3069574B1/fr active Active
-
2018
- 2018-07-16 US US16/633,354 patent/US11448111B2/en active Active
- 2018-07-16 CN CN201880062037.3A patent/CN111094713B/zh active Active
- 2018-07-16 WO PCT/FR2018/051802 patent/WO2019020901A1/fr active Application Filing
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6131439A (en) * | 1998-05-28 | 2000-10-17 | Ford Global Technologies, Inc. | Catalyst deterioration detection with sensor calibration |
US20030024300A1 (en) * | 2001-08-01 | 2003-02-06 | Takashi Kojima | Insulator positioning structure of gas sensor |
US20030041592A1 (en) * | 2001-08-28 | 2003-03-06 | Honda Giken Kogyo Kabushiki Kaisha | Exhaust gas purifying apparatus for an internal-combustion engine |
CN101326348A (zh) * | 2005-12-15 | 2008-12-17 | 丰田自动车株式会社 | 内燃机排气净化系统 |
CN103527289A (zh) * | 2006-06-13 | 2014-01-22 | 沃尔沃拉斯特瓦格纳公司 | 选择性催化还原系统和减少发动机氮氧化物排放的方法 |
CN101501317A (zh) * | 2006-08-14 | 2009-08-05 | 纳伊姆·A·赫内恩 | 将离子电流用于柴油发动机中的缸内NOx检测 |
DE102008003685A1 (de) * | 2008-01-09 | 2009-07-16 | Emcon Technologies Germany (Augsburg) Gmbh | Fahrzeugabgaskatalysator |
CN101915148A (zh) * | 2009-03-06 | 2010-12-15 | 德国曼商用车辆股份公司 | 选择性催化还原时调节还原剂的计量添加的方法 |
WO2013003710A2 (en) * | 2011-06-30 | 2013-01-03 | Caterpillar Inc. | Virtual reductant quality sensor |
CN104220710A (zh) * | 2012-03-29 | 2014-12-17 | 沃尔沃建筑设备公司 | 诊断选择性催化还原催化剂的方法 |
DE102012212565A1 (de) * | 2012-07-18 | 2014-01-23 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Förder- und Dosiersystems |
FR2995008B1 (fr) * | 2012-09-05 | 2014-08-29 | Peugeot Citroen Automobiles Sa | Procede de commande de la quantite de reducteur d'un systeme de reduction catalytique selective des oxydes d'azote |
CN105452821A (zh) * | 2013-07-30 | 2016-03-30 | 大陆汽车有限责任公司 | 制造带有校准的传感器的储罐的方法 |
US20150033705A1 (en) * | 2013-08-05 | 2015-02-05 | GM Global Technology Operations LLC | Exhaust fluid dosing control system and method |
Non-Patent Citations (1)
Title |
---|
王天田等: "利用NOx传感器的NH3交叉敏感实现SCR系统闭环控制", 《内燃机学报》 * |
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FR3069574B1 (fr) | 2019-08-02 |
FR3069574A1 (fr) | 2019-02-01 |
CN111094713B (zh) | 2022-02-01 |
WO2019020901A1 (fr) | 2019-01-31 |
US20210372309A1 (en) | 2021-12-02 |
US11448111B2 (en) | 2022-09-20 |
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