ATE500406T1 - System zur diagnose von reagenzlösungsqualität und abgaskatalysatordegeneration - Google Patents
System zur diagnose von reagenzlösungsqualität und abgaskatalysatordegenerationInfo
- Publication number
- ATE500406T1 ATE500406T1 AT05786046T AT05786046T ATE500406T1 AT E500406 T1 ATE500406 T1 AT E500406T1 AT 05786046 T AT05786046 T AT 05786046T AT 05786046 T AT05786046 T AT 05786046T AT E500406 T1 ATE500406 T1 AT E500406T1
- Authority
- AT
- Austria
- Prior art keywords
- reagent solution
- catalyst
- solution quality
- quality indicator
- flow rate
- Prior art date
Links
Classifications
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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]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/146—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration
- F02D41/1461—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases emitted by the engine
- F02D41/1462—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases emitted by the engine with determination means using an estimation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/146—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration
- F02D41/1463—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases downstream of exhaust gas treatment apparatus
- F02D41/1465—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases downstream of exhaust gas treatment apparatus with determination means using an estimation
-
- 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
-
- 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
- F01N2550/03—Monitoring or diagnosing the deterioration of exhaust systems of sorbing activity of adsorbents or absorbents
-
- 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
- F01N2550/05—Systems for adding substances into exhaust
-
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B37/18—Control of the pumps by bypassing exhaust from the inlet to the outlet of turbine or to the atmosphere
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B37/22—Control of the pumps by varying cross-section of exhaust passages or air passages, e.g. by throttling turbine inlets or outlets or by varying effective number of guide conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B37/24—Control of the pumps by using pumps or turbines with adjustable guide vanes
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/12—Condition responsive control
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/173845—Amine and quaternary ammonium
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/173845—Amine and quaternary ammonium
- Y10T436/175383—Ammonia
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/177692—Oxides of nitrogen
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/177692—Oxides of nitrogen
- Y10T436/179228—Both nitrogen oxide and dioxide
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/876,066 US7067319B2 (en) | 2004-06-24 | 2004-06-24 | System for diagnosing reagent solution quality and emissions catalyst degradation |
PCT/US2005/021399 WO2006012049A2 (en) | 2004-06-24 | 2005-06-16 | System for diagnosing reagent solution quality and emissions catalyst degradation |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE500406T1 true ATE500406T1 (de) | 2011-03-15 |
Family
ID=35505959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05786046T ATE500406T1 (de) | 2004-06-24 | 2005-06-16 | System zur diagnose von reagenzlösungsqualität und abgaskatalysatordegeneration |
Country Status (6)
Country | Link |
---|---|
US (1) | US7067319B2 (de) |
EP (1) | EP1774296B1 (de) |
CN (1) | CN101010585B (de) |
AT (1) | ATE500406T1 (de) |
DE (1) | DE602005026668D1 (de) |
WO (1) | WO2006012049A2 (de) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10316184A1 (de) * | 2003-04-09 | 2004-10-28 | Robert Bosch Gmbh | Verfahren zur Dosierung eines Reagenzmittels in den Abgasstrom einer Brennkraftmaschine |
DE10360891A1 (de) * | 2003-12-19 | 2005-07-21 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Dosierventils und Vorrichtung zur Durchführung des Verfahrens |
DE102004009791A1 (de) * | 2004-02-28 | 2005-09-22 | Daimlerchrysler Ag | Verfahren zur beschleunigten Erwärmung einer Reinigungseinrichtung im Abgasstrang einer Brennkraftmaschine und Brennkraftmaschine |
DE102004046639A1 (de) * | 2004-09-25 | 2006-03-30 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens |
US7299122B2 (en) * | 2004-11-15 | 2007-11-20 | Perkins Michael T | On demand boost conditioner (ODBC) |
US7623953B2 (en) * | 2005-06-08 | 2009-11-24 | Caterpillar Inc. | Integrated regeneration and engine controls |
US20070042495A1 (en) * | 2005-08-22 | 2007-02-22 | Detroit Diesel Corporation | Method of controlling injection of a reducing agent in an engine emissions control system |
US7371353B2 (en) | 2005-08-31 | 2008-05-13 | Caterpillar Inc. | Exhaust purification with on-board ammonia production |
US20070044456A1 (en) * | 2005-09-01 | 2007-03-01 | Devesh Upadhyay | Exhaust gas aftertreatment systems |
US7555472B2 (en) * | 2005-09-02 | 2009-06-30 | The Board Of Trustees Of The University Of Illinois | Identifying conceptual gaps in a knowledge base |
DE102005060350B4 (de) * | 2005-12-16 | 2014-07-10 | Continental Automotive Gmbh | Verfahren zur Regelung eines Verbrennungsprozesses einer aufgeladenen Brennkraftmaschine mit Abgasrückführung |
US7689334B2 (en) * | 2006-09-28 | 2010-03-30 | Perkins Engines Company Limited | Engine diagnostic method |
US20080098725A1 (en) * | 2006-10-31 | 2008-05-01 | Caterpillar Inc. | Exhaust system having mid-reducer NOx sensor |
US8141346B2 (en) | 2007-01-31 | 2012-03-27 | Ford Global Technologies, Llc | System and method for monitoring reductant quality |
US8069655B2 (en) * | 2007-08-13 | 2011-12-06 | Cummins Filtration Ip, Inc. | Apparatus, system, and method for using a fraction of engine exhaust to deliver a dosant |
JP5171182B2 (ja) * | 2007-09-20 | 2013-03-27 | シスメックス株式会社 | 検体分析装置 |
JP4412399B2 (ja) * | 2007-12-06 | 2010-02-10 | トヨタ自動車株式会社 | 内燃機関の異常検出装置 |
US8156729B2 (en) * | 2007-12-20 | 2012-04-17 | Detroit Diesel Corporation | Variable engine out emission control roadmap |
US20090199537A1 (en) * | 2008-02-11 | 2009-08-13 | Detroit Diesel Corporation | Methods to protect selective catalyst reducer aftertreatment devices during uncontrolled diesel particulate filter regeneration |
US9657630B2 (en) * | 2008-12-18 | 2017-05-23 | GM Global Technology Operations LLC | Diagnostic systems and methods for selective catalytic reduction (SCR) systems based on NOx sensor feedback |
US8863504B2 (en) * | 2009-09-30 | 2014-10-21 | Cummins Inc. | System, method, and apparatus for determining aftertreatment fluid quality |
US8726723B2 (en) | 2010-02-23 | 2014-05-20 | Cummins Emission Solutions | Detection of aftertreatment catalyst degradation |
US8893475B2 (en) | 2010-03-11 | 2014-11-25 | Cummins Inc. | Control system for doser compensation in an SCR system |
US8429898B2 (en) * | 2010-06-18 | 2013-04-30 | GM Global Technology Operations LLC | Selective catalytic reduction (SCR) catalyst depletion control systems and methods |
US8454916B2 (en) | 2010-06-18 | 2013-06-04 | GM Global Technology Operations LLC | Selective catalytic reduction (SCR) catalyst depletion control systems and methods |
FR2961854A1 (fr) * | 2010-06-23 | 2011-12-30 | Inergy Automotive Systems Res | Methode pour controler un systeme scr |
EP3346105B1 (de) | 2011-04-05 | 2020-06-10 | Cummins Emission Solutions, Inc. | System, verfahren und vorrichtung zur überwachung eines nachbehandlungssystems |
US8532910B2 (en) * | 2011-05-17 | 2013-09-10 | GM Global Technology Operations LLC | Method and apparatus to determine a cylinder air charge for an internal combustion engine |
US9677493B2 (en) | 2011-09-19 | 2017-06-13 | Honeywell Spol, S.R.O. | Coordinated engine and emissions control system |
US9650934B2 (en) | 2011-11-04 | 2017-05-16 | Honeywell spol.s.r.o. | Engine and aftertreatment optimization system |
JP5967516B2 (ja) | 2011-11-22 | 2016-08-10 | パナソニックIpマネジメント株式会社 | 電力管理装置、電力管理プログラム、及び、電力分配システム |
US9273587B2 (en) * | 2013-01-28 | 2016-03-01 | Cummins Ip, Inc. | Method, system, and apparatus for diagnosing an exhaust aftertreatment component |
US9109488B2 (en) * | 2013-03-15 | 2015-08-18 | Cummins Ip, Inc. | Method, system, and apparatus for diagnosing an exhaust aftertreatment component |
GB2512171A (en) * | 2013-12-19 | 2014-09-24 | Daimler Ag | Method and control assembly for operating an exhaust gas system |
EP3051367B1 (de) | 2015-01-28 | 2020-11-25 | Honeywell spol s.r.o. | Ansatz und system zur handhabung von einschränkungen für gemessene störungen mit unsicherer vorschau |
EP3056706A1 (de) | 2015-02-16 | 2016-08-17 | Honeywell International Inc. | Ansatz zur nachbehandlungssystemmodellierung und modellidentifizierung |
EP3091212A1 (de) | 2015-05-06 | 2016-11-09 | Honeywell International Inc. | Identifikationsansatz für verbrennungsmotor-mittelwertmodelle |
EP3734375B1 (de) | 2015-07-31 | 2023-04-05 | Garrett Transportation I Inc. | Quadratischer programmlöser für mpc mit variabler anordnung |
US10272779B2 (en) | 2015-08-05 | 2019-04-30 | Garrett Transportation I Inc. | System and approach for dynamic vehicle speed optimization |
US10415492B2 (en) | 2016-01-29 | 2019-09-17 | Garrett Transportation I Inc. | Engine system with inferential sensor |
US10036338B2 (en) | 2016-04-26 | 2018-07-31 | Honeywell International Inc. | Condition-based powertrain control system |
US10124750B2 (en) | 2016-04-26 | 2018-11-13 | Honeywell International Inc. | Vehicle security module system |
US11199120B2 (en) | 2016-11-29 | 2021-12-14 | Garrett Transportation I, Inc. | Inferential flow sensor |
US11057213B2 (en) | 2017-10-13 | 2021-07-06 | Garrett Transportation I, Inc. | Authentication system for electronic control unit on a bus |
CN111878204B (zh) | 2020-07-21 | 2021-09-03 | 同济大学 | 一种柴油机氧化催化器故障诊断方法 |
US11881093B2 (en) | 2020-08-20 | 2024-01-23 | Denso International America, Inc. | Systems and methods for identifying smoking in vehicles |
US11813926B2 (en) | 2020-08-20 | 2023-11-14 | Denso International America, Inc. | Binding agent and olfaction sensor |
US11636870B2 (en) | 2020-08-20 | 2023-04-25 | Denso International America, Inc. | Smoking cessation systems and methods |
US11932080B2 (en) | 2020-08-20 | 2024-03-19 | Denso International America, Inc. | Diagnostic and recirculation control systems and methods |
US11828210B2 (en) | 2020-08-20 | 2023-11-28 | Denso International America, Inc. | Diagnostic systems and methods of vehicles using olfaction |
US11760170B2 (en) | 2020-08-20 | 2023-09-19 | Denso International America, Inc. | Olfaction sensor preservation systems and methods |
US11760169B2 (en) | 2020-08-20 | 2023-09-19 | Denso International America, Inc. | Particulate control systems and methods for olfaction sensors |
DE102022133769B3 (de) | 2022-12-16 | 2024-05-08 | Rolls-Royce Solutions GmbH | Verfahren zur Überwachung eines Abgaskatalysators einer Brennkraftmaschine |
Family Cites Families (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4403473A (en) | 1981-06-22 | 1983-09-13 | Caterpillar Tractor Co. | Ammonia/fuel ratio control system for reducing nitrogen oxide emissions |
JPS6219229A (ja) * | 1985-07-16 | 1987-01-28 | Babcock Hitachi Kk | アンモニアの注入量制御装置 |
DE3825206A1 (de) * | 1988-07-25 | 1990-02-01 | Degussa | Verfahren zur katalytischen entstickung von abgasen mittels eines reduktionsmittels |
JP2551173B2 (ja) * | 1989-12-05 | 1996-11-06 | 株式会社新潟鐵工所 | 内燃機関排ガスの脱硝方法 |
US5367875A (en) | 1992-12-07 | 1994-11-29 | Coltec Industries Inc | Automated catalytic reduction system |
ES2119944T3 (es) | 1993-11-04 | 1998-10-16 | Siemens Ag | Procedimiento y dispositivo para la dosificacion de un reactivo en un medio fluido. |
US5522218A (en) | 1994-08-23 | 1996-06-04 | Caterpillar Inc. | Combustion exhaust purification system and method |
DE19536571C2 (de) | 1995-09-29 | 1998-09-03 | Siemens Ag | Verfahren sowie Vorrichtung zur Dosierung der Eingabe eines Reduktionsmittels in den Abgas- oder Abluftstrom einer Verbrennungsanlage |
JP3426451B2 (ja) | 1996-10-23 | 2003-07-14 | トヨタ自動車株式会社 | 内燃機関の排気ガス浄化装置 |
US5753805A (en) | 1996-12-02 | 1998-05-19 | General Motors Corporation | Method for determining pneumatic states in an internal combustion engine system |
DE19704558A1 (de) | 1997-02-06 | 1998-08-13 | Siemens Ag | Verfahren und Einrichtung zur katalytischen Abgasreinigung sowie Verbrennungsanlage |
US6063350A (en) * | 1997-04-02 | 2000-05-16 | Clean Diesel Technologies, Inc. | Reducing nox emissions from an engine by temperature-controlled urea injection for selective catalytic reduction |
DE19736384A1 (de) | 1997-08-21 | 1999-02-25 | Man Nutzfahrzeuge Ag | Verfahren zur Dosierung eines Reduktionsmittels in stickoxidhaltiges Abgas einer Brennkraftmaschine |
DE19743337C1 (de) | 1997-09-30 | 1999-01-07 | Siemens Ag | NOx-Reduktionssystem mit einer Einrichtung zur Reduktionsmitteldosierung |
DE19749400C2 (de) | 1997-11-07 | 2001-11-29 | Siemens Ag | Verfahren zur Verringerung des NOX-Gehaltes im Abgas einer Dieselbrennkraftmaschine |
DE19756251C1 (de) | 1997-12-17 | 1999-07-22 | Siemens Ag | Verfahren und Vorrichtung zur Reduzierung der Stickoxide im Abgas einer Verbrennungsanlage |
FR2778205B1 (fr) | 1998-04-29 | 2000-06-23 | Inst Francais Du Petrole | Procede d'injection controlee d'hydrocarbures dans une ligne d'echappement d'un moteur a combustion interne |
DE19819579C1 (de) | 1998-04-30 | 1999-09-30 | Siemens Ag | Verfahren und Vorrichtung zur Abgasnachbehandlung für eine mit einem SCR-Katalysator ausgestattete Brennkraftmaschine |
JP3761335B2 (ja) | 1998-08-19 | 2006-03-29 | トヨタ自動車株式会社 | 触媒劣化検出装置 |
DE19843423A1 (de) | 1998-09-22 | 2000-03-30 | Siemens Ag | Verfahren und Vorrichtung zur katalytischen Beseitigung eines Schadstoffes aus dem Abgas einer Verbrennungsanlage |
US6125629A (en) | 1998-11-13 | 2000-10-03 | Engelhard Corporation | Staged reductant injection for improved NOx reduction |
CA2375456A1 (en) * | 1999-06-09 | 2000-12-14 | Clean Diesel Technologies, Inc. | Methods and compositions for assuring reduction of nox emissions from an engine by selective catalytic reduction |
US6295809B1 (en) | 1999-07-12 | 2001-10-02 | Ford Global Technologies, Inc. | Emission control system with a catalyst |
US6253543B1 (en) | 1999-08-24 | 2001-07-03 | Ford Global Technologies, Inc. | Lean catalyst and particulate filter control |
US6470673B1 (en) | 2000-02-22 | 2002-10-29 | Ford Global Technologies, Inc. | Control of a NOX reductant delivery system |
DE60140104D1 (de) * | 2000-06-13 | 2009-11-19 | Ford Global Tech Inc | Verfahren zur Optimierung der Zugabe eines Reduktionmittels zu einem SCR-Katalysator einer Brennkraftmaschine |
US6415602B1 (en) | 2000-10-16 | 2002-07-09 | Engelhard Corporation | Control system for mobile NOx SCR applications |
US6658364B2 (en) | 2001-01-12 | 2003-12-02 | Delphi Technologies, Inc. | Method of estimating gas pressure in an engine exhaust manifold |
DE10113947B4 (de) * | 2001-03-22 | 2004-03-25 | Daimlerchrysler Ag | Verfahren zur Verringerung des Stickoxidgehalts im Abgas einer im Mager-Fett-Wechsel betreibbaren Brennkraftmaschine |
US6928359B2 (en) | 2001-08-09 | 2005-08-09 | Ford Global Technologies, Llc | High efficiency conversion of nitrogen oxides in an exhaust aftertreatment device at low temperature |
US6546720B2 (en) | 2001-09-04 | 2003-04-15 | Ford Global Technologies, Inc. | Method and apparatus for controlling the amount of reactant to be added to a substance using a sensor which is responsive to both the reactant and the substance |
JP4042376B2 (ja) | 2001-10-11 | 2008-02-06 | トヨタ自動車株式会社 | 内燃機関の触媒劣化検出装置 |
US6601387B2 (en) | 2001-12-05 | 2003-08-05 | Detroit Diesel Corporation | System and method for determination of EGR flow rate |
US6697729B2 (en) | 2002-04-08 | 2004-02-24 | Cummins, Inc. | System for estimating NOx content of exhaust gas produced by an internal combustion engine |
US6732522B2 (en) | 2002-04-08 | 2004-05-11 | Cummins, Inc. | System for estimating engine exhaust pressure |
US7134273B2 (en) * | 2002-09-04 | 2006-11-14 | Ford Global Technologies, Llc | Exhaust emission control and diagnostics |
US6892530B2 (en) * | 2002-11-21 | 2005-05-17 | Ford Global Technologies, Llc | Exhaust gas aftertreatment systems |
-
2004
- 2004-06-24 US US10/876,066 patent/US7067319B2/en active Active
-
2005
- 2005-06-16 WO PCT/US2005/021399 patent/WO2006012049A2/en active Application Filing
- 2005-06-16 CN CN2005800274956A patent/CN101010585B/zh active Active
- 2005-06-16 AT AT05786046T patent/ATE500406T1/de not_active IP Right Cessation
- 2005-06-16 EP EP05786046A patent/EP1774296B1/de active Active
- 2005-06-16 DE DE602005026668T patent/DE602005026668D1/de active Active
Also Published As
Publication number | Publication date |
---|---|
EP1774296A4 (de) | 2010-03-17 |
WO2006012049A2 (en) | 2006-02-02 |
EP1774296A2 (de) | 2007-04-18 |
WO2006012049A3 (en) | 2006-03-16 |
US7067319B2 (en) | 2006-06-27 |
US20050287034A1 (en) | 2005-12-29 |
CN101010585A (zh) | 2007-08-01 |
CN101010585B (zh) | 2010-08-11 |
DE602005026668D1 (de) | 2011-04-14 |
EP1774296B1 (de) | 2011-03-02 |
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