BR112014002810A2 - sistema de controle de injeção de agente redutor - Google Patents
sistema de controle de injeção de agente redutorInfo
- Publication number
- BR112014002810A2 BR112014002810A2 BR112014002810A BR112014002810A BR112014002810A2 BR 112014002810 A2 BR112014002810 A2 BR 112014002810A2 BR 112014002810 A BR112014002810 A BR 112014002810A BR 112014002810 A BR112014002810 A BR 112014002810A BR 112014002810 A2 BR112014002810 A2 BR 112014002810A2
- Authority
- BR
- Brazil
- Prior art keywords
- control system
- reducing agent
- injection control
- agent injection
- reducing
- Prior art date
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]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
-
- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
- F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
- F01N3/0253—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1433—Pumps
- F01N2610/144—Control thereof
-
- 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
- F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
- F01N2900/1806—Properties of reducing agent or dosing system
- F01N2900/1808—Pressure
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/198,952 US8635854B2 (en) | 2011-08-05 | 2011-08-05 | Reductant injection control system |
PCT/US2012/047337 WO2013022587A2 (en) | 2011-08-05 | 2012-07-19 | Reductant injection control system |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112014002810A2 true BR112014002810A2 (pt) | 2017-03-01 |
Family
ID=47626054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112014002810A BR112014002810A2 (pt) | 2011-08-05 | 2012-07-19 | sistema de controle de injeção de agente redutor |
Country Status (7)
Country | Link |
---|---|
US (1) | US8635854B2 (pt) |
JP (1) | JP2014522945A (pt) |
KR (1) | KR101551773B1 (pt) |
CN (1) | CN103717850B (pt) |
BR (1) | BR112014002810A2 (pt) |
DE (1) | DE112012003259B4 (pt) |
WO (1) | WO2013022587A2 (pt) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010119711A1 (ja) * | 2009-04-13 | 2010-10-21 | ボッシュ株式会社 | 車両用の排気浄化装置 |
DE102012018673A1 (de) * | 2012-09-21 | 2014-03-27 | Fev Gmbh | Verfahren zur Regenerierung eines Stickoxid-Speicherkatalysators und Vorrichtung hierfür |
CA2915475A1 (en) | 2013-05-24 | 2014-11-27 | Life Technologies Corporation | Case and case holder for biological samples and corresponding method of use |
US9221014B2 (en) | 2013-11-20 | 2015-12-29 | Tenneco Automotive Operating Company Inc. | Fluid injection control system |
US9140166B1 (en) | 2014-04-04 | 2015-09-22 | Caterpillar Inc. | Reductant dosing system |
US10180096B2 (en) * | 2014-06-11 | 2019-01-15 | Tenneco Automotive Operating Company Inc. | Fluid delivery system with line pressure control valve |
CN105673154B (zh) | 2014-11-21 | 2019-11-08 | 天纳克(苏州)排放***有限公司 | 共轨、该共轨的应用、尿素喷射***及其控制方法 |
EP3228839B1 (en) | 2014-11-21 | 2019-09-25 | Tenneco (Suzhou) Emission System Co.,Ltd. | Common rail assembly, urea injection system and application thereof |
US10301996B2 (en) | 2015-10-08 | 2019-05-28 | Cummins Emission Solutions Inc. | System and method for varying reductant delivery pressure to aftertreatment systems |
JP6365513B2 (ja) * | 2015-11-20 | 2018-08-01 | コベルコ建機株式会社 | 建設機械 |
EP4170141A1 (en) * | 2016-01-22 | 2023-04-26 | Cummins, Inc. | System and method for determining reductant delivery performance |
DE102016224233A1 (de) * | 2016-12-06 | 2018-06-07 | Robert Bosch Gmbh | Reduktionsmittel-Einspritzvorrichtung |
DE112018001905T5 (de) * | 2017-04-06 | 2019-12-12 | Cummins Emission Solutions Inc. | Druck- und Durchflusssteuerung für Konstantpumpe in Reduktionsmitteldosiersystem |
BR112019021375A2 (pt) * | 2017-04-13 | 2020-05-05 | Cummins Emission Solutions Inc | módulo de dosagem para uso em sistemas de tratamento de gases de escape para motores de combustão interna |
US10378415B2 (en) * | 2017-08-30 | 2019-08-13 | Caterpillar Inc. | Diagnostic and mitigation strategy for reductant injector obstruction in exhaust system |
US10975749B2 (en) * | 2017-11-06 | 2021-04-13 | Cummins Emission Solutions Inc. | Systems and methods for heating reductant |
US10641152B2 (en) * | 2017-12-04 | 2020-05-05 | Caterpillar Inc. | Control system for a reductant dosing system |
US10648385B2 (en) | 2018-02-07 | 2020-05-12 | Tenneco Automotive Operating Company Inc. | Diesel exhaust fluid pressure measuring and control systems and methods |
CN110259549A (zh) * | 2018-03-12 | 2019-09-20 | 罗伯特·博世有限公司 | 用于柴油发动机scr***的控制装置和方法 |
US10794257B2 (en) * | 2018-07-28 | 2020-10-06 | Multiquip Inc. | Autonomous auxiliary DEF supply system with purge control |
DE102019211224A1 (de) * | 2018-08-01 | 2020-02-06 | Cummins Emission Solutions Inc. | Systeme und Verfahren zum Steuern eines Absperrventils eines Dosiersteuerungssystems |
CN111828148B (zh) * | 2019-04-15 | 2021-10-26 | 康明斯排放处理公司 | 用于检测未完成清除事件的***和方法 |
DE102019007085B4 (de) * | 2019-10-12 | 2023-05-11 | Man Truck & Bus Se | Verfahren zum Betrieb eines Förder-Dosiersystems für ein Fluid, Förder-Dosiersystem und Kraftfahrzeug mit einem derartigen Förder-Dosiersystem |
CN111188673B (zh) * | 2019-12-20 | 2021-08-20 | 潍柴动力股份有限公司 | 一种尿素喷射***及控制方法 |
DE102021204089A1 (de) | 2021-04-23 | 2022-10-27 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Dosierungssystems |
EP4170138A1 (en) * | 2021-10-19 | 2023-04-26 | Volvo Truck Corporation | A method for controlling the operation of an engine system in a vehicle upon engine start |
CN117183539A (zh) * | 2023-09-26 | 2023-12-08 | 湖北汇启丰板材有限责任公司 | 一种新型板材饰面加工工艺 |
Family Cites Families (32)
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JPH06159176A (ja) * | 1992-11-30 | 1994-06-07 | Nippondenso Co Ltd | 内燃機関の燃料ポンプ制御装置 |
JP3778012B2 (ja) | 2001-06-21 | 2006-05-24 | 日産自動車株式会社 | 内燃機関の空燃比制御装置 |
US7410615B2 (en) | 2002-01-24 | 2008-08-12 | Perkinelmer Las, Inc. | Precision liquid dispensing system |
US7497076B2 (en) | 2002-05-07 | 2009-03-03 | Extengine Transport Systems | Emission control system |
US6941746B2 (en) | 2002-11-21 | 2005-09-13 | Combustion Components Associates, Inc. | Mobile diesel selective catalytic reduction systems and methods |
DE102004018221A1 (de) * | 2004-04-15 | 2005-11-10 | Robert Bosch Gmbh | Verfahren zum Einbringen eines Reagenzmittels in einen Abgaskanal einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens |
US7467749B2 (en) * | 2004-04-26 | 2008-12-23 | Tenneco Automotive Operating Company Inc. | Methods and apparatus for injecting atomized reagent |
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 |
US7178328B2 (en) | 2004-12-20 | 2007-02-20 | General Motors Corporation | System for controlling the urea supply to SCR catalysts |
DE102005002318A1 (de) * | 2005-01-17 | 2006-07-27 | Robert Bosch Gmbh | Abgasnachbehandlungsverfahren und Vorrichtung hierzu |
US7302795B2 (en) * | 2005-07-11 | 2007-12-04 | Jan Vetrovec | Internal combustion engine/water source system |
JP4748664B2 (ja) | 2005-12-09 | 2011-08-17 | 三菱ふそうトラック・バス株式会社 | 排気浄化装置 |
KR101460967B1 (ko) | 2006-05-31 | 2014-11-13 | 테네코 오토모티브 오퍼레이팅 컴파니 인코포레이티드 | 디젤엔진의 배기가스를 감소시키는 방법과 장치 |
JP4804242B2 (ja) | 2006-06-26 | 2011-11-02 | Udトラックス株式会社 | エンジンの排気浄化装置 |
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US8109077B2 (en) | 2006-10-11 | 2012-02-07 | Tenneco Automotive Operating Company Inc. | Dual injector system for diesel emissions control |
DE102006053485A1 (de) * | 2006-11-14 | 2008-05-15 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Reagenzmittel-Dosierventils und Vorrichtung zur Durchführung des Verfahrens |
JP2008163856A (ja) | 2006-12-28 | 2008-07-17 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2008169711A (ja) * | 2007-01-09 | 2008-07-24 | Denso Corp | 還元剤供給装置 |
DE102007011018A1 (de) * | 2007-03-07 | 2008-09-11 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren zum Betreiben einer Kraftstoffpumpe |
EP2538049B1 (en) | 2007-03-30 | 2015-03-18 | Continental Automotive Systems US, Inc. | Reductant delivery unit for selective catalytic reduction |
US7971426B2 (en) | 2007-11-01 | 2011-07-05 | Ford Global Technologies, Llc | Reductant injection system diagnostics |
KR100907363B1 (ko) | 2008-03-03 | 2009-07-10 | 현대자동차주식회사 | Urea-scr 시스템 제어방법 |
JP4558816B2 (ja) * | 2008-06-05 | 2010-10-06 | 株式会社日本自動車部品総合研究所 | 内燃機関の排気浄化装置 |
JP5326461B2 (ja) | 2008-09-22 | 2013-10-30 | マツダ株式会社 | エンジンの排気浄化装置 |
US8359831B2 (en) * | 2008-10-31 | 2013-01-29 | Ti Group Automotive Systems, L.L.C. | Reactant delivery for engine exhaust gas treatment |
US8266894B2 (en) * | 2008-12-23 | 2012-09-18 | GM Global Technology Operations LLC | Thermal protection system for reducing agent injector |
JP5388286B2 (ja) | 2009-06-19 | 2014-01-15 | ボッシュ株式会社 | 排気浄化装置及びその制御方法 |
US8915062B2 (en) | 2009-10-09 | 2014-12-23 | GM Global Technology Operations LLC | Method and apparatus for monitoring a reductant injection system in an exhaust aftertreatment system |
JP5534602B2 (ja) | 2009-11-06 | 2014-07-02 | ボッシュ株式会社 | 還元剤噴射弁の異常検出装置及び異常検出方法 |
US8327623B2 (en) * | 2009-12-23 | 2012-12-11 | General Electric Company | Method and system for utilization of regenerative braking electrical energy for operating auxiliary system in an off-highway vehicle |
SE536874C2 (sv) | 2010-06-21 | 2014-10-14 | Scania Cv Ab | SCR-system för avgasrening och förfarande för kylning av endoseringsenhet vid ett sådant SCR-system |
-
2011
- 2011-08-05 US US13/198,952 patent/US8635854B2/en active Active
-
2012
- 2012-07-19 JP JP2014523954A patent/JP2014522945A/ja active Pending
- 2012-07-19 CN CN201280038254.1A patent/CN103717850B/zh active Active
- 2012-07-19 WO PCT/US2012/047337 patent/WO2013022587A2/en active Application Filing
- 2012-07-19 DE DE112012003259.4T patent/DE112012003259B4/de not_active Expired - Fee Related
- 2012-07-19 KR KR1020147005754A patent/KR101551773B1/ko active IP Right Grant
- 2012-07-19 BR BR112014002810A patent/BR112014002810A2/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20130031890A1 (en) | 2013-02-07 |
WO2013022587A2 (en) | 2013-02-14 |
US8635854B2 (en) | 2014-01-28 |
KR101551773B1 (ko) | 2015-09-09 |
DE112012003259B4 (de) | 2020-07-09 |
KR20140043501A (ko) | 2014-04-09 |
CN103717850B (zh) | 2017-03-08 |
JP2014522945A (ja) | 2014-09-08 |
CN103717850A (zh) | 2014-04-09 |
DE112012003259T5 (de) | 2014-06-05 |
WO2013022587A3 (en) | 2013-04-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] | ||
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2471 DE 15-05-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |