BR112012031777A2 - método e dispositivo relacionados ao resfriamento de unidades de dosagem de sistemas de dosagem de hc para limpeza de escapamento - Google Patents
método e dispositivo relacionados ao resfriamento de unidades de dosagem de sistemas de dosagem de hc para limpeza de escapamentoInfo
- Publication number
- BR112012031777A2 BR112012031777A2 BR112012031777A BR112012031777A BR112012031777A2 BR 112012031777 A2 BR112012031777 A2 BR 112012031777A2 BR 112012031777 A BR112012031777 A BR 112012031777A BR 112012031777 A BR112012031777 A BR 112012031777A BR 112012031777 A2 BR112012031777 A2 BR 112012031777A2
- Authority
- BR
- Brazil
- Prior art keywords
- cooling
- metering
- exhaust cleaning
- fuel
- device related
- 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
- F01N3/02—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
- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2033—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using a fuel burner or introducing fuel into exhaust duct
-
- 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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/36—Arrangements for supply of additional fuel
-
- 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
- F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
-
- 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
- F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
-
- 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
- F01N2610/11—Adding substances to exhaust gases the substance or part of the dosing system being cooled
-
- 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
-
- 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
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1473—Overflow or return means for the substances, e.g. conduits or valves for the return path
-
- 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
- F01N2900/1811—Temperature
-
- 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)
- 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)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
método e dispositivo relacionados ao resfriamento de unidades de dosagem de sistemas de dosagem de hc para limpeza de escapamento. a invenção refere-se a um método destinado ao resfriamento de uma unidade de dosagem relacionado a sistemas de dosagem de hc para limpeza de escapamento que compreende uma unidade de dosagem (250) para combustível e um dispositivo de alimentação (230) para o dito combustível, sendo que compreende a etapa de resfriar a dita unidade de dosagem de combustível (250) por meio do combustível fornecido à mesma. o método também compreende a etapa de exacultar o dito dispositivo de alimentação (230) para fornecer o dito combustível refrigerante em potência reduzida comparada á operação ordinária. a invenção se refere, também, a um produto de programa computacional contendo um código de programa (p) para um computador (200; 210) que serve para implementar um método de acordo com a invenção. a invenção se refere, também, a um sistema de dosagem de hc e a um veículo motorizado equipado com o sistema de dosagem de hc.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE1050643A SE536873C2 (sv) | 2010-06-21 | 2010-06-21 | HC-doseringssystem för avgasrening samt förfarande för kylning därav |
PCT/SE2011/050785 WO2011162689A1 (en) | 2010-06-21 | 2011-06-20 | Method and device pertaining to cooling of dosing units of hc dosing systems for exhaust cleaning |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112012031777A2 true BR112012031777A2 (pt) | 2016-11-01 |
Family
ID=45371664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112012031777A BR112012031777A2 (pt) | 2010-06-21 | 2011-06-20 | método e dispositivo relacionados ao resfriamento de unidades de dosagem de sistemas de dosagem de hc para limpeza de escapamento |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130111880A1 (pt) |
EP (1) | EP2582932B1 (pt) |
JP (1) | JP2013533420A (pt) |
CN (1) | CN102959190A (pt) |
BR (1) | BR112012031777A2 (pt) |
SE (1) | SE536873C2 (pt) |
WO (1) | WO2011162689A1 (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE535632C2 (sv) | 2010-06-21 | 2012-10-23 | Scania Cv Ab | Förfarande vid förekomst av luft i vätsketillförsel vid ett SCR-system och motsvarande SCR-system |
SE536920C2 (sv) | 2010-06-21 | 2014-10-28 | Scania Cv Ab | SCR-system för avgasrening och förfarande för kylning av endoseringsenhet vid ett sådant SCR-system |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
DE4441261A1 (de) * | 1994-11-19 | 1996-05-23 | Bosch Gmbh Robert | Einrichtung zum Nachbehandeln von Abgasen einer Brennkraftmaschine |
JP3565024B2 (ja) * | 1998-06-30 | 2004-09-15 | 日産自動車株式会社 | 自動変速機のオイルポンプ制御装置 |
US6279603B1 (en) * | 1998-10-01 | 2001-08-28 | Ambac International | Fluid-cooled injector |
JP3525787B2 (ja) * | 1999-02-24 | 2004-05-10 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP4337207B2 (ja) * | 2000-02-10 | 2009-09-30 | 株式会社デンソー | 液冷式内燃機関の冷却装置 |
JP2002038942A (ja) * | 2000-07-24 | 2002-02-06 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2004293494A (ja) * | 2003-03-28 | 2004-10-21 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2005248787A (ja) * | 2004-03-03 | 2005-09-15 | Mitsubishi Fuso Truck & Bus Corp | 排気浄化装置 |
JP4280934B2 (ja) * | 2006-06-16 | 2009-06-17 | 株式会社デンソー | 排気浄化装置、添加剤供給装置および内燃機関の排気浄化システム |
JP2008019735A (ja) * | 2006-07-11 | 2008-01-31 | Toyota Motor Corp | 燃料添加弁および燃料添加装置 |
JP2008169711A (ja) * | 2007-01-09 | 2008-07-24 | Denso Corp | 還元剤供給装置 |
US8171721B2 (en) * | 2007-01-22 | 2012-05-08 | International Engine Intellectual Property Company, Llc | Closed loop control of exhaust system fluid dosing |
DE102007011018A1 (de) * | 2007-03-07 | 2008-09-11 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren zum Betreiben einer Kraftstoffpumpe |
KR20080102106A (ko) * | 2007-05-18 | 2008-11-24 | 에스케이에너지 주식회사 | 배기정화장치의 재생용 인젝터 |
JP4453739B2 (ja) * | 2007-10-24 | 2010-04-21 | トヨタ自動車株式会社 | 添加弁の制御方法 |
-
2010
- 2010-06-21 SE SE1050643A patent/SE536873C2/sv not_active IP Right Cessation
-
2011
- 2011-06-20 CN CN2011800306702A patent/CN102959190A/zh active Pending
- 2011-06-20 BR BR112012031777A patent/BR112012031777A2/pt not_active IP Right Cessation
- 2011-06-20 EP EP11798459.1A patent/EP2582932B1/en not_active Not-in-force
- 2011-06-20 US US13/704,381 patent/US20130111880A1/en not_active Abandoned
- 2011-06-20 JP JP2013516531A patent/JP2013533420A/ja active Pending
- 2011-06-20 WO PCT/SE2011/050785 patent/WO2011162689A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US20130111880A1 (en) | 2013-05-09 |
EP2582932A1 (en) | 2013-04-24 |
CN102959190A (zh) | 2013-03-06 |
WO2011162689A1 (en) | 2011-12-29 |
EP2582932A4 (en) | 2016-02-17 |
EP2582932B1 (en) | 2017-08-30 |
SE1050643A1 (sv) | 2011-12-22 |
SE536873C2 (sv) | 2014-10-14 |
JP2013533420A (ja) | 2013-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application fees: application dismissed [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] |