WO2009050948A1 - Dispositif de commande d'unité d'alimentation d'agent réducteur et son procédé de commande - Google Patents
Dispositif de commande d'unité d'alimentation d'agent réducteur et son procédé de commande Download PDFInfo
- Publication number
- WO2009050948A1 WO2009050948A1 PCT/JP2008/065641 JP2008065641W WO2009050948A1 WO 2009050948 A1 WO2009050948 A1 WO 2009050948A1 JP 2008065641 W JP2008065641 W JP 2008065641W WO 2009050948 A1 WO2009050948 A1 WO 2009050948A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- reducing agent
- supply unit
- injection valve
- exhaust
- cooling water
- 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
- 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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9431—Processes characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2067—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
- F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
- F01N2260/02—Exhaust treating devices having provisions not otherwise provided for for cooling the device
- F01N2260/024—Exhaust treating devices having provisions not otherwise provided for for cooling the device using a liquid
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
-
- 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
- F01N2610/1473—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
-
- 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
- F01N2900/1812—Flow rate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P2060/00—Cooling circuits using auxiliaries
- F01P2060/16—Outlet manifold
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/20—Cooling circuits not specific to a single part of engine or machine
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Treating Waste Gases (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/738,414 US20100242439A1 (en) | 2007-10-19 | 2008-09-01 | Control unit and control method for reductant supply device |
CN200880112164A CN101828011A (zh) | 2007-10-19 | 2008-09-01 | 还原剂供给装置的控制装置及控制方法 |
US13/738,050 US20130118155A1 (en) | 2007-10-19 | 2013-01-10 | Control unit and control method for reductant supply device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-272370 | 2007-10-19 | ||
JP2007272370A JP2009097479A (ja) | 2007-10-19 | 2007-10-19 | 還元剤供給装置の制御装置及び制御方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/738,050 Continuation-In-Part US20130118155A1 (en) | 2007-10-19 | 2013-01-10 | Control unit and control method for reductant supply device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009050948A1 true WO2009050948A1 (fr) | 2009-04-23 |
Family
ID=40567225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/065641 WO2009050948A1 (fr) | 2007-10-19 | 2008-09-01 | Dispositif de commande d'unité d'alimentation d'agent réducteur et son procédé de commande |
Country Status (4)
Country | Link |
---|---|
US (1) | US20100242439A1 (fr) |
JP (1) | JP2009097479A (fr) |
CN (1) | CN101828011A (fr) |
WO (1) | WO2009050948A1 (fr) |
Cited By (11)
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EP2192280A1 (fr) * | 2008-12-01 | 2010-06-02 | International Engine Intellectual Property LLC | Gestion thermique des composants de dosage d'urée dans un système post-traitement des échappements d'un moteur |
US20110047971A1 (en) * | 2009-08-25 | 2011-03-03 | Gm Global Technology Operations, Inc. | Dosing control systems and methods |
WO2011162691A1 (fr) * | 2010-06-21 | 2011-12-29 | Scania Cv Ab | Procédé et dispositif de refroidissement d'unités de dosage de systèmes de dosage d'hydrocarbures (hc) pour la purification de gaz d'échappement |
WO2011162688A1 (fr) * | 2010-06-21 | 2011-12-29 | Scania Cv Ab | Procédé et dispositif de refroidissement d'unités de dosage de systèmes de réduction catalytique sélective (rcs) |
CN102892985A (zh) * | 2010-05-17 | 2013-01-23 | 五十铃自动车株式会社 | Scr系统 |
US20130091829A1 (en) * | 2010-06-21 | 2013-04-18 | Andreas Liljestrand | Method and device pertaining to limiting the temperature of a dosing unit in a scr system |
CN103097679A (zh) * | 2010-07-21 | 2013-05-08 | 卡特彼勒公司 | 具有再循环加热和真空排放功能的剂量系统 |
WO2014185520A1 (fr) * | 2014-05-16 | 2014-11-20 | 株式会社小松製作所 | Véhicule utilitaire, et procédé de commande pour véhicule utilitaire |
JP2015152009A (ja) * | 2014-02-14 | 2015-08-24 | ドイツ アクチェンゲゼルシャフト | ディーゼルエンジン排気ガスの浄化方法 |
WO2016076256A1 (fr) * | 2014-11-13 | 2016-05-19 | いすゞ自動車株式会社 | Système d'injection d'eau d'urée et procédé pour empêcher la cristallisation dans un dispositif d'injection d'eau d'urée |
WO2021106528A1 (fr) * | 2019-11-25 | 2021-06-03 | いすゞ自動車株式会社 | Dispositif de dégivrage par agent réducteur d'un véhicule |
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DE102007017458A1 (de) * | 2007-04-03 | 2008-10-09 | Daimler Ag | Verfahren zum Heizen eines Reduktionsmitteldosierventils bei einem SCR-System zur Abgasnachbehandlung eines Verbrennungsmotors |
DE102008030756A1 (de) * | 2008-06-27 | 2010-01-07 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren zum Betrieb eines HWL-Dosiersystems |
US20100114463A1 (en) * | 2008-10-30 | 2010-05-06 | Caterpillar Inc. | System for cold starting machine |
JP5137135B2 (ja) * | 2008-12-11 | 2013-02-06 | キャタピラー エス エー アール エル | 排気ガス浄化触媒用還元剤供給装置 |
US8561392B2 (en) * | 2009-06-18 | 2013-10-22 | Cummins Ip, Inc. | Apparatus, system, and method for reductant line heating control |
DE102009035940C5 (de) * | 2009-08-03 | 2017-04-20 | Cummins Ltd. | SCR-Abgasnachbehandlungseinrichtung |
DE102010013695A1 (de) * | 2010-04-01 | 2011-10-06 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren zum Betrieb einer Fördereinheit für ein Reduktionsmittel |
EP2375023B1 (fr) * | 2010-04-07 | 2012-09-19 | Ford Global Technologies, LLC | Procédé de dosage d'urée dans un système d'échappement d'un véhicule |
JP5625475B2 (ja) * | 2010-05-17 | 2014-11-19 | いすゞ自動車株式会社 | 排ガス浄化システム |
JP2011247135A (ja) * | 2010-05-25 | 2011-12-08 | Isuzu Motors Ltd | Scrシステム |
JP5593139B2 (ja) * | 2010-06-23 | 2014-09-17 | 日野自動車株式会社 | 排気浄化装置 |
US8516800B2 (en) * | 2010-12-22 | 2013-08-27 | Caterpillar Inc. | System and method for introducing a reductant agent |
DE102010055520B4 (de) | 2010-12-22 | 2023-10-05 | Voss Automotive Gmbh | Konfektionierte Medienleitung sowie Verwendung in einem SCR-Katalysator-System |
US9255511B2 (en) * | 2010-12-27 | 2016-02-09 | Bosch Corporation | Exhaust purification system and method for controlling exhaust purification system |
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US8661785B2 (en) | 2011-04-15 | 2014-03-04 | Ford Global Technologies, Llc | System and method for liquid reductant injection |
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EP2549072A1 (fr) * | 2011-07-20 | 2013-01-23 | Inergy Automotive Systems Research (Société Anonyme) | Système d'injection de fluide de véhicule, contrôleur et procédé de chauffage de ce système d'injection de fluide |
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US8754720B2 (en) | 2011-08-03 | 2014-06-17 | Mi Yan | Two-stage pulse signal controller |
DE102011111590A1 (de) * | 2011-08-25 | 2013-02-28 | Volkswagen Aktiengesellschaft | Abgasbehandlungseinrichtung, Verfahren zur Aufbereitung von Abgas und Kraftfahrzeug |
DE102011088217A1 (de) | 2011-12-12 | 2013-06-13 | Robert Bosch Gmbh | Dosieranordnung für ein flüssiges Abgasnachbehandlungsmittel und Dosierverfahren |
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EP3191701B1 (fr) * | 2014-11-27 | 2019-05-01 | Siemens Mobility GmbH | Procédé pour réchauffer un carburant ainsi que système de chauffage de réservoir et système de réchauffage de carburant |
WO2016083202A1 (fr) * | 2014-11-27 | 2016-06-02 | Siemens Aktiengesellschaft | Procédé pour réchauffer un carburant et système de réchauffage de carburant |
US9903245B2 (en) | 2014-12-02 | 2018-02-27 | Hyundai Motor Company | System for cooling vehicle SCR and method for controlling the same |
JP6417911B2 (ja) * | 2014-12-09 | 2018-11-07 | 株式会社デンソー | 排気浄化装置 |
WO2016103417A1 (fr) | 2014-12-25 | 2016-06-30 | ボルボ トラック コーポレーション | Dispositif d'épuration des gaz d'échappement pour moteur |
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EP2192280A1 (fr) * | 2008-12-01 | 2010-06-02 | International Engine Intellectual Property LLC | Gestion thermique des composants de dosage d'urée dans un système post-traitement des échappements d'un moteur |
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CN102947560A (zh) * | 2010-06-21 | 2013-02-27 | 斯堪尼亚商用车有限公司 | 与冷却用于排气净化的hc给料系统的给料单元有关的方法和设备 |
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CN103097679A (zh) * | 2010-07-21 | 2013-05-08 | 卡特彼勒公司 | 具有再循环加热和真空排放功能的剂量系统 |
JP2015152009A (ja) * | 2014-02-14 | 2015-08-24 | ドイツ アクチェンゲゼルシャフト | ディーゼルエンジン排気ガスの浄化方法 |
JP5702033B1 (ja) * | 2014-05-16 | 2015-04-15 | 株式会社小松製作所 | 作業車両および作業車両の制御方法 |
KR101489628B1 (ko) | 2014-05-16 | 2015-02-04 | 가부시키가이샤 고마쓰 세이사쿠쇼 | 작업 차량 및 작업 차량의 제어 방법 |
US9488088B2 (en) | 2014-05-16 | 2016-11-08 | Komatsu Ltd. | Work vehicle and method of controlling work vehicle |
WO2014185520A1 (fr) * | 2014-05-16 | 2014-11-20 | 株式会社小松製作所 | Véhicule utilitaire, et procédé de commande pour véhicule utilitaire |
WO2016076256A1 (fr) * | 2014-11-13 | 2016-05-19 | いすゞ自動車株式会社 | Système d'injection d'eau d'urée et procédé pour empêcher la cristallisation dans un dispositif d'injection d'eau d'urée |
US10450922B2 (en) | 2014-11-13 | 2019-10-22 | Isuzu Motors Limited | Urea water injection system and method for preventing crystallization in urea water injection device |
WO2021106528A1 (fr) * | 2019-11-25 | 2021-06-03 | いすゞ自動車株式会社 | Dispositif de dégivrage par agent réducteur d'un véhicule |
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US20100242439A1 (en) | 2010-09-30 |
JP2009097479A (ja) | 2009-05-07 |
CN101828011A (zh) | 2010-09-08 |
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