JP4280934B2 - 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 - Google Patents

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 Download PDF

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Publication number
JP4280934B2
JP4280934B2 JP2006167126A JP2006167126A JP4280934B2 JP 4280934 B2 JP4280934 B2 JP 4280934B2 JP 2006167126 A JP2006167126 A JP 2006167126A JP 2006167126 A JP2006167126 A JP 2006167126A JP 4280934 B2 JP4280934 B2 JP 4280934B2
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Japan
Prior art keywords
additive
air
exhaust
internal combustion
intake system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2006167126A
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English (en)
Japanese (ja)
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JP2007332901A (ja
Inventor
昭和 小島
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Denso Corp
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Denso Corp
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Filing date
Publication date
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Priority to JP2006167126A priority Critical patent/JP4280934B2/ja
Priority to US11/797,959 priority patent/US20070289289A1/en
Priority to FR0755673A priority patent/FR2902456B1/fr
Priority to DE102007000333.3A priority patent/DE102007000333B4/de
Publication of JP2007332901A publication Critical patent/JP2007332901A/ja
Application granted granted Critical
Publication of JP4280934B2 publication Critical patent/JP4280934B2/ja
Expired - Fee Related legal-status Critical Current
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    • 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
    • F02B37/16—Control of the pumps by bypassing charging air
    • F02B37/164—Control of the pumps by bypassing charging air the bypassed air being used in an auxiliary apparatus, e.g. in an air turbine
    • 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
    • F01N3/02—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
    • F01N3/033—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 in combination with other devices
    • F01N3/035—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 in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
    • 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
    • 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
    • F01N3/0821—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with particulate filters
    • 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
    • F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
    • F01N3/106—Auxiliary oxidation catalysts
    • 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
    • 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
    • F02B37/16—Control of the pumps by bypassing charging air
    • 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
    • F01N2610/03—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
    • F01N2610/08—Adding substances to exhaust gases with prior mixing of the substances with a gas, e.g. air
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
JP2006167126A 2006-06-16 2006-06-16 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 Expired - Fee Related JP4280934B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2006167126A JP4280934B2 (ja) 2006-06-16 2006-06-16 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
US11/797,959 US20070289289A1 (en) 2006-06-16 2007-05-09 Exhaust emission purifier with additive feeder unit and pressurized air introducer unit
FR0755673A FR2902456B1 (fr) 2006-06-16 2007-06-12 Epurateur d'emissions d'echappement avec unite d'alimentation en additif et unite d'introduction d'air sous pression.
DE102007000333.3A DE102007000333B4 (de) 2006-06-16 2007-06-14 Abgasemissionsreinigungsvorrichtung, Zusatzmittelzufuhrvorrichtung und Abgasreinigungssystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006167126A JP4280934B2 (ja) 2006-06-16 2006-06-16 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

Publications (2)

Publication Number Publication Date
JP2007332901A JP2007332901A (ja) 2007-12-27
JP4280934B2 true JP4280934B2 (ja) 2009-06-17

Family

ID=38690378

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006167126A Expired - Fee Related JP4280934B2 (ja) 2006-06-16 2006-06-16 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

Country Status (4)

Country Link
US (1) US20070289289A1 (de)
JP (1) JP4280934B2 (de)
DE (1) DE102007000333B4 (de)
FR (1) FR2902456B1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008097139A1 (en) * 2007-02-05 2008-08-14 Volvo Lastvagnar Ab Exhaust purification system with a diesel particulate filter and a method of cleaning said filter
EP2112341B1 (de) * 2008-04-22 2018-07-11 Umicore AG & Co. KG Verfahren zum Reinigen des Abgases eines Dieselmotors
KR100966110B1 (ko) 2008-07-11 2010-06-28 자동차부품연구원 차량용 배기정화제어장치
JP5141473B2 (ja) * 2008-09-26 2013-02-13 いすゞ自動車株式会社 排気ガス浄化システム及び排気ガス浄化方法
DE102008049807A1 (de) * 2008-09-30 2010-04-01 Man Nutzfahrzeuge Ag Vorrichtung und Verfahren zur Eindüsung von Kraftstoff in den Abgasstrang einer Brennkraftmaschine, insbesondere zur Regeneration eines Partikelfilters
US9194272B2 (en) * 2008-12-02 2015-11-24 Caterpillar Inc. Power system
DE102008063488A1 (de) * 2008-12-17 2010-06-24 Emitec Gesellschaft Für Emissionstechnologie Mbh Verfahren und Vorrichtung zur tropfenförmigen Zugabe eines flüssigen Reduktionsmittels in eine Abgasleitung
DE102009027823A1 (de) 2009-07-20 2011-01-27 Robert Bosch Gmbh Vorrichtung zum Nachbehandeln von Abgasen einer Brennkraftmaschine
DE102009027824A1 (de) 2009-07-20 2011-01-27 Robert Bosch Gmbh Vorrichtung zum Nachbehandeln von Abgasen einer Brennkraftmaschine
US8250866B2 (en) * 2009-07-30 2012-08-28 Ford Global Technologies, Llc EGR extraction immediately downstream pre-turbo catalyst
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
SE536873C2 (sv) * 2010-06-21 2014-10-14 Scania Cv Ab HC-doseringssystem för avgasrening samt förfarande för kylning därav
DE102013002999A1 (de) * 2013-02-22 2014-08-28 Man Diesel & Turbo Se Brennkraftrnaschine
DE102015005051A1 (de) * 2015-04-21 2016-10-27 Man Diesel & Turbo Se System zur Eindüsung von Harnstoff in einen Abgasstrang
CH711661A1 (de) * 2015-10-15 2017-04-28 Liebherr Machines Bulle Sa Vorrichtung zur Abgasnachbehandlung.
CN107178404A (zh) * 2017-07-24 2017-09-19 深圳市贝斯特净化设备有限公司 尾气净化装置
CN109386349A (zh) * 2017-08-09 2019-02-26 北京福田康明斯发动机有限公司 内燃机用再生系统以及内燃机
JP2019199862A (ja) * 2018-05-18 2019-11-21 愛三工業株式会社 空気供給システム、吸排気システム及び吸排気システムの制御装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2199737C (en) * 1994-09-13 2000-04-11 Lothar Hofman Method and device for introducing a fluid into an exhaust-gas purificat ion system
JPH08200047A (ja) * 1995-01-25 1996-08-06 Nissan Diesel Motor Co Ltd エンジンの排気浄化装置
US5653101A (en) * 1995-06-19 1997-08-05 Caterpillar Inc. Method for treating an exhaust gas stream for the removal on NOx
DE19531028A1 (de) * 1995-08-23 1997-02-27 Siemens Ag Verfahren zur Abgasreinigung und Abgas-Reinigungseinrichtung für einen Verbrennungsmotor
JP3565035B2 (ja) * 1998-07-10 2004-09-15 三菱ふそうトラック・バス株式会社 燃焼排ガス用ＮＯｘ還元システム
US6167698B1 (en) * 1999-12-21 2001-01-02 Ford Motor Company Exhaust gas purification system for a lean burn engine
DE20119514U1 (de) * 2001-12-03 2002-02-28 PUREM Abgassysteme GmbH & Co. KG, 58706 Menden Reduktionsmitteldosiereinrichtung
JP4163453B2 (ja) * 2002-06-04 2008-10-08 日野自動車株式会社 インジェクションパイプの組付構造
US6865881B2 (en) * 2002-11-18 2005-03-15 Diesel & Combustion Technologies, Llc System and method for reducing nitrogen oxides in combustion exhaust streams
JP4107137B2 (ja) * 2003-04-04 2008-06-25 トヨタ自動車株式会社 内燃機関の排気浄化装置
KR100787484B1 (ko) * 2004-04-02 2007-12-21 가부시키가이샤 고마쓰 세이사쿠쇼 내연기관의 배기가스 정화장치

Also Published As

Publication number Publication date
US20070289289A1 (en) 2007-12-20
DE102007000333A1 (de) 2007-12-20
FR2902456B1 (fr) 2013-08-16
DE102007000333B4 (de) 2014-02-20
FR2902456A1 (fr) 2007-12-21
JP2007332901A (ja) 2007-12-27

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