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DE69423857D1 - Verfahren und Vorrichtung zur Reinigung von Abgas - Google Patents

Verfahren und Vorrichtung zur Reinigung von Abgas

Info

Publication number
DE69423857D1
DE69423857D1 DE69423857T DE69423857T DE69423857D1 DE 69423857 D1 DE69423857 D1 DE 69423857D1 DE 69423857 T DE69423857 T DE 69423857T DE 69423857 T DE69423857 T DE 69423857T DE 69423857 D1 DE69423857 D1 DE 69423857D1
Authority
DE
Germany
Prior art keywords
exhaust gas
cleaning exhaust
cleaning
gas
exhaust
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 - Lifetime
Application number
DE69423857T
Other languages
English (en)
Other versions
DE69423857T2 (de
Inventor
Tatsuro Miyazaki
Nobuyuki Tokubuchi
Mashaaki Arita
Masahiro Inoue
Kensei Fukuda
Shouji Kuroda
Shoichi Shimizu
Kazuhiko Noda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP31821793A external-priority patent/JP3395305B2/ja
Priority claimed from JP6084537A external-priority patent/JPH07293225A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69423857D1 publication Critical patent/DE69423857D1/de
Publication of DE69423857T2 publication Critical patent/DE69423857T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • 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
    • F01N3/027—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 electric or magnetic heating means
    • 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
    • F01N3/031—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 having means for by-passing filters, e.g. when clogged or during cold engine start
    • F01N3/032—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 having means for by-passing filters, e.g. when clogged or during cold engine start during filter regeneration only
    • 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
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • 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
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/06—Ceramic, e.g. monoliths
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
    • Y10S502/525—Perovskite
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/30—Exhaust treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (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 Treatment By Means Of Catalyst (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Catalysts (AREA)
DE69423857T 1993-12-17 1994-12-16 Verfahren und Vorrichtung zur Reinigung von Abgas Expired - Lifetime DE69423857T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31821793A JP3395305B2 (ja) 1993-08-12 1993-12-17 排ガス浄化触媒及びそれを用いた排ガスフィルタ及び排ガス浄化装置
JP6084537A JPH07293225A (ja) 1994-04-22 1994-04-22 排気ガス浄化方法及び排気ガス浄化装置

Publications (2)

Publication Number Publication Date
DE69423857D1 true DE69423857D1 (de) 2000-05-11
DE69423857T2 DE69423857T2 (de) 2000-11-09

Family

ID=26425564

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423857T Expired - Lifetime DE69423857T2 (de) 1993-12-17 1994-12-16 Verfahren und Vorrichtung zur Reinigung von Abgas

Country Status (3)

Country Link
US (1) US6245306B1 (de)
EP (1) EP0658369B1 (de)
DE (1) DE69423857T2 (de)

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FR2774422B1 (fr) * 1998-02-02 2000-04-21 Peugeot Systeme d'aide a la regeneration d'un filtre a particules integre dans une ligne d'echappement d'un moteur diesel notamment de vehicule automobile
US6013599A (en) * 1998-07-15 2000-01-11 Redem Corporation Self-regenerating diesel exhaust particulate filter and material
JP3700056B2 (ja) * 2000-02-16 2005-09-28 トヨタ自動車株式会社 排気ガス浄化方法
BR0114205A (pt) * 2000-09-29 2003-10-07 Omg Ag & Co Kg Filtro de fuligem catalìtico e seu uso no tratamento de gases de descarga pobres
US6813884B2 (en) 2002-01-29 2004-11-09 Ford Global Technologies, Llc Method of treating diesel exhaust gases
DE10223148A1 (de) * 2002-05-16 2003-11-27 Ego Elektro Geraetebau Gmbh Partikelfilter mit einer elektrischen Heizung
US6948486B2 (en) * 2002-06-28 2005-09-27 Fleetguard, Inc. System and method for derating an engine to encourage servicing of a vehicle
US6651638B1 (en) 2002-06-28 2003-11-25 Cummins Engine Company, Inc. System and method for derating an engine to encourage servicing of a vehicle
DE10361472A1 (de) * 2003-12-23 2005-07-28 Mann + Hummel Gmbh Keramischer Membranfilter zur Filtration von Flüssigkeiten
WO2006044268A1 (en) * 2004-10-13 2006-04-27 Dow Global Technologies Inc. Catalysed diesel soot filter and process for its use
CA2583778A1 (en) * 2004-10-14 2006-04-27 Catalytic Solutions, Inc. Platinum group metal-free catalysts for reducing the ignition temperature of particulates on a diesel particulate filter
US7797931B2 (en) 2006-03-20 2010-09-21 Ford Global Technologies, Llc Catalyst composition for diesel particulate filter
US7771669B2 (en) 2006-03-20 2010-08-10 Ford Global Technologies, Llc Soot oxidation catalyst and method of making
EP2045009A4 (de) * 2006-07-05 2012-12-05 Cataler Corp Katalysator zur reinigung von abgas und herstellungsverfahren dafür
US20080104948A1 (en) * 2006-10-31 2008-05-08 David Joseph Kapparos Method of regenerating a particulate filter
US7958723B2 (en) * 2007-05-15 2011-06-14 GM Global Technology Operations LLC Electrically heated particulate filter propagation support methods and systems
US8484953B2 (en) * 2007-06-15 2013-07-16 GM Global Technology Operations LLC Electrically heated particulate filter using catalyst striping
JP5308083B2 (ja) * 2008-02-29 2013-10-09 三菱重工業株式会社 排ガス処理触媒の再生方法及びこの方法を使用した排ガス処理触媒
US8061128B2 (en) * 2008-05-15 2011-11-22 Ford Global Technologies, Llc Diesel particulate filter overstress mitigation
DE102009008144A1 (de) * 2009-02-09 2010-08-19 Nano-X Gmbh Verfahren zur Herstellung von Alkali- und Erdalkalilegierungen und Verwendung der Alkali- und Erdalkalilegierungen
CN102713182B (zh) * 2010-01-14 2014-04-09 丰田自动车株式会社 催化剂温度控制装置
US9303544B2 (en) * 2012-01-18 2016-04-05 GM Global Technology Operations LLC Method of detecting a thermal event in an exhaust system based on temperature gradients and exhaust system configured for same
CN104138754B (zh) * 2014-06-09 2018-07-13 西南石油大学 净化柴油车尾气中可溶性有机物的催化剂及其制备方法
JP6828706B2 (ja) * 2018-03-22 2021-02-10 トヨタ自動車株式会社 内燃機関の排気浄化システム
DE102019112910A1 (de) * 2019-05-16 2020-11-19 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Abgasanlage für eine Brennkraftmaschine
GB202002983D0 (en) * 2020-03-02 2020-04-15 Diesekt3 Ltd Components and assemblies for treating exhaust emissions
CN112044235A (zh) * 2020-08-07 2020-12-08 潘兆声 一种基于voc废气治理技术用环保型废气净化机构

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Also Published As

Publication number Publication date
EP0658369B1 (de) 2000-04-05
DE69423857T2 (de) 2000-11-09
EP0658369A2 (de) 1995-06-21
EP0658369A3 (de) 1995-11-02
US6245306B1 (en) 2001-06-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP