ATE540203T1 - Appareil de purification de gaz d'echappement et procede de purification de gaz d'echappement - Google Patents

Appareil de purification de gaz d'echappement et procede de purification de gaz d'echappement

Info

Publication number
ATE540203T1
ATE540203T1 AT10156473T AT10156473T ATE540203T1 AT E540203 T1 ATE540203 T1 AT E540203T1 AT 10156473 T AT10156473 T AT 10156473T AT 10156473 T AT10156473 T AT 10156473T AT E540203 T1 ATE540203 T1 AT E540203T1
Authority
AT
Austria
Prior art keywords
face
cell
echappement
gaz
purification
Prior art date
Application number
AT10156473T
Other languages
English (en)
Inventor
Kazutake Ogyu
Kenichi Makino
Original Assignee
Ibiden 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
Application filed by Ibiden Co Ltd filed Critical Ibiden Co Ltd
Application granted granted Critical
Publication of ATE540203T1 publication Critical patent/ATE540203T1/de

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
    • F01N3/022—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F01N3/0222—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/247—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure of the cells
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2474—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure of the walls along the length of the honeycomb
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2476—Monolithic structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2478—Structures comprising honeycomb segments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2482—Thickness, height, width, length or diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2484—Cell density, area or aspect ratio
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2486—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure characterised by the shapes or configurations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2486—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure characterised by the shapes or configurations
    • B01D46/249—Quadrangular e.g. square or diamond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2486—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure characterised by the shapes or configurations
    • B01D46/2494—Octagonal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42—Platinum
    • B01J35/56—
    • 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
    • F01N2330/30—Honeycomb supports characterised by their structural details
    • F01N2330/34—Honeycomb supports characterised by their structural details with flow channels of polygonal cross section
    • 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
    • F01N2330/30—Honeycomb supports characterised by their structural details
    • F01N2330/48—Honeycomb supports characterised by their structural details characterised by the number of flow passages, e.g. cell density
    • 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
    • F01N2330/60—Discontinuous, uneven properties of filter material, e.g. different material thickness along the longitudinal direction; Higher filter capacity upstream than downstream in same housing
    • 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
    • F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
    • 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

  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Materials (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
AT10156473T 2009-10-08 2010-03-15 Appareil de purification de gaz d'echappement et procede de purification de gaz d'echappement ATE540203T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/067566 WO2011042976A1 (ja) 2009-10-08 2009-10-08 排ガス浄化装置及び排ガス浄化方法

Publications (1)

Publication Number Publication Date
ATE540203T1 true ATE540203T1 (de) 2012-01-15

Family

ID=42110335

Family Applications (1)

Application Number Title Priority Date Filing Date
AT10156473T ATE540203T1 (de) 2009-10-08 2010-03-15 Appareil de purification de gaz d'echappement et procede de purification de gaz d'echappement

Country Status (5)

Country Link
US (1) US8057766B2 (de)
EP (1) EP2312133B1 (de)
CN (1) CN102470310B (de)
AT (1) ATE540203T1 (de)
WO (1) WO2011042976A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2925355B1 (fr) * 2007-12-20 2009-12-11 Saint Gobain Ct Recherches Structure de filtration d'un gaz a canaux hexagonaux concaves ou convexes.
EP2368619B1 (de) * 2010-03-26 2014-06-25 Imerys Keramische Wabenstrukturen
JP5955775B2 (ja) 2010-11-18 2016-07-20 日本碍子株式会社 熱伝導部材
US8511072B2 (en) * 2011-03-24 2013-08-20 Ut-Battelle, Llc Reclamation of potable water from mixed gas streams
EP2692407B1 (de) 2011-03-31 2020-05-27 NGK Insulators, Ltd. Versiegelte wabenstruktur
KR101588784B1 (ko) 2011-03-31 2016-01-27 현대자동차 주식회사 밀봉된 하니컴 구조체 및 배기 가스 정화 장치
EP2692408B1 (de) * 2011-03-31 2020-05-27 NGK Insulators, Ltd. Versiegelte wabenstruktur
JP5869887B2 (ja) * 2012-01-10 2016-02-24 日本碍子株式会社 ハニカムフィルタ
WO2013186923A1 (ja) 2012-06-15 2013-12-19 イビデン株式会社 ハニカムフィルタ
WO2013186922A1 (ja) 2012-06-15 2013-12-19 イビデン株式会社 ハニカムフィルタ
WO2014054159A1 (ja) * 2012-10-04 2014-04-10 イビデン株式会社 ハニカムフィルタ
JP6239306B2 (ja) * 2013-07-31 2017-11-29 イビデン株式会社 ハニカムフィルタ
JP6239307B2 (ja) 2013-07-31 2017-11-29 イビデン株式会社 ハニカムフィルタ
JP6239303B2 (ja) * 2013-07-31 2017-11-29 イビデン株式会社 ハニカムフィルタ
JP6239305B2 (ja) 2013-07-31 2017-11-29 イビデン株式会社 ハニカムフィルタ
JP6239304B2 (ja) * 2013-07-31 2017-11-29 イビデン株式会社 ハニカムフィルタ
CN104667636B (zh) * 2015-03-05 2016-08-24 北京绿洁美科技有限公司 一种高温环境使用的多孔合金过滤元件及其制备方法
EP3445472A2 (de) * 2016-04-22 2019-02-27 Corning Incorporated Wabenstrukturen mit rechteckigem ausgang, partikelfilter, strangpressmatrizen und verfahren zur herstellung davon
JP2018038941A (ja) * 2016-09-05 2018-03-15 株式会社デンソー 排ガス浄化フィルタ
JP6940787B2 (ja) * 2019-07-31 2021-09-29 株式会社デンソー 排ガス浄化フィルタ
KR20230106853A (ko) 2022-01-07 2023-07-14 한국기계연구원 금속섬유로 형성된 dpf를 갖는 선박용 디젤 엔진의 배기가스 여과 장치

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4417908A (en) * 1982-02-22 1983-11-29 Corning Glass Works Honeycomb filter and method of making it
JPS6161608A (ja) * 1984-08-31 1986-03-29 Nippon Denso Co Ltd 排気ガス微粒子捕集用フイルタ−
EP0205755B1 (de) * 1985-03-08 1989-06-07 Matsushita Electric Industrial Co., Ltd. Abgasfilter für Dieselmotoren
US6508852B1 (en) * 2000-10-13 2003-01-21 Corning Incorporated Honeycomb particulate filters
JP4222588B2 (ja) * 2000-11-24 2009-02-12 日本碍子株式会社 ハニカムフィルター及びその製造方法
US6544310B2 (en) * 2001-05-24 2003-04-08 Fleetguard, Inc. Exhaust aftertreatment filter with particulate distribution pattern
DE10130338A1 (de) * 2001-06-26 2003-04-24 Forschungszentrum Juelich Gmbh Dieselrussfilter mit einem feindispers verteiltem Dieselrusskatalysator
DE60233448D1 (de) * 2001-12-03 2009-10-01 Hitachi Metals Ltd Keramischer Wabenfilter
US7107763B2 (en) * 2002-03-29 2006-09-19 Hitachi Metals, Ltd. Ceramic honeycomb filter and exhaust gas-cleaning method
JPWO2004024294A1 (ja) 2002-09-13 2006-01-05 イビデン株式会社 フィルタ
DE602004006204T2 (de) * 2003-06-23 2008-01-10 Ibiden Co., Ltd., Ogaki Wabenstrukturkörper
DE602004005107T2 (de) * 2003-07-02 2007-06-28 Haldor Topsoe A/S Verfahren und Filter zur katalytischen Behandlung von Dieselabgasen
WO2005037406A1 (ja) * 2003-10-20 2005-04-28 Ibiden Co., Ltd. ハニカム構造体
JP4373177B2 (ja) * 2003-10-22 2009-11-25 日本碍子株式会社 ハニカム構造体、その製造方法及びキャニング構造体
JP4439236B2 (ja) * 2003-10-23 2010-03-24 イビデン株式会社 ハニカム構造体
EP1726795A4 (de) * 2004-02-23 2008-03-05 Ibiden Co Ltd Wabenstrukturkörper und abgasreinigungsvorrichtung
US7393377B2 (en) * 2004-02-26 2008-07-01 Ngk Insulators, Ltd. Honeycomb filter and exhaust gas treatment apparatus
DE102004024519A1 (de) * 2004-05-18 2005-12-15 Adam Opel Ag Minimierung von PAK-Emissionen bei der Regeneration von Partikelfiltern
US7722829B2 (en) * 2004-09-14 2010-05-25 Basf Catalysts Llc Pressure-balanced, catalyzed soot filter
WO2007010643A1 (ja) * 2005-07-21 2007-01-25 Ibiden Co., Ltd. ハニカム構造体及び排ガス浄化装置
CN101374590B (zh) * 2006-10-05 2011-12-21 揖斐电株式会社 蜂窝结构体
JP4851974B2 (ja) * 2007-03-26 2012-01-11 日本碍子株式会社 浄化装置
WO2008129671A1 (ja) * 2007-04-17 2008-10-30 Ibiden Co., Ltd. 触媒担持ハニカムおよびその製造方法
DE102008042372A1 (de) * 2007-09-26 2009-04-23 Denso Corporation, Kariya Abgasreinigungsfilter
JP2009178705A (ja) * 2008-02-01 2009-08-13 Ngk Insulators Ltd 目封止ハニカム構造体
JP2009243274A (ja) * 2008-03-28 2009-10-22 Mazda Motor Corp パティキュレートフィルタ

Also Published As

Publication number Publication date
EP2312133A1 (de) 2011-04-20
EP2312133B1 (de) 2012-01-04
CN102470310B (zh) 2014-07-23
WO2011042976A1 (ja) 2011-04-14
US8057766B2 (en) 2011-11-15
US20110085953A1 (en) 2011-04-14
CN102470310A (zh) 2012-05-23

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