DE657631T1 - Dieselpartikelfilter. - Google Patents

Dieselpartikelfilter.

Info

Publication number
DE657631T1
DE657631T1 DE0657631T DE94308550T DE657631T1 DE 657631 T1 DE657631 T1 DE 657631T1 DE 0657631 T DE0657631 T DE 0657631T DE 94308550 T DE94308550 T DE 94308550T DE 657631 T1 DE657631 T1 DE 657631T1
Authority
DE
Germany
Prior art keywords
heating wire
diesel particulate
particulate filter
filter
shaped heating
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.)
Pending
Application number
DE0657631T
Other languages
English (en)
Inventor
Hideo Kawamura
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.)
Isuzu Ceramics Research Institute Co Ltd
Original Assignee
Isuzu Ceramics Research Institute 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 Isuzu Ceramics Research Institute Co Ltd filed Critical Isuzu Ceramics Research Institute Co Ltd
Publication of DE657631T1 publication Critical patent/DE657631T1/de
Pending legal-status Critical Current

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
    • F01N3/027—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2068—Other inorganic materials, e.g. ceramics
    • B01D39/2082—Other inorganic materials, e.g. ceramics the material being filamentary or fibrous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2068—Other inorganic materials, e.g. ceramics
    • B01D39/2082—Other inorganic materials, e.g. ceramics the material being filamentary or fibrous
    • B01D39/2086—Other inorganic materials, e.g. ceramics the material being filamentary or fibrous sintered or bonded by inorganic agents
    • 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
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • 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
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/50—Means for discharging electrostatic potential
    • 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
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • 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
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/80—Chemical processes for the removal of the retained particles, e.g. by burning
    • B01D46/84—Chemical processes for the removal of the retained particles, e.g. by burning by heating 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
    • F01N3/02—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
    • 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
    • F01N3/0226—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 fibrous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
    • B01D2279/30—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for treatment of exhaust gases from IC Engines
    • 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
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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
    • Y10S55/10—Residue burned
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas After Treatment (AREA)

Claims (9)

ANSPRÜCHE
1. Diesel-Teilchenfilter mit einem Filterkörper, der in einer Abgasanlage in einem Dieselmotor angeordnet und geeignet ist, in einem durch dieselbe strömenden Abgas enthaltene Teilchen zu sammeln, und mit einem Heizdraht (4) zum Aufheizen und Verbrennen der durch den Filterkörper gesammelten Teilchen,
dadurch gekennzeichnet, daß der Filterkörper eine
zusammengesetzte Filterplatte (1) aufweist, die aus dünnen Filterplatten (2) aus einem keramischen Faserraaterial und Metallnetzen (3) besteht, die auf die Außenflachen der dünnen Filterplatten (2) aufgebracht sind, wobei der Heizdraht (4) aus einem gitterförmigen Heizdraht (4) besteht, der in einem entgegengesetzten Zustand bezüglich der dünnen Filterplatten (2) angeordnet ist und einen den Strom selbststeuernde Wirkung zum Steuern der Größe eines elektrischen Stromes entsprechend einer Temperatur besitzt.
2. Diesel-Teilchenfilter nach Anspruch 1, bei welchem die zusammengesetzte Filterplatte (1) in Folge zu einem faltenbalgartigen Aufbau gebogen ist.
Postbank Karlsruhe 76979-754 · Deutsche Bank AG Villingen (BLZ 69470039) 146332
VAT. No. DE 142989261
3. Diesel-Teilchenfilter nach Anspruch"1, bei welchem der gitterförmige Heizdraht (4) zwischen einem Paar von benachbarten dünnen Filterplatten (2) gehalten ist.
4. Diesel-Teilchenfilter nach Anspruch 1, bei welchem der gitterartige Heizdraht (4) seitliche, parallel zueinander zwischen einem Paar von Anschlüssen (5) verlaufende Metalldrähte (6) sowie die seitlichen Metalldrähte (6) überschneidende parallel verlaufende Längs-Metalldrähte (7) aufweist, wobei die seitlichen und Längs-Metalldrähte (6/7) an ihren Schnittstellen (12) miteinander verbunden sind.
5. Diesel-Teilchenfilter nach Anspruch 1, bei welchem der " gitterförmige Heizdraht (4) auf denjenigen Oberflächen der dünnen Filterplatten (2) vorgesehen ist, die sich auf der Zuströmseite der dünnen Filterplatten (2) in einer Strömung eines Abgases befinden.
6. Diesel-Teilchenfilter nach Anspruch 1, bei welchem der gitterförmige Heizdraht (4) aus einem Material mit einem hohen Widerstandstemperaturkoeffizienten hergestellt ist, welches Ni als Hauptkomponente enthält und in der Lage ist, die Größe eines elektrischen Stromes in einem Hochtemperaturbereich zu verringern und eine größere Menge von elektrischem Strom in einem Niedertemperaturbereich zuzuführen.
7. Diesel-Teilchenfilter nach Anspruch l, bei welchem der gitterförmige Heizdraht (4) zwischen zwei parallel angeordneten Anschlüssen (5,5) angeschlossen ist, wobei die Größe eines dem gitterförmigen Heizdraht (4) zugeführten elektrischen Stromes in Abhängigkeit von der
Menge der auf der zusammengesetzten Filterplatte (1) gesammelten Teilchen gesteuert wird.
8. Diesel-Teilchenfilter nach Anspruch 1, bei welchem die Außenflächen des gitterförmigen Heizdrahtes (4) und der Metallnetze (3) mit einem keramischen Material mit hoher Wärmebeständigkeit und hoher Oxidationsbeständigkeit beschichtet sind.
9. Diesel-Teilchenfilter nach Anspruch 1, bei welchem ein Schalter (9) zum Ein- und Ausschalten des dem Heizdraht (4) zugeführten elektrischen Stromes vorgesehen ist, wobei das Teilchenfilter eine Steuereinrichtung (10) zum Steuern des Ein- und Ausschaltens des Schalters (9) in Abhängigkeit von der durch die zusammengesetzte Filterplatte (1) gesammelten Teilchenmenge aufweist.
DE0657631T 1993-12-09 1994-11-18 Dieselpartikelfilter. Pending DE657631T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5340355A JP2707049B2 (ja) 1993-12-09 1993-12-09 ディーゼルパティキュレートフィルタ

Publications (1)

Publication Number Publication Date
DE657631T1 true DE657631T1 (de) 1996-05-02

Family

ID=18336148

Family Applications (2)

Application Number Title Priority Date Filing Date
DE0657631T Pending DE657631T1 (de) 1993-12-09 1994-11-18 Dieselpartikelfilter.
DE69406400T Expired - Fee Related DE69406400T2 (de) 1993-12-09 1994-11-18 Dieselpartikelfilter

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69406400T Expired - Fee Related DE69406400T2 (de) 1993-12-09 1994-11-18 Dieselpartikelfilter

Country Status (4)

Country Link
US (1) US5780811A (de)
EP (1) EP0657631B1 (de)
JP (1) JP2707049B2 (de)
DE (2) DE657631T1 (de)

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US6242712B1 (en) * 1999-05-11 2001-06-05 Phillips & Temro Industries Inc. Air heater with perforated resistance element
DE19929911C2 (de) * 1999-06-29 2001-06-13 Alfred Ernst Buck Einrichtung zur Abgasbehandlung
JP3921927B2 (ja) * 2000-07-25 2007-05-30 いすゞ自動車株式会社 デイーゼル機関の排気微粒子除去フイルタ
WO2002038245A1 (en) * 2000-11-13 2002-05-16 N.V. Bekaert S.A. Electrical contact system
SE522599C2 (sv) * 2001-10-02 2004-02-24 Absolent Ab Filterenhet med flera filterelement
DE10156696A1 (de) 2001-11-17 2003-06-05 Wirth Gabriele Reinigungsgerät
US6918941B2 (en) * 2002-08-05 2005-07-19 Battelle Energy Alliance, Llc Cermet materials, self-cleaning cermet filters, apparatus and systems employing same
US7022647B2 (en) * 2002-08-05 2006-04-04 Battelle Energy Alliance, Llc Methods of fabricating cermet materials and methods of utilizing same
US7468089B2 (en) * 2002-11-04 2008-12-23 Battelle Energy Alliance, Llc Cermet materials
US6865883B2 (en) 2002-12-12 2005-03-15 Detroit Diesel Corporation System and method for regenerating exhaust system filtering and catalyst components
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DE10321955A1 (de) * 2003-05-15 2004-12-02 BSH Bosch und Siemens Hausgeräte GmbH Keramikfilter und Reinigungsgerät, insbesondere Staubsauger
US8549846B2 (en) * 2006-03-24 2013-10-08 GM Global Technology Operations LLC Diesel particulate filter regeneration via resistive surface heating
US8388741B2 (en) 2007-08-14 2013-03-05 GM Global Technology Operations LLC Electrically heated particulate filter with reduced stress
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EP2588721B1 (de) * 2010-07-01 2016-10-19 Rypos, Inc. Integrierter diesel-partikelfilter
CN102720571B (zh) * 2012-07-11 2017-04-12 中国第一汽车股份有限公司 嵌片式尾气后处理用金属载体单元的制备方法
JP6766358B2 (ja) * 2015-01-20 2020-10-14 いすゞ自動車株式会社 センサ
WO2017011986A1 (zh) * 2015-07-20 2017-01-26 赵兵 一种空气过滤装置
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IT201800009700A1 (it) * 2018-10-23 2020-04-23 Bmc Srl Veicolo dotato in aspirazione di un filtro aria riscaldabile e corrispondente filtro aria riscaldabile
US11465092B2 (en) * 2019-09-23 2022-10-11 The Boeing Company Particulate filter and methods for removing particulates from a particulate filter
US11465091B2 (en) 2019-09-23 2022-10-11 The Boeing Company Particulate filter and methods for removing particulates from a particulate filter

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Also Published As

Publication number Publication date
JP2707049B2 (ja) 1998-01-28
US5780811A (en) 1998-07-14
DE69406400T2 (de) 1998-03-19
DE69406400D1 (de) 1997-11-27
EP0657631B1 (de) 1997-10-22
JPH07158421A (ja) 1995-06-20
EP0657631A1 (de) 1995-06-14

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