KR900004383A - 재생가능한 디이젤 미립자 트랩 - Google Patents

재생가능한 디이젤 미립자 트랩 Download PDF

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Publication number
KR900004383A
KR900004383A KR1019890012840A KR890012840A KR900004383A KR 900004383 A KR900004383 A KR 900004383A KR 1019890012840 A KR1019890012840 A KR 1019890012840A KR 890012840 A KR890012840 A KR 890012840A KR 900004383 A KR900004383 A KR 900004383A
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particulate trap
ceramic fiber
silica
diesel particulate
alumina
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KR1019890012840A
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English (en)
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해롤드 로쉬 미첼
코넬리스 베거 헨리
듀안 죤슨 도날드
리 브룸 리챠드
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도날드 밀러 셀
미네소타 마이닝 앤드 매뉴팩츄어링 컴패니
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Publication of KR900004383A publication Critical patent/KR900004383A/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/086—Filter cloth, i.e. woven, knitted or interlaced material of inorganic 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
    • 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
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material 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
    • 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
    • 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
    • F01N3/0212—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 with one or more perforated tubes surrounded by filtering material, e.g. filter candles
    • 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
    • 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
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0613—Woven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0654—Support layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/069—Special geometry of layers
    • B01D2239/0695—Wound layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/10—Multiple layers
    • 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

Abstract

내용 없음

Description

재생가능한 디이젤 미립자 트랩
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 연속하는 층이 제거된 본 발명의 전기적으로 재생가능한 다이젤 미립자 트랩의 정면도.
제2도는 적어도 하나의 전기적으로 재생가능한 본 발명 디이젤 미립자 트랩을 함유하는 내부 연소 엔진용 배기 시스템의 개략도.

Claims (12)

  1. 전기적으로 재생가능한 미립자 트랩에 있어서, 가스침투 가능 지지대(11) 및 교대로 충진 복수의 세라믹 파이버 필터물질(12, 14, 16, 18, 20) 및 전기 히이터 소자(13, 15, 17, 19)로 이루어지고, 상기 필터물질(12, 14, 16, 18, 20)은 상기 히이터 소자(13, 15, 17, 19)와 함께 크기를 변할수 있는 개구공간을 형성하고, 이 공간을 배기가스가 통과하도록 하는 침투가능 지지대(11)에서 방사방향으로 상기 공간이 뻗어서, 상기 배기가스내의 미립자는 히이터 소자(13, 15, 17, 19)부분에 인접해서 수집되어, 상기 히이터 소자(13, 15, 17, 19)에 전기 에너지를 적용할 때 기화되는 것을 특징으로 하는 재생 가능한 디이젤 미립자 트랩.
  2. 제1항에 있어서, 상기 가스침투 가능 지지대(11)에 인접한 상기 필터층(12)은 1.5 L/M/㎠이하의 균일한 가스침투성을 가지는 세라믹 파이버 직물로 짜여지며, 상기 직물은 약 1150℃의 온도에서 길어진 기간동안 그 보전을 유지할 수 있고, 7.5배 정도의 확대된 야안 사이에 존재하고 눈으로 볼수 없는 공간 또는 개구를 가지는 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  3. 제2항에 있어서, 상기 세라믹 파이버는 연속 용착된 실리카, 여과된 파이버 그래스, 알루미나-실리카, 지르코니아-실리카, 알루미나-크로미나-메틸(IV)옥사이드, 티타니아, 그라파이트, 실리콘 카아바이드 및 알루미나-보리아-실리카 파이버로 구성된 기에서 선택되는 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  4. 제2항에 있어서, 상기 세라믹 파이버는 알루미나-보리아-실리카 세라믹 파이버인 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  5. 제2항에 있어서, 상기 세라믹 파이버는 알루미나-실리카인 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  6. 제1항에 있어서, 가스침투 가능 지지대(11)는 스테인레스 스틸 튜브, 스에인레스 스틸 와이어 제직 피복 또는 스테인레스 스틸 결합 와이어 매쉬에서 선택되는 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  7. 제1항에 있어서, 충진 세라믹 파이버 필터물질(12, 14, 16, 18, 20)은 연속 용착실리카, 여과된 파이버 그래스, 알루미나 실리카, 지르코니아-실리카, 알루미나-크로미아-메탈(IV)옥사이드, 티타니아, 그라파이트, 실리콘 카아바이드 및 알루미나-보리아-실리카 파이버로 구성된 기에서 선택되는 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  8. 제7항에 있어서, 상기 세라믹 파이버는 알루미나-보리아-실리카 파이버인 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  9. 제1항에 있어서, 상기 충진 세라믹 파이버 필터물질(12, 14, 16, 18, 20) 및 전기 히이터 소재는 다이아몬드 형상개구를 형성하여, 미립자가 히이터 소자(13, 15, 17, 19)부에 인접해서 수집되는 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  10. 제1항에 있어서, 전기 히이터 소자(13, 15, 17, 19)는 내전기성 금속 외이어인 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  11. 제1항에 있어서, 상기 세라믹 파이버 필터물질(12, 14, 16, 18, 20)는 상기 침투가능 지지대(11) 또는 상기 히이터 소자(13, 15, 17, 19)상에 직접 세라믹 가닥을 꼬거나 권치함에 의해 형성되는 것을 특징으로 하는 재생가능한 디이젤 미립자 트랩.
  12. 내부 연소 엔진용으로, 배기가스를 전기적으로 재생가능한 크리닝 장치(10)에 있어서, 상기 엔진에서의 배기가스를 수용하는 유입구(33) 및 유출구(34)를 포함하는 캐니스터(32)와, 교대로 충진 복수의 세라믹 파이버 필터물질(12, 14, 16, 18, 20) 과 전기 히이터 소자(13, 15, 17, 19)를 포함하고, , 상기 필터물질(12, 14, 16, 18, 20)이 상기 배기가스로쿠터 미립자를 효과적으로 제거하는, 상기 캐니스터(32)내의 적어도 하나의 필터소자(10)와, 상기 유입구(33)에서, 상기 필터소자(10)를 통해 상기 유출구(34)로 상기 배기가스를 향하게 하는 상기 캐니스터(32)내의 수단과, 상기 배기가스 미립자를 태우도록 상기 히이터 소자(13, 15, 17, 19)를 전기적으로 에너지화하는 상기 캐니스터(32)를 통해 뻗은 수단으로 이루어진 것을 특징으로 하는 전기적으로 재생가능한 크리닝 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890012840A 1988-09-08 1989-09-06 재생가능한 디이젤 미립자 트랩 KR900004383A (ko)

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US24206188A 1988-09-08 1988-09-08
US242061 1988-09-08

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EP (1) EP0358522A3 (ko)
JP (1) JPH02256812A (ko)
KR (1) KR900004383A (ko)
AU (1) AU3993489A (ko)
BR (1) BR8904494A (ko)
ZA (1) ZA896084B (ko)

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DE3007642C2 (de) * 1980-02-29 1985-01-31 Daimler-Benz Ag, 7000 Stuttgart Rußfilter im Abgasstrom einer Brennkraftmaschine
US4543113A (en) * 1984-08-10 1985-09-24 Minnesota Mining And Manufacturing Company Uniform minimum-permeability woven fabric, filter, and process therefor
DE3622623A1 (de) * 1986-07-05 1988-01-14 Man Nutzfahrzeuge Gmbh Verfahren und vorrichtung zum beseitigen von in einem abgasfilter einer brennkraftmaschine abgeschiedenem russ
DE8700787U1 (ko) * 1987-01-17 1987-10-22 Guertler, Johann, 6074 Roedermark, De

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EP0358522A3 (en) 1991-06-26
AU3993489A (en) 1990-03-15
EP0358522A2 (en) 1990-03-14
ZA896084B (en) 1991-04-24
JPH02256812A (ja) 1990-10-17
BR8904494A (pt) 1990-04-24

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