KR890009455A - 배기시스템용 촉매컨버터 및 그의 입자 필터 - Google Patents

배기시스템용 촉매컨버터 및 그의 입자 필터 Download PDF

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KR890009455A
KR890009455A KR1019880016157A KR880016157A KR890009455A KR 890009455 A KR890009455 A KR 890009455A KR 1019880016157 A KR1019880016157 A KR 1019880016157A KR 880016157 A KR880016157 A KR 880016157A KR 890009455 A KR890009455 A KR 890009455A
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metal
catalytic converter
mounting means
flexible mounting
elastic reinforcing
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KR1019880016157A
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KR970001438B1 (ko
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폴 메리 리차드
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도날드 밀러 셀
미네소타 마이닝 앤드 매뉴팩추어링 컴패니
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    • 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]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific device
    • 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1888—Construction facilitating manufacture, assembly, or disassembly the housing of the assembly consisting of two or more parts, e.g. two half-shells
    • 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
    • F01N3/0211—Arrangements for mounting filtering elements in housing, e.g. with means for compensating thermal expansion or vibration
    • 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
    • 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
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2853—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing
    • F01N3/2857—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing the mats or gaskets being at least partially made of intumescent material, e.g. unexpanded vermiculite
    • 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
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2853—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing
    • F01N3/2864—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing the mats or gaskets comprising two or more insulation layers
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/50—Flexible or elastic materials
    • 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
    • F01N2310/00—Selection of sound absorbing or insulating material
    • F01N2310/02—Mineral wool, e.g. glass wool, rock wool, asbestos or the like
    • 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
    • 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
    • F01N2350/00—Arrangements for fitting catalyst support or particle filter element in the housing
    • F01N2350/02—Fitting ceramic monoliths in a metallic housing
    • F01N2350/04—Fitting ceramic monoliths in a metallic housing with means compensating thermal expansion
    • 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
    • F01N2350/00—Arrangements for fitting catalyst support or particle filter element in the housing
    • F01N2350/02—Fitting ceramic monoliths in a metallic housing
    • F01N2350/06—Fitting ceramic monoliths in a metallic housing with means preventing gas flow by-pass or leakage
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/10—Tubes having non-circular cross section
    • 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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Toxicology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Filtering Materials (AREA)

Abstract

내용 없음

Description

배기시스템용 촉매컨버터 및 그의 입자 필터
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는 분해된 상태를 도시한 본 발명에 따른 촉매 컨버터의 사시도,
제 2도는 제 1도의 촉매 컨버터의 개략도,
제 3도는 휨가능하고, 금속으로 보강된 부풀은 장착합성체의 개략 단면도,
제 4도는 본 발명의 금속보강 장착 합성제 및 종래의 장착매트에 대해 세라믹 단일체가 적용된 압력(체적 응력)을 비교도시하는 그래프.

Claims (14)

  1. 금속케이싱(12), 그 케이싱(12)안에 배치된 세라믹 촉매요소(18), 촉매요소(18)와 금속케이싱(12)사이에 그 촉매요소(18)를 위치시키고 기계 및 열충격을 흡수하기 위해 배치된 가요성 장착수단(20)으로 구성되고, 상기 가요성 장착수단(20)은 탄성 보강재료(22)에 대하여 성형된 불림재료(21)의 합성체로 구성되고, 상기 합성체는 -40℃ -750℃를 통해 20Kpa이상에서 500Kpa이하의 체적계수를 구비하는 것을 특징으로 하는 배기시스템용 촉매컨버터.
  2. 제 1 항에 있어서, 상기 가요성 장착수단(20)은 비팽창된 흑운모의 40-65중량% 무기섬류재료의 25-50중량%, 및 접합체의 5-15%로 구성되는 것을 특징으로 하는 배기시스템용 촉매컨버터.
  3. 제 2 항에 있어서, 상기 흑운모는 암모늄 화합물로 이온교화되는 것을 특징으로 하는 배기시스텀용 촉매컨버터.
  4. 제 2 항에 있어서, 상기 무기 섬류 재료(21)는 석면, 연질 유리섬유, 알루미나 위스커, 알루미나-실리카섬유 또는 지르코니아-실리카 섬유인 것을 특징으로 하는 배기시스템용 촉매컨버터.
  5. 제 2 항에 있어서, 상기 접착제는 유기 또는 무기재료나 그의 조합물인 것을 특징으로 하는 촉매컨버터.
  6. 제 1 항에 있어서, 상기 탄성 보강재료(22)는 금속판, 금속천 금속스크린 또는 금속메쉬인 것을 특징으로 하는 배기시스템용 촉매컨버터.
  7. 제 6 항에 있어서, 상기 탄성 보강재료(22)는 스텐레스강, 인코넬강, 아연 도금강, 금속합금 또는 이들의 조합물로 부터 선택되는 것을 특징으로 하는 배기시스템용 촉매컨버터.
  8. 금속케이싱(12), 그 케이싱내에 배치된 단일고형 세라믹 촉매요소(18), 세라믹 촉매요소(18)를 위치시키고 기계 및 열충격을 흡수하기 위해 세라믹 촉매요소(18)와 금속케이싱(12)사이에 배치된 가요성 장착수단(20)으로 구성되고, 상기 가요성 장착수단(20)은 상기 탄성 보강재료(22)에 대해 형성된 불림재료(21)의 합성체로 구성되고, 상기 합성체는 -40℃ -750℃의 온도를 통해 20Kpa 이상에 500Kpa 이하의 체적계수를 갖는 것을 특징으로 하는 디젤 입자 필터.
  9. 제 8 항에 있어서, 상기 가요성 장착수단(20)은 비팽창된 흑운모의 40-60중량%, 무기섬유재료의 25-50중량%, 및 접합제의 5-15%로 구성되는 것을 특징으로 하는 디젤 입자 필터.
  10. 제 9 항에 있어서, 상기 흑운모는 암모늄 화합물과 이온교환되는 것을 특징으로 하는 디젤 입자 필터.
  11. 제 9 항에 있어서, 상기 가요성 장착수단(20)은 석면, 연질 유리섬유, 알루미나 위스커, 알루미나-실리카섬유 또는 지르코니아-실리카 섬유로 이루어진 것을 특징으로 하는 디젤 입자 필터.
  12. 제 9 항에 있어서, 상기 접합제는 유기, 무기재료 또는 그의 조합물인 것을 특징으로 하는 디젤 입자 필터.
  13. 제 8 항에 있어서, 상기 탄성 보강재료(22)는 금속판, 금속천, 금속스크린 또는 금속메쉬인 것을 특징으로 하는 디젤 입자 필터.
  14. 제13항에 있어서, 상기 탄성 보강재료(22)는 스텐레스강, 인코넬강, 아연도금강, 금속합금 또는 이들의 조합물로 부터 선택되는 것을 특징으로 하는 디젤 입자 필터.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880016157A 1987-12-04 1988-12-03 배기 시스템용 촉매 컨버터 및 미립자 필터 KR970001438B1 (ko)

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Application Number Priority Date Filing Date Title
US12879287A 1987-12-04 1987-12-04
US128,792 1987-12-04

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KR890009455A true KR890009455A (ko) 1989-08-02
KR970001438B1 KR970001438B1 (ko) 1997-02-06

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EP (1) EP0319299B1 (ko)
JP (1) JPH01190910A (ko)
KR (1) KR970001438B1 (ko)
AU (1) AU610279B2 (ko)
CA (1) CA1310275C (ko)
DE (1) DE3872186T2 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100371202B1 (ko) * 2000-11-27 2003-02-06 현대자동차주식회사 촉매지지부재
KR100488690B1 (ko) * 2002-03-06 2005-05-11 현대자동차주식회사 차량의 배기가스 저감용 플라즈마 반응기의 구조

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5008086A (en) * 1988-10-28 1991-04-16 Minnesota Mining And Manufacturing Company Erosion resistant mounting composite for catalytic converter
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JPH01190910A (ja) 1989-08-01
AU2514588A (en) 1989-06-08
KR970001438B1 (ko) 1997-02-06
DE3872186T2 (de) 1993-01-14
EP0319299B1 (en) 1992-06-17
DE3872186D1 (ko) 1992-07-23
AU610279B2 (en) 1991-05-16

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