KR100727182B1 - 초기배압 개선을 위한 채널볼륨 가변형디젤매연촉매여과필터 - Google Patents
초기배압 개선을 위한 채널볼륨 가변형디젤매연촉매여과필터 Download PDFInfo
- Publication number
- KR100727182B1 KR100727182B1 KR1020060066692A KR20060066692A KR100727182B1 KR 100727182 B1 KR100727182 B1 KR 100727182B1 KR 1020060066692 A KR1020060066692 A KR 1020060066692A KR 20060066692 A KR20060066692 A KR 20060066692A KR 100727182 B1 KR100727182 B1 KR 100727182B1
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- South Korea
- Prior art keywords
- channel
- filter
- outlet channel
- inlet channel
- back pressure
- Prior art date
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- Expired - Fee Related
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- 239000003054 catalyst Substances 0.000 title claims abstract description 22
- 238000001914 filtration Methods 0.000 title claims abstract description 12
- 239000004071 soot Substances 0.000 title abstract description 18
- 230000008929 regeneration Effects 0.000 claims abstract description 15
- 238000011069 regeneration method Methods 0.000 claims abstract description 15
- 238000000638 solvent extraction Methods 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 description 21
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 17
- 239000013618 particulate matter Substances 0.000 description 5
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 238000003915 air pollution Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229910052703 rhodium Inorganic materials 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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]
- B01D53/9454—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
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/502—Carbon monoxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
- B01D2258/012—Diesel engines and lean burn gasoline engines
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
Description
Claims (1)
- 각 채널의 한쪽은 열려 있고 그 반대쪽은 막혀 있는 구조를 가지는 디젤매연촉매여과필터(CPF)에 있어서,상기 각 채널을 구획하는 벽이 경사진 구조로 되어, 매연을 포함한 배기가스가 유입되는 인렛 채널은 후단으로 가면서 단면적이 점차 축소되는 구조로 되어 있고, 여과된 배기가스가 배출되는 아울렛 채널은 후단으로 가면서 단면적이 점차 넓어지는 구조로 되어 있으며, 상기 인렛 채널의 후단 끝 막힌 부분에 열에 의해 길이 팽창되는 열팽창성 부재를 설치하여 재생 후 인렛 채널이 아울렛 채널보다 넓어질 수 있도록 된 것을 특징으로 하는 초기배압 개선을 위한 채널볼륨 가변형 디젤매연촉매여과필터.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060066692A KR100727182B1 (ko) | 2006-07-18 | 2006-07-18 | 초기배압 개선을 위한 채널볼륨 가변형디젤매연촉매여과필터 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060066692A KR100727182B1 (ko) | 2006-07-18 | 2006-07-18 | 초기배압 개선을 위한 채널볼륨 가변형디젤매연촉매여과필터 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100727182B1 true KR100727182B1 (ko) | 2007-06-13 |
Family
ID=38359052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060066692A Expired - Fee Related KR100727182B1 (ko) | 2006-07-18 | 2006-07-18 | 초기배압 개선을 위한 채널볼륨 가변형디젤매연촉매여과필터 |
Country Status (1)
Country | Link |
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KR (1) | KR100727182B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9771843B2 (en) | 2015-11-04 | 2017-09-26 | Hyundai Motor Company | Muffler integrated type gasoline particulate filter |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960013422A (ko) * | 1994-10-01 | 1996-05-22 | 조규향 | 하니컴 구조물용 필터의 제조방법 |
KR20040086532A (ko) * | 2003-03-24 | 2004-10-11 | 에스케이 주식회사 | 디젤 차량 입자상 물질 제거용 월-플러깅된 필터 및 이의제조방법 |
KR20050123132A (ko) * | 2003-03-31 | 2005-12-29 | 니뽄 가이시 가부시키가이샤 | 허니컴 필터용 기재와 그 제조 방법 및 허니컴 필터 |
-
2006
- 2006-07-18 KR KR1020060066692A patent/KR100727182B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960013422A (ko) * | 1994-10-01 | 1996-05-22 | 조규향 | 하니컴 구조물용 필터의 제조방법 |
KR20040086532A (ko) * | 2003-03-24 | 2004-10-11 | 에스케이 주식회사 | 디젤 차량 입자상 물질 제거용 월-플러깅된 필터 및 이의제조방법 |
KR20050123132A (ko) * | 2003-03-31 | 2005-12-29 | 니뽄 가이시 가부시키가이샤 | 허니컴 필터용 기재와 그 제조 방법 및 허니컴 필터 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9771843B2 (en) | 2015-11-04 | 2017-09-26 | Hyundai Motor Company | Muffler integrated type gasoline particulate filter |
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