KR101398571B1 - 디젤자동차용 배기정화장치의 점화 및 연소 안정성을 위한 연료/공기 분사점화장치 - Google Patents
디젤자동차용 배기정화장치의 점화 및 연소 안정성을 위한 연료/공기 분사점화장치 Download PDFInfo
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- KR101398571B1 KR101398571B1 KR1020120094652A KR20120094652A KR101398571B1 KR 101398571 B1 KR101398571 B1 KR 101398571B1 KR 1020120094652 A KR1020120094652 A KR 1020120094652A KR 20120094652 A KR20120094652 A KR 20120094652A KR 101398571 B1 KR101398571 B1 KR 101398571B1
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- Prior art keywords
- fuel
- air
- air injection
- pipe
- exhaust
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- 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
- F01N3/025—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 fuel burner or by adding fuel to exhaust
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- 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
- F01N3/36—Arrangements for supply of additional fuel
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- 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
- F01N3/38—Arrangements for igniting
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- 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
- F01N2250/00—Combinations of different methods of purification
- F01N2250/02—Combinations of different methods of purification filtering and catalytic conversion
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- 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
- F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
- F01N2260/04—Exhaust treating devices having provisions not otherwise provided for for regeneration or reactivation, e.g. of catalyst
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Processes For Solid Components From Exhaust (AREA)
Abstract
Description
도 2는 본 발명의 일실시예에 따른 디젤자동차용 배기정화장치의 점화 및 연소 안정성을 위한 연료/공기 분사점화장치를 나타낸 개략도이고,
도 3은 도 2의 A부분을 나타낸 확대도이다.
12 : 연료/공기 주입관 13 : 디스터번스 장치
14 : 재순환영역 15 : 점화장치
16 : 연료/공기 주입구 17 : 타공
20 : 디젤 산화촉매장치 30 : 매연저감장치
Claims (7)
- 엔진(1)의 배출가스가 유입되어 촉매제에 의해 산화시키는 디젤 산화촉매장치(DOC,20)와, 상기 디젤 산화촉매장치(20)에서 산화된 배출가스 내의 입자상 물질 및 오염물질을 포집하는 매연저감장치(DPF,30)로 구성되는 디젤자동차용 배기정화장치의 점화 및 연소 안정성을 위한 연료/공기 분사점화장치(10)에 있어서,
엔진(1)에서 배출된 배출가스가 내부에 이송되도록 상기 엔진(1)과 디젤 산화촉매장치(DOC,20) 사이를 연결하는 배기관(11)과;
상기 배기관(11) 내에 구비되어 배출가스 이송방향으로 형성되고, 혼합된 연료와 공기가 이송되어 배기관(11) 내에 전달하는 연료/공기 주입관(12)과;
상기 배기관(11) 내에 구비된 연료/공기 주입관(12)의 일측 외주연에 형성되어 연료/공기 주입관(12)을 통해 토출되는 연료/공기를 방사상으로 확산시키는 디스터번스 장치(13)와;
상기 배기관(11) 내에 구비된 연료/공기 주입관(12)의 끝단부에 형성되어 연료/공기 주입관(12)을 통해 토출되는 연료/공기를 비산시키도록 다수개의 타공(17)이 형성되는 연료/공기 주입구(16);를 포함하여 구성되고,
상기 배기관(11) 내에는 연료/공기 주입관(12)을 통해 토출된 연료/공기를 점화시키도록 점화장치(15)가 더 형성되고, 상기 점화장치(15)는 배기관(11) 내에 돌출되되, 상기 디스터번스 장치(13)의 후면부에 구비되며,
상기 디스터번스 장치(13)는 연료/공기 주입관(12)을 통해 토출되는 연료/공기를 방사상으로 확산되도록 원뿔형 형태로 형성되고, 상기 디스터번스 장치(13)에 의해 연료/공기를 방사상으로 확산됨으로써, 디스터번스 장치(13)의 후면부에 연료/공기가 역압력 구배 및 난류 현상으로 재순환영역(14)이 형성되며,
상기 연료/공기 주입관(12)은 배기관(11) 내에서 배출가스 이송방향으로 형성되도록 절곡 형성되고,
상기 연료/공기 주입구(16)의 타공(17)은 연료/공기가 이송되는 방향의 전면부에만 다수개 형성되는 것을 특징으로 하는 디젤자동차용 배기정화장치의 점화 및 연소 안정성을 위한 연료/공기 분사점화장치.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120094652A KR101398571B1 (ko) | 2012-08-29 | 2012-08-29 | 디젤자동차용 배기정화장치의 점화 및 연소 안정성을 위한 연료/공기 분사점화장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120094652A KR101398571B1 (ko) | 2012-08-29 | 2012-08-29 | 디젤자동차용 배기정화장치의 점화 및 연소 안정성을 위한 연료/공기 분사점화장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20140040296A KR20140040296A (ko) | 2014-04-03 |
| KR101398571B1 true KR101398571B1 (ko) | 2014-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020120094652A Active KR101398571B1 (ko) | 2012-08-29 | 2012-08-29 | 디젤자동차용 배기정화장치의 점화 및 연소 안정성을 위한 연료/공기 분사점화장치 |
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| Country | Link |
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| KR (1) | KR101398571B1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112065538B (zh) * | 2020-09-16 | 2022-07-15 | 孙金辉 | 一种柴油机后处理系统的热管理装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005090424A (ja) * | 2003-09-19 | 2005-04-07 | Nissan Diesel Motor Co Ltd | エンジンの排気浄化装置 |
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- 2012-08-29 KR KR1020120094652A patent/KR101398571B1/ko active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005090424A (ja) * | 2003-09-19 | 2005-04-07 | Nissan Diesel Motor Co Ltd | エンジンの排気浄化装置 |
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| Publication number | Publication date |
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| KR20140040296A (ko) | 2014-04-03 |
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