JP2012167677A - エンジン装置 - Google Patents
エンジン装置 Download PDFInfo
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- JP2012167677A JP2012167677A JP2012120518A JP2012120518A JP2012167677A JP 2012167677 A JP2012167677 A JP 2012167677A JP 2012120518 A JP2012120518 A JP 2012120518A JP 2012120518 A JP2012120518 A JP 2012120518A JP 2012167677 A JP2012167677 A JP 2012167677A
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- exhaust gas
- catalyst
- filter
- outer case
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- 239000003054 catalyst Substances 0.000 claims abstract description 307
- 230000003647 oxidation Effects 0.000 claims description 88
- 238000007254 oxidation reaction Methods 0.000 claims description 88
- 238000011144 upstream manufacturing Methods 0.000 claims description 35
- 238000000746 purification Methods 0.000 claims description 28
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 328
- 230000003584 silencer Effects 0.000 description 75
- 239000004071 soot Substances 0.000 description 66
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 30
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- 239000013618 particulate matter Substances 0.000 description 10
- 230000030279 gene silencing Effects 0.000 description 9
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 7
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 7
- 101100224414 Caenorhabditis elegans dpf-1 gene Proteins 0.000 description 6
- GWGQWFHTAOMUBD-UHFFFAOYSA-N [[3-[bis(phosphonomethyl)amino]-2-hydroxypropyl]-(phosphonomethyl)amino]methylphosphonic acid Chemical compound OP(=O)(O)CN(CP(O)(O)=O)CC(O)CN(CP(O)(O)=O)CP(O)(O)=O GWGQWFHTAOMUBD-UHFFFAOYSA-N 0.000 description 6
- 239000007769 metal material Substances 0.000 description 6
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 229910021529 ammonia Inorganic materials 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
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 230000006355 external stress Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000005304 joining Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 102100029859 Zinc finger protein neuro-d4 Human genes 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
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- Exhaust Gas After Treatment (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
【解決手段】本発明のエンジン装置は、ディーゼル酸化触媒2を収容する触媒ケース5の排気ガス移動方向上流側の端面8と、前記ディーゼル酸化触媒2の端面2aとの間に排気ガス流入空間11を形成した排気ガス浄化装置1を備える。前記触媒ケース5において前記排気ガス流入空間11と対応する部位に、前記排気ガス移動方向が短径で前記排気ガス移動方向に直交する方向が長径である楕円形状の排気ガス流入口12を開口させる。
【選択図】図1
Description
3 スートフィルタ(ガス浄化フィルタ)
4 触媒内側ケース
5 触媒外側ケース
11 排気ガス流入空間(整流室)
12 排気ガス流入口
16 排気ガス入口管
20 フィルタ内側ケース
21 フィルタ外側ケース
70 ディーゼルエンジン
Claims (2)
- ディーゼル酸化触媒を収容する触媒ケースの排気ガス移動方向上流側の端面と、前記ディーゼル酸化触媒の端面との間に排気ガス流入空間を形成した排気ガス浄化装置を備えているエンジン装置であって、
前記触媒ケースにおいて前記排気ガス流入空間と対応する部位に、前記排気ガス移動方向が短径で前記排気ガス移動方向に直交する方向が長径である楕円形状の排気ガス流入口を開口させている、
エンジン装置。 - 前記触媒ケースは、前記ディーゼル酸化触媒2の外周側に触媒断熱材を介して被嵌されており、前記触媒ケースの排気ガス移動方向上流側の端面と、前記ディーゼル酸化触媒の端面とをガス流入空間用一定距離だけ離間させて対向させることによって、前記排気ガス流入空間が形成されている、
請求項1に記載のエンジン装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012120518A JP5509258B2 (ja) | 2012-05-28 | 2012-05-28 | エンジン装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012120518A JP5509258B2 (ja) | 2012-05-28 | 2012-05-28 | エンジン装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008239409A Division JP5231146B2 (ja) | 2008-09-18 | 2008-09-18 | 排気ガス浄化装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014060880A Division JP5793212B2 (ja) | 2014-03-24 | 2014-03-24 | エンジン装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012167677A true JP2012167677A (ja) | 2012-09-06 |
| JP5509258B2 JP5509258B2 (ja) | 2014-06-04 |
Family
ID=46972031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012120518A Active JP5509258B2 (ja) | 2012-05-28 | 2012-05-28 | エンジン装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5509258B2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117138459A (zh) * | 2023-10-30 | 2023-12-01 | 山西晋南钢铁集团有限公司 | 一种炼钢工业用尾气降温除尘的装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63182214U (ja) * | 1987-05-18 | 1988-11-24 | ||
| JPH08226317A (ja) * | 1995-02-21 | 1996-09-03 | Kubota Corp | エンジンの排気浄化装置 |
| JP2008138654A (ja) * | 2006-12-01 | 2008-06-19 | Sango Co Ltd | 排気ガス浄化装置 |
-
2012
- 2012-05-28 JP JP2012120518A patent/JP5509258B2/ja active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63182214U (ja) * | 1987-05-18 | 1988-11-24 | ||
| JPH08226317A (ja) * | 1995-02-21 | 1996-09-03 | Kubota Corp | エンジンの排気浄化装置 |
| JP2008138654A (ja) * | 2006-12-01 | 2008-06-19 | Sango Co Ltd | 排気ガス浄化装置 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117138459A (zh) * | 2023-10-30 | 2023-12-01 | 山西晋南钢铁集团有限公司 | 一种炼钢工业用尾气降温除尘的装置 |
| CN117138459B (zh) * | 2023-10-30 | 2024-01-12 | 山西晋南钢铁集团有限公司 | 一种炼钢工业用尾气降温除尘的装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5509258B2 (ja) | 2014-06-04 |
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