JPH051614Y2 - - Google Patents
Info
- Publication number
- JPH051614Y2 JPH051614Y2 JP19871286U JP19871286U JPH051614Y2 JP H051614 Y2 JPH051614 Y2 JP H051614Y2 JP 19871286 U JP19871286 U JP 19871286U JP 19871286 U JP19871286 U JP 19871286U JP H051614 Y2 JPH051614 Y2 JP H051614Y2
- Authority
- JP
- Japan
- Prior art keywords
- nox
- exhaust gas
- catalyst
- catalytic converter
- diesel engine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 120
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 62
- 239000007789 gas Substances 0.000 claims description 42
- 239000003054 catalyst Substances 0.000 claims description 34
- 229910021529 ammonia Inorganic materials 0.000 claims description 25
- 230000003197 catalytic effect Effects 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 11
- 229910000069 nitrogen hydride Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 description 9
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000000446 fuel Substances 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19871286U JPH051614Y2 (enrdf_load_stackoverflow) | 1986-12-26 | 1986-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19871286U JPH051614Y2 (enrdf_load_stackoverflow) | 1986-12-26 | 1986-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63104622U JPS63104622U (enrdf_load_stackoverflow) | 1988-07-06 |
| JPH051614Y2 true JPH051614Y2 (enrdf_load_stackoverflow) | 1993-01-18 |
Family
ID=31159654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19871286U Expired - Lifetime JPH051614Y2 (enrdf_load_stackoverflow) | 1986-12-26 | 1986-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH051614Y2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7283457B2 (ja) * | 2020-09-28 | 2023-05-30 | いすゞ自動車株式会社 | 還元剤供給装置 |
-
1986
- 1986-12-26 JP JP19871286U patent/JPH051614Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63104622U (enrdf_load_stackoverflow) | 1988-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6732507B1 (en) | NOx aftertreatment system and method for internal combustion engines | |
| US7135153B2 (en) | NOx reduction system for diesel engines, using hydrogen selective catalytic reduction | |
| US8356470B2 (en) | Method of controlling NOx purification system and NOx purification system | |
| US8945495B2 (en) | Method and architecture for reducing NOX and particulate matter emissions in exhaust gas from hydrocarbon fuel source with a fuel lean combustion mixture | |
| US20020011069A1 (en) | Method and configuration for cleaning an exhaust-gas flow flowing in an exhaust system of a gasoline engine | |
| EP0708809A4 (en) | METHOD FOR REDUCING NOX EMISSIONS AND PARTICLES FROM A DIESEL ENGINE | |
| US20040050037A1 (en) | System and methods for improved emission control of internal combustion engines using pulsed fuel flow | |
| JP2003501579A (ja) | 排気ガスの処理 | |
| JP2001502395A (ja) | ＮＯｘ排気ガス浄化方法 | |
| US20080072580A1 (en) | Guide Structure and Exhaust Gas Purification Device | |
| KR20110028463A (ko) | 디젤 배기 가스의 정화를 위한 방법 및 장치 | |
| KR20090094466A (ko) | 희박 연소 엔진용 배기 방출 제어 시스템 및 시스템 동작 방법 | |
| JP3770148B2 (ja) | 内燃機関の排気浄化装置及び方法 | |
| JP3642032B2 (ja) | 内燃機関の排気浄化装置 | |
| CN114941559B (zh) | 废气后处理系统 | |
| JPH051614Y2 (enrdf_load_stackoverflow) | ||
| JP3571660B2 (ja) | 内燃機関の還元剤供給装置 | |
| US20140086803A1 (en) | Nox reduction | |
| JP5070964B2 (ja) | ＮＯｘ浄化システム及びＮＯｘ浄化システムの制御方法 | |
| JPS63198713A (ja) | デイ−ゼルエンジンの窒素酸化物除去方法 | |
| US20100037591A1 (en) | Method and Device for Purifying an Exhaust Gas Flow of a Lean-Burning Internal Combustion Engine | |
| JPH0519554Y2 (enrdf_load_stackoverflow) | ||
| JP2007100572A (ja) | 内燃機関の排気浄化装置 | |
| JPH068259Y2 (ja) | ディーゼルエンジンの窒素酸化物除去機構 | |
| JPH0612174Y2 (ja) | デイ−ゼルエンジンの窒素酸化物除去機構 |