JP2005069238A5 - - Google Patents
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- Publication number
- JP2005069238A5 JP2005069238A5 JP2004359617A JP2004359617A JP2005069238A5 JP 2005069238 A5 JP2005069238 A5 JP 2005069238A5 JP 2004359617 A JP2004359617 A JP 2004359617A JP 2004359617 A JP2004359617 A JP 2004359617A JP 2005069238 A5 JP2005069238 A5 JP 2005069238A5
- Authority
- JP
- Japan
- Prior art keywords
- exhaust passage
- exhaust
- cylinder group
- filter
- exhaust gas
- 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.)
- Granted
Links
- 239000003054 catalyst Substances 0.000 claims description 221
- 239000000446 fuel Substances 0.000 claims description 60
- 230000003647 oxidation Effects 0.000 claims description 53
- 238000007254 oxidation reaction Methods 0.000 claims description 53
- 238000000746 purification Methods 0.000 claims description 53
- 229910002089 NOx Inorganic materials 0.000 claims description 43
- 238000011068 load Methods 0.000 claims description 39
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 36
- 239000003345 natural gas Substances 0.000 claims description 25
- 238000002347 injection Methods 0.000 claims description 24
- 239000007924 injection Substances 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 21
- 230000001603 reducing Effects 0.000 claims description 19
- 239000004202 carbamide Substances 0.000 claims description 18
- 238000006722 reduction reaction Methods 0.000 claims description 16
- 238000011144 upstream manufacturing Methods 0.000 claims description 16
- 230000036961 partial Effects 0.000 claims description 9
- 230000001276 controlling effect Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 4
- 230000008929 regeneration Effects 0.000 description 57
- 238000011069 regeneration method Methods 0.000 description 57
- 230000001133 acceleration Effects 0.000 description 53
- 239000000969 carrier Substances 0.000 description 13
- 238000001816 cooling Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 11
- 238000002485 combustion reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 230000000875 corresponding Effects 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 230000002829 reduced Effects 0.000 description 5
- 230000004913 activation Effects 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 230000001172 regenerating Effects 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000001590 oxidative Effects 0.000 description 3
- 230000003213 activating Effects 0.000 description 2
- 230000003247 decreasing Effects 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N Silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic Effects 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000003628 erosive Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000000737 periodic Effects 0.000 description 1
- 230000001737 promoting Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000009283 thermal hydrolysis Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004359617A JP4378754B2 (ja) | 2004-12-13 | 2004-12-13 | エンジンの排出ガス浄化システム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004359617A JP4378754B2 (ja) | 2004-12-13 | 2004-12-13 | エンジンの排出ガス浄化システム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005069238A JP2005069238A (ja) | 2005-03-17 |
| JP2005069238A5 true JP2005069238A5 (zh) | 2007-01-11 |
| JP4378754B2 JP4378754B2 (ja) | 2009-12-09 |
Family
ID=34420467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004359617A Expired - Fee Related JP4378754B2 (ja) | 2004-12-13 | 2004-12-13 | エンジンの排出ガス浄化システム |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4378754B2 (zh) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005038707A1 (de) * | 2005-08-15 | 2007-03-08 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zur Aufbereitung eines Abgases einer Verbrennungskraftmaschine |
| US8069657B2 (en) * | 2007-06-05 | 2011-12-06 | The United States Of America As Represented By The Administrator Of The U.S. Environmental Protection Agency | Diesel particulate filter regeneration system |
| WO2013076867A1 (ja) * | 2011-11-25 | 2013-05-30 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
| CN107246307B (zh) * | 2017-07-17 | 2020-09-25 | 哈尔滨工程大学 | 一种低速机可变排气能量分级装置的控制方法 |
| CN114198185B (zh) * | 2022-02-16 | 2022-05-17 | 潍柴动力股份有限公司 | 一种两路doc碳氢均匀性调整方法、装置和发动机 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0330571Y2 (zh) * | 1985-08-09 | 1991-06-27 | ||
| JPH0744730Y2 (ja) * | 1987-02-20 | 1995-10-11 | 三菱自動車工業株式会社 | デイ−ゼルエンジン用排出ガス後処理装置 |
| JPH01108316U (zh) * | 1988-01-18 | 1989-07-21 | ||
| JPH0621546B2 (ja) * | 1988-03-11 | 1994-03-23 | 工業技術院長 | 排気中微粒子処理方法及び装置 |
| JPH05195748A (ja) * | 1992-01-24 | 1993-08-03 | Nissan Motor Co Ltd | 内燃機関の排気浄化装置 |
| JPH08158923A (ja) * | 1994-12-09 | 1996-06-18 | Mitsubishi Motors Corp | 二元燃料噴射エンジン |
| JP4052508B2 (ja) * | 2002-09-13 | 2008-02-27 | 東京瓦斯株式会社 | デュアルフューエルエンジンの回転制御装置 |
| JP2004245167A (ja) * | 2003-02-17 | 2004-09-02 | Nissan Diesel Motor Co Ltd | 排気浄化装置 |
-
2004
- 2004-12-13 JP JP2004359617A patent/JP4378754B2/ja not_active Expired - Fee Related
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