JP4333439B2 - 排気浄化装置及びその制御方法 - Google Patents
排気浄化装置及びその制御方法 Download PDFInfo
- Publication number
- JP4333439B2 JP4333439B2 JP2004096034A JP2004096034A JP4333439B2 JP 4333439 B2 JP4333439 B2 JP 4333439B2 JP 2004096034 A JP2004096034 A JP 2004096034A JP 2004096034 A JP2004096034 A JP 2004096034A JP 4333439 B2 JP4333439 B2 JP 4333439B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- sub
- flow path
- exhaust gas
- exhaust purification
- 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 - Fee Related
Links
- 238000000746 purification Methods 0.000 title claims description 49
- 238000000034 method Methods 0.000 title claims description 11
- 239000003054 catalyst Substances 0.000 claims description 49
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 230000001172 regenerating effect Effects 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
- 229910002091 carbon monoxide Inorganic materials 0.000 description 10
- 230000003647 oxidation Effects 0.000 description 9
- 238000007254 oxidation reaction Methods 0.000 description 9
- 238000002485 combustion reaction Methods 0.000 description 7
- 239000000446 fuel Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910000510 noble metal Inorganic materials 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 239000003779 heat-resistant material Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 239000010953 base metal Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 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
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
Landscapes
- Exhaust Gas After Treatment (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Description
2、2a、2b、2c…導波路
3、3a、3b、3c…絞り部
4…耐熱性材料の管
4’…耐熱性材料の層
6、6a、6b、6c…副流路
7…主流路
8…調節弁
11…温度センサー
12…排気浄化触媒
13…A/Fセンサー
21…排気流れを示す矢印
25、26…燃料又は還元剤添加手段
Claims (4)
- 主流路及び副流路を有する排気管、
前記主流路に流れる排気の流量と前記副流路に流れる排気の流量とを調節する調節弁、
前記副流路に設けられた絞り部、
前記絞り部の排気流れ上流側にマイクロ波を提供するマイクロ波発生装置、
を有する、排気浄化装置。 - 前記絞り部の排気流れ下流側に、排気浄化触媒及び/又はディーゼルパティキュレートフィルターを更に有する、請求項1に記載の排気浄化装置。
- 前記排気浄化触媒の触媒活性を検知し、この活性が低いときに、前記副流路に排気を流通させ、且つ前記マイクロ波発生装置からマイクロ波を提供する、請求項2に記載の排気浄化装置の制御方法。
- 前記ディーゼルパティキュレートフィルターの再生時に、前記絞り部の上流側で還元剤を添加し、前記副流路に排気を流通させ、且つ前記マイクロ波発生装置からマイクロ波を提供する、請求項2に記載の排気浄化装置の制御方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004096034A JP4333439B2 (ja) | 2004-03-29 | 2004-03-29 | 排気浄化装置及びその制御方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004096034A JP4333439B2 (ja) | 2004-03-29 | 2004-03-29 | 排気浄化装置及びその制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005282436A JP2005282436A (ja) | 2005-10-13 |
JP4333439B2 true JP4333439B2 (ja) | 2009-09-16 |
Family
ID=35181113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004096034A Expired - Fee Related JP4333439B2 (ja) | 2004-03-29 | 2004-03-29 | 排気浄化装置及びその制御方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4333439B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103203168A (zh) * | 2013-04-28 | 2013-07-17 | 苏州天皓环保科技有限公司 | 一种光微波废气净化器 |
JP6855884B2 (ja) * | 2017-04-04 | 2021-04-07 | 富士通株式会社 | 排気浄化装置、内燃装置、発電装置及び自動車 |
-
2004
- 2004-03-29 JP JP2004096034A patent/JP4333439B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005282436A (ja) | 2005-10-13 |
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