JPS6373548U - - Google Patents
Info
- Publication number
- JPS6373548U JPS6373548U JP16767686U JP16767686U JPS6373548U JP S6373548 U JPS6373548 U JP S6373548U JP 16767686 U JP16767686 U JP 16767686U JP 16767686 U JP16767686 U JP 16767686U JP S6373548 U JPS6373548 U JP S6373548U
- Authority
- JP
- Japan
- Prior art keywords
- diesel engine
- nitrogen oxide
- oxide removal
- detecting
- 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
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 12
- 230000003197 catalytic effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
- 239000003054 catalyst Substances 0.000 claims 1
- 230000003111 delayed effect Effects 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electrical Control Of Ignition Timing (AREA)
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案によるデイーゼルエンジンの窒
素酸化物除去機構の一実施例のブロツク図である
。
１……デイーゼルエンジン、２……排気管、３
……ＮＯｘ濃度検知手段、４……コンピユータ、
６……ＮＨ３タンク、７……触媒コンバータ、８
……ＮＨ３残量検知手段、９……ＥＴ。
FIG. 1 is a block diagram of an embodiment of a nitrogen oxide removal mechanism for a diesel engine according to the present invention. 1... Diesel engine, 2... Exhaust pipe, 3
...NOx concentration detection means, 4...computer,
6... NH3 tank, 7...catalytic converter, 8
... NH3 remaining amount detection means, 9...ET.
Claims (1)
元するためのＮＨ３ガスを添加するためのＮＨ３
添加手段と、前記ＮＨ３を貯蔵する手段と、前記
ＮＨ３が添加された排気ガス中のＮＯｘを還元す
るためのＴｉＯ２系触媒を備えた触媒コンバータ
と、前記デイーゼルエンジンの点火時期を調整す
るためのエレクトロニツクタイミングコントロー
ルを有するデイーゼルエンジンの窒素酸化物除去
機構において、前記ＮＨ３貯蔵手段中のＮＨ３残
量を検知する手段と、このＮＨ３残量が少ないと
きないし零のときに前記エレクトロニツクタイミ
ングコントロールによつて前記デイーゼルエンジ
ンの点火時期が遅延するようにしたことを特徴と
するデイーゼルエンジンの窒素酸化物除去機構。 NH3 for adding NH3 gas to reduce NOx in diesel engine exhaust gas
a catalytic converter including an adding means, a means for storing the NH3 , a TiO2 -based catalyst for reducing NOx in the exhaust gas to which the NH3 is added, and adjusting the ignition timing of the diesel engine. A nitrogen oxide removal mechanism for a diesel engine having an electronic timing control for a nitrogen oxide removal system includes means for detecting the remaining amount of NH 3 in the NH 3 storage means, and a means for detecting the amount of NH 3 remaining in the NH 3 storage means; 1. A nitrogen oxide removal mechanism for a diesel engine, characterized in that the ignition timing of the diesel engine is delayed by nitrogen timing control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16767686U JPH0519554Y2 (en) | 1986-10-31 | 1986-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16767686U JPH0519554Y2 (en) | 1986-10-31 | 1986-10-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6373548U true JPS6373548U (en) | 1988-05-17 |
| JPH0519554Y2 JPH0519554Y2 (en) | 1993-05-24 |
Family
ID=31099829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16767686U Expired - Lifetime JPH0519554Y2 (en) | 1986-10-31 | 1986-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519554Y2 (en) |
-
1986
- 1986-10-31 JP JP16767686U patent/JPH0519554Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519554Y2 (en) | 1993-05-24 |
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