JPS61173712U - - Google Patents
Info
- Publication number
- JPS61173712U JPS61173712U JP5744185U JP5744185U JPS61173712U JP S61173712 U JPS61173712 U JP S61173712U JP 5744185 U JP5744185 U JP 5744185U JP 5744185 U JP5744185 U JP 5744185U JP S61173712 U JPS61173712 U JP S61173712U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- catalyst
- combustible material
- bypass passage
- passage
- 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 6
- 230000003197 catalytic effect Effects 0.000 claims 3
- 239000000463 material Substances 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Description
第１図は本考案の一実施例を示す構成図、第２
図はメタノール及び軽油に対する排気温度と転化
率との関係図、第３図は排気微粒子処理装置の従
来例を示す構成図である。
１２…排気通路、１３…触媒付トラツプ、１４
…排気バイパス通路、１５…触媒装置、１６…開
閉弁、１７…制御装置、１８…噴射弁、２１…排
気温度センサ。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
The figure is a diagram showing the relationship between exhaust gas temperature and conversion rate for methanol and light oil, and FIG. 3 is a configuration diagram showing a conventional example of an exhaust particulate treatment device. 12... Exhaust passage, 13... Trap with catalyst, 14
...Exhaust bypass passage, 15...Catalyst device, 16...Opening/closing valve, 17...Control device, 18...Injection valve, 21...Exhaust gas temperature sensor.
Claims (1)
触媒付トラツプと、該触媒付トラツプの再生時期
を判定する判定手段と、前記触媒付トラツプ上流
側の排気通路をバイパスする排気バイパス通路と
、該排気バイパス通路に介装され前記触媒より低
温活性度が高い触媒を備える触媒装置と、排気温
度を検出する捕気温度検出手段と、トラツプの再
生時期と判定されたときに前記排気温度に応じて
前記触媒装置に発熱燃焼する可燃物を供給する可
燃物供給装置と、可燃物供給時に排気を前記排気
バイパス通路に流通させる切換弁装置と、を備え
たことを特徴とする内燃機関の排気微粒子処理装
置。 a catalytic trap that is interposed in an exhaust passage and collects particulates in the exhaust; a determining means that determines when to regenerate the catalytic trap; and an exhaust bypass passage that bypasses the exhaust passage upstream of the catalytic trap; a catalyst device that is interposed in the exhaust bypass passage and includes a catalyst having a higher low-temperature activity than the catalyst; a captured air temperature detection means that detects the exhaust temperature; Exhaust particulates from an internal combustion engine, comprising: a combustible material supply device that supplies a combustible material that generates heat and burns to the catalyst device; and a switching valve device that allows exhaust gas to flow through the exhaust bypass passage when the combustible material is supplied. Processing equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985057441U JPH0422014Y2 (en) | 1985-04-19 | 1985-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985057441U JPH0422014Y2 (en) | 1985-04-19 | 1985-04-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61173712U true JPS61173712U (en) | 1986-10-29 |
| JPH0422014Y2 JPH0422014Y2 (en) | 1992-05-20 |
Family
ID=30581973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985057441U Expired JPH0422014Y2 (en) | 1985-04-19 | 1985-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0422014Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4117676A1 (en) * | 1990-06-01 | 1991-12-05 | Nissan Motor | DEVICE FOR PURIFYING THE EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE |
| JP2009531580A (en) * | 2006-03-24 | 2009-09-03 | カミンズ フィルトレイション アイピー インク． | Particle filter regeneration apparatus, system and method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59162316A (en) * | 1983-01-07 | 1984-09-13 | カミンズ・エンジン・カンパニー・インコーポレイテッド | Method and device for reducing granular discharge from internal combustion engine |
-
1985
- 1985-04-19 JP JP1985057441U patent/JPH0422014Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59162316A (en) * | 1983-01-07 | 1984-09-13 | カミンズ・エンジン・カンパニー・インコーポレイテッド | Method and device for reducing granular discharge from internal combustion engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4117676A1 (en) * | 1990-06-01 | 1991-12-05 | Nissan Motor | DEVICE FOR PURIFYING THE EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE |
| JP2009531580A (en) * | 2006-03-24 | 2009-09-03 | カミンズ フィルトレイション アイピー インク． | Particle filter regeneration apparatus, system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0422014Y2 (en) | 1992-05-20 |