JPH0180618U - - Google Patents
Info
- Publication number
- JPH0180618U JPH0180618U JP1987176334U JP17633487U JPH0180618U JP H0180618 U JPH0180618 U JP H0180618U JP 1987176334 U JP1987176334 U JP 1987176334U JP 17633487 U JP17633487 U JP 17633487U JP H0180618 U JPH0180618 U JP H0180618U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- exhaust gas
- catalytic converter
- diffusion means
- catalyst
- 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.)
- Pending
Links
- 230000003197 catalytic effect Effects 0.000 claims description 7
- 238000009792 diffusion process Methods 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Description
第１図は本考案の第１実施例に係るチヤンバー
付き触媒コンバータの断面図、第２図は第１図の
拡散手段の斜視図、第３図は本考案の第２実施例
に係るチヤンバー付き触媒コンバータの断面図、
第４図は拡散手段が設けられない比較例のチヤン
バー付き触媒コンバータの断面図、第５図は本考
案および比較例のチヤンバー付き触媒コンバータ
における排出ガス中の有害成分と浄化率との関係
を示す関係図、である。
３，２１…モノリス触媒コンバータ、５，２３
…触媒担体、７，２５…チヤンバー、９…拡散手
段としてのバツフル、２７…拡散手段としての孔
あきパイプ。
1 is a sectional view of a catalytic converter with a chamber according to a first embodiment of the present invention, FIG. 2 is a perspective view of the diffusion means of FIG. 1, and FIG. 3 is a sectional view of a catalytic converter with a chamber according to a second embodiment of the present invention. Cross-sectional view of a catalytic converter,
Figure 4 is a cross-sectional view of a chambered catalytic converter of a comparative example in which a diffusion means is not provided, and Figure 5 shows the relationship between harmful components in exhaust gas and purification rate in chambered catalytic converters of the present invention and comparative example. This is a relationship diagram. 3,21...monolith catalytic converter, 5,23
...Catalyst carrier, 7, 25... Chamber, 9... Buzzful as a diffusion means, 27... Perforated pipe as a diffusion means.
Claims (1)
流入するチヤンバーを設け、該チヤンバー内に流
入する排気ガスと衝突し該排気ガスをチヤンバー
内に拡散させる拡散手段を設けたことを特徴とす
るチヤンバー付き触媒コンバータ。 A chamber characterized in that a chamber into which exhaust gas flows is provided upstream of a catalyst carrier carrying a catalyst, and a diffusion means is provided to collide with the exhaust gas flowing into the chamber and diffuse the exhaust gas into the chamber. with catalytic converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987176334U JPH0180618U (en) | 1987-11-20 | 1987-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987176334U JPH0180618U (en) | 1987-11-20 | 1987-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0180618U true JPH0180618U (en) | 1989-05-30 |
Family
ID=31468075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987176334U Pending JPH0180618U (en) | 1987-11-20 | 1987-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0180618U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012127621A1 (en) * | 2011-03-22 | 2012-09-27 | トヨタ自動車株式会社 | Internal combustion engine exhaust conversion apparatus |
| WO2013141233A1 (en) * | 2012-03-22 | 2013-09-26 | いすゞ自動車株式会社 | Internal combustion engine |
-
1987
- 1987-11-20 JP JP1987176334U patent/JPH0180618U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012127621A1 (en) * | 2011-03-22 | 2012-09-27 | トヨタ自動車株式会社 | Internal combustion engine exhaust conversion apparatus |
| WO2013141233A1 (en) * | 2012-03-22 | 2013-09-26 | いすゞ自動車株式会社 | Internal combustion engine |
| JP2013194705A (en) * | 2012-03-22 | 2013-09-30 | Isuzu Motors Ltd | Internal combustion engine |