JPH0261117U - - Google Patents
Info
- Publication number
- JPH0261117U JPH0261117U JP13923088U JP13923088U JPH0261117U JP H0261117 U JPH0261117 U JP H0261117U JP 13923088 U JP13923088 U JP 13923088U JP 13923088 U JP13923088 U JP 13923088U JP H0261117 U JPH0261117 U JP H0261117U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- cylinders
- communication pipe
- engine
- bank
- 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 3
- 239000000446 fuel Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Characterised By The Charging Evacuation (AREA)
- Exhaust Gas After Treatment (AREA)
Description
第１図は実施例を示す全体構成図、第２図は制
御プログラムの例を示す流れ図である。
１０…Ｖ８エンジン、１３，１４，１５，１６
…排気管、１７，１８，１９，２０…触媒変換器
、２１，２２…連通管、２３，２４…制御弁、２
５…制御装置、２６，２７，２８，２９…Ｏ２セ
ンサ、３０…スロツトルセンサ、３１…エアフロ
ーメーター、３２…水温センサ。
FIG. 1 is an overall configuration diagram showing an embodiment, and FIG. 2 is a flowchart showing an example of a control program. 10...V8 engine, 13, 14, 15, 16
...Exhaust pipe, 17,18,19,20...Catalytic converter, 21,22...Communication pipe, 23,24...Control valve, 2
5...Control device, 26, 27, 28, 29... O2 sensor, 30...Throttle sensor, 31...Air flow meter, 32...Water temperature sensor.
Claims (1)
けられた気筒と、排気期間が離れていて排気干渉
が殆ど生じない２個の気筒の排気ポートをまとめ
て１本の排気管に接続することにより、エンジン
の左右各バンクにおいてそれぞれ２本づつ設けら
れた排気管と、前記排気管の途中にそれぞれ設け
られた触媒変換器と、前記触媒変換器の上流側に
おいて前記２本の排気管の間を連通するように設
けられた連通管と、前記連通管に設けられてその
流路を遮断している制御弁と、前記触媒変換器の
暖機時に前記８個の気筒のうちの一部に対する燃
料噴射を休止させると共に前記制御弁を開弁させ
る制御信号を発する制御装置とを備えていること
を特徴とするＶ８エンジンの排気浄化装置。 There are 4 cylinders in each bank on the left and right, 8 cylinders in total, and the exhaust ports of the two cylinders whose exhaust periods are separated and there is almost no exhaust interference are connected together to one exhaust pipe. Accordingly, two exhaust pipes are provided in each bank of the left and right banks of the engine, a catalytic converter is provided in the middle of each of the exhaust pipes, and between the two exhaust pipes on the upstream side of the catalytic converter. a communication pipe provided to communicate with the communication pipe; a control valve provided in the communication pipe to block the flow path; An exhaust purification device for a V8 engine, comprising: a control device that issues a control signal that stops fuel injection and opens the control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13923088U JPH0261117U (en) | 1988-10-27 | 1988-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13923088U JPH0261117U (en) | 1988-10-27 | 1988-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0261117U true JPH0261117U (en) | 1990-05-07 |
Family
ID=31402297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13923088U Pending JPH0261117U (en) | 1988-10-27 | 1988-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0261117U (en) |
-
1988
- 1988-10-27 JP JP13923088U patent/JPH0261117U/ja active Pending