JPS63115557U - - Google Patents
Info
- Publication number
- JPS63115557U JPS63115557U JP762187U JP762187U JPS63115557U JP S63115557 U JPS63115557 U JP S63115557U JP 762187 U JP762187 U JP 762187U JP 762187 U JP762187 U JP 762187U JP S63115557 U JPS63115557 U JP S63115557U
- Authority
- JP
- Japan
- Prior art keywords
- catalytic converter
- exhaust passage
- oxygen concentration
- pair
- type engine
- 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 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 3
- 239000001301 oxygen Substances 0.000 claims 3
- 229910052760 oxygen Inorganic materials 0.000 claims 3
- 239000000446 fuel Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は内燃機関の全体図、第２図は第１Ｏ２
センサの出力信号に基くフイードバツク制御を実
行するためのフローチヤート、第３図は第２Ｏ２
センサの出力信号に基くフイードバツク制御を実
行するためのフローチヤート、第４図はＯ２セン
サの出力電圧とＦＡＦ等の変化を示すタイムチヤ
ート、第５図は内燃機関の別の実施例の全体図で
ある。
２，３……バンク、１３，１４……排気マニホ
ルド、１５，１６……排気管、１７，１９……第
１触媒コンバータ、１８，２０……第２触媒コン
バータ、２１，２３……連通管、２２……第１Ｏ
２センサ、２４……第２Ｏ２センサ。
Figure 1 is an overall view of the internal combustion engine, Figure 2 is the 1st O 2
A flowchart for executing feedback control based on the output signal of the sensor, FIG.
A flowchart for executing feedback control based on the output signal of the sensor, Fig. 4 is a time chart showing changes in the output voltage of the O 2 sensor, FAF, etc., and Fig. 5 is an overall diagram of another embodiment of the internal combustion engine. It is. 2, 3... Bank, 13, 14... Exhaust manifold, 15, 16... Exhaust pipe, 17, 19... First catalytic converter, 18, 20... Second catalytic converter, 21, 23... Communication pipe , 22...1st O
2 sensor, 24... 2nd O 2 sensor.
Claims (1)
立した別個の排気通路を具備するＶ型エンジンに
おいて、各排気通路内に夫々第１の触媒コンバー
タと、該第１触媒コンバータの下流に配置された
第２の触媒コンバータとを設け、第１触媒コンバ
ータ上流の排気通路内に一個の第１酸素濃度セン
サを配置し、第１触媒コンバータと第２触媒コン
バータ間の排気通路を連通路により互いに連通せ
しめると共に該連通路内に第２酸素濃度センサを
配置し、これら一対の酸素濃度センサの出力信号
に基いて空燃比を制御するようにしたＶ型エンジ
ンの排気浄化装置。 In a V-type engine having a pair of banks and each bank having an independent and separate exhaust passage, a first catalytic converter is provided in each exhaust passage, and a second catalytic converter is disposed downstream of the first catalytic converter. a catalytic converter, one first oxygen concentration sensor is arranged in the exhaust passage upstream of the first catalytic converter, and the exhaust passage between the first catalytic converter and the second catalytic converter is made to communicate with each other by a communication passage. An exhaust gas purification device for a V-type engine, in which a second oxygen concentration sensor is disposed in a communication path, and the air-fuel ratio is controlled based on output signals from the pair of oxygen concentration sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP762187U JPS63115557U (en) | 1987-01-23 | 1987-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP762187U JPS63115557U (en) | 1987-01-23 | 1987-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63115557U true JPS63115557U (en) | 1988-07-26 |
Family
ID=30791245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP762187U Pending JPS63115557U (en) | 1987-01-23 | 1987-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63115557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012077698A (en) * | 2010-10-04 | 2012-04-19 | Kawasaki Heavy Ind Ltd | Exhaust apparatus for motorcycle |
-
1987
- 1987-01-23 JP JP762187U patent/JPS63115557U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012077698A (en) * | 2010-10-04 | 2012-04-19 | Kawasaki Heavy Ind Ltd | Exhaust apparatus for motorcycle |
| EP2436895B1 (en) * | 2010-10-04 | 2019-04-10 | Kawasaki Jukogyo Kabushiki Kaisha | Exhaust apparatus for motorcycle |
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