JPS6054738U - Split operation controlled internal combustion engine - Google Patents
Split operation controlled internal combustion engineInfo
- Publication number
- JPS6054738U JPS6054738U JP14447783U JP14447783U JPS6054738U JP S6054738 U JPS6054738 U JP S6054738U JP 14447783 U JP14447783 U JP 14447783U JP 14447783 U JP14447783 U JP 14447783U JP S6054738 U JPS6054738 U JP S6054738U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder group
- intake
- intake passage
- cutoff valve
- valve
- 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
Landscapes
- Supercharger (AREA)
- Exhaust-Gas Circulating Devices (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の内燃機関を図解的に示す平面図、第２図
は本考案による内燃機関を図解的に示す平面図、第３図
は第２図の電子制御ユニットの回路図、第４図および第
５図は本考案による分割運転制御方法を説明するための
線図ぞある。
１１・・・・・・第１サージタンク、１２・・−−−−
第２＋−ジタンク、１７ａ、１７ｂ・・・・・・燃料噴
射弁、１９ａ、１９ｂ・・・・・・ターボチャージャ、
２３ａ・・・・・・第１吸気通路、２３ｂ・・・・・・
第２吸気通路、２４ａ・・・・・・第１スロツトル弁、
２４ｂ・・間第２スロットル弁、２９・・・・・・吸気
遮断弁、４０，４１・・・・・・吐出導管、４２・・・
・・・過給遮断弁。FIG. 1 is a plan view schematically showing a conventional internal combustion engine, FIG. 2 is a plan view schematically showing an internal combustion engine according to the present invention, FIG. 3 is a circuit diagram of the electronic control unit shown in FIG. 5 and 5 are diagrams for explaining the divided operation control method according to the present invention. 11...First surge tank, 12...---
2nd +- tank, 17a, 17b...fuel injection valve, 19a, 19b...turbocharger,
23a...first intake passage, 23b...
Second intake passage, 24a...first throttle valve,
24b...Second throttle valve, 29...Intake cutoff valve, 40, 41...Discharge conduit, 42...
...Supercharging cutoff valve.
Claims (1)
の下流部分を第１吸気通路と第２吸気通路に分割して第
１吸気通路を第１気筒群に連結すると共に第２吸気通路
を第２気筒群に連結し、第１気筒群および第２気筒群に
供給する吸入空気量を制御するスロットル弁を吸気通路
内に設け、該スロットル弁後流の第１吸気通路内に吸気
遮断弁を設けて該吸気遮断弁を機関高負荷運転時に開弁
し、該吸気遮断弁後流の第１吸気通路と機関排気通路と
を連結する排気還流通路内に排気還流弁を設けて該排気
還流弁を機関高負荷運転時に閉弁し、機関高負荷運転時
に上記第１気筒群並びに第２気筒群へ燃料を供給すると
共に機関低負荷運転時に第１気筒群への燃料の供給を停
止するための燃料供給装置を具備した内燃機関において
、第１気筒群から排出される排気ガスにより駆動される
第１ターボチヤージヤと第２気筒群から排出される排気
ガスにより駆動される第２ターボチヤージヤとを具備し
、該第１ターボチヤージヤコンプレツサの吐出側を上記
吸気通路に連結すると共に第２ターボチヤージヤコンプ
レツサの吐出側も該吸気通路に連結し、該第１ターボチ
ヤージヤコンプレツサの吐出側と吸気通路とを連結する
吐出導管内に上記吸気遮断弁の開閉動作に応動して開閉
する過給遮断弁を設けて該吸気遮断弁を閉弁したときに
過給遮断弁を閉弁するようにした分割運転制御式内燃機
関。The cylinders are divided into a first cylinder group and a second cylinder group, and the downstream portion of the intake passage is divided into a first intake passage and a second intake passage, and the first intake passage is connected to the first cylinder group. A throttle valve that connects the second intake passage to the second cylinder group and controls the amount of intake air supplied to the first cylinder group and the second cylinder group is provided in the intake passage, and a throttle valve is provided in the intake passage downstream of the throttle valve. An intake cutoff valve is provided in the intake cutoff valve, the intake cutoff valve is opened during high engine load operation, and an exhaust recirculation valve is provided in an exhaust recirculation passage that connects the first intake passage downstream of the intake cutoff valve and the engine exhaust passage. and closes the exhaust gas recirculation valve during high engine load operation to supply fuel to the first cylinder group and the second cylinder group during engine high load operation, and to supply fuel to the first cylinder group during low engine load operation. In an internal combustion engine equipped with a fuel supply device for stopping the engine, a first turbocharger driven by exhaust gas discharged from a first cylinder group and a second turbocharger driven by exhaust gas discharged from a second cylinder group. a discharge side of the first turbocharger compressor is connected to the intake passage, and a discharge side of the second turbocharger compressor is also connected to the intake passage; A supercharging cutoff valve that opens and closes in response to the opening/closing operation of the intake cutoff valve is provided in the discharge conduit connecting the discharge side and the intake passage, and the supercharging cutoff valve is closed when the intake cutoff valve is closed. A split-operation controlled internal combustion engine with valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14447783U JPS6054738U (en) | 1983-09-20 | 1983-09-20 | Split operation controlled internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14447783U JPS6054738U (en) | 1983-09-20 | 1983-09-20 | Split operation controlled internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6054738U true JPS6054738U (en) | 1985-04-17 |
Family
ID=30322172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14447783U Pending JPS6054738U (en) | 1983-09-20 | 1983-09-20 | Split operation controlled internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6054738U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010120472A (en) * | 2008-11-18 | 2010-06-03 | Toyota Motor Corp | Egr control device for internal combustion engine |
| JP2016153621A (en) * | 2015-02-20 | 2016-08-25 | トヨタ自動車株式会社 | Control device of supercharged engine |
-
1983
- 1983-09-20 JP JP14447783U patent/JPS6054738U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010120472A (en) * | 2008-11-18 | 2010-06-03 | Toyota Motor Corp | Egr control device for internal combustion engine |
| JP2016153621A (en) * | 2015-02-20 | 2016-08-25 | トヨタ自動車株式会社 | Control device of supercharged engine |
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