JPH0337263U - - Google Patents

Info

Publication number
JPH0337263U
JPH0337263U JP9879189U JP9879189U JPH0337263U JP H0337263 U JPH0337263 U JP H0337263U JP 9879189 U JP9879189 U JP 9879189U JP 9879189 U JP9879189 U JP 9879189U JP H0337263 U JPH0337263 U JP H0337263U
Authority
JP
Japan
Prior art keywords
pipe
egr
exhaust
valve
intake
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
Application number
JP9879189U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP9879189U priority Critical patent/JPH0337263U/ja
Publication of JPH0337263U publication Critical patent/JPH0337263U/ja
Pending legal-status Critical Current

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  • Exhaust-Gas Circulating Devices (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、本考案に係る排気ガス再循環制御装
置の一実施例を示す図、第２図は、本考案に用い
られるコントローラで実行されるＥＧＲ制御のフ
ローチヤート図、第３図は、エンジンの運転状態
に応じて制御されるＥＧＲ弁開度のメモリマツプ
を示した図、である。 第１図において、１はエンジン、２及び２ａは
吸気管、３及び３ａは排気管、４は特定のシリン
ダ、５はＥＧＲ管、６は吸気側ＥＧＲ弁、７は排
気側ＥＧＲ弁、８は燃料弁、９はＥＧＲガスクー
ラー、１２はコントローラ、を示す。 FIG. 1 is a diagram showing an embodiment of the exhaust gas recirculation control device according to the present invention, FIG. 2 is a flowchart of EGR control executed by the controller used in the present invention, and FIG. FIG. 3 is a diagram showing a memory map of the EGR valve opening degree controlled according to the operating state of the engine. In FIG. 1, 1 is an engine, 2 and 2a are intake pipes, 3 and 3a are exhaust pipes, 4 is a specific cylinder, 5 is an EGR pipe, 6 is an intake side EGR valve, 7 is an exhaust side EGR valve, and 8 is an exhaust side EGR valve. A fuel valve, 9 an EGR gas cooler, and 12 a controller are shown.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] エンジンの吸気管と特定シリンダの排気管とを
接続するＥＧＲ管と、該排気管の大気放出側に設
けた排気側ＥＧＲ弁と、該ＥＧＲ管に設けたクー
ラーと、該ＥＧＲ管と該吸気管との間に設けた吸
気側ＥＧＲ弁と、該特定シリンダの吸気管内に設
けたフユーミゲーシヨン燃料弁と、ＥＧＲ制御時
に該吸気側ＥＧＲ弁を開き該排気側ＥＧＲ弁を運
転状態に応じた開度に制御し該燃料弁による燃料
噴射量を制御する制御手段と、を備えたことを特
徴とする排気ガス再循環制御装置。 An EGR pipe that connects the intake pipe of the engine and the exhaust pipe of a specific cylinder, an exhaust-side EGR valve provided on the atmosphere release side of the exhaust pipe, a cooler provided in the EGR pipe, and the EGR pipe and the intake pipe. and a fumigation fuel valve provided in the intake pipe of the specific cylinder. During EGR control, the intake side EGR valve is opened and the exhaust side EGR valve is opened according to the operating state. An exhaust gas recirculation control device comprising: control means for controlling the opening degree of the fuel valve and controlling the fuel injection amount by the fuel valve.
JP9879189U 1989-08-24 1989-08-24 Pending JPH0337263U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9879189U JPH0337263U (en) 1989-08-24 1989-08-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9879189U JPH0337263U (en) 1989-08-24 1989-08-24

Publications (1)

Publication Number Publication Date
JPH0337263U true JPH0337263U (en) 1991-04-11

Family

ID=31647875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9879189U Pending JPH0337263U (en) 1989-08-24 1989-08-24

Country Status (1)

Country Link
JP (1) JPH0337263U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002089311A (en) * 2000-09-11 2002-03-27 Toyota Motor Corp Internal combustion engine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4977031A (en) * 1972-11-03 1974-07-25
JPS5896159A (en) * 1981-12-04 1983-06-08 Nissan Motor Co Ltd Exhaust recirculation apparatus for multicylinder diesel engine
JPS595787A (en) * 1982-06-21 1984-01-12 ゼロツクス・コ−ポレ−シヨン Minimum field region ccd image pickup device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4977031A (en) * 1972-11-03 1974-07-25
JPS5896159A (en) * 1981-12-04 1983-06-08 Nissan Motor Co Ltd Exhaust recirculation apparatus for multicylinder diesel engine
JPS595787A (en) * 1982-06-21 1984-01-12 ゼロツクス・コ−ポレ−シヨン Minimum field region ccd image pickup device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002089311A (en) * 2000-09-11 2002-03-27 Toyota Motor Corp Internal combustion engine

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