JPS62138858U - - Google Patents

Info

Publication number
JPS62138858U
JPS62138858U JP2571486U JP2571486U JPS62138858U JP S62138858 U JPS62138858 U JP S62138858U JP 2571486 U JP2571486 U JP 2571486U JP 2571486 U JP2571486 U JP 2571486U JP S62138858 U JPS62138858 U JP S62138858U
Authority
JP
Japan
Prior art keywords
cylinder
oxidation catalyst
exhaust gas
air
supplied
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.)
Granted
Application number
JP2571486U
Other languages
English (en)
Other versions
JPH059484Y2 (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 JP1986025714U priority Critical patent/JPH059484Y2/ja
Publication of JPS62138858U publication Critical patent/JPS62138858U/ja
Application granted granted Critical
Publication of JPH059484Y2 publication Critical patent/JPH059484Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Exhaust-Gas Circulating Devices (AREA)
  • Exhaust Gas After Treatment (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を適用したエンジン
を示す断面図、第２図は制御ルーチンのフローチ
ヤート、第３図は空燃比に対するＮＯｘ，ＨＣ、
およびＣＯ各浄化率を示すグラフである。 １１，１２，１３……第１の気筒、１４……第
２の気筒、４３……三元触媒、４４……酸化触媒
、６０……ＥＧＲパイプ、６２……ＥＧＲ弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. エンジン運転時に理論空燃比付近の混合気を供
    給されて稼動する第１の気筒と、エンジンの低負
    荷運転時にリーン状態の混合気を供給され、低負
    荷運転以外の運転時に理論空燃比付近の混合気を
    供給されて稼動する第２の気筒と、上記各気筒に
    接続された排気通路に設けられ、三元触媒と酸化
    触媒を有する触媒装置と、上記第１の気筒の排気
    ガスのみを該気筒の吸気通路へ還流させる排気還
    流機構とを備え、上記触媒装置は、三元触媒が酸
    化触媒よりも上流側に配置され、上記第１の気筒
    の排気ガスが三元触媒を通過した後酸化触媒を通
    過し、かつ上記第２の気筒の排気ガスが酸化触媒
    の上流側に導かれるべく構成されることを特徴と
    するエンジンの排気浄化装置。
JP1986025714U 1986-02-26 1986-02-26 Expired - Lifetime JPH059484Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986025714U JPH059484Y2 (ja) 1986-02-26 1986-02-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986025714U JPH059484Y2 (ja) 1986-02-26 1986-02-26

Publications (2)

Publication Number Publication Date
JPS62138858U true JPS62138858U (ja) 1987-09-01
JPH059484Y2 JPH059484Y2 (ja) 1993-03-09

Family

ID=30826129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986025714U Expired - Lifetime JPH059484Y2 (ja) 1986-02-26 1986-02-26

Country Status (1)

Country Link
JP (1) JPH059484Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51138229A (en) * 1975-05-27 1976-11-29 Nippon Soken Inc Multi-cylinders engine
JPS58128427A (ja) * 1982-01-26 1983-08-01 Nissan Motor Co Ltd 内燃機関の空燃比制御装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51138229A (en) * 1975-05-27 1976-11-29 Nippon Soken Inc Multi-cylinders engine
JPS58128427A (ja) * 1982-01-26 1983-08-01 Nissan Motor Co Ltd 内燃機関の空燃比制御装置

Also Published As

Publication number Publication date
JPH059484Y2 (ja) 1993-03-09

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