JPS63196419U - - Google Patents

Info

Publication number
JPS63196419U
JPS63196419U JP8736287U JP8736287U JPS63196419U JP S63196419 U JPS63196419 U JP S63196419U JP 8736287 U JP8736287 U JP 8736287U JP 8736287 U JP8736287 U JP 8736287U JP S63196419 U JPS63196419 U JP S63196419U
Authority
JP
Japan
Prior art keywords
exhaust
exhaust passage
passage
bypass
collector provided
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
JP8736287U
Other languages
Japanese (ja)
Other versions
JPH0612169Y2 (en
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 JP1987087362U priority Critical patent/JPH0612169Y2/en
Publication of JPS63196419U publication Critical patent/JPS63196419U/ja
Application granted granted Critical
Publication of JPH0612169Y2 publication Critical patent/JPH0612169Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Exhaust Gas After Treatment (AREA)

Description

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

第１図はこの考案の第１実施例を示す全体構成
図、第２図はこの考案の第２実施例を示す全体構
成図、第３図は従来の内燃機関の微粒子処理装置
を示す全体構成図、第４図はこの装置内における
排気温度と排気圧力を示す特性図である。 １１……デイーゼル機関、１３……排気通路、
１４……第１捕集器、１５……バイパス通路、１
６……第２捕集器、１７……流路切換弁、２１…
…コンピユータユニツト（制御手段）。 Figure 1 is an overall configuration diagram showing a first embodiment of this invention, Figure 2 is an overall configuration diagram showing a second embodiment of this invention, and Figure 3 is an overall configuration diagram showing a conventional particulate processing device for an internal combustion engine. 4 are characteristic diagrams showing exhaust temperature and exhaust pressure in this device. 11... Diesel engine, 13... Exhaust passage,
14...First collector, 15...Bypass passage, 1
6...Second collector, 17...Flow path switching valve, 21...
...Computer unit (control means).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 排気通路の上流側に設けられて排気微粒子を捕
集する第１捕集器と、上記排気通路の下流側に形
成されたバイパス通路に設けられた第２捕集器と
、上記排気通路とバイパス通路とを切換える流路
切換弁と、該流路切換弁を少なくとも機関低回転
低負荷域に上記排気通路を閉成し上記バイパス通
路を開成するように切換制御する制御手段とを備
えたことを特徴とする内燃機関の排気微粒子処理
装置。 a first collector provided on the upstream side of the exhaust passage to collect exhaust particulates; a second collector provided in the bypass passage formed on the downstream side of the exhaust passage; and the exhaust passage and the bypass. and a control means for switching and controlling the flow path switching valve so as to close the exhaust passage and open the bypass passage at least in a low engine speed and low load region. Features: Exhaust particulate treatment device for internal combustion engines.
JP1987087362U 1987-06-05 1987-06-05 Exhaust particulate treatment device for internal combustion engine Expired - Lifetime JPH0612169Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987087362U JPH0612169Y2 (en) 1987-06-05 1987-06-05 Exhaust particulate treatment device for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987087362U JPH0612169Y2 (en) 1987-06-05 1987-06-05 Exhaust particulate treatment device for internal combustion engine

Publications (2)

Publication Number Publication Date
JPS63196419U true JPS63196419U (en) 1988-12-16
JPH0612169Y2 JPH0612169Y2 (en) 1994-03-30

Family

ID=30944499

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987087362U Expired - Lifetime JPH0612169Y2 (en) 1987-06-05 1987-06-05 Exhaust particulate treatment device for internal combustion engine

Country Status (1)

Country Link
JP (1) JPH0612169Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002040836A1 (en) * 2000-11-17 2002-05-23 Toyota Jidosha Kabushiki Kaisha Exhaust emission control device and method of controlling exhaust emission

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS582314U (en) * 1981-06-30 1983-01-08 トヨタ自動車株式会社 Diesel engine exhaust particulate removal device
JPS58111310U (en) * 1982-01-26 1983-07-29 日産自動車株式会社 Exhaust purification device for internal combustion engine with supercharger

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS582314U (en) * 1981-06-30 1983-01-08 トヨタ自動車株式会社 Diesel engine exhaust particulate removal device
JPS58111310U (en) * 1982-01-26 1983-07-29 日産自動車株式会社 Exhaust purification device for internal combustion engine with supercharger

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002040836A1 (en) * 2000-11-17 2002-05-23 Toyota Jidosha Kabushiki Kaisha Exhaust emission control device and method of controlling exhaust emission
US6829891B2 (en) 2000-11-17 2004-12-14 Toyota Jidosha Kabushiki Kaisha Exhaust emission control device and method of controlling exhaust emission

Also Published As

Publication number Publication date
JPH0612169Y2 (en) 1994-03-30

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