JPS59152142U - Two-stage supercharged internal combustion engine - Google Patents

Two-stage supercharged internal combustion engine

Info

Publication number
JPS59152142U
JPS59152142U JP4485583U JP4485583U JPS59152142U JP S59152142 U JPS59152142 U JP S59152142U JP 4485583 U JP4485583 U JP 4485583U JP 4485583 U JP4485583 U JP 4485583U JP S59152142 U JPS59152142 U JP S59152142U
Authority
JP
Japan
Prior art keywords
internal combustion
combustion engine
exhaust
supercharged internal
pressure exhaust
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
JP4485583U
Other languages
Japanese (ja)
Inventor
秀一 中村
宮原 真
Original Assignee
日産ディーゼル工業株式会社
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 by 日産ディーゼル工業株式会社 filed Critical 日産ディーゼル工業株式会社
Priority to JP4485583U priority Critical patent/JPS59152142U/en
Publication of JPS59152142U publication Critical patent/JPS59152142U/en
Pending legal-status Critical Current

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  • Supercharger (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第1図は本考案の実施例を示す2段過給内燃機関の吸排
気系統の配管図である。第2図は第1図に示す機関の吸
気弁、高圧排気弁及び低圧排気弁のクランク角に対する
各弁の開弁面積の関係を示すグラフである。   − 1・・・シリンダ、2・・・吸気弁、3・・・高圧排気
弁、4・・・低圧排気弁、5・・・吸気マニホルド、6
・・・高圧排気マニホルド、7・・・低圧排気マニホル
ド、13・・・高圧段ターボチャージャ、16・・・低
圧段ターボチャージャ。
FIG. 1 is a piping diagram of an intake and exhaust system of a two-stage supercharged internal combustion engine showing an embodiment of the present invention. FIG. 2 is a graph showing the relationship between the opening area of each valve and the crank angle of the intake valve, high-pressure exhaust valve, and low-pressure exhaust valve of the engine shown in FIG. - 1...Cylinder, 2...Intake valve, 3...High pressure exhaust valve, 4...Low pressure exhaust valve, 5...Intake manifold, 6
...High pressure exhaust manifold, 7...Low pressure exhaust manifold, 13...High pressure stage turbocharger, 16...Low pressure stage turbocharger.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内燃機関の吸排気系にターボチャージャを直列に2段連
結してなる2段過給内燃機関において、各気筒に排気弁
を2個設け、排気行程で先に開弁する高圧排気弁を高圧
排気マニホルドに接続し、その高圧排気マニホルドに接
続された排気通路を第1のターボチャージャのタービン
を経て第2のターボチャージャのタービンに接続すると
共に、後から開弁する低圧排気弁を低圧排気マニホルド
に接続し、その低圧排気マニホルドに接続された排気通
路を第2のターボチャージャのタービンに接続してなる
ことを特徴とする2段過給内燃機関。
In a two-stage supercharged internal combustion engine in which two stages of turbochargers are connected in series to the intake and exhaust system of the internal combustion engine, two exhaust valves are provided for each cylinder, and the high-pressure exhaust valve that opens first in the exhaust stroke is used for high-pressure exhaust. The exhaust passage connected to the high pressure exhaust manifold is connected to the turbine of the second turbocharger via the turbine of the first turbocharger, and a low pressure exhaust valve that opens later is connected to the low pressure exhaust manifold. A two-stage supercharged internal combustion engine characterized in that the exhaust passage connected to the low-pressure exhaust manifold is connected to the turbine of a second turbocharger.
JP4485583U 1983-03-30 1983-03-30 Two-stage supercharged internal combustion engine Pending JPS59152142U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4485583U JPS59152142U (en) 1983-03-30 1983-03-30 Two-stage supercharged internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4485583U JPS59152142U (en) 1983-03-30 1983-03-30 Two-stage supercharged internal combustion engine

Publications (1)

Publication Number Publication Date
JPS59152142U true JPS59152142U (en) 1984-10-12

Family

ID=30175383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4485583U Pending JPS59152142U (en) 1983-03-30 1983-03-30 Two-stage supercharged internal combustion engine

Country Status (1)

Country Link
JP (1) JPS59152142U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS639617A (en) * 1986-06-27 1988-01-16 Isuzu Motors Ltd Turbo-compound engine
JP2016102464A (en) * 2014-11-28 2016-06-02 ダイハツ工業株式会社 Internal combustion engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS639617A (en) * 1986-06-27 1988-01-16 Isuzu Motors Ltd Turbo-compound engine
JP2016102464A (en) * 2014-11-28 2016-06-02 ダイハツ工業株式会社 Internal combustion engine

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