JPS5844445U - Control device for intake throttle valve in diesel engine - Google Patents

Control device for intake throttle valve in diesel engine

Info

Publication number
JPS5844445U
JPS5844445U JP13919581U JP13919581U JPS5844445U JP S5844445 U JPS5844445 U JP S5844445U JP 13919581 U JP13919581 U JP 13919581U JP 13919581 U JP13919581 U JP 13919581U JP S5844445 U JPS5844445 U JP S5844445U
Authority
JP
Japan
Prior art keywords
throttle valve
diesel engine
control device
intake throttle
load
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
JP13919581U
Other languages
Japanese (ja)
Other versions
JPS63988Y2 (en
Inventor
昇 渡辺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP13919581U priority Critical patent/JPS5844445U/en
Publication of JPS5844445U publication Critical patent/JPS5844445U/en
Application granted granted Critical
Publication of JPS63988Y2 publication Critical patent/JPS63988Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (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図は本考案による吸気絞り弁の制御装置が組込まれ
たディーゼルエンジンの一つの実施例を示す概略構成図
、第２図はデユーティ比に対する吸気絞り弁開度特性を
示すグラフ、第３図はエンジン負荷とエンジン回転数と
に応じた最適デユーティ比を示すグラフ、第４図はエン
ジン回転数に応じた比較所定値及び初期圧力を示すグラ
フ、第５図はフローチャートである。 １・・・ディーゼルエンジン、２・・・吸気マニホール
ド、３・・・排気マニホールド、４・・・排気管、５・
・・粒子捕集器、６・・・排気管、７・・・燃料噴射ポ
ンプ、８・・・吸気絞り弁、８ａ・・・弁軸、９・・・
レバー、１０・・・ダイヤフラム装置、１１・・中ラド
、１２・・・ダイヤフラム、１３・・・ダイヤフラム室
、１４・・・圧縮コイルばね、１５・・・負圧ポンプ、
１６・・・導管、１７・・・負圧制御弁、１８・・・導
管、１９・・・制御装置、２０・・・エンジン負荷セン
サ、２１・・・エンジン回転数センサ、２２・・・圧力
センサ、２３・・・導管。Fig. 1 is a schematic configuration diagram showing one embodiment of a diesel engine incorporating an intake throttle valve control device according to the present invention, Fig. 2 is a graph showing intake throttle valve opening characteristics with respect to duty ratio, and Fig. 3 4 is a graph showing the optimum duty ratio according to the engine load and engine speed, FIG. 4 is a graph showing the comparative predetermined value and initial pressure according to the engine speed, and FIG. 5 is a flowchart. DESCRIPTION OF SYMBOLS 1...Diesel engine, 2...Intake manifold, 3...Exhaust manifold, 4...Exhaust pipe, 5...
...Particle collector, 6...Exhaust pipe, 7...Fuel injection pump, 8...Intake throttle valve, 8a...Valve shaft, 9...
lever, 10... diaphragm device, 11... middle rad, 12... diaphragm, 13... diaphragm chamber, 14... compression coil spring, 15... negative pressure pump,
16... Conduit, 17... Negative pressure control valve, 18... Conduit, 19... Control device, 20... Engine load sensor, 21... Engine speed sensor, 22... Pressure Sensor, 23... conduit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ディーゼルエンジンの排気系に設けられた排気粒子捕集
器に捕捉された粒子を焼失させるために吸気絞りを行う
吸気絞り弁の制御装置にして、ダイヤフラム室に導入さ
れる液体圧に応じて前記吸気絞り弁の開度を制御するダ
イヤフラム装置と、ディーゼルエンジンの負荷を測定す
る負荷測定手段と、前記ディーゼルエンジンの回転数を
測定する回転数測定手段と、前記負荷測定手段により測
定されるエンジン負荷と前記回転数測定手段により測定
されるエンジン回転数とに応じて前記ダイヤフラム室へ
供給する流体圧を制御する制御手段とを有していること
を特徴とする吸気絞り弁の制御装置。A control device for an intake throttle valve that throttles the intake air in order to burn out particles trapped in an exhaust particle collector installed in the exhaust system of a diesel engine. A diaphragm device for controlling the opening degree of a throttle valve, a load measuring means for measuring a load on a diesel engine, a rotational speed measuring means for measuring a rotational speed of the diesel engine, and an engine load measured by the load measuring means. A control device for an intake throttle valve, comprising: a control means for controlling fluid pressure supplied to the diaphragm chamber in accordance with the engine rotation speed measured by the rotation speed measurement means.
JP13919581U 1981-09-18 1981-09-18 Control device for intake throttle valve in diesel engine Granted JPS5844445U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13919581U JPS5844445U (en) 1981-09-18 1981-09-18 Control device for intake throttle valve in diesel engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13919581U JPS5844445U (en) 1981-09-18 1981-09-18 Control device for intake throttle valve in diesel engine

Publications (2)

Publication Number Publication Date
JPS5844445U true JPS5844445U (en) 1983-03-25
JPS63988Y2 JPS63988Y2 (en) 1988-01-12

Family

ID=29932396

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13919581U Granted JPS5844445U (en) 1981-09-18 1981-09-18 Control device for intake throttle valve in diesel engine

Country Status (1)

Country Link
JP (1) JPS5844445U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0363272U (en) * 1989-10-25 1991-06-20

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5557637A (en) * 1978-10-19 1980-04-28 Gen Motors Corp Diesel engine exhaust filter and particle ashhchanging system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5557637A (en) * 1978-10-19 1980-04-28 Gen Motors Corp Diesel engine exhaust filter and particle ashhchanging system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0363272U (en) * 1989-10-25 1991-06-20

Also Published As

Publication number Publication date
JPS63988Y2 (en) 1988-01-12

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