JPS62152026U - - Google Patents
Info
- Publication number
- JPS62152026U JPS62152026U JP3903286U JP3903286U JPS62152026U JP S62152026 U JPS62152026 U JP S62152026U JP 3903286 U JP3903286 U JP 3903286U JP 3903286 U JP3903286 U JP 3903286U JP S62152026 U JPS62152026 U JP S62152026U
- Authority
- JP
- Japan
- Prior art keywords
- intake control
- engine
- control valve
- operating state
- 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
Links
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Exhaust Gas After Treatment (AREA)
Description
第１図はこの考案による内燃機関の吸気制御装
置の基本的構成を示す機能ブロツク図、第２図は
加速時の負荷変化に対する基本燃料噴射量Ｔｐ及
び関数ｆ（θ／Ｎ）の変化特性を示す線図、第３
図はこの考案の一実施例を示す内燃機関のシステ
ム構成図、第４図は第２図における−に沿う
断面図、第５図は第３図のコントロールユニツト
内のマイクロコンピユータによるこの考案に係わ
る制御動作を示すフロー図、第６図は第５図にお
いて使用する定数Ｔｏ１，Ｔｏ２，Ｔｃ１，Ｔｃ
２の説明に供するタイミング図である。
１……エンジン本体、２……エアクリーナ、３
……吸気管、４……インジエクタ、５……点火プ
ラグ、７……排気管、８……触媒コンバータ、９
……絞り弁、１０……コントロールユニツト、１
１……エアフローメータ、１２……絞り弁開度セ
ンサ、１３……圧力センサ、１４……クランク角
センサ、１５……水温センサ、１６……酸素セン
サ、１７……スワールコントロールバルブ（ＳＣ
Ｖ：吸気制御弁）、１８……負圧アクチユエータ
、１９……ソレノイドバルブ。
Fig. 1 is a functional block diagram showing the basic configuration of the intake control device for an internal combustion engine according to this invention, and Fig. 2 shows the change characteristics of the basic fuel injection amount Tp and function f (θ/N) with respect to load changes during acceleration. Line diagram shown, 3rd
Figure 4 is a system configuration diagram of an internal combustion engine showing one embodiment of this invention, Figure 4 is a cross-sectional view taken along - in Figure 2, and Figure 5 is a system configuration diagram of an internal combustion engine showing an embodiment of this invention using the microcomputer in the control unit of Figure 3. A flow diagram showing the control operation, FIG. 6 shows the constants To 1 , To 2 , Tc 1 , Tc used in FIG.
FIG. 2 is a timing diagram for explaining No. 2 ; 1...Engine body, 2...Air cleaner, 3
... Intake pipe, 4 ... Injector, 5 ... Spark plug, 7 ... Exhaust pipe, 8 ... Catalytic converter, 9
... Throttle valve, 10 ... Control unit, 1
1... Air flow meter, 12... Throttle valve opening sensor, 13... Pressure sensor, 14... Crank angle sensor, 15... Water temperature sensor, 16... Oxygen sensor, 17... Swirl control valve (SC
V: intake control valve), 18... negative pressure actuator, 19... solenoid valve.
Claims (1)
、機関の吸気通路に設けられ、開閉して該吸気通
路を絞ることにより機関の燃焼室内の渦流の強さ
を制御する吸気制御弁と、機関の運転状態に応じ
て前記吸気制御弁を開閉する吸気制御弁開閉手段
とを備えた内燃機関の吸気制御装置において、 前記運転状態検出手段が、少なくとも機関の吸
気管に設けられた絞り弁の開度と機関の回転数と
を検出する手段を備えており、 前記吸気制御弁開閉手段が、前記運転状態検出
手段によつて検出される絞り弁開度と機関回転数
との関数に応じて吸気制御弁の開度を決定する手
段を備えていることを特徴とする内燃機関の吸気
制御装置。[Scope of Claim for Utility Model Registration] An operating state detection means for detecting the operating state of the engine, and an operating state detection means provided in the intake passage of the engine, which controls the strength of the vortex flow in the combustion chamber of the engine by opening and closing to narrow the intake passage. An intake control device for an internal combustion engine, comprising an intake control valve that opens and closes the intake control valve according to the operating state of the engine, and an intake control valve opening/closing means that opens and closes the intake control valve according to the operating state of the engine, wherein The intake control valve opening/closing means detects the opening degree of the throttle valve and the engine rotation speed detected by the operating state detection means. An intake control device for an internal combustion engine, comprising means for determining the opening degree of an intake control valve according to a function of the intake control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3903286U JPS62152026U (en) | 1986-03-19 | 1986-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3903286U JPS62152026U (en) | 1986-03-19 | 1986-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62152026U true JPS62152026U (en) | 1987-09-26 |
Family
ID=30851827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3903286U Pending JPS62152026U (en) | 1986-03-19 | 1986-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62152026U (en) |
-
1986
- 1986-03-19 JP JP3903286U patent/JPS62152026U/ja active Pending