JPS6351161U - - Google Patents
Info
- Publication number
- JPS6351161U JPS6351161U JP14627186U JP14627186U JPS6351161U JP S6351161 U JPS6351161 U JP S6351161U JP 14627186 U JP14627186 U JP 14627186U JP 14627186 U JP14627186 U JP 14627186U JP S6351161 U JPS6351161 U JP S6351161U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- ignition timing
- operating state
- acceleration
- detection means
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 230000001133 acceleration Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Electrical Control Of Ignition Timing (AREA)
Description
第１図は本考案の基本概念図、第２〜６図は本
考案の一実施例を示す図であり、第２図はその全
体構成図、第３図はその可変容量ターボチヤージ
ヤの要部断面図、第４図はその点火時期制御のプ
ログラムを示すフローチヤート、第５図はその過
給圧ＰＢとリタード量θとの関係を示す図、第６
図はその過給圧、エンジン軸トルク、排圧の変化
を示す図、第７，８図は従来の可変容量ターボチ
ヤージヤの制御装置を示す図であり、第７図はそ
のＶ／Ｎの制御態様を示す図、第８図はその過給
圧、エンジン軸トルク、排圧の変化を示す図であ
る。
１……エンジン、７……点火手段、１０……タ
ーボチヤージヤ、１６……絞弁開度センサ（加速
検出手段）、１７……過給圧センサ（過給圧検出
手段）、５２……コントロールユニツト（点火時
期設定手段）、５３……運転状態検出手段。
Fig. 1 is a basic conceptual diagram of the present invention, Figs. 2 to 6 are diagrams showing one embodiment of the invention, Fig. 2 is an overall configuration diagram thereof, and Fig. 3 is a sectional view of the main part of the variable displacement turbocharger. 4 is a flowchart showing the ignition timing control program, FIG. 5 is a diagram showing the relationship between the boost pressure PB and the retard amount θ, and FIG.
The figure shows changes in supercharging pressure, engine shaft torque, and exhaust pressure. Figures 7 and 8 are diagrams showing a conventional variable displacement turbocharger control device. Figure 7 shows the V/N control mode. FIG. 8 is a diagram showing changes in supercharging pressure, engine shaft torque, and exhaust pressure. DESCRIPTION OF SYMBOLS 1... Engine, 7... Ignition means, 10... Turbo charger, 16... Throttle valve opening sensor (acceleration detection means), 17... Boost pressure sensor (boost pressure detection means), 52... Control unit (Ignition timing setting means), 53... Operating state detection means.
Claims (1)
出手段と、 (b) エンジンの加速を検出する加速検出手段と
、 (c) 可変容量ターボチヤージヤにより過給され
る吸気の過給圧を検出する過給圧検出手段と、 (d) 運転状態に基づいて点火時期を設定すると
ともに、エンジンが加速状態に移行すると吸気の
過給圧に応じて所定量だけ点火時期を遅らせる点
火時期設定手段と、 (e) 点火時期設定手段の出力に基づいて混合気
に点火する点火手段と、 を備えたことを特徴とする可変容量ターボチヤー
ジヤ付エンジンの点火時期制御装置。[Scope of Claim for Utility Model Registration] (a) Operating state detection means for detecting the operating state of the engine; (b) Acceleration detection means for detecting acceleration of the engine; (c) Intake air supercharged by a variable displacement turbocharger. (d) setting the ignition timing based on the operating state, and adjusting the ignition timing by a predetermined amount according to the intake supercharging pressure when the engine shifts to an acceleration state; An ignition timing control device for an engine with a variable displacement turbocharger, comprising: (e) ignition means for igniting an air-fuel mixture based on the output of the ignition timing setting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14627186U JPS6351161U (en) | 1986-09-22 | 1986-09-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14627186U JPS6351161U (en) | 1986-09-22 | 1986-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6351161U true JPS6351161U (en) | 1988-04-06 |
Family
ID=31058585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14627186U Pending JPS6351161U (en) | 1986-09-22 | 1986-09-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6351161U (en) |
-
1986
- 1986-09-22 JP JP14627186U patent/JPS6351161U/ja active Pending