JPS6451772U - - Google Patents
Info
- Publication number
- JPS6451772U JPS6451772U JP14620987U JP14620987U JPS6451772U JP S6451772 U JPS6451772 U JP S6451772U JP 14620987 U JP14620987 U JP 14620987U JP 14620987 U JP14620987 U JP 14620987U JP S6451772 U JPS6451772 U JP S6451772U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- calculating
- ignition timing
- feedback amount
- crank angle
- 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
Landscapes
- Electrical Control Of Ignition Timing (AREA)
Description
第１図はこの考案のクレーム対応図、第２図は
この考案の一実施例の制御系のブロツク図、第３
図はこの実施例の演算内容を説明する流れ図であ
る。
１……筒内圧最大クランク角検出手段、２……
移動平均値算出手段、３……フイードバツク量算
出手段、４……出力点火時期算出手段、２２……
点火プラグ、２３……筒内圧センサ、２４……チ
ヤージアンプ、２６……クランク角センサ、２７
……空気量センサ、３０……コントロールユニツ
ト、３６……点火コイル。
Fig. 1 is a claim correspondence diagram of this invention, Fig. 2 is a block diagram of a control system of an embodiment of this invention, and Fig. 3
The figure is a flowchart explaining the calculation contents of this embodiment. 1... Cylinder pressure maximum crank angle detection means, 2...
Moving average value calculation means, 3... Feedback amount calculation means, 4... Output ignition timing calculation means, 22...
Spark plug, 23... Cylinder pressure sensor, 24... Charge amplifier, 26... Crank angle sensor, 27
...Air amount sensor, 30...Control unit, 36...Ignition coil.
Claims (1)
と、この筒内圧最大クランク角の検出値から移動
平均値を算出する手段と、この移動平均値と圧縮
上死点後の一定の目標値との偏差に基づいて各フ
イードバツク量を算出する手段と、このフイード
バツク量にて運転状態に応じた基本点火時期を補
正して出力すべき点火時期を気筒別に求める手段
とを備えることを特徴とする多気筒機関の点火時
期制御装置。 Means for detecting the cylinder pressure maximum crank angle for each cylinder, means for calculating a moving average value from the detected value of the cylinder pressure maximum crank angle, and the deviation between this moving average value and a constant target value after compression top dead center. A multi-cylinder engine comprising means for calculating each feedback amount based on the feedback amount, and means for calculating the ignition timing to be output for each cylinder by correcting the basic ignition timing according to the operating condition using the feedback amount. ignition timing control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14620987U JPS6451772U (en) | 1987-09-25 | 1987-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14620987U JPS6451772U (en) | 1987-09-25 | 1987-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6451772U true JPS6451772U (en) | 1989-03-30 |
Family
ID=31415484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14620987U Pending JPS6451772U (en) | 1987-09-25 | 1987-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6451772U (en) |
-
1987
- 1987-09-25 JP JP14620987U patent/JPS6451772U/ja active Pending