JPS63168281U - - Google Patents
Info
- Publication number
- JPS63168281U JPS63168281U JP6140387U JP6140387U JPS63168281U JP S63168281 U JPS63168281 U JP S63168281U JP 6140387 U JP6140387 U JP 6140387U JP 6140387 U JP6140387 U JP 6140387U JP S63168281 U JPS63168281 U JP S63168281U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- ignition
- crank angle
- pressure sensor
- signal
- 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 1
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 1
Description
第１図は本考案の構成を示すブロツク図、第２
図は本考案の一実施例を示すシステム図、第３図
イは筒内圧力センサの取付状態を示す図、同図ロ
は筒内圧力センサの平面図、第４図はチヤージア
ンプの回路図、第５図は点火制御のタイムチヤー
ト、第６図はクランク角センサ故障時のバツクア
ツプ制御ルーチンのフローチヤートである。
１１……クランク角センサ、１３Ａ〜１３Ｄ…
…筒内圧力センサ、１５……コントロールユニツ
ト、１６……マルチプレクサ、１７……マイクロ
コンピユータ、２２……デコーダ、２５Ａ〜２５
Ｄ……点火プラグ。
Figure 1 is a block diagram showing the configuration of the present invention, Figure 2 is a block diagram showing the configuration of the present invention.
The figure is a system diagram showing an embodiment of the present invention, FIG. 3A is a diagram showing the installation state of the cylinder pressure sensor, FIG. FIG. 5 is a time chart of ignition control, and FIG. 6 is a flowchart of a backup control routine when a crank angle sensor fails. 11...Crank angle sensor, 13A to 13D...
... Cylinder pressure sensor, 15 ... Control unit, 16 ... Multiplexer, 17 ... Microcomputer, 22 ... Decoder, 25A to 25
D...Spark plug.
Claims (1)
べき気筒を判別し決定された点火時期にて点火さ
せる内燃機関の点火制御装置において、各気筒に
筒内圧力センサを有すると共に、クランク角セン
サ故障時に各気筒の筒内圧力センサからの信号に
基づいて各気筒の点火を制御するバツクアツプ制
御手段を有してなることを特徴とする点火制御装
置のバツクアツプ装置。 In an ignition control device for an internal combustion engine that determines which cylinder should be ignited based on a signal from a crank angle sensor and ignites the cylinder at the determined ignition timing, each cylinder has an in-cylinder pressure sensor, and when the crank angle sensor fails, each cylinder 1. A backup device for an ignition control device, comprising backup control means for controlling ignition in each cylinder based on a signal from an in-cylinder pressure sensor of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6140387U JPS63168281U (en) | 1987-04-24 | 1987-04-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6140387U JPS63168281U (en) | 1987-04-24 | 1987-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63168281U true JPS63168281U (en) | 1988-11-01 |
Family
ID=30894708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6140387U Pending JPS63168281U (en) | 1987-04-24 | 1987-04-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63168281U (en) |
-
1987
- 1987-04-24 JP JP6140387U patent/JPS63168281U/ja active Pending
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