JPS6151448U - - Google Patents
Info
- Publication number
- JPS6151448U JPS6151448U JP13667284U JP13667284U JPS6151448U JP S6151448 U JPS6151448 U JP S6151448U JP 13667284 U JP13667284 U JP 13667284U JP 13667284 U JP13667284 U JP 13667284U JP S6151448 U JPS6151448 U JP S6151448U
- Authority
- JP
- Japan
- Prior art keywords
- solenoid
- fuel injection
- injection valve
- electronic fuel
- thyristor
- 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
- 239000000446 fuel Substances 0.000 claims 4
- 238000002347 injection Methods 0.000 claims 4
- 239000007924 injection Substances 0.000 claims 4
- 238000007599 discharging Methods 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は駆動電流制御装置の従来例を示す回路図、第
３図は第２図の各部の電流波形図である。
１…ソレノイド、２…パワートランジスタ、４
…フライホイールトランジスタ、６…サイリスタ
、７…コンデンサ、２３…定電圧発生回路、２４
…制御装置。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a circuit diagram showing a conventional example of a drive current control device, and FIG. 3 is a current waveform diagram of each part of FIG. 2. 1... Solenoid, 2... Power transistor, 4
...flywheel transistor, 6...thyristor, 7...capacitor, 23...constant voltage generation circuit, 24
…Control device.
Claims (1)
ドに駆動用スイツチング手段を直列接続すると共
に前記ソレノイドに発生する逆起電力を放電する
放電用スイツチング手段を前記ソレノイドに並列
接続し、該放電用スイツチング手段をトリガ信号
にて点弧されるサイリスタによりＯＮさせるよう
にした電子式燃料噴射弁の駆動電流制御装置にお
いて、前記サイリスタのアノード端子に定電圧を
印加する定電圧発生回路を設け、前記サイリスタ
が点弧されたときに当該サイリスタにそのＯＮ状
態を維持させる保持電流が流れるようにしたこと
を特徴とする内燃機関における電子式燃料噴射弁
の駆動電流制御装置。 A driving switching means is connected in series to a solenoid of an electronic fuel injection valve connected to a power supply, and a discharging switching means for discharging a back electromotive force generated in the solenoid is connected in parallel to the solenoid, and the discharging switching means is connected in parallel to the solenoid. In a drive current control device for an electronic fuel injection valve, the drive current control device for an electronic fuel injection valve is configured to turn on a thyristor that is fired by a trigger signal. 1. A drive current control device for an electronic fuel injection valve in an internal combustion engine, characterized in that a holding current flows through the thyristor to maintain its ON state when the thyristor is turned on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13667284U JPS6151448U (en) | 1984-09-11 | 1984-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13667284U JPS6151448U (en) | 1984-09-11 | 1984-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6151448U true JPS6151448U (en) | 1986-04-07 |
Family
ID=30695119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13667284U Pending JPS6151448U (en) | 1984-09-11 | 1984-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6151448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03275957A (en) * | 1989-10-23 | 1991-12-06 | Tohoku Tokushuko Kk | Solenoid valve driving circuit |
-
1984
- 1984-09-11 JP JP13667284U patent/JPS6151448U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03275957A (en) * | 1989-10-23 | 1991-12-06 | Tohoku Tokushuko Kk | Solenoid valve driving circuit |
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