JPS591868U - Safety circuit in case of diesel engine control device failure - Google Patents
Safety circuit in case of diesel engine control device failureInfo
- Publication number
- JPS591868U JPS591868U JP9571382U JP9571382U JPS591868U JP S591868 U JPS591868 U JP S591868U JP 9571382 U JP9571382 U JP 9571382U JP 9571382 U JP9571382 U JP 9571382U JP S591868 U JPS591868 U JP S591868U
- Authority
- JP
- Japan
- Prior art keywords
- diesel engine
- safety circuit
- control device
- circuit
- engine control
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例である安全回路図、第２図（
よ本考案を適用するのに好適な一実施例であるシステム
構成のブロック図である。
１００・・・マイクロコンピュータ、１１０・・・駆動
回路、１２０・・・アクチュ千−夕、１３０・・・安全
回路、１４０・・・噴射ポンプ、１５０・・・ディーゼ
ルエンジン。Figure 1 is a safety circuit diagram of an embodiment of the present invention, and Figure 2 (
1 is a block diagram of a system configuration that is a preferred embodiment to which the present invention is applied; FIG. 100... Microcomputer, 110... Drive circuit, 120... Actuator, 130... Safety circuit, 140... Injection pump, 150... Diesel engine.
Claims (1)
噴射される燃料量が制御できる噴射ポンプへの燃料供給
制御用の電気式アクチュエータとアクチュエータを駆動
する駆動回路とエンジン系統のセンサ入力よりアクチュ
エータに指示を出す中央集中演算制御装置を有するディ
ーゼルエンジンの電子制御装置において、上記制御回路
と別にエンジン回転数情報よりエンジンの暴走を判定し
、暴走を防ぐ安全回路を有し、かつ安全回路は、駆動回
路を動作を停止するようにしたことを特徴とするディー
ゼルエンジン制御装置故障時の安全回路。− ２請求の範囲第１項において、安全回路の動作を駆動回
路電源しゃ断としたことを特徴とす東ディーゼルエンジ
ン制御装置め安全回路。 ３ 請求の範囲第１項において、安全回路の動作を中央
集中演算制御装置から駆動回路に入力さ ゛れる信号の
しゃ断としたことを特徴とするディーゼルエンジン制御
装置の安全回路。[Claims for Utility Model Registration] 1. A diesel engine, an injection pump, an electric actuator for controlling fuel supply to the injection pump that can control the amount of fuel injected by the injection pump, a drive circuit for driving the actuator, and sensors for the engine system. An electronic control device for a diesel engine that has a central arithmetic and control unit that issues instructions to actuators from inputs has a safety circuit that determines runaway of the engine from engine speed information and prevents it from running out of control, separate from the above control circuit. The circuit is a safety circuit in the event of a failure of the diesel engine control device, which is characterized by stopping the operation of the drive circuit. -2 A safety circuit for an East Diesel engine control device according to claim 1, characterized in that the operation of the safety circuit is to cut off the drive circuit power supply. 3. The safety circuit for a diesel engine control device according to claim 1, characterized in that the operation of the safety circuit is to cut off a signal input from a central processing and control unit to a drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9571382U JPS591868U (en) | 1982-06-28 | 1982-06-28 | Safety circuit in case of diesel engine control device failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9571382U JPS591868U (en) | 1982-06-28 | 1982-06-28 | Safety circuit in case of diesel engine control device failure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS591868U true JPS591868U (en) | 1984-01-07 |
Family
ID=30228444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9571382U Pending JPS591868U (en) | 1982-06-28 | 1982-06-28 | Safety circuit in case of diesel engine control device failure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS591868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61201853A (en) * | 1985-03-04 | 1986-09-06 | Toyota Motor Corp | Fuel injection fuel safe device for diesel engine |
-
1982
- 1982-06-28 JP JP9571382U patent/JPS591868U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61201853A (en) * | 1985-03-04 | 1986-09-06 | Toyota Motor Corp | Fuel injection fuel safe device for diesel engine |
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