JPH0378944U - - Google Patents
Info
- Publication number
- JPH0378944U JPH0378944U JP14130689U JP14130689U JPH0378944U JP H0378944 U JPH0378944 U JP H0378944U JP 14130689 U JP14130689 U JP 14130689U JP 14130689 U JP14130689 U JP 14130689U JP H0378944 U JPH0378944 U JP H0378944U
- Authority
- JP
- Japan
- Prior art keywords
- control unit
- engine control
- unit relay
- engine
- state
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Description
図面は本考案の一実施例を示し、第１図はエン
ジン制御ユニツトの要部の機能ブロツク図、第２
図はエンジン制御系の全体概略図、第３図はイン
ジエクタに対する燃料噴射制御手順を示すフロー
チヤート、第４図セルフシヤツトリレーのオン／
オフを制御する手順を示すフローチヤートである
。
１４……インジエクタ、３３……定電圧回路、
３４……エンジン制御ユニツト（ＥＣＵ）リレー
、３５……セルフシヤツトリレー、３６……電源
（バツテリ）、５１ｂ……エンジン停止判別手段
、５２ａ……エンジン制御ユニツト（ＥＣＵ）リ
レー状態判別手段、５２ｃ……エンジン制御ユニ
ツト（ＥＣＵ）リレーオフ経過時間判別手段、Ｖ
Ｂ……端子電圧。
The drawings show one embodiment of the present invention, with FIG. 1 being a functional block diagram of the main parts of the engine control unit, and FIG.
The figure is a general schematic diagram of the engine control system, Figure 3 is a flowchart showing the fuel injection control procedure for the injector, and Figure 4 is a self-shutdown relay on/off diagram.
7 is a flowchart showing a procedure for controlling off. 14...Injector, 33... Constant voltage circuit,
34...Engine control unit (ECU) relay, 35...Self-shutdown relay, 36...Power source (battery), 51b...Engine stop determination means, 52a...Engine control unit (ECU) relay state determination means, 52c ...Engine control unit (ECU) relay off elapsed time determination means, V
B...Terminal voltage.
Claims (1)
隔からエンジン停止状態を判別し、エンジン停止
と判別した場合、インジエクタに対する駆動信号
の出力を停止するエンジン停止判別手段と、 定電圧回路と電源とを接続するとともに、上記
点火信号が接地された状態でオフ動作するエンジ
ン制御ユニツトリレーの端子電圧から、このエン
ジン制御ユニツトリレーのオン／オフ状態を判別
するエンジン制御ユニツトリレー状態判別手段と
、 上記エンジン制御ユニツトリレー状態判別手段
で、エンジン制御ユニツトリレーがオフ状態と判
別した場合、このオフ状態の経過時間を計測し、
設定時間経過した後、上記エンジン制御ユニツト
リレーに並列に接続したセルフシヤツトリレーに
オフ動作信号を出力するエンジン制御ユニツトリ
レーオフ経過時間判別手段とを備えることを特徴
とするエンジン制御ユニツトの停止装置。[Scope of Claim for Utility Model Registration] An engine stop determination means that determines the engine stop state from the output interval of the ignition signal that is grounded when the engine is stopped, and stops the output of the drive signal to the injector when it is determined that the engine is stopped; An engine control unit relay state determination method that connects a voltage circuit to a power source and determines the on/off state of the engine control unit relay based on the terminal voltage of the engine control unit relay, which operates off when the ignition signal is grounded. means, and when the engine control unit relay state determination means determines that the engine control unit relay is in the off state, measuring the elapsed time of this off state;
Engine control unit relay off elapsed time determination means for outputting an off operation signal to a self-shutdown relay connected in parallel to the engine control unit relay after a set time has elapsed. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14130689U JPH0754588Y2 (en) | 1989-12-04 | 1989-12-04 | Stop device for engine control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14130689U JPH0754588Y2 (en) | 1989-12-04 | 1989-12-04 | Stop device for engine control unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0378944U true JPH0378944U (en) | 1991-08-12 |
| JPH0754588Y2 JPH0754588Y2 (en) | 1995-12-18 |
Family
ID=31688211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14130689U Expired - Lifetime JPH0754588Y2 (en) | 1989-12-04 | 1989-12-04 | Stop device for engine control unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0754588Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI405546B (en) * | 2009-05-17 | 2013-08-21 | ||
| CN111734540A (en) * | 2019-09-06 | 2020-10-02 | 株式会社电装 | Engine control device and control method thereof |
-
1989
- 1989-12-04 JP JP14130689U patent/JPH0754588Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI405546B (en) * | 2009-05-17 | 2013-08-21 | ||
| CN111734540A (en) * | 2019-09-06 | 2020-10-02 | 株式会社电装 | Engine control device and control method thereof |
| CN111734540B (en) * | 2019-09-06 | 2022-12-27 | 株式会社电装 | Engine control device and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0754588Y2 (en) | 1995-12-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |