JPS6155162U - - Google Patents
Info
- Publication number
- JPS6155162U JPS6155162U JP13974684U JP13974684U JPS6155162U JP S6155162 U JPS6155162 U JP S6155162U JP 13974684 U JP13974684 U JP 13974684U JP 13974684 U JP13974684 U JP 13974684U JP S6155162 U JPS6155162 U JP S6155162U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- load
- fuel pump
- control circuit
- fuel
- 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 description 13
- 230000007704 transition Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案実施例に係る燃料ポンプ制御装
置のブロツク回路図、第２図は第１図に示した燃
料ポンプ制御装置の機能図、第３図は第１図に示
した燃料ポンプ制御装置を備えた自動車用エンジ
ンの燃料系システム図、第４図は第１図に示した
燃料ポンプ制御装置の制御フローチヤートである
。
１……エンジン、２……吸気通路、３……スロ
ツトルバルブ、４……インジエクター、５……エ
アフローメータ、６……燃料ポンプ、７……コン
トロールユニツト、１１，１２……リレー、１５
……低負荷用制御回路、１６……高負荷用制御回
路、１８……遅延手段（遅延回路）、３１……ス
ロツトル開度センサ。
1 is a block circuit diagram of a fuel pump control device according to an embodiment of the present invention, FIG. 2 is a functional diagram of the fuel pump control device shown in FIG. 1, and FIG. 3 is a fuel pump control device shown in FIG. 1. FIG. 4 is a fuel system diagram of an automobile engine equipped with the device, and is a control flowchart of the fuel pump control device shown in FIG. 1... Engine, 2... Intake passage, 3... Throttle valve, 4... Injector, 5... Air flow meter, 6... Fuel pump, 7... Control unit, 11, 12... Relay, 15
...Low load control circuit, 16...High load control circuit, 18...Delay means (delay circuit), 31...Throttle opening sensor.
Claims (1)
式燃料ポンプと、該燃料ポンプからの燃料吐出流
量をエンジン負荷の高・低に応じた電流で制御す
る複数の制御回路とを備えたエンジンにおいて、
エンジンの負荷が高負荷域から低負荷域へ移行し
前記燃料ポンプの制御回路が高負荷用制御回路か
ら低負荷用制御回路に切換えられる場合に、前記
制御回路の切換えを前記負荷状態の移行時点から
所定の遅延時間をもつて実行させる遅延手段が設
けられていることを特徴とするエンジンの燃料ポ
ンプ制御装置。 In an engine equipped with an electric fuel pump that supplies fuel to a fuel supply means of the engine, and a plurality of control circuits that control the fuel discharge flow rate from the fuel pump with a current depending on high or low engine load,
When the engine load shifts from a high load range to a low load range and the control circuit of the fuel pump is switched from a high load control circuit to a low load control circuit, the control circuit is switched at the time of the transition of the load state. 1. A fuel pump control device for an engine, comprising a delay means for causing execution to start after a predetermined delay time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13974684U JPS6155162U (en) | 1984-09-14 | 1984-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13974684U JPS6155162U (en) | 1984-09-14 | 1984-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6155162U true JPS6155162U (en) | 1986-04-14 |
Family
ID=30698120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13974684U Pending JPS6155162U (en) | 1984-09-14 | 1984-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6155162U (en) |
-
1984
- 1984-09-14 JP JP13974684U patent/JPS6155162U/ja active Pending
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