JPH031260U - - Google Patents
Info
- Publication number
- JPH031260U JPH031260U JP6152989U JP6152989U JPH031260U JP H031260 U JPH031260 U JP H031260U JP 6152989 U JP6152989 U JP 6152989U JP 6152989 U JP6152989 U JP 6152989U JP H031260 U JPH031260 U JP H031260U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- pump
- current value
- exhaustion
- fuel pump
- 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 15
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図〜第４図は本考案の一実施例を示し、第
１図は本考案の燃料切れ検出装置に係わる機能ブ
ロツク図、第２図はエンジン制御系の概略図、第
３図は燃料ポンプの制御手順を示すフローチヤー
ト、第４図は燃料切れ検出手順を示すフローチヤ
ート、第５図は従来例を示し、燃料タンクの燃料
残量計測系を示す概略図である。
１…エンジン本体、１１…燃料ポンプ、３３…
燃料切れ検出手順、ＩＲ…基準電流値、Ｉ…駆動
電流値。
Figures 1 to 4 show an embodiment of the present invention. Figure 1 is a functional block diagram related to the fuel exhaustion detection device of the present invention, Figure 2 is a schematic diagram of the engine control system, and Figure 3 is a fuel exhaustion detection device. FIG. 4 is a flowchart showing the pump control procedure, FIG. 4 is a flowchart showing the fuel exhaustion detection procedure, and FIG. 5 is a conventional example, and is a schematic diagram showing the remaining fuel amount measuring system in the fuel tank. 1...engine body, 11...fuel pump, 33...
Fuel shortage detection procedure, IR...Reference current value, I...Drive current value.
Claims (1)
ンに燃料を供給する燃料供給系に、ポンプ負荷に
応じて予め設定された基準電流値と上記燃料ポン
プの駆動電流値とを比較し、上記燃料ポンプの燃
料切れを検出する燃料切れ検出手段を備えたこと
を特徴とする燃料ポンプの燃料切れ検出装置。 In a fuel supply system that supplies fuel to an engine by an electrically driven fuel pump, a reference current value set in advance according to the pump load is compared with a drive current value of the fuel pump, and the fuel pump A fuel exhaustion detection device for a fuel pump, comprising fuel exhaustion detection means for detecting fuel exhaustion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6152989U JPH031260U (en) | 1989-05-26 | 1989-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6152989U JPH031260U (en) | 1989-05-26 | 1989-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH031260U true JPH031260U (en) | 1991-01-09 |
Family
ID=31589856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6152989U Pending JPH031260U (en) | 1989-05-26 | 1989-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031260U (en) |
-
1989
- 1989-05-26 JP JP6152989U patent/JPH031260U/ja active Pending