JPS62171659U - - Google Patents
Info
- Publication number
- JPS62171659U JPS62171659U JP5871986U JP5871986U JPS62171659U JP S62171659 U JPS62171659 U JP S62171659U JP 5871986 U JP5871986 U JP 5871986U JP 5871986 U JP5871986 U JP 5871986U JP S62171659 U JPS62171659 U JP S62171659U
- Authority
- JP
- Japan
- Prior art keywords
- fuel pump
- driving
- voltage
- predetermined
- predetermined time
- 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
- 239000000446 fuel Substances 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の構成を示すブロツク図、第２
図は本考案の一実施例を示すシステム図、第３図
は制御内容を示すフローチヤート、第４図は燃料
ポンプ駆動電圧の特性図である。
１……燃料ポンプ、２……トランジスタ、３…
…マイクロコンピユータ、４……Ｄ／Ａ変換器、
５……デユーテイ信号発生回路。
Figure 1 is a block diagram showing the configuration of the present invention, Figure 2 is a block diagram showing the configuration of the present invention.
FIG. 3 is a system diagram showing an embodiment of the present invention, FIG. 3 is a flowchart showing control details, and FIG. 4 is a characteristic diagram of fuel pump drive voltage. 1...Fuel pump, 2...Transistor, 3...
...Microcomputer, 4...D/A converter,
5...Duty signal generation circuit.
Claims (1)
制御する装置であつて、機関始動時に第１の所定
時間所定の大電圧で燃料ポンプを駆動する第１の
駆動手段と、前記第１の所定時間経過後、第２の
所定時間燃料ポンプ駆動電圧を前記所定の大電圧
から徐々に減少させつつ燃料ポンプを駆動する第
２の駆動手段と、前記第２の所定時間経過後、燃
料の必要供給量から算出される電圧で燃料ポンプ
を駆動する第３の駆動手段とを備えてなる燃料ポ
ンプの制御装置。 A device for controlling the operation of an electric fuel pump in an internal combustion engine, the device comprising: a first drive means for driving the fuel pump at a predetermined large voltage for a first predetermined time when the engine is started; a second driving means for driving the fuel pump while gradually reducing the fuel pump drive voltage from the predetermined high voltage for a second predetermined time; A fuel pump control device comprising: third driving means for driving the fuel pump with the calculated voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5871986U JPH0311409Y2 (en) | 1986-04-21 | 1986-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5871986U JPH0311409Y2 (en) | 1986-04-21 | 1986-04-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62171659U true JPS62171659U (en) | 1987-10-30 |
| JPH0311409Y2 JPH0311409Y2 (en) | 1991-03-19 |
Family
ID=30889539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5871986U Expired JPH0311409Y2 (en) | 1986-04-21 | 1986-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0311409Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0267064U (en) * | 1988-11-09 | 1990-05-21 | ||
| JP2018013103A (en) * | 2016-07-22 | 2018-01-25 | トヨタ自動車株式会社 | Vehicle |
-
1986
- 1986-04-21 JP JP5871986U patent/JPH0311409Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0267064U (en) * | 1988-11-09 | 1990-05-21 | ||
| JP2018013103A (en) * | 2016-07-22 | 2018-01-25 | トヨタ自動車株式会社 | Vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0311409Y2 (en) | 1991-03-19 |
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