JPS5820344U - Electronically controlled fuel injection device - Google Patents
Electronically controlled fuel injection deviceInfo
- Publication number
- JPS5820344U JPS5820344U JP11557581U JP11557581U JPS5820344U JP S5820344 U JPS5820344 U JP S5820344U JP 11557581 U JP11557581 U JP 11557581U JP 11557581 U JP11557581 U JP 11557581U JP S5820344 U JPS5820344 U JP S5820344U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- correction command
- electronically controlled
- generates
- injection device
- 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 title claims description 10
- 238000002347 injection Methods 0.000 title claims description 9
- 239000007924 injection Substances 0.000 title claims description 9
- 239000000498 cooling water Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
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図は電子制御燃料噴射装置の従来例を示す１
ブロック図、第２図は冷却水温増量補正特性図、ヨ
第３図は本考案の電子制御燃料噴射装置の実施例、
を示すブ、ロック図、第４図は冷却水温増量補正特シ
性図、第５図は再補正指令回廊の具体回路図であゝ
る。
【 主要部分の符号の説明、１・・・回転パルス発
生口１ 路、２・・・基本パルス発生回路、３・・・
燃料噴射パルＬ ス発生回路、４・・・水温補正指令
回路、５・・・水温セ１ ンサ、８・・・再補正指令
回路。(Figure 1 shows a conventional example of an electronically controlled fuel injection system.
Block diagram, Figure 2 is a cooling water temperature increase correction characteristic diagram,
FIG. 3 shows an embodiment of the electronically controlled fuel injection device of the present invention.
Figure 4 shows the block diagram and the lock diagram showing the cooling water temperature increase correction special system.
Figure 5 is a specific circuit diagram of the revised command corridor.
Ru. [Explanation of symbols of main parts, 1...Rotating pulse generation port 1 path, 2...Basic pulse generation circuit, 3...
Fuel injection pulse generation circuit, 4... water temperature correction command circuit, 5... water temperature sensor, 8... re-correction command circuit.
Claims (1)
る基本パルス発生手段と、機関冷却水温度に応じた量の
第１燃料増量指令を発生する水温補正指令回路を有する
補正指令手段と、前記補正指令手段の出力に応じて前記
基本パルスを補正して燃料噴射パルスを発生する燃料噴
射パルス発件手段と、前記燃料噴射パルスに応じて電磁
噴射力を駆動する駆動手段とを含み、前記補正指令手段
は前記冷却水の温度が所定以上でかつ前記機関巨転数が
所定範囲内のとき第２燃料増量指令を発住する再補正指
令回路を有することを特徴とする電子制御燃料噴射装置
。a basic pulse generating means that generates a basic pulse according to the engine rotational speed and the intake air amount; a correction command means having a water temperature correction command circuit that generates a first fuel increase command of an amount according to the engine cooling water temperature; The fuel injection pulse generating means corrects the basic pulse according to the output of the correction command means and generates a fuel injection pulse, and the driving means drives an electromagnetic injection force according to the fuel injection pulse, An electronically controlled fuel injection device characterized in that the correction command means has a re-correction command circuit that issues a second fuel increase command when the temperature of the cooling water is above a predetermined value and the engine rotational speed is within a predetermined range. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11557581U JPS5820344U (en) | 1981-08-03 | 1981-08-03 | Electronically controlled fuel injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11557581U JPS5820344U (en) | 1981-08-03 | 1981-08-03 | Electronically controlled fuel injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5820344U true JPS5820344U (en) | 1983-02-08 |
Family
ID=29909832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11557581U Pending JPS5820344U (en) | 1981-08-03 | 1981-08-03 | Electronically controlled fuel injection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5820344U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5364129A (en) * | 1976-11-04 | 1978-06-08 | Lucas Industries Ltd | Electronic fuel injection control system of internal combustion engine |
-
1981
- 1981-08-03 JP JP11557581U patent/JPS5820344U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5364129A (en) * | 1976-11-04 | 1978-06-08 | Lucas Industries Ltd | Electronic fuel injection control system of internal combustion engine |
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