JPS61169246U - - Google Patents
Info
- Publication number
- JPS61169246U JPS61169246U JP5211785U JP5211785U JPS61169246U JP S61169246 U JPS61169246 U JP S61169246U JP 5211785 U JP5211785 U JP 5211785U JP 5211785 U JP5211785 U JP 5211785U JP S61169246 U JPS61169246 U JP S61169246U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- octane number
- pressure
- number correction
- fuel injection
- 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 11
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000002828 fuel tank Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
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
図は本考案にかかわる内燃機関の電子制御燃料噴
射装置の一実施例を示す概略図、第３図及び第４
図は同上装置における制御フローチヤート、第５
図はオクタン価補正係数のマツプである。
Ａ……圧力検出手段、Ｂ……燃温検出手段、Ｃ
……オクタン価補正係数設定手段、４……フユー
エルインジエクタ、５……燃料タンク、１０……
コントロールユニツト、１１……圧力センサ、１
２……燃温センサ。
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.
Figures 3 and 4 are schematic diagrams showing one embodiment of an electronically controlled fuel injection device for an internal combustion engine according to the present invention.
The figure is a control flowchart for the same device, No. 5.
The figure is a map of octane number correction coefficients. A...Pressure detection means, B...Fuel temperature detection means, C
... Octane number correction coefficient setting means, 4 ... Fuel injector, 5 ... Fuel tank, 10 ...
Control unit, 11...Pressure sensor, 1
2...Fuel temperature sensor.
Claims (1)
に、機関運転状態に応じて求められる各種補正係
数に基づいて補正を施して燃料噴射量を演算する
ようにした内燃機関の電子制御燃料噴射装置にお
いて、燃料タンク内の圧力を検出する圧力検出手
段と、燃料の温度を検出する燃温検出手段と、を
備える一方、前記両手段からの信号に基づいて圧
力と燃温との関係により定まるオクタン価補正係
数であつて前記各種補正係数に入れ込まれるオク
タン価補正係数を設定するオクタン価補正係数設
定手段を備えたことを特徴とする内燃機関の電子
制御燃料噴射装置。 In an electronically controlled fuel injection system for an internal combustion engine, the fuel injection amount is calculated by correcting the basic injection amount of fuel calculated from the engine operating state based on various correction coefficients determined according to the engine operating state. , a pressure detection means for detecting the pressure in the fuel tank, and a fuel temperature detection means for detecting the temperature of the fuel, and an octane number correction determined based on the relationship between the pressure and the fuel temperature based on the signals from both the means. An electronically controlled fuel injection device for an internal combustion engine, comprising an octane number correction coefficient setting means for setting an octane number correction coefficient that is a coefficient and is incorporated into the various correction coefficients.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5211785U JPS61169246U (en) | 1985-04-10 | 1985-04-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5211785U JPS61169246U (en) | 1985-04-10 | 1985-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61169246U true JPS61169246U (en) | 1986-10-20 |
Family
ID=30571778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5211785U Pending JPS61169246U (en) | 1985-04-10 | 1985-04-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61169246U (en) |
-
1985
- 1985-04-10 JP JP5211785U patent/JPS61169246U/ja active Pending
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