JPS6165266U - - Google Patents
Info
- Publication number
- JPS6165266U JPS6165266U JP15023684U JP15023684U JPS6165266U JP S6165266 U JPS6165266 U JP S6165266U JP 15023684 U JP15023684 U JP 15023684U JP 15023684 U JP15023684 U JP 15023684U JP S6165266 U JPS6165266 U JP S6165266U
- Authority
- JP
- Japan
- Prior art keywords
- combustion engine
- internal combustion
- fuel
- pressure
- valve
- 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 9
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims 2
- 239000003915 liquefied petroleum gas Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図は圧力補正係数の詳細チヤート図、第２
図は電磁式噴射弁の圧力−流量比率特性図、第３
図は圧力補正係数のグラフ、第４図は本システム
の系統図、第５図は噴射時間算出のゼネラルフロ
ー図、第６図は補正計算のフローチヤート図、第
７図は圧力補正係数の一例を示すである。
１…吸入管、２…燃料圧力センサー、３…Ａ／
Ｄ変換器、４…ＣＰＵ、５…インジエクタ駆動回
路、６…電磁式噴射弁、７…燃料ボンベ、８，１
２…ソレノイド、９…燃料ポンプ、１０…燃料溜
、１１…レギユレータ、１３…燃料温度センサー
、１４…リターン通路、１５…回転数センサー、
１６…吸入管圧力センサー、１７…エンジン、１
８…コントローラ。
Figure 1 is a detailed chart of the pressure correction coefficient, Figure 2
The figure is a pressure-flow rate ratio characteristic diagram of an electromagnetic injection valve.
The figure is a graph of the pressure correction coefficient, Fig. 4 is a system diagram of this system, Fig. 5 is a general flow diagram of injection time calculation, Fig. 6 is a flow chart of correction calculation, and Fig. 7 is an example of the pressure correction coefficient. It shows. 1... Suction pipe, 2... Fuel pressure sensor, 3... A/
D converter, 4... CPU, 5... Injector drive circuit, 6... Electromagnetic injection valve, 7... Fuel cylinder, 8, 1
2... Solenoid, 9... Fuel pump, 10... Fuel reservoir, 11... Regulator, 13... Fuel temperature sensor, 14... Return passage, 15... Rotation speed sensor,
16... Suction pipe pressure sensor, 17... Engine, 1
8...Controller.
Claims (1)
燃機関の燃料供給量を制御する電子制御燃料噴射
装置であつて、上記噴射弁に供給される燃料の圧
力によつて上記開弁時間を補正制御するものにお
いて、内燃機関の回転数と吸入負圧管などによつ
て算出される基準噴射時間によつて圧力補正係数
を選択制御することを特徴とする電子制御燃料噴
射装置。 An electronically controlled fuel injection device that controls the amount of fuel supplied to a liquefied petroleum gas internal combustion engine based on the valve opening time of an electromagnetic injection valve, the valve opening time being corrected and controlled based on the pressure of the fuel supplied to the injection valve. An electronically controlled fuel injection device characterized in that a pressure correction coefficient is selectively controlled based on the rotational speed of an internal combustion engine and a reference injection time calculated from an intake negative pressure pipe or the like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15023684U JPH0223813Y2 (en) | 1984-10-05 | 1984-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15023684U JPH0223813Y2 (en) | 1984-10-05 | 1984-10-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6165266U true JPS6165266U (en) | 1986-05-02 |
| JPH0223813Y2 JPH0223813Y2 (en) | 1990-06-28 |
Family
ID=30708389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15023684U Expired JPH0223813Y2 (en) | 1984-10-05 | 1984-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0223813Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62218647A (en) * | 1986-03-20 | 1987-09-26 | Toyota Motor Corp | Air-fuel ratio control method for gas fuel engine and device thereof |
| JP2007292077A (en) * | 2006-04-26 | 2007-11-08 | Mtm-Srl | Lpg supply method and lpg supply device for supplying lpg to internal combustion engine |
-
1984
- 1984-10-05 JP JP15023684U patent/JPH0223813Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62218647A (en) * | 1986-03-20 | 1987-09-26 | Toyota Motor Corp | Air-fuel ratio control method for gas fuel engine and device thereof |
| JP2007292077A (en) * | 2006-04-26 | 2007-11-08 | Mtm-Srl | Lpg supply method and lpg supply device for supplying lpg to internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0223813Y2 (en) | 1990-06-28 |
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