JPH02124242U - - Google Patents
Info
- Publication number
- JPH02124242U JPH02124242U JP3141889U JP3141889U JPH02124242U JP H02124242 U JPH02124242 U JP H02124242U JP 3141889 U JP3141889 U JP 3141889U JP 3141889 U JP3141889 U JP 3141889U JP H02124242 U JPH02124242 U JP H02124242U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- fuel
- correction
- section
- response
- 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 10
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- High-Pressure Fuel Injection Pump Control (AREA)
- Fuel-Injection Apparatus (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図は第１図に示す電磁弁制御ユニツトの詳細ブロ
ツク図である。
１……燃料噴射装置、２……燃料噴射ポンプ、
１２……プランジヤ、１７……高圧室、２４……
電磁弁、４０……プリストローク調節機構、５６
……目標値演算部、６０……電磁弁制御ユニツト
、６１……有効噴射角計算部、６２……補正信号
発生部、６３……補正部、６５……パルス発生回
路、Ｔ……目標信号、Ｓ１……第１信号、Ｓ２…
…第２信号、Ｃ……駆動制御信号。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
This figure is a detailed block diagram of the solenoid valve control unit shown in FIG. 1. 1...Fuel injection device, 2...Fuel injection pump,
12... Plunger, 17... Hyperbaric chamber, 24...
Solenoid valve, 40... Prestroke adjustment mechanism, 56
... Target value calculation section, 60 ... Solenoid valve control unit, 61 ... Effective injection angle calculation section, 62 ... Correction signal generation section, 63 ... Correction section, 65 ... Pulse generation circuit, T ... Target signal , S1...first signal, S2...
...Second signal, C...Drive control signal.
Claims (1)
なわれる高圧室を含んで成る燃料加圧機構と、該
高圧室と燃料低圧部との間に配設された電磁弁と
、前記プランジヤによる燃料の送油率を調節する
ための調節機構と、噴射すべき燃料の目標量を計
算する目標量計算ユニツトと、少なくとも燃料噴
射量の調節のため該目標量計算ユニツトの出力に
応答して前記電磁弁の開閉制御を行なう電磁弁制
御ユニツトとを備えて成る内燃機関用の電子制御
燃料噴射装置において、前記電磁弁制御ユニツト
が、前記出力に応答して前記電磁弁の開閉制御の
ための第１信号を出力する信号発生部と、内燃機
関の回転速度に関連した速度信号に及び前記調節
機構の調節量に関連した調節量信号に応答して少
なくとも送油率の変化により生じる前記電磁弁の
制御量の補正値を示す補正信号を出力する補正信
号発生部と、前記第１信号と前記補正信号とに応
答し前記補正値に基づいて前記第１信号を補正す
る補正部と、該補正部からの出力に応答し前記電
磁弁の開閉制御を行なうための信号を出力する出
力部とを備えて成ることを特徴とする電子制御燃
料噴射装置。 A fuel pressurizing mechanism includes a high pressure chamber in which fuel is pressurized according to the reciprocating motion of the plunger, a solenoid valve disposed between the high pressure chamber and a fuel low pressure section, and a fuel pressurization mechanism that pressurizes fuel by the plunger. an adjustment mechanism for adjusting an oil feed rate; a target amount calculation unit for calculating a target amount of fuel to be injected; In the electronically controlled fuel injection device for an internal combustion engine, the electromagnetic valve control unit includes a first signal for controlling the opening and closing of the electromagnetic valve in response to the output. and a control amount of the solenoid valve generated by at least a change in the oil feed rate in response to a speed signal related to the rotational speed of the internal combustion engine and an adjustment amount signal related to the adjustment amount of the adjustment mechanism. a correction signal generating section that outputs a correction signal indicating a correction value of the correction signal; a correction section that responds to the first signal and the correction signal and corrects the first signal based on the correction value; An electronically controlled fuel injection device comprising: an output section that outputs a signal for controlling opening and closing of the electromagnetic valve in response to an output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989031418U JPH088277Y2 (en) | 1989-03-22 | 1989-03-22 | Electronically controlled fuel injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989031418U JPH088277Y2 (en) | 1989-03-22 | 1989-03-22 | Electronically controlled fuel injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02124242U true JPH02124242U (en) | 1990-10-12 |
| JPH088277Y2 JPH088277Y2 (en) | 1996-03-06 |
Family
ID=31534177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989031418U Expired - Lifetime JPH088277Y2 (en) | 1989-03-22 | 1989-03-22 | Electronically controlled fuel injection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH088277Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56154134A (en) * | 1980-05-01 | 1981-11-28 | Diesel Kiki Co Ltd | Distribution type fuel jet device |
-
1989
- 1989-03-22 JP JP1989031418U patent/JPH088277Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56154134A (en) * | 1980-05-01 | 1981-11-28 | Diesel Kiki Co Ltd | Distribution type fuel jet device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH088277Y2 (en) | 1996-03-06 |
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