JPH02107745U - - Google Patents
Info
- Publication number
- JPH02107745U JPH02107745U JP1458789U JP1458789U JPH02107745U JP H02107745 U JPH02107745 U JP H02107745U JP 1458789 U JP1458789 U JP 1458789U JP 1458789 U JP1458789 U JP 1458789U JP H02107745 U JPH02107745 U JP H02107745U
- Authority
- JP
- Japan
- Prior art keywords
- rate
- change
- fuel supply
- engine
- calculating
- 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 8
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 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概略図、第
３図〜第６図はそれぞれ同上実施例における制御
内容を示すフローチヤート、第７図は同上実施例
における制御特性を説明するためのタイムチヤー
ト、第８図は従来の問題点を説明するためのタイ
ムチヤートである。
１…機関、９…吸気圧センサ、１０…燃料噴射
弁、１１…コントロールユニツト、１５…クラン
ク角センサ。
Figure 1 is a block diagram showing the configuration of the present invention;
The figure is a system schematic diagram showing one embodiment of the present invention, Figures 3 to 6 are flowcharts showing the control contents in the above embodiment, and Figure 7 is a time chart for explaining the control characteristics in the above embodiment. Chart FIG. 8 is a time chart for explaining the conventional problems. DESCRIPTION OF SYMBOLS 1... Engine, 9... Intake pressure sensor, 10... Fuel injection valve, 11... Control unit, 15... Crank angle sensor.
Claims (1)
方と機関回転速度とを少なくとも含む機関運転状
態を検出する機関運転状態検出手段と、 前記検出された機関運転状態に基づいて燃料供
給量を演算する燃料供給量演算手段と、 前記検出された吸入空気流量と吸気圧力とのい
ずれか一方の変化率、又は前記吸入空気流量と吸
気圧力とのいずれか一方に基づいて演算された機
関負荷パラメータの変化率を演算する変化率演算
手段と、 該変化率演算手段で変化率が演算されたときか
ら所定クランク角位置までの所要時間を推定演算
する時間演算手段と、 前記演算された変化率と所要時間とに基づいて
前記燃料供給量の補正量を演算する補正量演算手
段と、 前記燃料供給量及び補正量に基づいて機関の燃
料供給を制御する燃料供給制御手段と、 を備えたことを特徴とする内燃機関の燃料供給
制御装置。[Scope of Claim for Utility Model Registration] An engine operating state detection means for detecting an engine operating state including at least either one of the intake air flow rate or intake pressure of the engine and the engine rotation speed, and based on the detected engine operating state. a fuel supply amount calculating means for calculating the fuel supply amount based on the detected rate of change in either the intake air flow rate or the intake pressure, or the detected rate of change in either the intake air flow rate or the intake pressure; a rate of change calculation means for calculating the rate of change of the engine load parameter calculated by the rate of change calculation means; a time calculation means for calculating an estimate of the time required from the time when the rate of change is calculated by the rate of change calculation means to a predetermined crank angle position; a correction amount calculation means for calculating a correction amount of the fuel supply amount based on the determined change rate and the required time; a fuel supply control means for controlling fuel supply to the engine based on the fuel supply amount and the correction amount; A fuel supply control device for an internal combustion engine, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1458789U JPH02107745U (en) | 1989-02-13 | 1989-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1458789U JPH02107745U (en) | 1989-02-13 | 1989-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02107745U true JPH02107745U (en) | 1990-08-28 |
Family
ID=31225922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1458789U Pending JPH02107745U (en) | 1989-02-13 | 1989-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02107745U (en) |
-
1989
- 1989-02-13 JP JP1458789U patent/JPH02107745U/ja active Pending