JPS63146139U - - Google Patents
Info
- Publication number
- JPS63146139U JPS63146139U JP3704887U JP3704887U JPS63146139U JP S63146139 U JPS63146139 U JP S63146139U JP 3704887 U JP3704887 U JP 3704887U JP 3704887 U JP3704887 U JP 3704887U JP S63146139 U JPS63146139 U JP S63146139U
- Authority
- JP
- Japan
- Prior art keywords
- amount
- injection amount
- calculating
- steady
- fuel
- 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
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 230000001052 transient effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図はこの考案の概念構成図、第２図はこの
考案の第１実施例の制御系のシステム図、第３図
はこの実施例の演算内容を示す流れ図、第４図な
いし第６図はそれぞれこの実施例の２つの定常時
補正量ＫＭＲ１，ＫＭＲ２と重みＡの内容を示す
図である。第７図はこの考案の第２実施例の演算
内容を示す流れ図、第８図はこの実施例の重みＡ
の内容を示す図である。
１……空気量検出手段、２……回転速度検出手
段、３……基本噴射量演算手段、４……絞り弁開
度検出手段、５……第１の定常時補正量演算手段
、６……第２の定常時補正量演算手段、７……過
渡時補正量演算手段、８……燃料噴射量演算手段
、１１……フラツプ式のエアフローメータ、１３
……クランク角センサ、１４……空燃比センサ、
１５……吸気絞り弁、１６……絞り弁開度センサ
、１８……バツテリ、２５……コントロールユニ
ツト。
Figure 1 is a conceptual configuration diagram of this invention, Figure 2 is a system diagram of the control system of the first embodiment of this invention, Figure 3 is a flowchart showing the calculation contents of this embodiment, and Figures 4 to 6. are diagrams respectively showing the contents of two steady-state correction amounts KMR 1 and KMR 2 and weight A in this embodiment. FIG. 7 is a flowchart showing the calculation contents of the second embodiment of this invention, and FIG. 8 is the weight A of this embodiment.
FIG. DESCRIPTION OF SYMBOLS 1... Air amount detection means, 2... Rotation speed detection means, 3... Basic injection amount calculation means, 4... Throttle valve opening detection means, 5... First steady state correction amount calculation means, 6... ...Second steady state correction amount calculation means, 7...Transient correction amount calculation means, 8...Fuel injection amount calculation means, 11...Flap type air flow meter, 13
... Crank angle sensor, 14 ... Air-fuel ratio sensor,
15... Intake throttle valve, 16... Throttle valve opening sensor, 18... Battery, 25... Control unit.
Claims (1)
検出する手段と、両検出値から基本噴射量を演算
する手段と、絞り弁開度を検出する手段と、前記
基本噴射量と回転速度に基づいて出力空燃比を得
るための第１の定常時補正量を演算する手段と、
前記絞り弁開度と回転速度に基づいて出力空燃比
を得るための第２の定常時補正量を演算する手段
と、両定常時補正量に基づいて出力空燃比を得る
ための過渡時補正量を演算する手段と、この過渡
時補正量にて前記基本噴射量を補正演算して燃料
噴射量を求める手段とを設けたことを特徴とする
機関の燃料噴射量制御装置。 means for detecting the intake air amount, means for detecting the engine rotational speed, means for calculating the basic injection amount from both detected values, means for detecting the throttle valve opening, and based on the basic injection amount and the rotational speed. means for calculating a first steady-state correction amount for obtaining an output air-fuel ratio;
means for calculating a second steady-state correction amount for obtaining an output air-fuel ratio based on the throttle valve opening degree and rotational speed; and a transient correction amount for obtaining an output air-fuel ratio based on both steady-state correction amounts. What is claimed is: 1. A fuel injection amount control device for an engine, comprising: means for calculating the amount of fuel; and means for correcting the basic injection amount using the transient correction amount to determine the fuel injection amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3704887U JPS63146139U (en) | 1987-03-13 | 1987-03-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3704887U JPS63146139U (en) | 1987-03-13 | 1987-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63146139U true JPS63146139U (en) | 1988-09-27 |
Family
ID=30848019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3704887U Pending JPS63146139U (en) | 1987-03-13 | 1987-03-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63146139U (en) |
-
1987
- 1987-03-13 JP JP3704887U patent/JPS63146139U/ja active Pending