JPS6331236U - - Google Patents
Info
- Publication number
- JPS6331236U JPS6331236U JP12495686U JP12495686U JPS6331236U JP S6331236 U JPS6331236 U JP S6331236U JP 12495686 U JP12495686 U JP 12495686U JP 12495686 U JP12495686 U JP 12495686U JP S6331236 U JPS6331236 U JP S6331236U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- air
- fuel
- amount
- engine
- 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 15
- 238000001514 detection method Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000001052 transient effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の基本概念図、第２〜６図は本
考案の第１実施例を示す図であり、第２図はその
全体構成図、第３図はそのコントロールユニツト
の回路構成図、第４図はその過渡時の吸気管圧力
と空燃比センサ出力の作用を説明するための波形
図、第５図はその空燃比センサの特性を示す図、
第６図はその吸入燃料測定のプログラムを示すフ
ローチヤート、第７，８図は本考案の第２実施例
を示す図であり、第７図はその過渡時の吸気管圧
力と空燃比センサ出力の作用を説明するための波
形図、第８図はその吸入燃料測定のプログラムを
示すフローチヤート、第９図は従来の吸入燃料測
定装置の全体構成である。
１１……エンジン、１７……吸気管圧力センサ
（吸気状態検出手段）、１８……空燃比センサ（
空燃比検出手段）、２１……コントロールユニツ
ト（空気量演算手段、燃料量演算手段）。
Figure 1 is a basic conceptual diagram of the present invention, Figures 2 to 6 are diagrams showing the first embodiment of the invention, Figure 2 is its overall configuration diagram, and Figure 3 is a circuit diagram of its control unit. , FIG. 4 is a waveform diagram for explaining the effect of the intake pipe pressure and the air-fuel ratio sensor output during the transient period, and FIG. 5 is a diagram showing the characteristics of the air-fuel ratio sensor.
Fig. 6 is a flowchart showing a program for measuring intake fuel, Figs. 7 and 8 are diagrams showing a second embodiment of the present invention, and Fig. 7 shows the intake pipe pressure and air-fuel ratio sensor output during the transient period. FIG. 8 is a flowchart showing a program for measuring intake fuel, and FIG. 9 shows the overall configuration of a conventional intake fuel measuring device. 11...Engine, 17...Intake pipe pressure sensor (intake state detection means), 18...Air-fuel ratio sensor (
air-fuel ratio detection means), 21...control unit (air amount calculation means, fuel amount calculation means).
Claims (1)
気状態検出手段と、 (b) 吸入混合気の空燃比を検出する空燃比検出
手段と、 (c) 所定の測定タイミングにおける吸気状態検
出手段の出力からエンジンの気筒内に吸入される
空気量を求める空気量演算手段と、 (d) 空気量演算手段の出力および空燃比検出手
段の出力の各位相を気筒内吸入タイミングで一致
させ、その一致させたときの各出力に基づいてエ
ンジンに吸入される燃料量を演算する燃料量演算
手段と、 を備えたことを特徴とするエンジンの吸入燃料測
定装置。[Claims for Utility Model Registration] (a) Intake state detection means for detecting the state of the intake air amount of the engine; (b) Air-fuel ratio detection means for detecting the air-fuel ratio of the intake air-fuel mixture; (c) Predetermined (d) air amount calculation means for calculating the amount of air taken into the cylinder of the engine from the output of the intake condition detection means at the measurement timing; 1. A fuel intake measuring device for an engine, comprising: fuel amount calculating means for matching the intake timings and calculating the amount of fuel taken into the engine based on each output when the timing is matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12495686U JPS6331236U (en) | 1986-08-13 | 1986-08-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12495686U JPS6331236U (en) | 1986-08-13 | 1986-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6331236U true JPS6331236U (en) | 1988-02-29 |
Family
ID=31017432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12495686U Pending JPS6331236U (en) | 1986-08-13 | 1986-08-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6331236U (en) |
-
1986
- 1986-08-13 JP JP12495686U patent/JPS6331236U/ja active Pending
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