JPH01119856U - - Google Patents
Info
- Publication number
- JPH01119856U JPH01119856U JP1554288U JP1554288U JPH01119856U JP H01119856 U JPH01119856 U JP H01119856U JP 1554288 U JP1554288 U JP 1554288U JP 1554288 U JP1554288 U JP 1554288U JP H01119856 U JPH01119856 U JP H01119856U
- Authority
- JP
- Japan
- Prior art keywords
- flow rate
- air flow
- intake air
- detecting
- fuel ratio
- 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
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クレーム対応図、
第２図は本考案に係る空燃比制御装置の一実施例
の機械的構成を示す構成説明図、第３図はこの実
施例における吸入空気流量の検出方法を示すフロ
ーチヤート、第４図はフラツプ式エアフローメー
タの一般的な出力特性図である。
１…内燃機関、２…吸入空気流量検出手段、３
…機関回転数検出手段、４…空燃比制御手段、５
…補正手段。
Figure 1 is a claim correspondence diagram showing the configuration of the present invention;
Fig. 2 is a structural explanatory diagram showing the mechanical structure of an embodiment of the air-fuel ratio control device according to the present invention, Fig. 3 is a flowchart showing a method for detecting the intake air flow rate in this embodiment, and Fig. 4 is a flowchart showing the method for detecting the intake air flow rate in this embodiment. 1 is a general output characteristic diagram of a type air flow meter. 1... Internal combustion engine, 2... Intake air flow rate detection means, 3
...Engine speed detection means, 4...Air-fuel ratio control means, 5
...correction means.
Claims (1)
検出する手段と、この両検出手段からの各出力値
に基づいて燃料供給量を演算して空燃比を制御す
る手段と、上記吸入空気流量検出手段からの出力
値が最小流量値である場合には、上記機関回転数
に対応して予め記憶したデータテーブルから吸入
空気流量を検索する補正手段とを備えたことを特
徴とする内燃機関の空燃比制御装置。 means for detecting the intake air flow rate; means for detecting the engine speed; means for controlling the air-fuel ratio by calculating the fuel supply amount based on each output value from both of the detection means; and the intake air flow rate detection unit. and a correction means for searching the intake air flow rate from a pre-stored data table corresponding to the engine speed when the output value from the means is the minimum flow rate value. Fuel ratio control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1554288U JPH01119856U (en) | 1988-02-08 | 1988-02-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1554288U JPH01119856U (en) | 1988-02-08 | 1988-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01119856U true JPH01119856U (en) | 1989-08-14 |
Family
ID=31227682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1554288U Pending JPH01119856U (en) | 1988-02-08 | 1988-02-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01119856U (en) |
-
1988
- 1988-02-08 JP JP1554288U patent/JPH01119856U/ja active Pending
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