JPH01103754U - - Google Patents
Info
- Publication number
- JPH01103754U JPH01103754U JP1987200474U JP20047487U JPH01103754U JP H01103754 U JPH01103754 U JP H01103754U JP 1987200474 U JP1987200474 U JP 1987200474U JP 20047487 U JP20047487 U JP 20047487U JP H01103754 U JPH01103754 U JP H01103754U
- Authority
- JP
- Japan
- Prior art keywords
- air
- fuel ratio
- operating condition
- amount
- setting
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
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２〜５図は本
考案の一実施例を示す図であり、第２図はその全
体構成図、第３図はその空燃比増量補正係数を演
算するプログラムを示すフローチヤート、第４図
はその変速比と空燃比増量補正係数との関係を示
す図、第５図はその変速段と空燃比増量補正係数
との関係を示す図である。
１……エンジン、４……インジエクタ（操作手
段）、１４……運転状態検出手段、１５……コン
トロールユニツト（変速比検出手段、目標設定手
段、制御手段）。
Figure 1 is a basic conceptual diagram of the present invention, Figures 2 to 5 are diagrams showing an embodiment of the present invention, Figure 2 is its overall configuration diagram, and Figure 3 is a calculation of the air-fuel ratio increase correction coefficient. FIG. 4 is a diagram showing the relationship between the gear ratio and the air-fuel ratio increase correction coefficient, and FIG. 5 is a diagram showing the relationship between the gear stage and the air-fuel ratio increase correction coefficient. DESCRIPTION OF SYMBOLS 1... Engine, 4... Injector (operating means), 14... Operating state detection means, 15... Control unit (gear ratio detection means, target setting means, control means).
Claims (1)
手段と、 ｂ 変速機の変速比を検出する変速比検出手段と
、 ｃ エンジンの運転状態に応じて目標空燃比を設
定するとともに、前記変速比が小さいときは目標
空燃比を理論空燃比よりもリツチ側に設定する目
標設定手段と、 ｄ 目標設定手段により設定された目標空燃比と
なるように燃料の供給量あるいは吸入空気量を制
御する制御手段と、 ｅ 制御手段の出力に基づいて燃料の供給量ある
いは吸入空気量を操作する操作手段と、 を備えたことを特徴とする内燃機関の空燃比制
御装置。[Scope of Claim for Utility Model Registration] a. Operating condition detection means for detecting the operating condition of the engine; b. Gear ratio detection means for detecting the gear ratio of the transmission; c. Setting a target air-fuel ratio according to the operating condition of the engine. and (d) target setting means for setting the target air-fuel ratio to the richer side than the stoichiometric air-fuel ratio when the gear ratio is small; An air-fuel ratio control device for an internal combustion engine, comprising: a control means for controlling the amount of air; and an operation means for manipulating the amount of fuel supplied or the amount of intake air based on the output of the control means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987200474U JPH01103754U (en) | 1987-12-28 | 1987-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987200474U JPH01103754U (en) | 1987-12-28 | 1987-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01103754U true JPH01103754U (en) | 1989-07-13 |
Family
ID=31490879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987200474U Pending JPH01103754U (en) | 1987-12-28 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01103754U (en) |
-
1987
- 1987-12-28 JP JP1987200474U patent/JPH01103754U/ja active Pending
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