JPH0310051U - - Google Patents
Info
- Publication number
- JPH0310051U JPH0310051U JP6998189U JP6998189U JPH0310051U JP H0310051 U JPH0310051 U JP H0310051U JP 6998189 U JP6998189 U JP 6998189U JP 6998189 U JP6998189 U JP 6998189U JP H0310051 U JPH0310051 U JP H0310051U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- fuel
- injection amount
- combustion engine
- internal combustion
- 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 16
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 230000003197 catalytic effect Effects 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 4
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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図、第２図は本考
案の一実施例のシステム構成図、第３図は制御回
路の動作を説明するフローチヤート、第４図は制
御回路の動作を説明するタイミング図である。
１０……エンジン本体、１２……吸気マニホー
ルド、１４……スロツトル弁、１６……エアフロ
メータ、１８……エアクリーナ、２０……排気マ
ニホールド、２１……触媒コンバータ、２２−１
，２２−２，２２−３，２２−４……燃料噴射弁
、２４……デイストリビユータ、２６，２８……
クランク角度センサ、３３……水温センサ、３４
……イグナイタ、３５……制御回路。
FIG. 1 is a diagram showing the configuration of the present invention, FIG. 2 is a system configuration diagram of an embodiment of the present invention, FIG. 3 is a flowchart explaining the operation of the control circuit, and FIG. 4 is a diagram showing the operation of the control circuit. FIG. 2 is a timing diagram for explanation. 10... Engine body, 12... Intake manifold, 14... Throttle valve, 16... Air flow meter, 18... Air cleaner, 20... Exhaust manifold, 21... Catalytic converter, 22-1
, 22-2, 22-3, 22-4... Fuel injection valve, 24... Distributor, 26, 28...
Crank angle sensor, 33...Water temperature sensor, 34
...Igniter, 35...Control circuit.
Claims (1)
料噴射量制御装置であつて、 内燃機関の各気筒毎に設けられた燃料噴射手段
と、 各燃料噴射手段から噴射される燃料量を運転状
態に基づき算出する燃料噴射量算出手段と、 燃料噴射量算出手段により算出された燃料量を
所定の噴射順序に従い燃料噴射手段より噴射させ
る燃料噴射順序設定手段と、 触媒コンバータの暖機中における内燃機関の出
力が比較的要求されない運転時を判別する特定運
転条件判別手段と、 特定運転条件と判別したとき特定の一部の気筒
の燃料噴射量を燃焼可能限界以上のリーン空燃比
となるように補正する燃料噴写量補正手段と、 を備えたことを特徴とする内燃機関の燃料噴射
量制御装置。[Scope of Claim for Utility Model Registration] A fuel injection amount control device for an internal combustion engine equipped with a catalytic converter in the exhaust system, which includes a fuel injection means provided for each cylinder of the internal combustion engine, and a method for controlling the amount of fuel injected from each fuel injection means. a fuel injection amount calculation means for calculating a fuel amount calculated by the fuel injection amount calculation means based on the operating state; a fuel injection order setting means for injecting the fuel amount calculated by the fuel injection amount calculation means from the fuel injection means according to a predetermined injection order; A specific operating condition determining means for determining when the output of the internal combustion engine is relatively not required during warm-up; 1. A fuel injection amount control device for an internal combustion engine, comprising: fuel injection amount correction means for correcting the fuel injection amount so as to achieve a fuel ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6998189U JPH0310051U (en) | 1989-06-15 | 1989-06-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6998189U JPH0310051U (en) | 1989-06-15 | 1989-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0310051U true JPH0310051U (en) | 1991-01-30 |
Family
ID=31605752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6998189U Pending JPH0310051U (en) | 1989-06-15 | 1989-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0310051U (en) |
-
1989
- 1989-06-15 JP JP6998189U patent/JPH0310051U/ja active Pending
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