JPS59139548U - Engine starting air-fuel ratio control device - Google Patents
Engine starting air-fuel ratio control deviceInfo
- Publication number
- JPS59139548U JPS59139548U JP3240283U JP3240283U JPS59139548U JP S59139548 U JPS59139548 U JP S59139548U JP 3240283 U JP3240283 U JP 3240283U JP 3240283 U JP3240283 U JP 3240283U JP S59139548 U JPS59139548 U JP S59139548U
- Authority
- JP
- Japan
- Prior art keywords
- increase value
- engine
- signal
- control device
- ratio control
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の全体構成図、第２〜６図は本考案の一
実施例を示す図であり、第２図はその概略構成図、第３
図はそのリッチャソレノイドを制御するためのフローチ
ャート、第４図はその水温と水温係数との関係を示す図
、第５図はその吸入負圧と負圧係数との関係を示す図、
第６図はその気圧と補正値との関係を示す図である。
４・・・・・・水温センサ、５・・・・・・クランク角
センサ、８・・・・・・負圧センサ、９・・・・・・リ
ッチャソレノイド、１９・・・・・・マイクロコンピュ
ータ、２５・・・・・・気圧検出手段。
第２図
第３図Fig. 1 is an overall configuration diagram of the present invention, Figs. 2 to 6 are diagrams showing an embodiment of the invention, Fig. 2 is a schematic configuration diagram thereof, and Fig. 3 is a diagram showing an embodiment of the invention.
Figure 4 is a flowchart for controlling the richer solenoid, Figure 4 is a diagram showing the relationship between water temperature and water temperature coefficient, Figure 5 is a diagram showing the relationship between suction negative pressure and negative pressure coefficient,
FIG. 6 is a diagram showing the relationship between the atmospheric pressure and the correction value. 4... Water temperature sensor, 5... Crank angle sensor, 8... Negative pressure sensor, 9... Richer solenoid, 19... Microcomputer, 25...Atmospheric pressure detection means. Figure 2 Figure 3
Claims (1)
るエンジン状態検出手段と、気圧を検出し気圧信号を出
力する気圧検出手段と、エンジン状態信号に基づいてエ
ンジン始動時の燃料の増量値を設定する増量値設定手段
と、気圧信号に基づいて前記増量値を補正する補正値を
設定し該補正４値と増量値とから最終増量値を演算する
最終増量値演算手段と、最終増量値信号により駆動され
吸気通路に始動時増量燃料を供給する燃料供給手段と、
を備えたことを特徴とするエンジンの始動空燃比制御装
置。An engine state detection means for detecting the operating state of the engine and outputting an engine state signal, an air pressure detection means for detecting air pressure and outputting an air pressure signal, and setting a fuel increase value at the time of engine starting based on the engine state signal. an increase value setting means, a final increase value calculation means for setting a correction value for correcting the increase value based on the atmospheric pressure signal and calculating a final increase value from the four correction values and the increase value, and driven by the final increase value signal. a fuel supply means for supplying an increased amount of fuel to the intake passage at the time of starting;
An engine starting air-fuel ratio control device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3240283U JPS59139548U (en) | 1983-03-07 | 1983-03-07 | Engine starting air-fuel ratio control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3240283U JPS59139548U (en) | 1983-03-07 | 1983-03-07 | Engine starting air-fuel ratio control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59139548U true JPS59139548U (en) | 1984-09-18 |
Family
ID=30163226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3240283U Pending JPS59139548U (en) | 1983-03-07 | 1983-03-07 | Engine starting air-fuel ratio control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59139548U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313739A (en) * | 1976-06-08 | 1978-02-07 | Kegg Jack P | Caster |
| JPS5791338A (en) * | 1980-11-28 | 1982-06-07 | Mitsubishi Electric Corp | Electronically controlled fuel injector |
-
1983
- 1983-03-07 JP JP3240283U patent/JPS59139548U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313739A (en) * | 1976-06-08 | 1978-02-07 | Kegg Jack P | Caster |
| JPS5791338A (en) * | 1980-11-28 | 1982-06-07 | Mitsubishi Electric Corp | Electronically controlled fuel injector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59139548U (en) | Engine starting air-fuel ratio control device | |
| JPS611664U (en) | Ignition timing control device | |
| JPS63150048U (en) | ||
| JPH0195554U (en) | ||
| JPH01173359U (en) | ||
| JPS62167846U (en) | ||
| JPS6041583U (en) | Internal combustion engine ignition timing control device | |
| JPS6165256U (en) | ||
| JPS6342848U (en) | ||
| JPS60164662U (en) | Diesel engine exhaust recirculation control device | |
| JPH01119856U (en) | ||
| JPS59131544U (en) | Air-fuel ratio control device for internal combustion engines | |
| JPS6398460U (en) | ||
| JPS63130650U (en) | ||
| JPS60118357U (en) | engine fuel supply system | |
| JPS62183057U (en) | ||
| JPS63160346U (en) | ||
| JPS6398463U (en) | ||
| JPH0335240U (en) | ||
| JPS61149752U (en) | ||
| JPS60112649U (en) | Internal combustion engine fuel supply system | |
| JPS584742U (en) | fuel control device | |
| JPS6441670U (en) | ||
| JPS6018239U (en) | Air fuel ratio control device | |
| JPH01103754U (en) |