JPH03122249U - - Google Patents
Info
- Publication number
- JPH03122249U JPH03122249U JP3102190U JP3102190U JPH03122249U JP H03122249 U JPH03122249 U JP H03122249U JP 3102190 U JP3102190 U JP 3102190U JP 3102190 U JP3102190 U JP 3102190U JP H03122249 U JPH03122249 U JP H03122249U
- Authority
- JP
- Japan
- Prior art keywords
- correction coefficient
- increase correction
- fuel injection
- injection 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
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案のクレーム対応図、第２図は本
考案の一実施例のシステム図、第３図及び第４図
は夫々同上実施例の作用を説明するフローチヤー
ト、第５図は熱線式流量計の出力電圧特性と始動
後増量補正係数を修正する時間修正係数との関係
を示すタイムチヤート、第６図は熱線式流量計の
構成を示す回路図、第７図は熱線式流量計の出力
電圧特性とイグニツシヨンスイツチ及びスタータ
スイツチの状態との関係を示すタイムチヤートで
ある。
１……内燃機関、６……燃料噴射弁、８……コ
ントロールユニツト、９……熱線式流量計、１３
……イグニツシヨンスイツチ、１４……スタータ
スイツチ。
Fig. 1 is a diagram corresponding to claims of the present invention, Fig. 2 is a system diagram of an embodiment of the present invention, Figs. 3 and 4 are flowcharts explaining the operation of the above embodiment, respectively, and Fig. 5 is a hot wire diagram. A time chart showing the relationship between the output voltage characteristics of a type flowmeter and a time correction coefficient that corrects the increase correction coefficient after startup. Figure 6 is a circuit diagram showing the configuration of a hot wire flowmeter. Figure 7 is a hot wire flowmeter. This is a time chart showing the relationship between the output voltage characteristics of the ignition switch and the states of the ignition switch and starter switch. DESCRIPTION OF SYMBOLS 1... Internal combustion engine, 6... Fuel injection valve, 8... Control unit, 9... Hot wire flow meter, 13
...Ignition switch, 14...Starter switch.
Claims (1)
れる流体流量を流体流速に応じて温度変化する発
熱抵抗体の抵抗値変化に基ついて検出する流量計
を備え、該流量計により検出された吸入空気流量
に応じて燃料噴射量を設定する燃料噴射量設定手
段と、機関始動後に燃料噴射量を増量補正するた
めの増量補正係数を設定する始動後増量補正係数
設定手段と、イグニツシヨンスイツチＯＮ時から
スタータスイツチＯＮ時までの時間を計測する計
測手段と、該計測手段により計測された時間に基
づいて前記始動後増量補正係数を修正する始動後
増量補正係数修正手段と、前記始動後増量補正係
数に基づいて燃料噴射量を補正する補正手段と、
を備えたことを特徴とする内燃機関の始動時噴射
制御装置。 A fluid passage is provided with a heat generating resistor, and a flow meter is provided which detects the fluid flow rate flowing through the fluid passage based on a change in the resistance value of the heat generating resistor whose temperature changes according to the fluid flow rate, and the suction detected by the flow meter is provided. A fuel injection amount setting means for setting the fuel injection amount according to the air flow rate, a post-start increase correction coefficient setting means for setting an increase correction coefficient for increasing the fuel injection amount after the engine starts, and an ignition switch ON. measuring means for measuring the time from when the starter switch is turned on; a post-starting increase correction coefficient correcting means for correcting the after-starting increase correction coefficient based on the time measured by the measuring means; and the after-starting increase correction coefficient a correction means for correcting the fuel injection amount based on the coefficient;
An internal combustion engine starting injection control device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3102190U JPH03122249U (en) | 1990-03-28 | 1990-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3102190U JPH03122249U (en) | 1990-03-28 | 1990-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03122249U true JPH03122249U (en) | 1991-12-13 |
Family
ID=31533747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3102190U Pending JPH03122249U (en) | 1990-03-28 | 1990-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03122249U (en) |
-
1990
- 1990-03-28 JP JP3102190U patent/JPH03122249U/ja active Pending
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