JPS62141681U - - Google Patents
Info
- Publication number
- JPS62141681U JPS62141681U JP2912186U JP2912186U JPS62141681U JP S62141681 U JPS62141681 U JP S62141681U JP 2912186 U JP2912186 U JP 2912186U JP 2912186 U JP2912186 U JP 2912186U JP S62141681 U JPS62141681 U JP S62141681U
- Authority
- JP
- Japan
- Prior art keywords
- correction value
- ignition timing
- value
- internal combustion
- combustion engine
- 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
- 238000002485 combustion reaction Methods 0.000 claims 3
- 239000000446 fuel Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electrical Control Of Ignition Timing (AREA)
Description
第１図は本考案の構成を説明するブロツク図、
第２図は本考案の一実施例を示すブロツク図、第
３図は同上実施例の制御フローチヤート、第４図
は同上実施例における点火時期制御値とトルクの
変化状態を示す図、第５図は従来の点火時期制御
値とトルクの変化状態を示す図である。
１……機関本体、２……点火栓、３……点火コ
イル、４……デイストリビユータ、５……クラン
ク角センサ、７……湿度センサ、１０……制御回
路、１１……ＣＰＵ、１２……ＲＯＭ、１３……
ＲＡＭ。
Figure 1 is a block diagram explaining the configuration of the present invention.
FIG. 2 is a block diagram showing an embodiment of the present invention, FIG. 3 is a control flowchart of the same embodiment, FIG. 4 is a diagram showing changes in ignition timing control value and torque in the above embodiment, and FIG. The figure is a diagram showing changes in the conventional ignition timing control value and torque. DESCRIPTION OF SYMBOLS 1... Engine body, 2... Spark plug, 3... Ignition coil, 4... Distributor, 5... Crank angle sensor, 7... Humidity sensor, 10... Control circuit, 11... CPU, 12 ...ROM, 13...
RAM.
Claims (1)
火時期の制御値データを記憶している記憶手段と
、そのときの機関回転数と燃料供給量に見合つた
点火時期の制御値を前記記憶データから検索して
出力する制御値検索手段と、大気の湿度を検出す
る湿度センサからの信号に応じて前記制御値を補
正する湿度補正手段とを備えた内燃機関の点火時
期制御装置において、前記湿度センサからの信号
に対応する補正値を定める補正値設定手段と、該
設定される補正値と前回決定された補正値とが一
致したか否かを判定する判定手段と、両者が不一
致と判定されたとき前回の補正値を予め定めた微
少値変化させて今回の補正値とする補正値決定手
段とを備えたことを特徴とする内燃機関の点火時
期制御装置。 a storage means storing control value data for ignition timing determined based on engine speed and fuel supply amount; and said storage means storing control value data for ignition timing that is determined based on engine speed and fuel supply amount at that time. In an ignition timing control device for an internal combustion engine, the ignition timing control device for an internal combustion engine includes a control value search means for searching and outputting a control value from a humidity sensor, and a humidity correction means for correcting the control value according to a signal from a humidity sensor that detects atmospheric humidity. a correction value setting means for determining a correction value corresponding to a signal from a sensor; a determining means for determining whether or not the set correction value matches a previously determined correction value; 1. An ignition timing control device for an internal combustion engine, comprising: correction value determining means for changing a previous correction value by a predetermined minute value to obtain a current correction value when the previous correction value is changed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2912186U JPS62141681U (en) | 1986-03-03 | 1986-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2912186U JPS62141681U (en) | 1986-03-03 | 1986-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62141681U true JPS62141681U (en) | 1987-09-07 |
Family
ID=30832720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2912186U Pending JPS62141681U (en) | 1986-03-03 | 1986-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62141681U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5838372A (en) * | 1981-08-31 | 1983-03-05 | Toyota Motor Corp | Method of controlling ignition timing of electronically controlled engine |
| JPS5822466B2 (en) * | 1976-09-06 | 1983-05-09 | チッソ株式会社 | cholesteric compounds |
-
1986
- 1986-03-03 JP JP2912186U patent/JPS62141681U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5822466B2 (en) * | 1976-09-06 | 1983-05-09 | チッソ株式会社 | cholesteric compounds |
| JPS5838372A (en) * | 1981-08-31 | 1983-03-05 | Toyota Motor Corp | Method of controlling ignition timing of electronically controlled engine |