JPH0163778U - - Google Patents
Info
- Publication number
- JPH0163778U JPH0163778U JP1987158224U JP15822487U JPH0163778U JP H0163778 U JPH0163778 U JP H0163778U JP 1987158224 U JP1987158224 U JP 1987158224U JP 15822487 U JP15822487 U JP 15822487U JP H0163778 U JPH0163778 U JP H0163778U
- Authority
- JP
- Japan
- Prior art keywords
- ignition timing
- low load
- engine
- throttle valve
- detecting
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Electrical Control Of Ignition Timing (AREA)
Description
第1図は本考案の基本概念図、第2〜5図は本
考案に係る内燃機関の点火時期制御装置の一実施
例を示す図であり、第2図はその全体構成図、第
3図はその入出力制御回路の要部ブロツク構成図
、第4図はその点火時期制御のプログラムを示す
フローチヤート、第5図はその点火時期の特性図
、第6図は従来の内燃機関の点火時期制御装置を
示す点火時期の特性図である。
1……運転状態検出手段、4……絞弁開度セン
サ(開度検出手段)、11……コントロールユニ
ツト(極低負荷判別手段、点火時期設定手段)、
21……点火手段。
Fig. 1 is a basic conceptual diagram of the present invention, Figs. 2 to 5 are diagrams showing an embodiment of an ignition timing control device for an internal combustion engine according to the present invention, Fig. 2 is an overall configuration diagram thereof, and Fig. 3 is a diagram showing an embodiment of the ignition timing control device for an internal combustion engine according to the present invention. 4 is a flowchart showing the ignition timing control program, FIG. 5 is a characteristic diagram of the ignition timing, and FIG. 6 is the ignition timing of a conventional internal combustion engine. It is a characteristic diagram of ignition timing showing a control device. 1... Operating state detection means, 4... Throttle valve opening sensor (opening detection means), 11... Control unit (extremely low load discrimination means, ignition timing setting means),
21...Ignition means.
Claims (1)
出手段と、 (b) 絞弁の開度を検出する開度検出手段と、 (c) 絞弁の開度に基づいてエンジンが無負荷状
態に近い所定の極低負荷状態にあることを判別す
る極低負荷判別手段と、 (d) エンジンの運転状態に基づいて基本点火時
期を設定するとともに、エンジンが前記極低負荷
状態にあるときは該点火時期に代えて絞弁開度に
応じた極低負荷状態の点火時期を設定する点火時
期設定手段と、 (e) 点火時期設定手段の出力に基づいて混合気
に点火する点火手段と、 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。[Scope of Claim for Utility Model Registration] (a) Operating state detection means for detecting the operating state of the engine; (b) Opening detection means for detecting the opening degree of the throttle valve; (c) For detecting the opening degree of the throttle valve. (d) an extremely low load determination means that determines that the engine is in a predetermined extremely low load state close to a no-load state based on the operating state of the engine; (e) ignition timing setting means for setting ignition timing in an extremely low load state according to the throttle valve opening in place of the ignition timing when in a low load state; An ignition timing control device for an internal combustion engine, comprising: an ignition means for igniting the ignition device;
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987158224U JPH0649915Y2 (en) | 1987-10-15 | 1987-10-15 | Ignition timing control device for internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987158224U JPH0649915Y2 (en) | 1987-10-15 | 1987-10-15 | Ignition timing control device for internal combustion engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0163778U true JPH0163778U (en) | 1989-04-24 |
JPH0649915Y2 JPH0649915Y2 (en) | 1994-12-14 |
Family
ID=31438357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987158224U Expired - Lifetime JPH0649915Y2 (en) | 1987-10-15 | 1987-10-15 | Ignition timing control device for internal combustion engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0649915Y2 (en) |
-
1987
- 1987-10-15 JP JP1987158224U patent/JPH0649915Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0649915Y2 (en) | 1994-12-14 |
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