JPS6342849U - - Google Patents
Info
- Publication number
- JPS6342849U JPS6342849U JP13639486U JP13639486U JPS6342849U JP S6342849 U JPS6342849 U JP S6342849U JP 13639486 U JP13639486 U JP 13639486U JP 13639486 U JP13639486 U JP 13639486U JP S6342849 U JPS6342849 U JP S6342849U
- Authority
- JP
- Japan
- Prior art keywords
- abnormality
- fuel
- amount
- ignition timing
- 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
- 239000000446 fuel Substances 0.000 claims description 6
- 230000005856 abnormality Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 230000000979 retarding effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000003079 width control Methods 0.000 description 1
Landscapes
- Electrical Control Of Ignition Timing (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図はこの考案の概念構成図、第２図はこの
考案の一実施例の機械的構成図、第３図、第４図
はそれぞれ第２図中のコントロールユニツト内で
実行される点火時期制御、噴射パルス幅制御の動
作内容を説明する流れ図である。
１……ノツク検出系、２……点火時期制御手段
、３……点火装置、４……燃料量制御手段、５…
…燃料供給装置、６……異常判別手段、８……遅
角補正手段、９……増量補正手段、１１……ノツ
ク検出系、１２……ノツクセンサ、１３……アン
プ、１４……フイルタ、１５……ピークホールド
回路、１７……クランク角センサ、１８……吸入
空気量センサ、２０……コントロールユニツト、
２１……ＣＰＵ、２２……ＲＯＭ、２３……ＲＡ
Ｍ、２４……入出力ポート、２５……Ａ／Ｄ変換
器、２６……点火装置、２７……燃料噴射装置。
Figure 1 is a conceptual block diagram of this invention, Figure 2 is a mechanical diagram of an embodiment of this invention, and Figures 3 and 4 are ignition timing executed within the control unit in Figure 2. It is a flow chart explaining operation details of control and injection pulse width control. DESCRIPTION OF SYMBOLS 1... Knock detection system, 2... Ignition timing control means, 3... Ignition device, 4... Fuel amount control means, 5...
... Fuel supply device, 6 ... Abnormality determination means, 8 ... Retard angle correction means, 9 ... Increase correction means, 11 ... Knock detection system, 12 ... Knock sensor, 13 ... Amplifier, 14 ... Filter, 15 ...Peak hold circuit, 17...Crank angle sensor, 18...Intake air amount sensor, 20...Control unit,
21...CPU, 22...ROM, 23...RA
M, 24... input/output port, 25... A/D converter, 26... ignition device, 27... fuel injection device.
Claims (1)
号に応じて点火時期を制御する手段と、運転状態
に応じて機関に供給する燃料量を制御する手段と
、前記ノツク検出系に異常があるかどうかを判別
する手段と、異常が判別されたときに点火時期を
遅角補正する手段と、同じく異常が判別されたと
きに前記燃料量を増量補正する手段とを設けたこ
とを特徴とする機関の制御装置。 A system for detecting engine knocking, a means for controlling ignition timing in response to this detection signal, a means for controlling the amount of fuel supplied to the engine in accordance with operating conditions, and whether or not there is an abnormality in the knocking detection system. An engine characterized in that it is provided with means for determining the amount of fuel, means for retarding the ignition timing when an abnormality is determined, and means for increasing the amount of fuel when an abnormality is also determined. Control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13639486U JPS6342849U (en) | 1986-09-05 | 1986-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13639486U JPS6342849U (en) | 1986-09-05 | 1986-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6342849U true JPS6342849U (en) | 1988-03-22 |
Family
ID=31039464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13639486U Pending JPS6342849U (en) | 1986-09-05 | 1986-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6342849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010045495A (en) * | 1999-11-05 | 2001-06-05 | 이계안 | Automotive spark ignition engine with knock intensity control system |
-
1986
- 1986-09-05 JP JP13639486U patent/JPS6342849U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010045495A (en) * | 1999-11-05 | 2001-06-05 | 이계안 | Automotive spark ignition engine with knock intensity control system |