JPS59130074U - Ignition timing detection circuit for diesel engines - Google Patents
Ignition timing detection circuit for diesel enginesInfo
- Publication number
- JPS59130074U JPS59130074U JP2294683U JP2294683U JPS59130074U JP S59130074 U JPS59130074 U JP S59130074U JP 2294683 U JP2294683 U JP 2294683U JP 2294683 U JP2294683 U JP 2294683U JP S59130074 U JPS59130074 U JP S59130074U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- ignition timing
- timing detection
- detection circuit
- diesel 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
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
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図は本考案において用いられる火炎センサを示す断
面図、第２図は本考案が適用されるディーゼル機関を示
す全体概要図、第３図は第２図の制御回路３０の詳細な
ブロック回路図、第４図は本考案に係るディーゼル機関
用着火時期検出回路の一実施例を示す回路図、第５図Ａ
−Ｅは第４図の回路内に現われる信号のタイミング図で
ある。
１・・・火炎センサ、３０６・・・着火時期検出回路、
４１・・・光／電気変換回路、４２・・・増幅回路、４
３・・・微分回路、４４・・・比較回路、４５・・・２
進カウンタ。FIG. 1 is a sectional view showing a flame sensor used in the present invention, FIG. 2 is an overall schematic diagram showing a diesel engine to which the present invention is applied, and FIG. 3 is a detailed block circuit of the control circuit 30 in FIG. 2. 4 is a circuit diagram showing an embodiment of the ignition timing detection circuit for a diesel engine according to the present invention, and FIG.
-E is a timing diagram of signals appearing within the circuit of FIG. 4; 1...Flame sensor, 306...Ignition timing detection circuit,
41... Optical/electric conversion circuit, 42... Amplification circuit, 4
3...Differentiating circuit, 44...Comparing circuit, 45...2
advance counter.
Claims (1)
炎センサにより得られる光信号を電気信号に変換するた
めの光／電気変換回路と、該光／電気変換回路の出力信
号を増幅するための増幅回路と、該増幅回路の出力信号
を微分するための微分回路と、該微分回路の出力信号を
一定値と比較するための比較回路と、該比較回路の出力
に応じて動作する２進カウンタとを具備し、該２進カウ
ンタの出力によりディーゼル機関の着火時期を検出する
ようにしたディーゼル機関用着火時期検出回路。An optical/electrical conversion circuit for converting an optical signal obtained by a flame sensor for collecting combustion light in the combustion chamber of a diesel engine into an electrical signal, and an amplification for amplifying the output signal of the optical/electrical conversion circuit. a differentiating circuit for differentiating the output signal of the amplifying circuit, a comparing circuit for comparing the output signal of the differentiating circuit with a constant value, and a binary counter that operates according to the output of the comparing circuit. An ignition timing detection circuit for a diesel engine, comprising: an ignition timing detection circuit for a diesel engine, which detects the ignition timing of the diesel engine based on the output of the binary counter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2294683U JPS59130074U (en) | 1983-02-21 | 1983-02-21 | Ignition timing detection circuit for diesel engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2294683U JPS59130074U (en) | 1983-02-21 | 1983-02-21 | Ignition timing detection circuit for diesel engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59130074U true JPS59130074U (en) | 1984-08-31 |
Family
ID=30154037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2294683U Pending JPS59130074U (en) | 1983-02-21 | 1983-02-21 | Ignition timing detection circuit for diesel engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59130074U (en) |
-
1983
- 1983-02-21 JP JP2294683U patent/JPS59130074U/en active Pending
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