JPS58108506U - Control circuit of proportional control valve - Google Patents
Control circuit of proportional control valveInfo
- Publication number
- JPS58108506U JPS58108506U JP560282U JP560282U JPS58108506U JP S58108506 U JPS58108506 U JP S58108506U JP 560282 U JP560282 U JP 560282U JP 560282 U JP560282 U JP 560282U JP S58108506 U JPS58108506 U JP S58108506U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- control valve
- voltage
- proportional control
- proportional
- 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
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図は従来のデユーティ制御回路図、第２図ａ、
ｂは同人力電圧に応じた各出力パルス波形図、第３図は
本考案の一実施例による比例制御弁のパルスデューティ
と燃料供給量の関係を示した特性図、２第４曲は同比例
制御弁の制御回路図、第５図は同各部の電圧波形図、第
６図は同設定温度と実際の温度の差による燃料供給量の
関係を示した図である。
１・・・温度設定回路、２・・・温度検出回路、３・・
・差動増幅回路、４・・・三角波発生回路、５・・・比
例制御弁駆動回路、７・・・温度設定用ボリューム、８
・・・サーミスタ、２２・・・比較器、２６・・・比例
制御弁。Figure 1 is a conventional duty control circuit diagram, Figure 2a,
b is a diagram of each output pulse waveform according to the same human power voltage, Figure 3 is a characteristic diagram showing the relationship between the pulse duty of the proportional control valve and the fuel supply amount according to an embodiment of the present invention, and 2 and 4 are the same proportional control valves. FIG. 5 is a diagram of the control circuit of the control valve, FIG. 5 is a voltage waveform diagram of each part, and FIG. 6 is a diagram showing the relationship between the fuel supply amount and the difference between the set temperature and the actual temperature. 1...Temperature setting circuit, 2...Temperature detection circuit, 3...
・Differential amplifier circuit, 4...triangular wave generation circuit, 5...proportional control valve drive circuit, 7...temperature setting volume, 8
...Thermistor, 22...Comparator, 26...Proportional control valve.
Claims (1)
供給量を無稗階制御する比例制御弁の制御回路において
、設定温度を電圧変換する温度設定回路、１と室温等を
電圧変換する温度検出回路２の面出力を差動増幅回路３
に入力し、その出力と一定周期、一定電圧範囲内で電圧
上昇及び電圧下降の波形を発生させる例えば三角波発生
回路４の出力とを比較器２．２に入力し、その出力によ
って比例制御弁２６を駆動する回路によって構成される
比例制御弁の制御回路。In the control circuit of a proportional control valve that uses a pulse drive method to control the fuel supply amount in a scaleless manner according to the operating rate of the pulse, there is a temperature setting circuit that converts the set temperature into voltage, and a temperature detection circuit that converts voltage between 1 and room temperature, etc. The surface output of circuit 2 is transferred to differential amplifier circuit 3.
The output thereof and the output of, for example, a triangular wave generation circuit 4 that generates a waveform of voltage rise and voltage fall within a certain voltage range at a certain period are input to a comparator 2.2, and the proportional control valve 26 is A proportional control valve control circuit consisting of a circuit that drives a proportional control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP560282U JPS58108506U (en) | 1982-01-18 | 1982-01-18 | Control circuit of proportional control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP560282U JPS58108506U (en) | 1982-01-18 | 1982-01-18 | Control circuit of proportional control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58108506U true JPS58108506U (en) | 1983-07-23 |
Family
ID=30018402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP560282U Pending JPS58108506U (en) | 1982-01-18 | 1982-01-18 | Control circuit of proportional control valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58108506U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS553089A (en) * | 1978-06-23 | 1980-01-10 | Aisin Seiki Co Ltd | Driving method of proportional controller |
-
1982
- 1982-01-18 JP JP560282U patent/JPS58108506U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS553089A (en) * | 1978-06-23 | 1980-01-10 | Aisin Seiki Co Ltd | Driving method of proportional controller |
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