JPS63100998U - - Google Patents
Info
- Publication number
- JPS63100998U JPS63100998U JP1986196539U JP19653986U JPS63100998U JP S63100998 U JPS63100998 U JP S63100998U JP 1986196539 U JP1986196539 U JP 1986196539U JP 19653986 U JP19653986 U JP 19653986U JP S63100998 U JPS63100998 U JP S63100998U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- motor
- output
- comparator
- 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
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図は本考案の電動機制御回路の一実施例の
ブロツク図、第２図は第１図の動作波形図である
。
１……フオトカプラ、２……波形整形回路、３
……積分回路、４……加減算回路、６……比較器
、８……無接点リレー、９……電動機。
FIG. 1 is a block diagram of one embodiment of the motor control circuit of the present invention, and FIG. 2 is an operating waveform diagram of FIG. 1. 1...Photocoupler, 2...Waveform shaping circuit, 3
...Integrator circuit, 4...Addition/subtraction circuit, 6...Comparator, 8...Non-contact relay, 9...Electric motor.
Claims (1)
動機制御回路において、前記電動機が接続される
交流電源電圧の零クロス点を検出する一対のフオ
トカプラと、該フオトカプラの出力電圧波形を整
形する波形整形回路、該波形整形回路の出力電圧
を積分する積分回路と、該積分回路電圧と基準電
圧とを加減算する加減算回路と、該加減算回路の
出力電圧と制御電圧とを比較する比較器と、該比
較器の出力電圧により前記サイリスタのゲートを
制御する無接点リレーとが設けてあることを特徴
とする電動機制御回路。 A motor control circuit that drives a motor by connecting a thyristor in series, includes a pair of photocouplers that detect a zero-crossing point of an AC power supply voltage to which the motor is connected, a waveform shaping circuit that shapes the output voltage waveform of the photocoupler; An integrating circuit that integrates the output voltage of the waveform shaping circuit, an adding/subtracting circuit that adds/subtracts the integrating circuit voltage and a reference voltage, a comparator that compares the output voltage of the adding/subtracting circuit with a control voltage, and an output of the comparator. A motor control circuit comprising: a non-contact relay that controls the gate of the thyristor by voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986196539U JPS63100998U (en) | 1986-12-19 | 1986-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986196539U JPS63100998U (en) | 1986-12-19 | 1986-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63100998U true JPS63100998U (en) | 1988-06-30 |
Family
ID=31155454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986196539U Pending JPS63100998U (en) | 1986-12-19 | 1986-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63100998U (en) |
-
1986
- 1986-12-19 JP JP1986196539U patent/JPS63100998U/ja active Pending