JPH0182697U - - Google Patents
Info
- Publication number
- JPH0182697U JPH0182697U JP1987177312U JP17731287U JPH0182697U JP H0182697 U JPH0182697 U JP H0182697U JP 1987177312 U JP1987177312 U JP 1987177312U JP 17731287 U JP17731287 U JP 17731287U JP H0182697 U JPH0182697 U JP H0182697U
- Authority
- JP
- Japan
- Prior art keywords
- electric motor
- speed
- motor
- bidirectional thyristor
- control device
- 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
- 238000004804 winding Methods 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図はこの考案の一実施例を示す電動機の速
度制御装置の回路ブロツク図、第２図および第３
図は上記電動機の速度制御装置の動作を説明する
ための巻線の電流波形図および電動機の特性図、
第４図は従来の電動機の速度制御装置の回路ブロ
ツク図、第５図は第４図の電動機の速度制御装置
の動作を説明するための巻線の電流波形図である
。
図中、１は双方向サイリスタ、２は主巻線（電
動機）、３は補助巻線（電動機）、４はコンデン
サ、５は交流電源（商用）である。
FIG. 1 is a circuit block diagram of a motor speed control device showing one embodiment of this invention, and FIGS.
The figure shows a current waveform diagram of the winding and a characteristic diagram of the motor to explain the operation of the speed control device of the motor.
FIG. 4 is a circuit block diagram of a conventional motor speed control device, and FIG. 5 is a current waveform diagram of a winding for explaining the operation of the motor speed control device of FIG. In the figure, 1 is a bidirectional thyristor, 2 is a main winding (motor), 3 is an auxiliary winding (motor), 4 is a capacitor, and 5 is an AC power source (commercial).
Claims (1)
のトルクを変えて該電動機の速度を制御する電動
機の速度制御装置において、 前記電動機の主巻線に対し、該電動機の補助巻
線とコンデンサと前記双方向サイリスタとを直列
に接続してなる回路を並列に接続し、 前記電動機に交流電源を印加すると共に、前記
双方向サイリスタによる位相制御にて、前記電動
機のトルクを変えて該電動機の速度を制御するよ
うにしたことを特徴とする電動機の速度制御装置
。[Claims for Utility Model Registration] In a speed control device for an electric motor that controls the speed of the electric motor by changing the torque of the electric motor through phase control using a bidirectional thyristor, A circuit formed by connecting a winding, a capacitor, and the bidirectional thyristor in series is connected in parallel, and while applying AC power to the motor, the torque of the motor is changed by phase control by the bidirectional thyristor. 1. A speed control device for an electric motor, characterized in that the speed of the electric motor is controlled by the speed of the electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177312U JPH0182697U (en) | 1987-11-20 | 1987-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177312U JPH0182697U (en) | 1987-11-20 | 1987-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0182697U true JPH0182697U (en) | 1989-06-01 |
Family
ID=31468980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987177312U Pending JPH0182697U (en) | 1987-11-20 | 1987-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0182697U (en) |
-
1987
- 1987-11-20 JP JP1987177312U patent/JPH0182697U/ja active Pending
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