JPS605295U - Speed control device for wound induction motor - Google Patents
Speed control device for wound induction motorInfo
- Publication number
- JPS605295U JPS605295U JP9611783U JP9611783U JPS605295U JP S605295 U JPS605295 U JP S605295U JP 9611783 U JP9611783 U JP 9611783U JP 9611783 U JP9611783 U JP 9611783U JP S605295 U JPS605295 U JP S605295U
- Authority
- JP
- Japan
- Prior art keywords
- induction motor
- control device
- wound induction
- speed control
- resistor
- 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
- Control Of Ac Motors In General (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は巻線形誘導電動機の２次側制御による従来の速
度制御装置の回路図であり、第２図は停電が復旧した左
きの電動機２次電圧と２次電流の変化を示すグラフであ
る。第３図は本考案の実施例を示す回路図であり、第４
図は第３図の実施例での動作を示すタイムチャートであ
る。Figure 1 is a circuit diagram of a conventional speed control device using secondary side control for a wound induction motor, and Figure 2 is a graph showing changes in secondary voltage and secondary current of a left-handed motor after a power outage has been restored. be. FIG. 3 is a circuit diagram showing an embodiment of the present invention;
The figure is a time chart showing the operation in the embodiment of FIG. 3.
Claims (1)
る始動抵抗器と、該始動抵抗器に並列接続せる整流器と
、該整流器の直流側を短絡するように接続せる制御抵抗
器と、該制御抵抗器に並列接続せるトランジスタチョッ
パとを備えてなる巻線形誘導電動機の速度制御装置にお
いて、前記トランジスタチョッパに並列接続せるＧＴＯ
サイリスクと電流抑制抵抗器との直列回路と、前記電動
機１次側電流喪失とともに該ＧＴＯサイリスタをオンさ
せ、短時間後に電源復帰のときは前記トランジスタチョ
ッパの動作再開と同時に当該ＧＴＯサイリスクをオフさ
せる制御装置を備えてなることを特徴とする巻線形誘導
電動機の速度制御装置。a starting resistor connected to short-circuit each phase of the secondary side of a wound induction motor; a rectifier connected in parallel to the starting resistor; and a control resistor connected to short-circuit the DC side of the rectifier. A speed control device for a wound induction motor comprising a transistor chopper connected in parallel to the control resistor, a GTO connected in parallel to the transistor chopper.
A series circuit of a thyristor and a current suppression resistor, and control that turns on the GTO thyristor when the motor primary side current is lost, and turns off the GTO thyristor at the same time as the transistor chopper resumes operation when the power is restored after a short time. 1. A speed control device for a wound induction motor, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9611783U JPS605295U (en) | 1983-06-22 | 1983-06-22 | Speed control device for wound induction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9611783U JPS605295U (en) | 1983-06-22 | 1983-06-22 | Speed control device for wound induction motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS605295U true JPS605295U (en) | 1985-01-16 |
Family
ID=30229217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9611783U Pending JPS605295U (en) | 1983-06-22 | 1983-06-22 | Speed control device for wound induction motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS605295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6262157U (en) * | 1985-10-08 | 1987-04-17 | ||
| JPS63150225U (en) * | 1987-03-20 | 1988-10-03 |
-
1983
- 1983-06-22 JP JP9611783U patent/JPS605295U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6262157U (en) * | 1985-10-08 | 1987-04-17 | ||
| JPS63150225U (en) * | 1987-03-20 | 1988-10-03 |
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