JPS6397399U - - Google Patents
Info
- Publication number
- JPS6397399U JPS6397399U JP19136386U JP19136386U JPS6397399U JP S6397399 U JPS6397399 U JP S6397399U JP 19136386 U JP19136386 U JP 19136386U JP 19136386 U JP19136386 U JP 19136386U JP S6397399 U JPS6397399 U JP S6397399U
- Authority
- JP
- Japan
- Prior art keywords
- phase
- switching element
- secondary resistance
- induction motor
- semiconductor switching
- 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
- 230000006698 induction Effects 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims 2
- 230000002457 bidirectional effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図は本考案の実施例を示す回路構成図、第
２図は従来装置を示す回路構成図である。
１…巻線形誘導電動機、６…単相全波整流回路
、３…二次抵抗値、７Ｒ，７Ｓ，７Ｔ…半導体ス
イツチング素子、５…制御装置。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional device. DESCRIPTION OF SYMBOLS 1...Wound induction motor, 6...Single-phase full-wave rectifier circuit, 3...Secondary resistance value, 7R, 7S, 7T...Semiconductor switching element, 5...Control device.
Claims (1)
転速度制御装置において、二次側の各相毎に中性
点との間に二次抵抗を設け、かつ各相毎に中性点
との間に双方向導通の半導体スイツチング素子を
設け、各相毎に個別に該半導体スイツチング素子
により開閉することによつて二次電流の高調波を
抑制する制御装置を備えることを特徴とする誘導
電動機の速度制御装置。 In a rotational speed control device using a secondary resistance control method for a wound induction motor, a secondary resistance is provided between each phase on the secondary side and the neutral point, and a secondary resistance is provided between each phase and the neutral point. Speed control of an induction motor, characterized by comprising a control device that includes a bidirectional conductive semiconductor switching element and suppresses harmonics of a secondary current by individually opening and closing each phase using the semiconductor switching element. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19136386U JPS6397399U (en) | 1986-12-12 | 1986-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19136386U JPS6397399U (en) | 1986-12-12 | 1986-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6397399U true JPS6397399U (en) | 1988-06-23 |
Family
ID=31145435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19136386U Pending JPS6397399U (en) | 1986-12-12 | 1986-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6397399U (en) |
-
1986
- 1986-12-12 JP JP19136386U patent/JPS6397399U/ja active Pending
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