JPS60135096U - Speed control device for synchronous motor - Google Patents
Speed control device for synchronous motorInfo
- Publication number
- JPS60135096U JPS60135096U JP1984021664U JP2166484U JPS60135096U JP S60135096 U JPS60135096 U JP S60135096U JP 1984021664 U JP1984021664 U JP 1984021664U JP 2166484 U JP2166484 U JP 2166484U JP S60135096 U JPS60135096 U JP S60135096U
- Authority
- JP
- Japan
- Prior art keywords
- synchronous motor
- speed
- rotor
- command value
- armature
- 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 Motors That Do Not Use Commutators (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の同期電動機の速度制御装置を示すブロッ
ク図、第２図は従来方式の欠点を説明するための波形図
、第３図は本考案の一実施例を示すブロック図、第４図
は第３図における電機子電流補正回路の詳細を示すブロ
ック図である。
１・・・同期電動機、２・・・整流位置センサ、３・・
・速度発電機、４・・・速度制御補償器、５・・・三相
電力制御回路、６・・・電機子電流補正回路、６１・・
・ＲＯＭ、６２・・・Ｄ／Ａ変換器、６３・・・アナロ
グ乗算器。Fig. 1 is a block diagram showing a conventional speed control device for a synchronous motor, Fig. 2 is a waveform diagram for explaining the drawbacks of the conventional system, Fig. 3 is a block diagram showing an embodiment of the present invention, and Fig. 4 is a block diagram showing a conventional speed control device for a synchronous motor. This figure is a block diagram showing details of the armature current correction circuit in FIG. 3. 1...Synchronous motor, 2...Commutation position sensor, 3...
- Speed generator, 4... Speed control compensator, 5... Three-phase power control circuit, 6... Armature current correction circuit, 61...
・ROM, 62...D/A converter, 63...analog multiplier.
Claims (1)
同期電動機において、前記同期電動機の回転子の回転角
を検出する整流位置センサと、前記回転子の回転速度を
検出する速度センサと、この速度センサからの速度検出
値と速度指令値との偏差に応じて当該偏差が零となるよ
うに電機子電流指令値を発生する速度制御補償器と、−
前記整流位置センサからの回転子回転角による界磁磁束
変動に対し発生トルクが均一になるように前記電機子電
流指令値を補正する電機子電流補正回路と、前記整流位
置センサからの回転子回転角により前記同期電動機の必
要な電機子巻線に順次前記補正された電機子電流指令値
に等しい電流を流す三相電力制御回路とから構成したこ
とを特徴とする同期電動機の速度制御装置。In a synchronous motor having a permanent magnet rotor structure having a three-phase armature winding on a stator, a commutating position sensor detecting a rotation angle of a rotor of the synchronous motor, and a speed sensor detecting a rotation speed of the rotor. , a speed control compensator that generates an armature current command value according to the deviation between the speed detection value from the speed sensor and the speed command value so that the deviation becomes zero;
an armature current correction circuit that corrects the armature current command value so that the generated torque is uniform with respect to field magnetic flux fluctuations due to the rotor rotation angle from the commutation position sensor; and rotor rotation from the commutation position sensor. A speed control device for a synchronous motor, comprising a three-phase power control circuit that sequentially flows a current equal to the corrected armature current command value to necessary armature windings of the synchronous motor depending on the angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984021664U JPS60135096U (en) | 1984-02-20 | 1984-02-20 | Speed control device for synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984021664U JPS60135096U (en) | 1984-02-20 | 1984-02-20 | Speed control device for synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60135096U true JPS60135096U (en) | 1985-09-07 |
Family
ID=30513259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984021664U Pending JPS60135096U (en) | 1984-02-20 | 1984-02-20 | Speed control device for synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60135096U (en) |
-
1984
- 1984-02-20 JP JP1984021664U patent/JPS60135096U/en active Pending
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