JPS58156396U - Single-phase induction motor speed control device - Google Patents
Single-phase induction motor speed control deviceInfo
- Publication number
- JPS58156396U JPS58156396U JP1982053660U JP5366082U JPS58156396U JP S58156396 U JPS58156396 U JP S58156396U JP 1982053660 U JP1982053660 U JP 1982053660U JP 5366082 U JP5366082 U JP 5366082U JP S58156396 U JPS58156396 U JP S58156396U
- Authority
- JP
- Japan
- Prior art keywords
- phase induction
- circuit
- induction motor
- speed control
- motor
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の単相誘導電動機の速度制御装置の回路図
、第２図は本考案速度制御装置の回路図である。
ＡＣ・・・交流電源、Ｍ・・・電動機、Ｌ、、 Ｌ２・
・・固定子巻線、Ｃ１Ｃ□、Ｃ２・・・コンデンサ、Ｔ
Ｈ工、 ＴＨ２・・・半導体電力制御素子、ＴＨ３・・
・サイリスタ、Ｄ□・・・交流点弧素子、Ｄ２．Ｄ３．
Ｄ４．Ｄ５・・・整流器、ＲＣ・・・整流回路、ＴＧ・
・・タコジェネレータ、Ｚｌ・・・比較増幅器、Ｑ□ｖ
Ｑ２＋ Ｑ３・・・トランジスタ、■Ｒ・・・可変抵
、抗器、ＳＷ・・・スイッチ、Ｒ１〜Ｒ□８・・
・抵抗、Ｐｌ・・・コレクタ。FIG. 1 is a circuit diagram of a conventional speed control device for a single-phase induction motor, and FIG. 2 is a circuit diagram of a speed control device of the present invention. AC...AC power supply, M...motor, L, L2.
・Stator winding, C1C□, C2...Capacitor, T
H engineering, TH2... semiconductor power control element, TH3...
- Thyristor, D□... AC ignition element, D2. D3.
D4. D5... Rectifier, RC... Rectifier circuit, TG.
...Tachogenerator, Zl...Comparison amplifier, Q□v
Q2+ Q3...transistor, ■R...variable resistor, resistor, SW...switch, R1~R□8...
・Resistance, Pl...Collector.
Claims (2)
検出し、その出力電圧と速度指令電圧とを比較して得た
偏差電圧を増幅した出力で電源と上記電動機との間に介
挿した半導体電力制御素子を制御して上記電動機の入力
電力を制御し、且つ上記偏差電圧が負となった時に上記
半導体電力制御素子に制動時間決定回路の時定数回路に
よって定まる時間の間交流半波の電流を流して上記電動
機を減速せしめるようにした速度制御装置に於て、上記
制動時間決定回路の時定数回路のコンデンサと並列に強
制放電回路を接続したことを特徴とする単相誘導電動機
の速度制御装置。(1) The rotational speed of a single-phase induction motor is detected by a tacho generator, and the output voltage is compared with the speed command voltage. The deviation voltage obtained is amplified and outputted by a semiconductor inserted between the power supply and the motor. A power control element is controlled to control the input power of the motor, and when the deviation voltage becomes negative, an AC half-wave current is applied to the semiconductor power control element for a time determined by a time constant circuit of a braking time determination circuit. Speed control of a single-phase induction motor, characterized in that a forced discharge circuit is connected in parallel with a capacitor of a time constant circuit of the braking time determining circuit, in the speed control device configured to decelerate the motor by flowing Device.
ジスタのコレクタ回路に介挿した抵抗とより成る実用新
案登録請求の範囲第１項記載の単相誘導電動機の速度制
御装置。(2) The speed control device for a single-phase induction motor according to claim 1, wherein the forced discharge circuit comprises a transistor and a resistor inserted in the collector circuit of the transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982053660U JPS58156396U (en) | 1982-04-15 | 1982-04-15 | Single-phase induction motor speed control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982053660U JPS58156396U (en) | 1982-04-15 | 1982-04-15 | Single-phase induction motor speed control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58156396U true JPS58156396U (en) | 1983-10-19 |
Family
ID=30064314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982053660U Pending JPS58156396U (en) | 1982-04-15 | 1982-04-15 | Single-phase induction motor speed control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58156396U (en) |
-
1982
- 1982-04-15 JP JP1982053660U patent/JPS58156396U/en active Pending
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