JPS6069598U - Variable speed AC induction motor - Google Patents
Variable speed AC induction motorInfo
- Publication number
- JPS6069598U JPS6069598U JP16235183U JP16235183U JPS6069598U JP S6069598 U JPS6069598 U JP S6069598U JP 16235183 U JP16235183 U JP 16235183U JP 16235183 U JP16235183 U JP 16235183U JP S6069598 U JPS6069598 U JP S6069598U
- Authority
- JP
- Japan
- Prior art keywords
- induction motor
- speed
- frequency oscillator
- rotor
- variable
- 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.)
- Granted
Links
Landscapes
- Induction Machinery (AREA)
- 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図は本考案の１例に係る展開回路図、第２図及び第
３図は同じく変速制御系における点弧装置のゲート回路
図及びステッピング回路図、第４図は第３図における可
変周波数発振器の略示回路図、第５図は交流誘導電動機
の速度制御特性線図である。
１ａｔ２ａ・・・・・・固定子巻線、６ａ、７ａ・・・
・・・双方向制御整流素子、１２・・・・・・ステッピ
ング回路、１３・・・・・・可変周波数発信器。Fig. 1 is a developed circuit diagram according to an example of the present invention, Figs. 2 and 3 are gate circuit diagrams and stepping circuit diagrams of an ignition device in the speed change control system, and Fig. 4 is a variable frequency diagram in Fig. 3. A schematic circuit diagram of the oscillator, and FIG. 5 is a speed control characteristic diagram of the AC induction motor. 1at2a...Stator winding, 6a, 7a...
. . . Bidirectional control rectifier, 12 . . . Stepping circuit, 13 . . . Variable frequency oscillator.
Claims (1)
・・・を固定子に持つ交流誘導電動機と、この交流誘導
電動機の前記各固定子巻線１ａ＊２ａ・・・の巻線端を
電源接続端子に接続する各配線中に夫々介設した双方向
制御整流素子６ａ、７ａ・・・と、可変周波数発振器１
３により駆動されて前記各双方向制御整流素子６ａ、７
ａ・・・のゲート端子にトリガ出力を順番に発してゆき
、この順番に発してゆくターンオンの方向を前記交流誘
導電動機の回転子の回転方向に順ぜしめあるいは逆せし
め、かつターンオンの周期を速くすることで定格回転数
以上あるいは定格回転数以下に前記回転子を回転せしめ
るステッピング回路１２とからな−っており、前記可変
周波数発振器１３を電源周波数以下の周波数範囲で、か
つ、前記誘導電動機に急激な速度低下をもたらさない値
の異なる複数の周波数に切換廃振可能な多段階周波数発
振器に形成してなることを特徴とする可変速交流誘導電
動機。Stator windings 1a, 2a with integral multiples of the product of the number of power supply phases and the number of poles
. . . in its stator, and both stator windings 1a * 2a . direction control rectifying elements 6a, 7a... and variable frequency oscillator 1
3, the two-way control rectifying elements 6a, 7
Sequentially emitting trigger outputs to the gate terminals of a..., causing the turn-on directions emitted in this order to be aligned or reversed to the rotating direction of the rotor of the AC induction motor, and changing the turn-on period. The stepping circuit 12 rotates the rotor at a speed higher than or equal to the rated rotation speed by increasing the rotation speed, and the variable frequency oscillator 13 is operated in a frequency range below the power supply frequency and the induction motor A variable speed AC induction motor characterized in that it is formed into a multi-stage frequency oscillator that can be switched to a plurality of frequencies with different values without causing a sudden speed reduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16235183U JPS6069598U (en) | 1983-10-19 | 1983-10-19 | Variable speed AC induction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16235183U JPS6069598U (en) | 1983-10-19 | 1983-10-19 | Variable speed AC induction motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6069598U true JPS6069598U (en) | 1985-05-17 |
| JPH0333197Y2 JPH0333197Y2 (en) | 1991-07-15 |
Family
ID=30356537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16235183U Granted JPS6069598U (en) | 1983-10-19 | 1983-10-19 | Variable speed AC induction motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6069598U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5184023A (en) * | 1975-01-20 | 1976-07-23 | Daikin Ind Ltd |
-
1983
- 1983-10-19 JP JP16235183U patent/JPS6069598U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5184023A (en) * | 1975-01-20 | 1976-07-23 | Daikin Ind Ltd |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0333197Y2 (en) | 1991-07-15 |
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