JPS58166296U - Current control circuit for commutatorless motor - Google Patents
Current control circuit for commutatorless motorInfo
- Publication number
- JPS58166296U JPS58166296U JP1982062068U JP6206882U JPS58166296U JP S58166296 U JPS58166296 U JP S58166296U JP 1982062068 U JP1982062068 U JP 1982062068U JP 6206882 U JP6206882 U JP 6206882U JP S58166296 U JPS58166296 U JP S58166296U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- current control
- control circuit
- converter
- inverter
- 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図は無整流子電動機の一般例を示すブロック図、第
２図は従来例の回路構成を示す接続図、第３図は無整流
子電動機の検出電流の波形を示す図、第４図は本考案の
一実施例を示す接続図である。
２・・・・・・コンバータ、４・・・・・・インバータ
、５・・・・・・同期電動機（電動機）、訃・・・・・
速度制御回路、９゜９′・・・・・・電流制御回路、１
０・・・・・・電流検出器、１１・・・・・・コンバー
タ位相制御回路、１２・！・・・・インバータ位相制御
回路、１．３・・・・・・高低速切換回路。Fig. 1 is a block diagram showing a general example of a non-commutator motor, Fig. 2 is a connection diagram showing the circuit configuration of a conventional example, Fig. 3 is a diagram showing the waveform of the detected current of the non-commutator motor, Fig. 4 1 is a connection diagram showing an embodiment of the present invention. 2...Converter, 4...Inverter, 5...Synchronous motor (electric motor), End...
Speed control circuit, 9゜9'...Current control circuit, 1
0... Current detector, 11... Converter phase control circuit, 12...! ...Inverter phase control circuit, 1.3...High/low speed switching circuit.
Claims (1)
出力が与えられるインバータにより同期電動機に電力供
給し、前記コンバータおよびインバータを位相側御して
速度制御を行う無整流子電動機において、電動機の逆起
電圧を利用する回転数域とそれ以外の回転数環の伝達特
性を決定する２個の演算系に直列に導通・非導通の機能
を有する半導体素子を設け、前記同期電動機の速度ホ制
御を行う調節信号を入力するとともに、前記電動機の逆
起電圧を利用する回転数域を検出する回路の出力信号に
より前記半導体素子を導通せしめて電流制御指令を与え
るようにしたことを特徴とする無整流子電動機の電流制
御回路。In a non-commutator motor in which power is supplied to a synchronous motor by a converter that converts it into variable AC power and an inverter to which multiple outputs of the converter are given, and speed control is performed by controlling the phase of the converter and inverter, the back electromotive voltage of the motor is A semiconductor element having a conduction/non-conduction function is provided in series with two arithmetic systems that determine the transmission characteristics of the rotational speed range to be used and the other rotational speed rings, and an adjustment signal for controlling the speed of the synchronous motor. is input, and the semiconductor element is made conductive by an output signal of a circuit for detecting a rotation speed range using a back electromotive voltage of the motor to give a current control command. Current control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982062068U JPS58166296U (en) | 1982-04-30 | 1982-04-30 | Current control circuit for commutatorless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982062068U JPS58166296U (en) | 1982-04-30 | 1982-04-30 | Current control circuit for commutatorless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58166296U true JPS58166296U (en) | 1983-11-05 |
Family
ID=30072234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982062068U Pending JPS58166296U (en) | 1982-04-30 | 1982-04-30 | Current control circuit for commutatorless motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58166296U (en) |
-
1982
- 1982-04-30 JP JP1982062068U patent/JPS58166296U/en active Pending
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