JPS61156495U - - Google Patents
Info
- Publication number
- JPS61156495U JPS61156495U JP1985038724U JP3872485U JPS61156495U JP S61156495 U JPS61156495 U JP S61156495U JP 1985038724 U JP1985038724 U JP 1985038724U JP 3872485 U JP3872485 U JP 3872485U JP S61156495 U JPS61156495 U JP S61156495U
- Authority
- JP
- Japan
- Prior art keywords
- speed
- induction motor
- input
- operational amplifier
- power converter
- 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 7
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図は本考案の一実施例の要部構成を示す系
統図、第２図は第１図の説明のため示した信号特
性図、第３図は従来例の電動機制御装置の要部構
成を示す系統図、第４図は第３図に示した従来装
置の信号特性図である。
１……電力変換器、２……誘導電動機（電動機
）、３……速度設定器、４……速度検出器、５…
…比較器、６……速度演算増幅器、７……関数発
生器。
Fig. 1 is a system diagram showing the main part configuration of an embodiment of the present invention, Fig. 2 is a signal characteristic diagram shown for explanation of Fig. 1, and Fig. 3 is the main part structure of a conventional motor control device. FIG. 4 is a signal characteristic diagram of the conventional device shown in FIG. 3. 1...Power converter, 2...Induction motor (motor), 3...Speed setter, 4...Speed detector, 5...
...Comparator, 6...Speed operational amplifier, 7...Function generator.
Claims (1)
り調節し該誘導電動機の速度を制御せしめる誘導
電動機の制御装置において、前記誘導電動機を制
御しようとする速度に設定する速度設定値と誘導
電動機の速度に比例した速度帰還値とを比較演算
増幅する速度演算増幅器と、該速度演算増幅器の
出力信号を入力として該入力の平方根に相当する
信号を発生する関数発生器とを少なくとも備え、
該関数発生器出力を前記電力変換器の制御信号入
力として得るようにしたことを特徴とする誘導電
動機の制御装置。 In an induction motor control device that controls the speed of the induction motor by adjusting the primary voltage applied to the induction motor using a power converter, a speed setting value that is set to a speed at which the induction motor is to be controlled and a speed of the induction motor are provided. comprising at least a speed operational amplifier that compares and amplifies a proportional speed feedback value, and a function generator that receives an output signal of the speed operational amplifier as an input and generates a signal corresponding to the square root of the input;
A control device for an induction motor, characterized in that the output of the function generator is obtained as a control signal input to the power converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985038724U JPS61156495U (en) | 1985-03-18 | 1985-03-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985038724U JPS61156495U (en) | 1985-03-18 | 1985-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61156495U true JPS61156495U (en) | 1986-09-27 |
Family
ID=30545997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985038724U Pending JPS61156495U (en) | 1985-03-18 | 1985-03-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61156495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009100589A (en) * | 2007-10-18 | 2009-05-07 | Oriental Motor Co Ltd | Phase controller |
-
1985
- 1985-03-18 JP JP1985038724U patent/JPS61156495U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009100589A (en) * | 2007-10-18 | 2009-05-07 | Oriental Motor Co Ltd | Phase controller |