JPS60156896U - AC motor control circuit - Google Patents
AC motor control circuitInfo
- Publication number
- JPS60156896U JPS60156896U JP1984044568U JP4456884U JPS60156896U JP S60156896 U JPS60156896 U JP S60156896U JP 1984044568 U JP1984044568 U JP 1984044568U JP 4456884 U JP4456884 U JP 4456884U JP S60156896 U JPS60156896 U JP S60156896U
- Authority
- JP
- Japan
- Prior art keywords
- command signal
- motor
- gain
- giving
- predetermined
- 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
- 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図は従来の交流電動機の制御回路を示すブロック図
、第2図はこの発明の一実施例による交流電動機の制御
回路を示すブロック図である。 、1.2,4,1
3・・・演算器、3,16・・・割算器、5・・・加算
器、6・・・変換器、8・・・周波数変換装置、?、
11. 14. 15. 17・・・増幅器、8・・
・誘導電動機。なお、図中、同一符号は同一部分を示す
。FIG. 1 is a block diagram showing a conventional control circuit for an AC motor, and FIG. 2 is a block diagram showing a control circuit for an AC motor according to an embodiment of the present invention. ,1.2,4,1
3... Arithmetic unit, 3, 16... Divider, 5... Adder, 6... Converter, 8... Frequency converter, ? ,
11. 14. 15. 17...Amplifier, 8...
・Induction motor. In addition, in the figures, the same reference numerals indicate the same parts.
Claims (1)
度信号とを比較し、この比較の結果により第1指令信号
を発生する第1演算器と、基準磁束信号を一次遅れ要素
を介して第1量を求め、上記基準磁束信号に所定の第1
ゲインを与えた結果から上記第1゛量に所定の第2ゲイ
ンを与えた結果を減算して第2量を求め、この第2量に
所定の第3ゲインを与えることにより第2指令信号を発
生する第2演算器と、上記第1指令信号を上記第1量に
より割算し、かつ所定の第4ゲインを与えることにより
第3指令信号を発生する第3演算器とを備え、上記第1
指令信号により上記交流電動機に供給するトルク成分電
流を制御し、上記第2指令信号により上記交流電動機に
供給する磁束成分電流を制御し、かつ上記第3指令信号
により上記交流電動機のすべり周波数を制御するように
した交流電動機の制御回路。A first computing unit that compares a reference speed signal with a speed signal detected from a rotating AC motor and generates a first command signal based on the result of this comparison; A predetermined first
A second quantity is obtained by subtracting the result of giving a predetermined second gain to the first quantity from the result of giving the gain, and a second command signal is obtained by giving a predetermined third gain to this second quantity. and a third computing unit that generates a third command signal by dividing the first command signal by the first amount and giving a predetermined fourth gain, 1
The torque component current supplied to the AC motor is controlled by a command signal, the magnetic flux component current supplied to the AC motor is controlled by the second command signal, and the slip frequency of the AC motor is controlled by the third command signal. A control circuit for an AC motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984044568U JPS60156896U (en) | 1984-03-28 | 1984-03-28 | AC motor control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984044568U JPS60156896U (en) | 1984-03-28 | 1984-03-28 | AC motor control circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60156896U true JPS60156896U (en) | 1985-10-18 |
JPH047674Y2 JPH047674Y2 (en) | 1992-02-27 |
Family
ID=30557259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984044568U Granted JPS60156896U (en) | 1984-03-28 | 1984-03-28 | AC motor control circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60156896U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62107693A (en) * | 1985-10-31 | 1987-05-19 | Meidensha Electric Mfg Co Ltd | Controlling method for vector of induction motor |
JPH02101984A (en) * | 1988-10-06 | 1990-04-13 | Fuji Electric Co Ltd | Induction motor controller |
-
1984
- 1984-03-28 JP JP1984044568U patent/JPS60156896U/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62107693A (en) * | 1985-10-31 | 1987-05-19 | Meidensha Electric Mfg Co Ltd | Controlling method for vector of induction motor |
JPH02101984A (en) * | 1988-10-06 | 1990-04-13 | Fuji Electric Co Ltd | Induction motor controller |
Also Published As
Publication number | Publication date |
---|---|
JPH047674Y2 (en) | 1992-02-27 |
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