JPS6152499U - - Google Patents
Info
- Publication number
- JPS6152499U JPS6152499U JP1985106542U JP10654285U JPS6152499U JP S6152499 U JPS6152499 U JP S6152499U JP 1985106542 U JP1985106542 U JP 1985106542U JP 10654285 U JP10654285 U JP 10654285U JP S6152499 U JPS6152499 U JP S6152499U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- induction motor
- speed
- control device
- excitation control
- 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
- 230000006698 induction Effects 0.000 claims description 8
- 230000005284 excitation Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図は従来の誘導電動機の二次励磁制御装置
の概略構成を示すブロツク図、第２図はこの考案
の一実施例による誘導電動機の二次励磁制御装置
の概略構成を示すブロツク図である。
図において、３は誘導電動機、４および５は切
替開閉器、６は起動用抵抗器、７は電力変換装置
、８は変圧器、９は速度設定器、１０は速度検出
器、１１は速度コントロールローラ、１２は電流
コントローラ、１３は電流検出器、１４は位相制
御回路、１５はゲート回路、１６は二次励磁制御
装置、１９は補助の速度設定器、２２は遅延回路
である。
FIG. 1 is a block diagram showing a schematic configuration of a conventional secondary excitation control device for an induction motor, and FIG. 2 is a block diagram showing a schematic configuration of a secondary excitation control device for an induction motor according to an embodiment of this invention. . In the figure, 3 is an induction motor, 4 and 5 are switching switches, 6 is a starting resistor, 7 is a power converter, 8 is a transformer, 9 is a speed setter, 10 is a speed detector, and 11 is a speed control 12 is a current controller, 13 is a current detector, 14 is a phase control circuit, 15 is a gate circuit, 16 is a secondary excitation control device, 19 is an auxiliary speed setting device, and 22 is a delay circuit.
Claims (1)
器からの速度設定信号を比較し、またその出力信
号を電力変換装置の出力電流を表わす信号と比較
することにより、前記誘導電動機の二次側出力を
制御するための前記電力変換装置へのゲート信号
を生成するようにした誘導電動機の二次励磁制御
装置において、前記速度設定器の他方に補助の速
度設定器を備え、前記誘導電動機起動時における
前記二次励磁制御装置の動作開始時のある一定時
間、前記速度信号として前記補助の速度設定器か
らの信号を受けるようにしたことを特徴とする誘
導電動機の二次励磁制御装置。 The secondary output of the induction motor is determined by comparing a signal representing the rotational speed of the induction motor with a speed setting signal from the speed setting device, and by comparing the output signal with a signal representing the output current of the power converter. The secondary excitation control device for an induction motor is configured to generate a gate signal to the power conversion device for control, and the other side of the speed setter is provided with an auxiliary speed setter, and when the induction motor is started, the A secondary excitation control device for an induction motor, characterized in that a signal from the auxiliary speed setter is received as the speed signal for a certain period of time when the secondary excitation control device starts operating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985106542U JPH0210798Y2 (en) | 1985-07-11 | 1985-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985106542U JPH0210798Y2 (en) | 1985-07-11 | 1985-07-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6152499U true JPS6152499U (en) | 1986-04-09 |
| JPH0210798Y2 JPH0210798Y2 (en) | 1990-03-16 |
Family
ID=30665823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985106542U Expired JPH0210798Y2 (en) | 1985-07-11 | 1985-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0210798Y2 (en) |
-
1985
- 1985-07-11 JP JP1985106542U patent/JPH0210798Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0210798Y2 (en) | 1990-03-16 |