JPS6238093U - - Google Patents
Info
- Publication number
- JPS6238093U JPS6238093U JP1985128540U JP12854085U JPS6238093U JP S6238093 U JPS6238093 U JP S6238093U JP 1985128540 U JP1985128540 U JP 1985128540U JP 12854085 U JP12854085 U JP 12854085U JP S6238093 U JPS6238093 U JP S6238093U
- Authority
- JP
- Japan
- Prior art keywords
- elevator
- magnetic flux
- speed
- integrator
- flux
- 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
- 230000004907 flux Effects 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図は本考案による交流エレベータの制御装
置の一実施例を示す全体構成図、第２図は磁束検
出回路の一実施例を示す回路図である。
１１……コンバータ、１３……インバータ、１
４……誘導電動機、１８……エレベータのかご、
２０……速度指令発生装置、２１……インバータ
制御装置、２２……サーチコイル、２３……磁束
検出回路、ＳＷ２……エレベータの速度が所定値
以下のときオンするスイツチ。
FIG. 1 is an overall configuration diagram showing an embodiment of an AC elevator control device according to the present invention, and FIG. 2 is a circuit diagram showing an embodiment of a magnetic flux detection circuit. 11...Converter, 13...Inverter, 1
4...Induction motor, 18...Elevator car,
20...Speed command generation device, 21...Inverter control device, 22...Search coil, 23...Magnetic flux detection circuit, SW2 ...Switch turned on when the speed of the elevator is below a predetermined value.
Claims (1)
に誘起される電圧を積分器により積分して回転磁
束を求め、該磁束を制御するインバータ制御によ
りエレベータの速度制御を行なうようにしたもの
において、エレベータの速度が所定値以上に達し
たときには、前記積分器の出力にハイパスフイル
タを挿入して磁束を検出するようにしたことを特
徴とする交流エレベータの制御装置。 In an elevator in which the voltage induced in a search coil attached to the stator of an induction motor is integrated by an integrator to obtain rotating magnetic flux, and the speed of the elevator is controlled by inverter control that controls the magnetic flux, the speed of the elevator is 1. A control device for an AC elevator, characterized in that when the flux reaches a predetermined value or more, a high-pass filter is inserted into the output of the integrator to detect the magnetic flux.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985128540U JPH047675Y2 (en) | 1985-08-22 | 1985-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985128540U JPH047675Y2 (en) | 1985-08-22 | 1985-08-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6238093U true JPS6238093U (en) | 1987-03-06 |
| JPH047675Y2 JPH047675Y2 (en) | 1992-02-27 |
Family
ID=31024304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985128540U Expired JPH047675Y2 (en) | 1985-08-22 | 1985-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH047675Y2 (en) |
-
1985
- 1985-08-22 JP JP1985128540U patent/JPH047675Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH047675Y2 (en) | 1992-02-27 |
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