JPH0325477U - - Google Patents
Info
- Publication number
- JPH0325477U JPH0325477U JP8506089U JP8506089U JPH0325477U JP H0325477 U JPH0325477 U JP H0325477U JP 8506089 U JP8506089 U JP 8506089U JP 8506089 U JP8506089 U JP 8506089U JP H0325477 U JPH0325477 U JP H0325477U
- Authority
- JP
- Japan
- Prior art keywords
- elevator
- torque
- electric motor
- control device
- brake device
- 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
- 230000005856 abnormality Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Description
第１図は本考案の一実施例のエレベータ装置の
ブロツク図、第２図は本考案の一実施例によるブ
レーキ異常検出手段の処理フローチヤートである
。
５……誘導電動機、６……ブレーキ装置、７…
…制御装置、８……ロータリエンコーダ、１１…
…荷重検出器、７１……速度指令発生装置、７２
……トルク指令発生装置、７３……トルク制御装
置、７４……ブレーキ異常検出装置、７６……入
出力変換器、７７……ＰＷＭインバータ装置。
FIG. 1 is a block diagram of an elevator system according to an embodiment of the present invention, and FIG. 2 is a processing flowchart of a brake abnormality detection means according to an embodiment of the present invention. 5...Induction motor, 6...Brake device, 7...
...Control device, 8...Rotary encoder, 11...
...Load detector, 71...Speed command generator, 72
...Torque command generation device, 73...Torque control device, 74...Brake abnormality detection device, 76...Input/output converter, 77...PWM inverter device.
Claims (1)
駆動用電動機と、前記エレベータ駆動用電動機に
よつて駆動されるシーブを設けた巻上機と、前記
シーブにロープを介してつるべ状に吊り下げられ
た乗かご、及び、つり合いおもりと、前記乗かご
と前記つり合いおもりのアンバランストルクを静
止保持するブレーキ装置と、前記エレベータの速
度を検出する手段と、前記エレベータの速度指令
と速度信号により、前記電動機のトルクを制御す
るトルク指令を備えた制御装置において、 前記エレベータの起動時に、前記エレベータの
アンバランストルクに見合う起動補償トルクと、
前記エレベータ定常走行中における前記電動機の
トルク指令とを比較し、その差が基準値以上の時
は前記ブレーキ装置の異常と判断する構成とした
エレベータのブレーキ装置の異常検出制御装置。[Claims for Utility Model Registration] A control device for controlling an elevator, an electric motor for driving the elevator, a hoisting machine provided with a sheave driven by the electric motor for driving the elevator, and a hoist that is suspended from the sheave via a rope. a car suspended in a shape, a counterweight, a brake device for keeping the unbalanced torque of the car and the counterweight stationary, means for detecting the speed of the elevator, and a speed command for the elevator. In a control device including a torque command for controlling the torque of the electric motor using a speed signal, when the elevator is started, a starting compensation torque corresponding to the unbalanced torque of the elevator is provided;
An abnormality detection control device for a brake device of an elevator, which is configured to compare a torque command of the electric motor during steady running of the elevator, and determine that the brake device is abnormal when the difference is greater than a reference value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8506089U JPH0325477U (en) | 1989-07-21 | 1989-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8506089U JPH0325477U (en) | 1989-07-21 | 1989-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0325477U true JPH0325477U (en) | 1991-03-15 |
Family
ID=31633958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8506089U Pending JPH0325477U (en) | 1989-07-21 | 1989-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325477U (en) |
-
1989
- 1989-07-21 JP JP8506089U patent/JPH0325477U/ja active Pending
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