JPS59173459U - Magnetic bearing control device - Google Patents
Magnetic bearing control deviceInfo
- Publication number
- JPS59173459U JPS59173459U JP6807283U JP6807283U JPS59173459U JP S59173459 U JPS59173459 U JP S59173459U JP 6807283 U JP6807283 U JP 6807283U JP 6807283 U JP6807283 U JP 6807283U JP S59173459 U JPS59173459 U JP S59173459U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic bearing
- value
- control device
- fixed part
- rotating body
- 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
Landscapes
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (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図は本案を適用する磁気軸受をそなえた実施例を示
す側面図で上半部を断面にしである。第２図は本案制御
回路の実施例、第３図はラジアル磁気軸受における説明
図である。
３は回転軸、６・７はラジアル方向磁気軸受、８・９は
ラジアル方向の変位検出器、１０・１１は ・ラジア
ルディスク、１２はスラストディスク、１３・１４は電
磁石、１５はスラスト方向の変位検出器、＄ａ、 ６ｂ
、 ６Ｃ，５ｄは電磁石、２′０は比較器、２１は演算
装置、２２は励磁装置である。FIG. 1 is a side view showing an embodiment equipped with a magnetic bearing to which the present invention is applied, with the upper half sectioned away. FIG. 2 is an embodiment of the control circuit according to the present invention, and FIG. 3 is an explanatory diagram of a radial magnetic bearing. 3 is a rotating shaft, 6 and 7 are radial direction magnetic bearings, 8 and 9 are radial direction displacement detectors, 10 and 11 are radial disks, 12 is a thrust disk, 13 and 14 are electromagnets, and 15 is a thrust direction displacement Detector, $a, 6b
, 6C and 5d are electromagnets, 2'0 is a comparator, 21 is an arithmetic device, and 22 is an excitation device.
Claims (1)
向磁気軸受とによって回転体を支承させる磁気軸受にお
いて、固定部に設けられ前記回転体と各磁気軸受の電磁
石との間隔を検出する変位検出器と、固定部および回転
体の温度を検出する温度検出器と、前記温度検出器の検
出値から固定部に対する回転軸の伸びを演算する演算装
置とを設け、各電磁石に変位検出器の検出値と変位基準
値との比較値を前記演算装置の出力値で修正した値で励
磁を制御する励磁装置をそなえたことを特徴とする磁気
軸受の制御装置。In a magnetic bearing in which a rotating body is supported by a radial direction magnetic bearing and a thrust direction magnetic bearing provided on the anti-load side, a displacement detector is provided at a fixed part and detects the distance between the rotating body and the electromagnet of each magnetic bearing. and a temperature detector that detects the temperature of the fixed part and the rotating body, and an arithmetic device that calculates the extension of the rotating shaft with respect to the fixed part from the detected value of the temperature detector, and the detected value of the displacement detector is provided for each electromagnet. 1. A control device for a magnetic bearing, comprising: an excitation device that controls excitation using a value obtained by correcting a value compared with a displacement reference value using an output value of the arithmetic device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6807283U JPS59173459U (en) | 1983-05-06 | 1983-05-06 | Magnetic bearing control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6807283U JPS59173459U (en) | 1983-05-06 | 1983-05-06 | Magnetic bearing control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59173459U true JPS59173459U (en) | 1984-11-20 |
Family
ID=30198257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6807283U Pending JPS59173459U (en) | 1983-05-06 | 1983-05-06 | Magnetic bearing control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59173459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61185039A (en) * | 1985-02-13 | 1986-08-18 | Hitachi Ltd | Rotary electric machine having magnetic bearing |
-
1983
- 1983-05-06 JP JP6807283U patent/JPS59173459U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61185039A (en) * | 1985-02-13 | 1986-08-18 | Hitachi Ltd | Rotary electric machine having magnetic bearing |
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