JPH01144545U - - Google Patents
Info
- Publication number
- JPH01144545U JPH01144545U JP4107788U JP4107788U JPH01144545U JP H01144545 U JPH01144545 U JP H01144545U JP 4107788 U JP4107788 U JP 4107788U JP 4107788 U JP4107788 U JP 4107788U JP H01144545 U JPH01144545 U JP H01144545U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- damper
- rotor yoke
- dielectric
- magnetic bearing
- 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
- 230000001939 inductive effect Effects 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
Landscapes
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図は本考案の第１実施例を示す側断面図、
第２図はダンパの渦電流の発生状態を示す上側の
ダンパの上面図、第３図、第４図および第５図は
それぞれ本考案の第２、第３および第４実施例を
示す側断面図、第６図は従来のダンパを示す側断
面図である。
Ａ…能動型ラジアル磁気軸受、Ｂ，Ｂ１，Ｂ２
…能動型スラスト磁気軸受、１…永久磁石、２，
７…永久磁石または電磁石継鉄、３，３Ａ，３Ｂ
…ラジアル磁気ダンパ、４…回転軸、６…回転子
継鉄、８…ケーシング、１１……電磁石コイル、
１２，１２Ａ，１２Ｂ…電磁石固定子、１３…制
御用コイル、１４…空隙、１５…渦電流の流れ。
FIG. 1 is a side sectional view showing the first embodiment of the present invention;
FIG. 2 is a top view of the upper damper showing how eddy currents are generated in the damper, and FIGS. 3, 4, and 5 are side cross-sections showing the second, third, and fourth embodiments of the present invention, respectively. 6 are side sectional views showing a conventional damper. A...Active radial magnetic bearing, B, B1, B2
...Active thrust magnetic bearing, 1...Permanent magnet, 2,
7...Permanent magnet or electromagnetic yoke, 3, 3A, 3B
...Radial magnetic damper, 4...Rotating shaft, 6...Rotor yoke, 8...Casing, 11...Electromagnetic coil,
12, 12A, 12B...Electromagnetic stator, 13...Control coil, 14...Air gap, 15...Flow of eddy current.
Claims (1)
少なくともいずれか一方に非磁性の誘電体を取付
けて前記回転軸の振動時に該誘電体に渦電流を誘
起して振動エネルギを消費するラジアル磁気ダン
パにおいて、前記回転子継鉄に能動型スラスト磁
気軸受の回転子継鉄を兼ねさせるとともに、磁気
軸受および磁気ダンパのそれぞれの磁路の間に磁
気抵抗の大きい部分を設けたことを特徴とするラ
ジアル磁気ダンパ。 Radial magnetism that consumes vibration energy by attaching a non-magnetic dielectric to at least one of the rotor yoke and stator yoke of a magnetic bearing device and inducing eddy currents in the dielectric when the rotating shaft vibrates. The damper is characterized in that the rotor yoke also serves as a rotor yoke for an active thrust magnetic bearing, and a portion with high magnetic resistance is provided between the respective magnetic paths of the magnetic bearing and the magnetic damper. Radial magnetic damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4107788U JPH01144545U (en) | 1988-03-30 | 1988-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4107788U JPH01144545U (en) | 1988-03-30 | 1988-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01144545U true JPH01144545U (en) | 1989-10-04 |
Family
ID=31267528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4107788U Pending JPH01144545U (en) | 1988-03-30 | 1988-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01144545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020076823A (en) * | 2001-03-30 | 2002-10-11 | 광주과학기술원 | Apparatus for controlling a balance in a rotating machine and method therefor |
-
1988
- 1988-03-30 JP JP4107788U patent/JPH01144545U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020076823A (en) * | 2001-03-30 | 2002-10-11 | 광주과학기술원 | Apparatus for controlling a balance in a rotating machine and method therefor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0439078U (en) | ||
| JPH01144545U (en) | ||
| JPH02114373U (en) | ||
| JPS61144772U (en) | ||
| JPS5822884U (en) | 3-phase bidirectional current-carrying brushless motor | |
| JPS63160078U (en) | ||
| JPH043121U (en) | ||
| JPS617274U (en) | Rotor magnetic poles of synchronous motor | |
| JPS6445450U (en) | ||
| JPH03106852U (en) | ||
| JPH0339377U (en) | ||
| JPS6251970U (en) | ||
| JPH01146014U (en) | ||
| JPH01157575U (en) | ||
| JPS59114781U (en) | linear motor | |
| JPH0314972U (en) | ||
| JPS63184219U (en) | ||
| JPS6244661U (en) | ||
| JPH02118467U (en) | ||
| JPS61189774U (en) | ||
| JPS6059788U (en) | brushless motor | |
| JPS6024185U (en) | step motor | |
| JPS6390810U (en) | ||
| JPS5896122U (en) | magnetic bearing | |
| JPS60166277U (en) | Flat brushless motor |