JPH01134703U - - Google Patents
Info
- Publication number
- JPH01134703U JPH01134703U JP2975588U JP2975588U JPH01134703U JP H01134703 U JPH01134703 U JP H01134703U JP 2975588 U JP2975588 U JP 2975588U JP 2975588 U JP2975588 U JP 2975588U JP H01134703 U JPH01134703 U JP H01134703U
- Authority
- JP
- Japan
- Prior art keywords
- vibration
- computer
- calculates
- signals
- 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.)
- Granted
Links
- 230000001629 suppression Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 1
Description
第１図は本考案の一実施例の全体システム図、
第２図ないし第７図は同実施例に適用される軸受
系の構造図、第８図は同じく軸受台の構造図、第
９図は同じく円環状チヤンバの構造図である。
１ａ，１ｂ，１ｃ…蒸気タービン、２…発電機
、３ａ，３ｂ，３ｄ，３ｅ，３ｇ…軸受系、３ｃ
，３ｆ…ＯＮ・ＯＦＦ可能な軸受系、４…剛性変
更可能な軸受台、５ａ，５ｂ，５ｃ，５ｄ，５ｅ
…振動ピツクアツプ、６，９…インタフエイス、
７…コンピユータ、８…剛性変更可能な部品、１
０１…スリーブ軸受、１０２…ロータ、１０３…
上下動装置、１０４…スリーブ、１０５，１０６
…テイルテイングパツド、１０７，２０３…架台
、２０１…軸受ハウジング、２０２…付加構造物
、３０２…バランスウエイト、３０５…流体圧制
御装置、３０６…チヤンバ。
Figure 1 is an overall system diagram of an embodiment of the present invention.
2 to 7 are structural diagrams of a bearing system applied to the same embodiment, FIG. 8 is a structural diagram of a bearing stand, and FIG. 9 is a structural diagram of an annular chamber. 1a, 1b, 1c...steam turbine, 2...generator, 3a, 3b, 3d, 3e, 3g...bearing system, 3c
, 3f...Bearing system that can be turned ON/OFF, 4...Bearing stand that can change rigidity, 5a, 5b, 5c, 5d, 5e
...Vibration pick-up, 6,9...Interface,
7... Computer, 8... Parts whose rigidity can be changed, 1
01...Sleeve bearing, 102...Rotor, 103...
Vertical movement device, 104...Sleeve, 105, 106
...Tailting pad, 107, 203... Frame, 201... Bearing housing, 202... Additional structure, 302... Balance weight, 305... Fluid pressure control device, 306... Chamber.
Claims (1)
りつけられた複数個の振動ピツクアツプ及び軸受
系と、上記振動ピツクアツプの信号に基づいて最
適振動低減状況を演算するコンピユータと、上記
コンピユータからの最適振動低減状況の信号に基
づいて上記軸受系の剛性変更を行なう可変軸系群
とを具えたことを特徴とする回転機械の振動抑制
装置。 A rotating shaft that supports a rotating machine, a plurality of vibration pickups and bearing systems attached to the rotating shaft, a computer that calculates an optimal vibration reduction situation based on the signals of the vibration pickup, and a computer that calculates an optimal vibration reduction situation based on the signals of the vibration pickup, and A vibration suppression device for a rotating machine, comprising: a variable shaft system group that changes the rigidity of the bearing system based on a signal indicating a vibration reduction status.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988029755U JP2508506Y2 (en) | 1988-03-08 | 1988-03-08 | Vibration suppression device for rotating machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988029755U JP2508506Y2 (en) | 1988-03-08 | 1988-03-08 | Vibration suppression device for rotating machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01134703U true JPH01134703U (en) | 1989-09-14 |
| JP2508506Y2 JP2508506Y2 (en) | 1996-08-28 |
Family
ID=31254237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988029755U Expired - Lifetime JP2508506Y2 (en) | 1988-03-08 | 1988-03-08 | Vibration suppression device for rotating machinery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2508506Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004263854A (en) * | 2002-09-06 | 2004-09-24 | General Electric Co <Ge> | Method and device for changing critical speed of shaft |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5583829A (en) * | 1978-12-21 | 1980-06-24 | Hitachi Ltd | Unbalance correction method of rotary material and its unit |
-
1988
- 1988-03-08 JP JP1988029755U patent/JP2508506Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5583829A (en) * | 1978-12-21 | 1980-06-24 | Hitachi Ltd | Unbalance correction method of rotary material and its unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004263854A (en) * | 2002-09-06 | 2004-09-24 | General Electric Co <Ge> | Method and device for changing critical speed of shaft |
| JP4705750B2 (en) * | 2002-09-06 | 2011-06-22 | ゼネラル・エレクトリック・カンパニイ | Method and apparatus for changing the critical speed of a shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2508506Y2 (en) | 1996-08-28 |
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