SE9803537D0 - Device for limiting a whirl speed of a shaft - Google Patents

Device for limiting a whirl speed of a shaft

Info

Publication number
SE9803537D0
SE9803537D0 SE9803537A SE9803537A SE9803537D0 SE 9803537 D0 SE9803537 D0 SE 9803537D0 SE 9803537 A SE9803537 A SE 9803537A SE 9803537 A SE9803537 A SE 9803537A SE 9803537 D0 SE9803537 D0 SE 9803537D0
Authority
SE
Sweden
Prior art keywords
shaft
whirl
limiting
circular
circular element
Prior art date
Application number
SE9803537A
Other languages
English (en)
Other versions
SE513971C2 (sv
SE9803537L (sv
Inventor
Bo Goeransson
Original Assignee
Skf Nova Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Skf Nova Ab filed Critical Skf Nova Ab
Priority to SE9803537A priority Critical patent/SE513971C2/sv
Publication of SE9803537D0 publication Critical patent/SE9803537D0/sv
Priority to JP28824799A priority patent/JP3292714B2/ja
Priority to EP99850147A priority patent/EP0994265B1/en
Priority to DE69923046T priority patent/DE69923046T2/de
Priority to CN99121559A priority patent/CN1077664C/zh
Priority to US09/419,062 priority patent/US6194801B1/en
Publication of SE9803537L publication Critical patent/SE9803537L/sv
Publication of SE513971C2 publication Critical patent/SE513971C2/sv

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0442—Active magnetic bearings with devices affected by abnormal, undesired or non-standard conditions such as shock-load, power outage, start-up or touchdown
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C39/00—Relieving load on bearings
    • F16C39/02—Relieving load on bearings using mechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
SE9803537A 1998-10-15 1998-10-15 Anordning för begränsning av en whirlhastighet för en axel SE513971C2 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9803537A SE513971C2 (sv) 1998-10-15 1998-10-15 Anordning för begränsning av en whirlhastighet för en axel
JP28824799A JP3292714B2 (ja) 1998-10-15 1999-10-08 軸体の振れ回り抑制装置
EP99850147A EP0994265B1 (en) 1998-10-15 1999-10-12 Device for limiting a whirl speed of a shaft
DE69923046T DE69923046T2 (de) 1998-10-15 1999-10-12 Vorrichtung zur Beschränkung der Taumelgeschwindigkeit einer Welle
CN99121559A CN1077664C (zh) 1998-10-15 1999-10-15 限制轴旋转速率的装置
US09/419,062 US6194801B1 (en) 1998-10-15 1999-10-15 Device for limiting shaft whirl

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9803537A SE513971C2 (sv) 1998-10-15 1998-10-15 Anordning för begränsning av en whirlhastighet för en axel

Publications (3)

Publication Number Publication Date
SE9803537D0 true SE9803537D0 (sv) 1998-10-15
SE9803537L SE9803537L (sv) 2000-04-16
SE513971C2 SE513971C2 (sv) 2000-12-04

Family

ID=20412975

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9803537A SE513971C2 (sv) 1998-10-15 1998-10-15 Anordning för begränsning av en whirlhastighet för en axel

Country Status (6)

Country Link
US (1) US6194801B1 (sv)
EP (1) EP0994265B1 (sv)
JP (1) JP3292714B2 (sv)
CN (1) CN1077664C (sv)
DE (1) DE69923046T2 (sv)
SE (1) SE513971C2 (sv)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6601683B1 (en) * 2000-07-03 2003-08-05 The United States Of America As Represented By The Secretary Of The Air Force Carbon-carbon clutch bearing engagement mechanism
US6727616B1 (en) * 2000-11-08 2004-04-27 Christopher W. Gabrys Flywheel energy storage system with quill stabilizer
US6524005B2 (en) * 2001-06-04 2003-02-25 Honeywell International, Inc. Touchdown bearing assembly with actuator ring assembly
US7679245B2 (en) 2001-09-17 2010-03-16 Beacon Power Corporation Repulsive lift systems, flywheel energy storage systems utilizing such systems and methods related thereto
JP5069103B2 (ja) * 2004-06-15 2012-11-07 エル−シャファイ，アリ 流体膜軸受の不安定性制御方法
DE102006013275B4 (de) * 2006-03-21 2008-07-03 Air Fertigung-Technologie Gmbh Lagersystem für Ringpropeller
JP2008208943A (ja) * 2007-02-27 2008-09-11 Jtekt Corp ターボ分子ポンプおよびタッチダウン軸受
DE102008033758B3 (de) * 2008-07-18 2009-12-10 Siemens Aktiengesellschaft Lageranordnung und Lagerbock mit einem magnetischen Radiallager und einem Fanglager für eine rotierende Maschine
US20110052109A1 (en) * 2009-08-28 2011-03-03 Dresser-Rand Company Hydrostatic auxiliary bearing for a turbomachine
WO2011044432A2 (en) * 2009-10-09 2011-04-14 Dresser-Rand Company Auxiliary bearing system with plurality of inertia rings for magnetically supported rotor system
WO2011044428A2 (en) * 2009-10-09 2011-04-14 Dresser-Rand Company Auxiliary bearing system for magnetically supported rotor system
EP2486295B1 (en) * 2009-10-09 2018-03-14 Dresser-Rand Company Auxiliary bearing system with oil ring for magnetically supported rotor system
WO2011044430A2 (en) * 2009-10-09 2011-04-14 Dresser-Rand Company Auxiliary bearing system with oil reservoir for magnetically supported rotor system
WO2011088004A2 (en) 2010-01-15 2011-07-21 Dresser-Rand Company Bearing assembly support and adjustment system
WO2013109235A2 (en) 2010-12-30 2013-07-25 Dresser-Rand Company Method for on-line detection of resistance-to-ground faults in active magnetic bearing systems
US8994237B2 (en) 2010-12-30 2015-03-31 Dresser-Rand Company Method for on-line detection of liquid and potential for the occurrence of resistance to ground faults in active magnetic bearing systems
US9551349B2 (en) 2011-04-08 2017-01-24 Dresser-Rand Company Circulating dielectric oil cooling system for canned bearings and canned electronics
EP2715167B1 (en) 2011-05-27 2017-08-30 Dresser-Rand Company Segmented coast-down bearing for magnetic bearing systems
US8851756B2 (en) 2011-06-29 2014-10-07 Dresser-Rand Company Whirl inhibiting coast-down bearing for magnetic bearing systems
US20140246937A1 (en) * 2013-03-01 2014-09-04 Lawrence Livermore National Security, Llc Anti-whirl touchdown bearing
DE102013219766A1 (de) * 2013-09-30 2015-04-16 Siemens Aktiengesellschaft Anstreifdichtung und Dichtungsanordnung
RU2548331C1 (ru) * 2014-03-18 2015-04-20 Открытое акционерное общество "Конструкторское бюро химавтоматики" Турбонасосный агрегат
JP5970655B2 (ja) * 2014-04-14 2016-08-17 パナソニックＩｐマネジメント株式会社 ガスレーザ発振装置
CN115045909B (zh) * 2022-06-16 2023-09-15 浙江飞旋科技有限公司 一种抗冲击载荷的箔片动压轴承及轴系

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3141841A1 (de) * 1981-10-22 1983-05-05 Brown, Boveri & Cie Ag, 6800 Mannheim "zentrier- und fangvorrichtung fuer beruehrungslos gelagerte rotoren"
FR2613791B1 (fr) * 1987-04-09 1992-03-13 Europ Propulsion Palier magnetique radial a atterrisseur de secours et application a une turbomachine a suspension magnetique active
JPH01200320A (ja) * 1988-02-05 1989-08-11 Hitachi Ltd 回転鏡光偏向器
GB9103257D0 (en) * 1991-02-15 1991-04-03 Glacier Metal The Company Limi A magnetic bearing-shaft assembly having a bearing to support the shaft in the event of failure of the magnetic bearing
GB9103256D0 (en) * 1991-02-15 1991-04-03 Glacier Metal The Company Limi A magnetic bearing-shaft assembly having a bearing to support the shaft in the event of failure of the magnetic bearing
GB2269862B (en) * 1992-08-22 1996-05-08 Glacier Metal Co Ltd Electromagnetic bearing arrangement

Also Published As

Publication number Publication date
EP0994265B1 (en) 2005-01-05
CN1254060A (zh) 2000-05-24
SE513971C2 (sv) 2000-12-04
DE69923046D1 (de) 2005-02-10
SE9803537L (sv) 2000-04-16
JP2000145776A (ja) 2000-05-26
JP3292714B2 (ja) 2002-06-17
DE69923046T2 (de) 2005-12-08
CN1077664C (zh) 2002-01-09
EP0994265A2 (en) 2000-04-19
EP0994265A3 (en) 2000-11-15
US6194801B1 (en) 2001-02-27

Similar Documents

Publication Publication Date Title
SE9803537D0 (sv) Device for limiting a whirl speed of a shaft
US20080213104A1 (en) Motor
KR960027179A (ko) 스캐너 모터
DE3863351D1 (de) Exzentertellerschleifer.
US6933642B2 (en) Hydrodynamic gas bearing
GB2417616A (en) A motor without bearing
JP3406198B2 (ja) スピンドルモータ及びスピンドルモータを採用した回転体装置
KR840005411A (ko) 에레베이터용 구동장치
KR200232132Y1 (ko) 자기베어링이 있는 모터
JPH04203520A (ja) スラストころがり軸受とそれを用いたロータ及びモータ
JP4067686B2 (ja) 動圧空気軸受モータ及びポリゴンスキャナ
JPS6231720A (ja) 磁気軸受のダンパ装置
JPH0620968Y2 (ja) ロータリエンコーダ
JPH0216363A (ja) エンジンの始動充電装置
JP2579416Y2 (ja) エアスピンドル
JP2845736B2 (ja) 張力調整装置
JPS63157641A (ja) １軸制御型磁気軸受装置
JPS6275124A (ja) 磁気軸受装置
JPS61269111A (ja) 回転体支持装置
JP2966011B2 (ja) 空気軸受型ポリゴンスキャナ
JPH0716569U (ja) アウターロータ型モータ
TH10410B (th) มอเตอร์แบบสปินเดิลที่มีแบริ่งชนิดแม่เหล็ก
TH27259A (th) มอเตอร์แบบสปินเดิลที่มีแบริ่งชนิดแม่เหล็ก
JPS59116965A (ja) ヘッド位置決め装置
JPS63121011A (ja) 光偏向器

Legal Events

Date Code Title Description
NUG Patent has lapsed