DE69002137D1 - Magnetische lager. - Google Patents

Magnetische lager.

Info

Publication number
DE69002137D1
DE69002137D1 DE9090202036T DE69002137T DE69002137D1 DE 69002137 D1 DE69002137 D1 DE 69002137D1 DE 9090202036 T DE9090202036 T DE 9090202036T DE 69002137 T DE69002137 T DE 69002137T DE 69002137 D1 DE69002137 D1 DE 69002137D1
Authority
DE
Germany
Prior art keywords
magnetic bearing
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.)
Expired - Fee Related
Application number
DE9090202036T
Other languages
English (en)
Other versions
DE69002137T2 (de
Inventor
Nigel Henry New
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Federal Mogul Engineering Ltd
Original Assignee
Glacier Metal Co Ltd
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 Glacier Metal Co Ltd filed Critical Glacier Metal Co Ltd
Application granted granted Critical
Publication of DE69002137D1 publication Critical patent/DE69002137D1/de
Publication of DE69002137T2 publication Critical patent/DE69002137T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16C37/00—Cooling of bearings
    • F16C37/005—Cooling of bearings of magnetic bearings
    • 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
    • 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
    • F16C32/0459—Details of the magnetic circuit
    • 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
    • F16C32/0459—Details of the magnetic circuit
    • F16C32/0461—Details of the magnetic circuit of stationary parts of the magnetic circuit
    • F16C32/0465—Details of the magnetic circuit of stationary parts of the magnetic circuit with permanent magnets provided in the magnetic circuit of the electromagnets
    • 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
    • F16C32/0474—Active magnetic bearings for rotary movement
    • F16C32/0476—Active magnetic bearings for rotary movement with active support of one degree of freedom, e.g. axial magnetic bearings
    • 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
    • F16C32/0474—Active magnetic bearings for rotary movement
    • F16C32/048—Active magnetic bearings for rotary movement with active support of two degrees of freedom, e.g. radial magnetic bearings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/22—Cooling by heat conduction through solid or powdered fillings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
DE90202036T 1989-08-04 1990-07-25 Magnetische lager. Expired - Fee Related DE69002137T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8917877A GB2239295B (en) 1989-08-04 1989-08-04 Magnetic bearings

Publications (2)

Publication Number Publication Date
DE69002137D1 true DE69002137D1 (de) 1993-08-12
DE69002137T2 DE69002137T2 (de) 1993-11-04

Family

ID=10661181

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90202036T Expired - Fee Related DE69002137T2 (de) 1989-08-04 1990-07-25 Magnetische lager.

Country Status (5)

Country Link
US (1) US5072146A (de)
EP (1) EP0411697B1 (de)
JP (1) JPH0369821A (de)
DE (1) DE69002137T2 (de)
GB (1) GB2239295B (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5218252A (en) * 1992-02-11 1993-06-08 Sundstrand Corporation Dynamoelectric machines with stator positioning
US5514924A (en) * 1992-04-30 1996-05-07 AVCON--Advanced Control Technology, Inc. Magnetic bearing providing radial and axial load support for a shaft
US5250865A (en) * 1992-04-30 1993-10-05 Avcon - Advanced Controls Technology, Inc. Electromagnetic thrust bearing for coupling a rotatable member to a stationary member
US5315197A (en) * 1992-04-30 1994-05-24 Avcon - Advance Controls Technology, Inc. Electromagnetic thrust bearing using passive and active magnets, for coupling a rotatable member to a stationary member
KR950034989A (ko) * 1994-05-30 1995-12-30 이형도 스러스트(thrust) 자기 베어링
EP0693630A3 (de) * 1994-07-18 1998-01-07 General Electric Company Magnetisches Axiallager
US5698917A (en) * 1995-09-25 1997-12-16 Glacier Rpb Inc. Electromagnetic bearing with a stationary armature canning arrangement
US5783877A (en) * 1996-04-12 1998-07-21 Anorad Corporation Linear motor with improved cooling
US5749700A (en) * 1996-07-17 1998-05-12 Allison Engine Company, Inc. High speed, high temperature hybrid magnetic thrust bearing
US5969451A (en) * 1996-12-13 1999-10-19 General Electric Company Current-controlled magnetic thrust compensators for mechanical thrust bearings
JP3923696B2 (ja) * 1999-07-19 2007-06-06 株式会社荏原製作所 基板回転装置
DE69943382D1 (de) * 1999-09-30 2011-06-01 Mitsubishi Electric Corp Magnetisches drucklager
GB0111629D0 (en) 2001-05-11 2001-07-04 Switched Reluctance Drives Ltd Cooling of electrical machines
KR100784126B1 (ko) * 2006-08-11 2007-12-12 전자부품연구원 자기베어링 액튜에이터
RU2010142965A (ru) 2008-04-17 2012-05-27 Синкрони, Инк. (US) Высокоскоростной электродвигатель с постоянным магнитом и генератор с металлическим ротором с низким уровнем потерь
JP2011520410A (ja) 2008-04-18 2011-07-14 シンクロニー，インコーポレイテッド 集積電子工学を用いた磁力スラスト軸受
US8513826B2 (en) * 2008-06-26 2013-08-20 Ed Mazur Wind turbine
DE102008036702A1 (de) * 2008-08-01 2010-02-04 Rothe Erde Gmbh Magnetlager und Verfahren zu dessen Betrieb
FR2938028B1 (fr) * 2008-11-03 2010-12-31 Mecanique Magnetique Sa Palier magnetique axial chemise.
US9583991B2 (en) 2009-06-24 2017-02-28 Synchrony, Inc. Systems, devices, and/or methods for managing magnetic bearings
WO2011163456A1 (en) 2010-06-23 2011-12-29 Synchrony, Inc. Split magnetic thrust bearing
CN102900761B (zh) * 2012-09-06 2014-12-24 江苏大学 一种永磁偏磁轴向混合磁轴承
NO2746606T3 (de) * 2012-12-21 2018-09-01
US10125814B2 (en) * 2013-10-24 2018-11-13 Raymond James Walsh Passive magnetic bearing
EP2808572B1 (de) * 2013-05-29 2020-01-01 Nuovo Pignone S.r.l. Magnetlageranordnung mit Innenbelüftung
EP2886890B1 (de) * 2013-12-18 2019-06-26 Skf Magnetic Mechatronics Schubscheibe, Magnetlager und Vorrichtung
CN104141717B (zh) * 2014-06-30 2016-08-17 山东科技大学 一种用于抑制转子振动的大阻尼混合式磁阻尼器
US9964067B2 (en) * 2014-07-03 2018-05-08 Ford Global Technologies, Llc Internal combustion engine with oil circuit and oil-lubricated shaft bearings
EP3499062B1 (de) * 2017-12-14 2021-04-21 Skf Magnetic Mechatronics Magnetlageranordnung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3810303A (en) * 1969-05-15 1974-05-14 J Hoell Method of making electrical transformer means
US3860300A (en) * 1971-07-07 1975-01-14 Cambridge Thermionic Corp Virtually zero powered magnetic suspension
DE2339318C3 (de) * 1973-08-03 1978-09-28 Aeg-Elotherm Gmbh, 5630 Remscheid Linearer Wanderfeldinduktor für den Transport geschmolzener Metalle
US4180296A (en) * 1978-01-06 1979-12-25 Societe Europeenne De Propulsion Axial electromagnetic bearing for a shaft rotating at high speed
US4245869A (en) * 1978-08-07 1981-01-20 Padana Ag Magnetic bearings
US4345175A (en) * 1980-11-03 1982-08-17 General Electric Company Means for reducing shear stresses on winding conductor insulation for air-gap dynamoelectric machines
US4409502A (en) * 1981-12-17 1983-10-11 Westinghouse Electric Corp. Self-cooled electrical machine with integrated fan and salient pole rotor
US4900964A (en) * 1989-01-11 1990-02-13 Westinghouse Electric Corp. Pole face slot filler

Also Published As

Publication number Publication date
GB2239295B (en) 1993-04-21
DE69002137T2 (de) 1993-11-04
GB8917877D0 (en) 1989-09-20
EP0411697B1 (de) 1993-07-07
US5072146A (en) 1991-12-10
GB2239295A (en) 1991-06-26
JPH0369821A (ja) 1991-03-26
EP0411697A1 (de) 1991-02-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee