DE69943382D1 - Magnetisches drucklager - Google Patents

Magnetisches drucklager

Info

Publication number
DE69943382D1
DE69943382D1 DE69943382T DE69943382T DE69943382D1 DE 69943382 D1 DE69943382 D1 DE 69943382D1 DE 69943382 T DE69943382 T DE 69943382T DE 69943382 T DE69943382 T DE 69943382T DE 69943382 D1 DE69943382 D1 DE 69943382D1
Authority
DE
Germany
Prior art keywords
magnetic pressure
pressure bearings
bearings
magnetic
pressure
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 - Lifetime
Application number
DE69943382T
Other languages
English (en)
Inventor
Akihiro Shimada
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69943382D1 publication Critical patent/DE69943382D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F16C32/0468—Details of the magnetic circuit of moving parts of the magnetic circuit, e.g. of the rotor
    • 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
    • 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
    • F16C37/00—Cooling of bearings
    • F16C37/005—Cooling of bearings of magnetic bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
DE69943382T 1999-09-30 1999-09-30 Magnetisches drucklager Expired - Lifetime DE69943382D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1999/005362 WO2001023768A1 (fr) 1999-09-30 1999-09-30 Palier de butee magnetique

Publications (1)

Publication Number Publication Date
DE69943382D1 true DE69943382D1 (de) 2011-06-01

Family

ID=14236847

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69943382T Expired - Lifetime DE69943382D1 (de) 1999-09-30 1999-09-30 Magnetisches drucklager

Country Status (5)

Country Link
US (6) US6781269B1 (de)
EP (1) EP1223357B1 (de)
JP (1) JP4427938B2 (de)
DE (1) DE69943382D1 (de)
WO (1) WO2001023768A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9919065D0 (en) * 1999-08-12 1999-10-13 Fast Technology Gmbh Transducer Element
US20060230824A1 (en) * 2002-04-08 2006-10-19 White Drive Products, Inc. Speed sensor flange assemblies
US20060083642A1 (en) 2004-10-18 2006-04-20 Cook Martin C Rotor stability of a rotary pump
FR2896285B1 (fr) 2006-01-13 2008-04-18 Mecanique Magnetique Sa Soc D Dispositif de suspension magnetique d'un rotor
DE102008038978A1 (de) * 2007-08-14 2009-04-30 Rothe Erde Gmbh Verfahren und Lager zur Lagerung von drehbaren Geräten, insbesondere eines medizinischen Scanners
DE102007040018B4 (de) * 2007-08-24 2015-01-08 Minebea Co., Ltd. Permanentmagnetischer Motor mit magnetischem Axiallager
KR100906662B1 (ko) 2007-09-14 2009-07-07 강원대학교산학협력단 스러스트 자기베어링 시스템
WO2009146189A1 (en) 2008-04-17 2009-12-03 Christopher Sortore High-speed permanent magnet motor and generator with low-loss metal rotor
KR20110014591A (ko) 2008-04-18 2011-02-11 신크로니, 아이엔씨. 집적된 전자 장치를 구비한 자기 스러스트 베어링
US9583991B2 (en) 2009-06-24 2017-02-28 Synchrony, Inc. Systems, devices, and/or methods for managing magnetic bearings
KR101133560B1 (ko) 2010-03-11 2012-04-19 한국기계연구원 자기베어링 시스템
EP2586121B1 (de) 2010-06-23 2019-12-11 Synchrony, Inc. Geteiltes magnetisches axialdrucklager
EP2904692A4 (de) * 2012-10-08 2017-03-29 Active Power, Inc. Vorrichtung und verfahren zur passiven magnetischen reduzierung der schubkraft von drehmaschinen
US8963393B2 (en) * 2012-12-18 2015-02-24 Abb Research Ltd. Magnetic thrust bearings
CN103016525B (zh) * 2012-12-19 2015-04-22 江苏大学 一种恒流源偏置径-轴向磁轴承
AT513498B1 (de) * 2013-01-22 2014-05-15 Tech Universität Wien Vorrichtung und Verfahren zur magnetischen Axiallagerung eines Rotors
EP2808572B1 (de) * 2013-05-29 2020-01-01 Nuovo Pignone S.r.l. Magnetlageranordnung mit Innenbelüftung
EP2887022B1 (de) 2013-12-20 2016-09-07 Skf Magnetic Mechatronics Drehmessaufnehmerziel für Magnetlager
FI127781B (en) * 2015-01-21 2019-02-15 Lappeenrannan Teknillinen Yliopisto Rotor unit for an axial magnetic bearing
ITUA20161810A1 (it) * 2016-03-18 2017-09-18 Nuovo Pignone Tecnologie Srl Cuscinetto magnetico per una turbomacchina
RU2697636C2 (ru) * 2018-01-10 2019-08-15 Олег Спартакович Черненко Гибридный магнитный подшипник

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2336488A1 (de) * 1973-07-18 1975-02-06 Klein Schanzlin & Becker Ag Axiallagerung fuer kreiselpumpen
DE3368742D1 (en) * 1982-06-05 1987-02-05 Gutehoffnungshuette Man Shaft seal with a magnetically adjusted sealing clearance
CH663121A5 (de) * 1983-10-03 1987-11-13 Mavilor Syst Sa Wechselstrom-synchron-servomotor.
DE3740295A1 (de) * 1987-11-27 1989-06-08 Asea Brown Boveri Axiales magnetlager
US4920291A (en) * 1989-01-19 1990-04-24 Contraves Goerz Corporation Magnetic thrust bearing with high force modulation capability
US5216308A (en) * 1989-05-25 1993-06-01 Avcon-Advanced Controls Technology, Inc. Magnetic bearing structure providing radial, axial and moment load bearing support for a rotatable shaft
GB2239295B (en) * 1989-08-04 1993-04-21 Glacier Metal Co Ltd Magnetic bearings
GB2246400B (en) * 1990-07-28 1994-01-26 Glacier Metal Co Ltd Magnetic bearings
US5153475A (en) * 1991-01-08 1992-10-06 Contraves Usa, Inc. Magnetic axial force actuator construction
JP3077919B2 (ja) * 1991-09-17 2000-08-21 株式会社東芝 スラスト磁気軸受装置
JPH05122896A (ja) 1991-10-30 1993-05-18 Toshiba Corp スラスト磁気軸受装置
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
US5310311A (en) * 1992-10-14 1994-05-10 Barber-Colman Company Air cycle machine with magnetic bearings
GB2286293A (en) * 1993-12-23 1995-08-09 London Innovation Limited Adjustable stator: winding construction: cooling and commutator construction inan electric machine
GB2291139B (en) * 1994-07-07 1997-07-23 Glacier Metal Co Ltd Back-up bearing arrangement for a magnetic bearing
DK0894360T3 (da) * 1996-04-18 2001-08-06 Helmut Schiller Elektrisk jævnstrømsmaskine
CN1111453C (zh) * 1997-10-09 2003-06-18 塞莫·布莱克·克劳森公司 旋转式精炼系统及其控制方法
JP3930170B2 (ja) * 1998-02-18 2007-06-13 株式会社荏原製作所 循環ファン装置
JP4024382B2 (ja) * 1998-05-15 2007-12-19 株式会社東芝 磁気軸受装置
US6057619A (en) * 1998-12-22 2000-05-02 Sundstrand Corporation Stress relief in a magnetic thrust bearing
KR100403857B1 (ko) * 2000-01-05 2003-11-01 가부시기가이샤 산교세이기 세이사꾸쇼 자기부상모터
US6359357B1 (en) * 2000-08-18 2002-03-19 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Combination radial and thrust magnetic bearing
JP3919436B2 (ja) * 2000-09-13 2007-05-23 株式会社荏原製作所 磁気浮上回転機械
JP2002242876A (ja) * 2001-02-19 2002-08-28 Stmp Kk 磁気軸受式ポンプ

Also Published As

Publication number Publication date
US20070090705A1 (en) 2007-04-26
US20070063604A1 (en) 2007-03-22
US7285887B2 (en) 2007-10-23
JP4427938B2 (ja) 2010-03-10
EP1223357B1 (de) 2011-04-20
US20050099076A1 (en) 2005-05-12
US6781269B1 (en) 2004-08-24
EP1223357A1 (de) 2002-07-17
US7138738B2 (en) 2006-11-21
US7274123B2 (en) 2007-09-25
US7268453B2 (en) 2007-09-11
US7235907B2 (en) 2007-06-26
WO2001023768A1 (fr) 2001-04-05
US20070103021A1 (en) 2007-05-10
US20070096573A1 (en) 2007-05-03
EP1223357A4 (de) 2006-08-09

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