DE3863672D1 - Aktives magnetlager mit stuetzlager. - Google Patents

Aktives magnetlager mit stuetzlager.

Info

Publication number
DE3863672D1
DE3863672D1 DE8888400848T DE3863672T DE3863672D1 DE 3863672 D1 DE3863672 D1 DE 3863672D1 DE 8888400848 T DE8888400848 T DE 8888400848T DE 3863672 T DE3863672 T DE 3863672T DE 3863672 D1 DE3863672 D1 DE 3863672D1
Authority
DE
Germany
Prior art keywords
bearing
active magnetic
support
magnetic bearing
support 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
DE8888400848T
Other languages
English (en)
Inventor
N Girault
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.)
Societe Internationale de Mecanique Industrielle SA
Original Assignee
Societe Europeenne de Propulsion SEP SA
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 Societe Europeenne de Propulsion SEP SA filed Critical Societe Europeenne de Propulsion SEP SA
Application granted granted Critical
Publication of DE3863672D1 publication Critical patent/DE3863672D1/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
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
    • F16C17/20—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with emergency supports or 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
    • F16C32/0402—Bearings not otherwise provided for using magnetic or electric supporting means combined with other supporting means, e.g. hybrid bearings with both magnetic and fluid supporting means
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/50—Bearings
    • F05D2240/51—Magnetic
    • F05D2240/515—Electromagnetic
    • 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
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/40—Application independent of particular apparatuses related to environment, i.e. operating conditions
    • F16C2300/62—Application independent of particular apparatuses related to environment, i.e. operating conditions low pressure, e.g. elements operating under vacuum conditions

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Sliding-Contact Bearings (AREA)
DE8888400848T 1987-04-09 1988-04-08 Aktives magnetlager mit stuetzlager. Expired - Fee Related DE3863672D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8705042A FR2613791B1 (fr) 1987-04-09 1987-04-09 Palier magnetique radial a atterrisseur de secours et application a une turbomachine a suspension magnetique active

Publications (1)

Publication Number Publication Date
DE3863672D1 true DE3863672D1 (de) 1991-08-22

Family

ID=9349960

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888400848T Expired - Fee Related DE3863672D1 (de) 1987-04-09 1988-04-08 Aktives magnetlager mit stuetzlager.

Country Status (6)

Country Link
US (2) US4929158A (de)
EP (1) EP0287440B1 (de)
JP (1) JPS63263226A (de)
DE (1) DE3863672D1 (de)
ES (1) ES2025790T3 (de)
FR (1) FR2613791B1 (de)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP0381898A3 (de) * 1988-12-27 1991-11-27 Proto-Technology Corporation Verfahren und Apparat zur Unterbrechung von Vibrationen bei drehenden Maschinen mit Magnetlagern
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
JPH0767253B2 (ja) * 1992-04-06 1995-07-19 動力炉・核燃料開発事業団 タービン発電機
US5514924A (en) * 1992-04-30 1996-05-07 AVCON--Advanced Control Technology, Inc. Magnetic bearing providing radial and axial load support for a shaft
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
GB2268983B (en) * 1992-07-23 1996-04-03 Glacier Metal Co Ltd Magnetic bearing back-up
GB2268984B (en) * 1992-07-23 1996-04-03 Glacier Metal Co Ltd Magnetic bearing back-up
DE9215696U1 (de) * 1992-11-18 1994-03-17 Piller Gmbh Co Kg Anton Stromgewinnungsanlage
US5445494A (en) * 1993-11-08 1995-08-29 Bw/Ip International, Inc. Multi-stage centrifugal pump with canned magnetic bearing
EP0687827A1 (de) * 1994-06-13 1995-12-20 Mechanical Technology Incorporated Hybride Magnet/Folien-Gas-Lager
US6310414B1 (en) * 1994-06-21 2001-10-30 Rotoflow Corporation Shaft bearing system
US6282053B1 (en) * 1994-08-05 2001-08-28 Seagate Technology, Inc. Adhesiveless disc drive spindle assembly
US5519274A (en) * 1994-09-07 1996-05-21 Rotodynamics-Seal Research, Inc. Magnetically active foil bearing
US5714818A (en) * 1994-10-18 1998-02-03 Barber-Colman Company Backup bearing for magnetic bearings
KR960030515A (ko) * 1995-01-24 1996-08-17 이형도 능동 자기 베어링 시스템
US5694268A (en) * 1995-02-10 1997-12-02 Seagate Technology, Inc. Spindle motor having overmolded stator
US5658125A (en) * 1995-02-28 1997-08-19 Allison Engine Company, Inc. Magnetic bearings as actuation for active compressor stability control
US5893423A (en) * 1996-05-02 1999-04-13 Satcon Technology Corporation Integration of turboalternator for hybrid motor vehicle
DE69730781T2 (de) * 1996-06-26 2005-09-29 Rolls-Royce Corp., Indianapolis Lagerkombination für eine Gasturbine
DE19823630C2 (de) * 1998-05-27 2003-08-21 Pmdm Prec Motors Deutsche Mine Motorlager für schnelldrehende Kleinmotoren
SE513971C2 (sv) 1998-10-15 2000-12-04 Skf Nova Ab Anordning för begränsning av en whirlhastighet för en axel
JP3349679B2 (ja) * 1999-03-31 2002-11-25 ビーオーシーエドワーズテクノロジーズ株式会社 磁気軸受装置及びこれを備えた真空ポンプ
US6367241B1 (en) 1999-08-27 2002-04-09 Allison Advanced Development Company Pressure-assisted electromagnetic thrust bearing
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
SG97175A1 (en) * 2000-12-23 2003-07-18 Inst Data Storage Electric spindle motor with magnetic bearing and hydrodynamic bearing
FR2826076B1 (fr) 2001-06-15 2003-12-12 Mecanique Magnetique Sa Palier de secours insensible a la charge axiale
JP4261339B2 (ja) 2001-06-15 2009-04-30 ソシエテ・ドゥ・メカニーク・マグネティーク 軸荷重の影響を受けない非常用軸受
US6608418B2 (en) * 2001-08-24 2003-08-19 Smiths Aerospace, Inc. Permanent magnet turbo-generator having magnetic bearings
DE102004023148A1 (de) * 2004-05-07 2005-11-24 Atlas Copco Energas Gmbh Turbomaschine für Tieftemperaturanwendungen
KR20070039922A (ko) * 2004-06-15 2007-04-13 알리 엘-샤페이 유막 베어링에서 불안정성을 제어하기 위한 방법
US7391128B2 (en) * 2004-12-30 2008-06-24 Rozlev Corp., Llc Wind generator system using attractive magnetic forces to reduce the load on the bearings
US20080088195A1 (en) * 2006-10-16 2008-04-17 Dooley Kevin A Outside rotor electric machine
FR2934339B1 (fr) 2008-07-25 2010-09-03 Mecanique Magnetique Sa Palier de secours insensible a la charge axiale
EP2169185B1 (de) * 2008-09-25 2012-05-30 Siemens Aktiengesellschaft Dampfturbine
US20110052109A1 (en) * 2009-08-28 2011-03-03 Dresser-Rand Company Hydrostatic auxiliary bearing for a turbomachine
WO2011044430A2 (en) * 2009-10-09 2011-04-14 Dresser-Rand Company Auxiliary bearing system with oil reservoir for magnetically supported rotor system
WO2011044428A2 (en) * 2009-10-09 2011-04-14 Dresser-Rand Company Auxiliary bearing system for magnetically supported rotor system
WO2011044432A2 (en) * 2009-10-09 2011-04-14 Dresser-Rand Company Auxiliary bearing system with plurality of inertia rings for magnetically supported rotor system
US8408806B2 (en) * 2009-10-09 2013-04-02 Dresser-Rand Company Auxiliary bearing system with oil ring for magnetically supported rotor system
DE102009047153A1 (de) * 2009-11-25 2011-05-26 Sgl Carbon Se Pumpe mit oder aus einem C/SiC-Material und Verwendung von C/SiC-Materialien bei Pumpen
US8353633B2 (en) 2010-01-15 2013-01-15 Dresser-Rand Company Bearing assembly support and adjustment system
JP5977237B2 (ja) 2010-08-20 2016-08-24 ソーラテック コーポレイション 埋め込み可能な血液ポンプ
WO2014007791A1 (en) 2011-05-11 2014-01-09 Dresser-Rand Company Compact compression system with integral heat exchangers
DE102011051885A1 (de) * 2011-07-15 2013-01-17 Atlas Copco Energas Gmbh Turbomaschine
EP2890417A4 (de) 2012-08-31 2016-04-27 Thoratec Corp Einbau eines hallsensors in eine implantierbare blutpumpe
EP2890419B1 (de) 2012-08-31 2019-07-31 Tc1 Llc Startalgorithmus für eine implantierbare blutpumpe
US9963981B2 (en) * 2015-06-10 2018-05-08 General Electric Company Pitch change mechanism for shrouded fan with low fan pressure ratio
CN105422622B (zh) * 2015-12-28 2018-08-07 杨红华 一种磁轴承辅助装置
CN105485165B (zh) * 2015-12-28 2018-03-09 宁波达奋精工轴承有限公司 一种磁轴承空气辅助装置
CN105422647B (zh) * 2015-12-28 2018-07-03 徐州给力磁业有限公司 磁轴承辅助装置
CN105485164B (zh) * 2015-12-28 2018-03-09 宁波达奋精工轴承有限公司 磁轴承空气辅助装置
WO2019139686A1 (en) 2018-01-10 2019-07-18 Tc1 Llc Bearingless implantable blood pump
CN108868892B (zh) * 2018-01-12 2024-04-02 刘慕华 一种转子系统及其控制方法和燃气轮机发电机组及其控制方法
US11652393B2 (en) * 2020-07-01 2023-05-16 Garrett Transportation I Inc Rotor assembly for electric motor of turbomachine with carbon-carbon composite magnet-retaining jacket member

Family Cites Families (18)

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Publication number Priority date Publication date Assignee Title
DE2223218A1 (de) * 1972-05-12 1973-11-22 Deutsche Forsch Luft Raumfahrt Elektromagnetische kraftsteuereinheit fuer eine magnetische radiallagerung
DE2336488A1 (de) * 1973-07-18 1975-02-06 Klein Schanzlin & Becker Ag Axiallagerung fuer kreiselpumpen
US3955426A (en) * 1974-06-19 1976-05-11 Rockwell International Corporation Mass unbalance modulation pickoff attenuation and speed control in electrostatic gyroscope system
US4180946A (en) * 1975-10-02 1980-01-01 Maurice Brunet Tool holding spindle assembly particularly for a grinding machine
DE2825400C2 (de) * 1978-06-09 1984-02-02 Omya Gmbh, 5000 Koeln Trennmaschine
FR2501314A1 (fr) * 1981-03-09 1982-09-10 Europ Propulsion Palier electromagnetique actif redondant
JPS57149621A (en) * 1981-03-11 1982-09-16 Toshiba Corp Trust bearing device
DD200235A1 (de) * 1981-09-03 1983-03-30 Artur Wilda Hydrodynamisches magnetlager
DE3141841A1 (de) * 1981-10-22 1983-05-05 Brown, Boveri & Cie Ag, 6800 Mannheim "zentrier- und fangvorrichtung fuer beruehrungslos gelagerte rotoren"
FR2528923A1 (fr) * 1982-06-17 1983-12-23 Europ Propulsion Dispositif de suspension magnetique d'un rotor place dans une enceinte etanche
JPS5973624A (ja) * 1982-10-18 1984-04-25 Aisin Seiki Co Ltd タ−ボチヤ−ジヤ用軸受装置
FR2536137B1 (fr) * 1982-11-16 1985-07-26 Europ Propulsion Palier electromagnetique pour environnement a haute temperature
JPH0646036B2 (ja) * 1982-11-19 1994-06-15 セイコー電子工業株式会社 軸流分子ポンプ
DE3410473C2 (de) * 1983-04-11 1986-02-06 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Federungssystem für ein Kraftfahrzeug
US4641978A (en) * 1984-10-23 1987-02-10 The United States Of America As Represented By The United States Department Of Energy Bearing system
EP0192836A3 (de) * 1985-03-01 1988-07-20 Maschinenfabrik Rieter Ag Verwendung einer magnetischen Lageranordnung
US4694212A (en) * 1986-03-21 1987-09-15 General Scanning, Inc. Magnetic preloading of actuator bearings
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

Also Published As

Publication number Publication date
ES2025790T3 (es) 1992-04-01
FR2613791A1 (fr) 1988-10-14
US5126612A (en) 1992-06-30
JPH056017B2 (de) 1993-01-25
JPS63263226A (ja) 1988-10-31
US4929158A (en) 1990-05-29
EP0287440B1 (de) 1991-07-17
FR2613791B1 (fr) 1992-03-13
EP0287440A1 (de) 1988-10-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SOCIETE DE MECANIQUE MAGNETIQUE, SAINT-MARCEL, FR

8339 Ceased/non-payment of the annual fee