FR2614375B1 - RADIAL AUXILIARY BEARING FOR MAGNETIC SUSPENSION - Google Patents

RADIAL AUXILIARY BEARING FOR MAGNETIC SUSPENSION

Info

Publication number
FR2614375B1
FR2614375B1 FR8705769A FR8705769A FR2614375B1 FR 2614375 B1 FR2614375 B1 FR 2614375B1 FR 8705769 A FR8705769 A FR 8705769A FR 8705769 A FR8705769 A FR 8705769A FR 2614375 B1 FR2614375 B1 FR 2614375B1
Authority
FR
France
Prior art keywords
magnetic suspension
auxiliary bearing
radial auxiliary
radial
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
FR8705769A
Other languages
French (fr)
Other versions
FR2614375A1 (en
Inventor
Maurice Brunet
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 de Mecanique Magnetique SA
Original Assignee
Societe de Mecanique Magnetique 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 de Mecanique Magnetique SA filed Critical Societe de Mecanique Magnetique SA
Priority to FR8705769A priority Critical patent/FR2614375B1/en
Priority to JP63100025A priority patent/JPH07103894B2/en
Publication of FR2614375A1 publication Critical patent/FR2614375A1/en
Application granted granted Critical
Publication of FR2614375B1 publication Critical patent/FR2614375B1/en
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
    • 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
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
    • 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
    • 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
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
FR8705769A 1987-04-23 1987-04-23 RADIAL AUXILIARY BEARING FOR MAGNETIC SUSPENSION Expired - Fee Related FR2614375B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8705769A FR2614375B1 (en) 1987-04-23 1987-04-23 RADIAL AUXILIARY BEARING FOR MAGNETIC SUSPENSION
JP63100025A JPH07103894B2 (en) 1987-04-23 1988-04-22 Auxiliary radial bearing for magnetic bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8705769A FR2614375B1 (en) 1987-04-23 1987-04-23 RADIAL AUXILIARY BEARING FOR MAGNETIC SUSPENSION

Publications (2)

Publication Number Publication Date
FR2614375A1 FR2614375A1 (en) 1988-10-28
FR2614375B1 true FR2614375B1 (en) 1992-07-31

Family

ID=9350413

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8705769A Expired - Fee Related FR2614375B1 (en) 1987-04-23 1987-04-23 RADIAL AUXILIARY BEARING FOR MAGNETIC SUSPENSION

Country Status (2)

Country Link
JP (1) JPH07103894B2 (en)
FR (1) FR2614375B1 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5714818A (en) * 1994-10-18 1998-02-03 Barber-Colman Company Backup bearing for magnetic bearings
EP0816654B1 (en) * 1996-06-26 2004-09-22 Rolls-Royce Corporation Bearing combination for gas turbine engine
JP4426049B2 (en) * 1999-03-31 2010-03-03 エドワーズ株式会社 Magnetic bearing device and vacuum pump
FR2804476B1 (en) 2000-01-31 2002-04-12 Cit Alcatel DAMPING SYSTEM AND BEARING CENTER FOR VACUUM PUMP ON MAGNETIC BEARING
FR2826076B1 (en) * 2001-06-15 2003-12-12 Mecanique Magnetique Sa EMERGENCY BEARING INSENSITIVE TO AXIAL LOAD
US7217039B2 (en) 2001-06-15 2007-05-15 Societe De Mecanique Magnetique Axial load-insensitive emergency bearing
FR2870303B1 (en) * 2004-05-13 2007-07-27 Thermodyn Soc Par Actions Simp RADIAL ACTIVE MAGNETIC BEARING AND ROTATING MACHINE PROVIDED WITH SUCH A BEARING
DE102006017933B4 (en) * 2006-04-18 2008-01-24 Siemens Ag Electric machine with magnetic bearing and backup bearing
DE102008051446B3 (en) * 2008-10-13 2010-05-27 Siemens Aktiengesellschaft Safety bearing of a magnetic bearing or air bearing
JP5359303B2 (en) * 2009-01-20 2013-12-04 株式会社ジェイテクト Rolling bearing device
JP5229499B2 (en) * 2009-06-30 2013-07-03 株式会社安川電機 Magnetic bearing device and vacuum pump including the same
ITTO20090655A1 (en) * 2009-08-21 2011-02-22 Torino Politecnico PERFECT ELECTRODYNAMIC ROTOR-BEARING GROUP
DE102010035183A1 (en) 2010-08-24 2012-03-01 Schaeffler Technologies Gmbh & Co. Kg Safety bearing for a magnetic bearing
DE102011005761A1 (en) * 2011-03-18 2012-09-20 Schaeffler Technologies Gmbh & Co. Kg Bearing arrangement with a fishing camp
DE102013210215A1 (en) 2013-06-03 2014-12-04 Schaeffler Technologies Gmbh & Co. Kg Bearing arrangement with a fishing camp
EP2829756B1 (en) 2013-07-26 2016-06-29 SKF Magnetic Mechatronics S.A.S. Auxiliary bearing of the ball bearing type for a magnetically suspended rotor system
FR3016667B1 (en) * 2014-01-22 2016-08-26 Ntn-Snr Roulements ROLLING ASSEMBLY COMPRISING A BEARING UNIT AND A MECHANICAL PART.
DE102015207156A1 (en) * 2015-04-20 2016-10-20 Schaeffler Technologies AG & Co. KG Double clutch
DE102016220196B4 (en) 2015-11-18 2021-12-09 Schaeffler Technologies AG & Co. KG Catch storage system
CN106545572B (en) * 2017-01-11 2018-07-10 四川金占机械制造有限责任公司 A kind of inserted tooth hob drill bit fluid bearing
CN110259824B (en) * 2019-06-05 2020-06-19 清华大学 Protective bearing assembly of magnetic bearing
CN111005939A (en) * 2020-01-07 2020-04-14 珠海格力电器股份有限公司 Radial protection system of magnetic suspension bearing
CN112610603B (en) * 2020-11-30 2021-11-23 珠海格力电器股份有限公司 Magnetic suspension rotor floating control method and control device and magnetic suspension bearing
CN115045909B (en) * 2022-06-16 2023-09-15 浙江飞旋科技有限公司 Impact load-resistant foil hydrodynamic bearing and shafting

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR680623A (en) * 1928-09-11 1930-05-02 Separator Ab Ball bearing guide for centrifuges
US3993942A (en) * 1975-09-11 1976-11-23 Allis-Chalmers Corporation Forced commutation chopper having current limit
DE2924815C2 (en) * 1979-06-20 1986-06-26 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Retention bearings for supercritically running rotors
CH658499A5 (en) * 1982-05-26 1986-11-14 Bbc Brown Boveri & Cie Resilient supporting device for shaft bearings of high-speed rotors, in particular those of turbo machines
US4440456A (en) * 1983-03-24 1984-04-03 General Motors Corporation Squeeze film bearing mount

Also Published As

Publication number Publication date
JPS6479415A (en) 1989-03-24
JPH07103894B2 (en) 1995-11-08
FR2614375A1 (en) 1988-10-28

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Legal Events

Date Code Title Description
ST Notification of lapse