FR2586070B1 - Palier magnetique radial de grand diametre - Google Patents

Palier magnetique radial de grand diametre

Info

Publication number
FR2586070B1
FR2586070B1 FR8512294A FR8512294A FR2586070B1 FR 2586070 B1 FR2586070 B1 FR 2586070B1 FR 8512294 A FR8512294 A FR 8512294A FR 8512294 A FR8512294 A FR 8512294A FR 2586070 B1 FR2586070 B1 FR 2586070B1
Authority
FR
France
Prior art keywords
large diameter
magnetic bearing
radial magnetic
diameter 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
Application number
FR8512294A
Other languages
English (en)
French (fr)
Other versions
FR2586070A1 (fr
Inventor
Helmut Habermann
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 Europeenne de Propulsion SEP 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
Priority to FR8512294A priority Critical patent/FR2586070B1/fr
Priority to CA000515160A priority patent/CA1274565A/en
Priority to EP86401778A priority patent/EP0214896B1/fr
Priority to US06/894,798 priority patent/US4720649A/en
Priority to DE8686401778T priority patent/DE3671076D1/de
Priority to JP61187935A priority patent/JPS6293517A/ja
Publication of FR2586070A1 publication Critical patent/FR2586070A1/fr
Application granted granted Critical
Publication of FR2586070B1 publication Critical patent/FR2586070B1/fr
Expired 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
    • F16C32/0474—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
    • 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
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Rolls And Other Rotary Bodies (AREA)
FR8512294A 1985-08-12 1985-08-12 Palier magnetique radial de grand diametre Expired FR2586070B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8512294A FR2586070B1 (fr) 1985-08-12 1985-08-12 Palier magnetique radial de grand diametre
CA000515160A CA1274565A (en) 1985-08-12 1986-08-01 Large diameter radial magnetic bearing
EP86401778A EP0214896B1 (fr) 1985-08-12 1986-08-08 Palier magnétique radial de grand diamètre
US06/894,798 US4720649A (en) 1985-08-12 1986-08-08 Large diameter radial magnetic bearing
DE8686401778T DE3671076D1 (de) 1985-08-12 1986-08-08 Radiales magnetlager mit grossem durchmesser.
JP61187935A JPS6293517A (ja) 1985-08-12 1986-08-12 大径の磁気ラジアルベアリング

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8512294A FR2586070B1 (fr) 1985-08-12 1985-08-12 Palier magnetique radial de grand diametre

Publications (2)

Publication Number Publication Date
FR2586070A1 FR2586070A1 (fr) 1987-02-13
FR2586070B1 true FR2586070B1 (fr) 1987-12-18

Family

ID=9322175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8512294A Expired FR2586070B1 (fr) 1985-08-12 1985-08-12 Palier magnetique radial de grand diametre

Country Status (6)

Country Link
US (1) US4720649A (enExample)
EP (1) EP0214896B1 (enExample)
JP (1) JPS6293517A (enExample)
CA (1) CA1274565A (enExample)
DE (1) DE3671076D1 (enExample)
FR (1) FR2586070B1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5179308A (en) * 1992-01-14 1993-01-12 Charles Stark Draper Laboratory, Inc. High-speed, low-loss antifriction bearing assembly
JP2733014B2 (ja) * 1994-02-22 1998-03-30 富士通株式会社 ディスク装置の磁気回路構造
GB2294510A (en) * 1994-09-28 1996-05-01 British Nuclear Fuels Plc An electromagnetic bearing
TW380329B (en) * 1997-04-16 2000-01-21 Japan Servo Permanent-magnet revolving electrodynamic machine with a concentrated winding stator
JP4024382B2 (ja) * 1998-05-15 2007-12-19 株式会社東芝 磁気軸受装置
JP3610906B2 (ja) 1999-02-05 2005-01-19 セイコーエプソン株式会社 磁気回路構造、これを用いた発電装置、モータ、及び電子機器
JP4857910B2 (ja) * 2006-05-24 2012-01-18 株式会社豊田自動織機 電動モータ及び電動圧縮機
DE102008017984A1 (de) * 2008-04-07 2009-10-08 Rothe Erde Gmbh Magnetlager sowie Verfahren zur Herstellung eines dafür geeigneten Lagerrings
US7911104B2 (en) * 2009-03-10 2011-03-22 Drs Power Technology, Inc. Pole retention configuration for electric machine rotors
JP5707863B2 (ja) * 2010-10-29 2015-04-30 株式会社明電舎 電動機のロータ構造
EP2863079B1 (en) 2013-10-17 2016-08-24 Skf Magnetic Mechatronics Radial magnetic bearing and method of manufacture
JP6791692B2 (ja) * 2016-09-16 2020-11-25 東芝ライフスタイル株式会社 電動送風機
US11971045B2 (en) * 2017-05-09 2024-04-30 Daikin Industries, Ltd. Turbo compressor
JP7010309B2 (ja) * 2018-02-01 2022-01-26 日産自動車株式会社 回転電機のロータ及び回転電機
WO2023201220A1 (en) 2022-04-12 2023-10-19 Chart Energy & Chemicals, Inc. Cryogenic expansion turbine with magnetic bearings
US20240055934A1 (en) * 2022-08-09 2024-02-15 Borgwarner Inc. Stator having at least one vibration mitigation portion

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH288851A (de) * 1950-06-01 1953-02-15 Siemens Ag Ringförmiger Läuferkörper für elektrische Maschinen.
DE1140637B (de) * 1961-12-13 1962-12-06 Licentia Gmbh Aus einzelnen Blechsegmenten geschichteter Laeufer elektrischer Grossmaschinen
GB996919A (en) * 1962-09-06 1965-06-30 Hitachi Ltd Laminated yokes in rotary electric machines
US3488754A (en) * 1968-12-10 1970-01-06 Allis Chalmers Mfg Co Dynamoelectric machine rim construction with offset ring segments
DE2223218A1 (de) * 1972-05-12 1973-11-22 Deutsche Forsch Luft Raumfahrt Elektromagnetische kraftsteuereinheit fuer eine magnetische radiallagerung
US4264836A (en) * 1979-06-07 1981-04-28 Dukshtau A A Laminated rotor for a synchronous salient-pole electrical machine
FR2524220A1 (fr) * 1982-03-26 1983-09-30 Alsthom Atlantique Rotor a jante feuilletee segmentee et poles rapportes pour machine electrique
JPS5983827A (ja) * 1982-11-02 1984-05-15 Seiko Instr & Electronics Ltd 磁気軸受
FR2536137B1 (fr) * 1982-11-16 1985-07-26 Europ Propulsion Palier electromagnetique pour environnement a haute temperature
US4459269A (en) * 1983-06-29 1984-07-10 Teledyne Industries, Inc. Method for removing ozone from dilute concentrations in air at room temperatures

Also Published As

Publication number Publication date
JPS6293517A (ja) 1987-04-30
CA1274565A (en) 1990-09-25
FR2586070A1 (fr) 1987-02-13
DE3671076D1 (de) 1990-06-13
EP0214896A1 (fr) 1987-03-18
JPH038405B2 (enExample) 1991-02-06
EP0214896B1 (fr) 1990-05-09
US4720649A (en) 1988-01-19

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse