CA2064094A1 - Dispositif servant a calculer un relevement magnetique - Google Patents

Dispositif servant a calculer un relevement magnetique

Info

Publication number
CA2064094A1
CA2064094A1 CA2064094A CA2064094A CA2064094A1 CA 2064094 A1 CA2064094 A1 CA 2064094A1 CA 2064094 A CA2064094 A CA 2064094A CA 2064094 A CA2064094 A CA 2064094A CA 2064094 A1 CA2064094 A1 CA 2064094A1
Authority
CA
Canada
Prior art keywords
shaft
rings
stationary member
pair
permanent magnet
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.)
Granted
Application number
CA2064094A
Other languages
English (en)
Other versions
CA2064094C (fr
Inventor
Crawford R. Meeks
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.)
Individual
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26999205&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2064094(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of CA2064094A1 publication Critical patent/CA2064094A1/fr
Application granted granted Critical
Publication of CA2064094C publication Critical patent/CA2064094C/fr
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
    • F16C32/0459—Details of the magnetic circuit
    • F16C32/0461—Details of the magnetic circuit of stationary parts of the magnetic circuit
    • F16C32/0463—Details of the magnetic circuit of stationary parts of the magnetic circuit with electromagnetic bias, e.g. by extra bias windings
    • 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
    • F16C32/0444—Details of devices to control the actuation 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
    • F16C32/0459—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
    • F16C32/0487—Active magnetic bearings for rotary movement with active support of four degrees of freedom

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
CA002064094A 1989-05-25 1990-05-25 Dispositif servant a calculer un relevement magnetique Expired - Fee Related CA2064094C (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US35641389A 1989-05-25 1989-05-25
US07/356,413 1989-05-25
US07/522,209 US5111102A (en) 1989-05-25 1990-05-11 Magnetic bearing structure
US07/522,209 1990-05-11

Publications (2)

Publication Number Publication Date
CA2064094A1 true CA2064094A1 (fr) 1990-11-26
CA2064094C CA2064094C (fr) 1996-07-09

Family

ID=26999205

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002064094A Expired - Fee Related CA2064094C (fr) 1989-05-25 1990-05-25 Dispositif servant a calculer un relevement magnetique

Country Status (6)

Country Link
US (1) US5111102A (fr)
EP (1) EP0473723B1 (fr)
JP (1) JP2644374B2 (fr)
CA (1) CA2064094C (fr)
DE (1) DE69022588T2 (fr)
WO (1) WO1990014525A1 (fr)

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US5179308A (en) * 1992-01-14 1993-01-12 Charles Stark Draper Laboratory, Inc. High-speed, low-loss antifriction bearing assembly
US5202598A (en) * 1992-03-26 1993-04-13 Sundstrand Corporation Back-up bearing for permanent magnet biased magnetic bearing
US5237229A (en) * 1992-04-16 1993-08-17 Shinko Electric Co., Ltd. Magnetic bearing device with a rotating magnetic field
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
US5319273A (en) * 1992-10-26 1994-06-07 Satcon Technology Corporation Fixed gain electromagnetic actuator and electromagnetic bearing incorporating same
US5502287A (en) * 1993-03-10 1996-03-26 Raychem Corporation Multi-component cable assembly
US5441453A (en) * 1993-06-03 1995-08-15 W.S. Tyler, Incorporated Vibrating shaft assembly having magnetic compensation for reducing shaft bearing loads
JPH0758036A (ja) * 1993-08-16 1995-03-03 Ebara Corp 薄膜形成装置
US5696412A (en) * 1993-10-20 1997-12-09 Iannello; Victor Sensor-less position detector for an active magnetic bearing
US5736800A (en) * 1994-10-18 1998-04-07 Iannello; Victor Light weight, high performance radial actuator for magnetic bearing systems
US5821656A (en) * 1995-07-11 1998-10-13 United Technologies Corporation Magnetic bearing with reduced control-flux-induced rotor loss
EP0845084B1 (fr) 1995-08-18 2004-03-03 LUST ANTRIEBSTECHNIK GmbH Palier magnetique actif radial et son procede de fonctionnement
EP0845083B1 (fr) * 1995-08-18 2004-02-18 LUST ANTRIEBSTECHNIK GmbH Palier magnetique et son procede de fonctionnement
US5818137A (en) * 1995-10-26 1998-10-06 Satcon Technology, Inc. Integrated magnetic levitation and rotation system
US6244835B1 (en) 1996-06-26 2001-06-12 James F. Antaki Blood pump having a magnetically suspended rotor
US6015272A (en) 1996-06-26 2000-01-18 University Of Pittsburgh Magnetically suspended miniature fluid pump and method of designing the same
FR2751028B1 (fr) * 1996-07-10 1998-10-23 Sames Sa Turbine a suspension magnetofluidique
US5925957A (en) * 1997-05-30 1999-07-20 Electric Boat Corporation Fault-tolerant magnetic bearing control system architecture
JP3735749B2 (ja) * 1997-07-22 2006-01-18 光洋精工株式会社 ターボ分子ポンプ
US6313555B1 (en) * 1998-08-19 2001-11-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Low loss pole configuration for multi-pole homopolar magnetic bearings
GB2364429B (en) 1999-04-21 2003-07-23 Seagate Technology Llc Active magnetic bearing system for improved servo control
JP2001078389A (ja) * 1999-09-01 2001-03-23 Sankyo Seiki Mfg Co Ltd 磁気浮上型電動機
EP1247026B1 (fr) * 1999-12-27 2009-09-02 LUST ANTRIEBSTECHNIK GmbH Systeme de suspension magnetique
JP2001182746A (ja) * 1999-12-27 2001-07-06 Ebara Corp 磁気軸受装置
US6559632B1 (en) * 2000-04-11 2003-05-06 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for determining linear and angular velocity of a moving body
WO2001098676A2 (fr) * 2000-06-21 2001-12-27 Trinity Flywheel Power Palier magnetique agence en vue d'une moindre consommation d'energie, d'une masse reduire et d'un fonctionnement a tolerance de pannes
US6664680B1 (en) 2000-12-20 2003-12-16 Indigo Energy, Inc. Flywheel device with active magnetic bearings
US7679245B2 (en) * 2001-09-17 2010-03-16 Beacon Power Corporation Repulsive lift systems, flywheel energy storage systems utilizing such systems and methods related thereto
US20030198128A1 (en) * 2002-04-19 2003-10-23 Carlson Roger W. Mixing system having non-contacting bearings
US8098999B2 (en) * 2003-06-19 2012-01-17 Intel Corporation Multiple channel power monitor
US20040256935A1 (en) * 2003-06-19 2004-12-23 Andrew Kenny Magnetic bearing with permanent magnet poles
US7429811B2 (en) * 2004-06-01 2008-09-30 The Texas A&M University System Fault tolerant homopolar magnetic bearings
JP2006179613A (ja) * 2004-12-21 2006-07-06 Rigaku Corp 半導体ウエハ縦型熱処理装置用磁性流体シールユニット
CN100392267C (zh) * 2005-04-29 2008-06-04 李岭群 永磁悬浮轴
DE102010003675A1 (de) * 2010-04-07 2011-10-13 Siemens Aktiengesellschaft Magnetisches Radiallager
US9404556B2 (en) 2013-03-12 2016-08-02 Waukesha Bearings Corporation Damper
DE102014209766A1 (de) * 2014-05-22 2015-11-26 Siemens Aktiengesellschaft Dampfturbine und Dichtschale für eine Dampfturbine
US9768664B2 (en) 2015-05-21 2017-09-19 The Boeing Company Balanced eccentric gear design and method
EP3115616B1 (fr) * 2015-07-06 2022-09-07 Levitronix GmbH Entrainement rotatif electromagnetique
US10203022B2 (en) 2015-11-04 2019-02-12 The Boeing Company Elliptically interfacing wobble motion gearing system and method
US10024391B2 (en) 2016-01-06 2018-07-17 The Boeing Company Elliptically interfacing gearbox
US10574109B2 (en) 2016-04-28 2020-02-25 The Boeing Company Permanent magnet biased virtual elliptical motor
US10215244B2 (en) 2017-03-02 2019-02-26 The Boeing Company Elliptically interfacing gear assisted braking system
WO2018182891A1 (fr) * 2017-04-01 2018-10-04 Carrier Corporation Palier magnétique radial à amplification de flux
US10520063B2 (en) 2017-04-21 2019-12-31 The Boeing Company Mechanical virtual elliptical drive
US10267383B2 (en) 2017-05-03 2019-04-23 The Boeing Company Self-aligning virtual elliptical drive
WO2019036528A1 (fr) * 2017-08-16 2019-02-21 Boston Scientific Scimed Inc. Système de suivi électromagnétique utilisant des aimants permanents rotatifs pour la génération d'un champ
EP3450782B1 (fr) 2017-09-05 2019-11-06 Lakeview Innovation Ltd. Support magnétique radial actif pourvu de bobinage de joug
US10968969B2 (en) 2019-03-18 2021-04-06 The Boeing Company Nutational braking systems and methods
US11459098B2 (en) 2019-11-27 2022-10-04 The Boeing Company Variable speed transmission and related methods

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DE2213470C3 (de) * 1972-03-20 1988-12-01 Padana AG, Zug Magnetisches Lager
US3976339A (en) * 1974-01-14 1976-08-24 Sperry Rand Corporation Magnetic suspension apparatus
DE2420814C3 (de) * 1974-04-30 1980-10-16 Padana Ag, Zug (Schweiz) Magnetlager mit einem Lagerelement zur Festlegung eines translatorischen Freiheitsgrades
DE2420825C3 (de) * 1974-04-30 1980-04-17 Padana Ag, Zug (Schweiz) Magnetische Lagerung eines Rotors
US4072370A (en) * 1976-08-24 1978-02-07 Spectra-Flux, Inc. Radial magnetic bearing
CH611990A5 (fr) * 1977-01-17 1979-06-29 Sulzer Ag
DE2841256A1 (de) * 1978-09-22 1980-04-03 Teldix Gmbh Vorrichtung mit einem ringfoermigen rotor
AU547809B2 (en) * 1980-12-24 1985-11-07 National Aeronautics And Space Administration - Nasa Linear magnetic bearings
US4405286A (en) * 1982-01-21 1983-09-20 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Actively suspended counter-rotating machine
JPS5943220A (ja) * 1982-09-03 1984-03-10 Natl Aerospace Lab ジンバリング制御が可能な磁気軸受
JPS5999118A (ja) * 1982-11-30 1984-06-07 Toshiba Corp 磁気軸受装置
JPS6011746A (ja) * 1983-06-30 1985-01-22 Toshiba Corp フライホイ−ル装置
JPS6078109A (ja) * 1983-09-30 1985-05-02 Toshiba Corp 磁気軸受
JPS60164013A (ja) * 1984-02-03 1985-08-27 Toshiba Corp 磁気軸受
FR2561738B1 (fr) * 1984-03-26 1986-08-22 Europ Propulsion Procede et dispositif de reduction des vibrations des machines tournantes equipees d'une suspension magnetique active
JPS61175314A (ja) * 1985-01-31 1986-08-07 Natl Aerospace Lab 磁気軸受
FR2612266B1 (fr) * 1987-03-13 1989-07-13 Aerospatiale Palier magnetique pour le centrage actif, selon au moins un axe, d'un corps mobile selon un autre corps

Also Published As

Publication number Publication date
EP0473723A1 (fr) 1992-03-11
DE69022588T2 (de) 1996-04-04
DE69022588D1 (de) 1995-10-26
JPH05502084A (ja) 1993-04-15
US5111102A (en) 1992-05-05
CA2064094C (fr) 1996-07-09
EP0473723B1 (fr) 1995-09-20
JP2644374B2 (ja) 1997-08-25
WO1990014525A1 (fr) 1990-11-29
EP0473723A4 (en) 1992-03-18

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