DE3875057D1 - Apparat zur verhinderung von instabilen schwingungen eines magnetischen lagersystems. - Google Patents

Apparat zur verhinderung von instabilen schwingungen eines magnetischen lagersystems.

Info

Publication number
DE3875057D1
DE3875057D1 DE8888109384T DE3875057T DE3875057D1 DE 3875057 D1 DE3875057 D1 DE 3875057D1 DE 8888109384 T DE8888109384 T DE 8888109384T DE 3875057 T DE3875057 T DE 3875057T DE 3875057 D1 DE3875057 D1 DE 3875057D1
Authority
DE
Germany
Prior art keywords
magnetic bearing
bearing system
preventing unstable
unstable vibrations
vibrations
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
DE8888109384T
Other languages
English (en)
Other versions
DE3875057T2 (de
Inventor
Hirokuni Hiyama
Kazuhide Watanabe
Atsushi Nakajima
Chikara Murakami
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.)
National Aerospace Exploration Agentcy Chofu Tok
Ebara Corp
Ebara Research Co Ltd
Original Assignee
Ebara Corp
National Aerospace Laboratory of Japan
Ebara Research Co Ltd
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 Ebara Corp, National Aerospace Laboratory of Japan, Ebara Research Co Ltd filed Critical Ebara Corp
Publication of DE3875057D1 publication Critical patent/DE3875057D1/de
Application granted granted Critical
Publication of DE3875057T2 publication Critical patent/DE3875057T2/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
    • F16C32/0444—Details of devices to control the actuation of the electromagnets
    • F16C32/0451—Details of controllers, i.e. the units determining the power to be supplied, e.g. comparing elements, feedback arrangements with P.I.D. control
    • 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
DE8888109384T 1987-10-28 1988-06-13 Apparat zur verhinderung von instabilen schwingungen eines magnetischen lagersystems. Expired - Fee Related DE3875057T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62270352A JPH01116318A (ja) 1987-10-28 1987-10-28 能動形磁気軸受

Publications (2)

Publication Number Publication Date
DE3875057D1 true DE3875057D1 (de) 1992-11-05
DE3875057T2 DE3875057T2 (de) 1993-05-06

Family

ID=17485067

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888109384T Expired - Fee Related DE3875057T2 (de) 1987-10-28 1988-06-13 Apparat zur verhinderung von instabilen schwingungen eines magnetischen lagersystems.

Country Status (4)

Country Link
US (1) US4885491A (de)
EP (1) EP0313727B1 (de)
JP (1) JPH01116318A (de)
DE (1) DE3875057T2 (de)

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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
US5013987A (en) * 1989-07-18 1991-05-07 Seiko Instruments Inc. Control system for magnetic bearing
US5216590A (en) * 1990-07-13 1993-06-01 Seiko Seiki Kabushiki Kaisha Contactless guided positioning table
JPH0510326A (ja) * 1991-06-27 1993-01-19 Matsushita Electric Ind Co Ltd 磁気軸受の制御装置
US5486729A (en) * 1992-03-09 1996-01-23 Hitachi, Ltd. Method and apparatus for controlling a magnetic bearing
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
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
US5514924A (en) * 1992-04-30 1996-05-07 AVCON--Advanced Control Technology, Inc. Magnetic bearing providing radial and axial load support for a shaft
US5310311A (en) * 1992-10-14 1994-05-10 Barber-Colman Company Air cycle machine with magnetic bearings
US5666013A (en) * 1992-12-07 1997-09-09 Seiko Seiki Kabushiki Kaisha Magnetic bearing
US5543673A (en) * 1993-07-27 1996-08-06 Sundstrand Corporation High performance magnetic bearing
JPH07256503A (ja) * 1994-03-17 1995-10-09 Seiko Seiki Co Ltd スピンドル装置
JP3533014B2 (ja) * 1994-08-22 2004-05-31 株式会社荏原製作所 磁気軸受支持回転体のデジタル制御方法及び制御装置
FR2725253B1 (fr) * 1995-01-24 1998-11-13 Samsung Electro Mech Actionneur pour palier magnetique
JP3114085B2 (ja) * 1996-01-31 2000-12-04 セイコー精機株式会社 半径方向位置修正電磁石付磁気軸受装置
JP3109023B2 (ja) * 1996-07-18 2000-11-13 セイコー精機株式会社 磁気軸受装置
JP3701115B2 (ja) 1998-02-12 2005-09-28 株式会社荏原製作所 磁気軸受制御装置
JP3421243B2 (ja) * 1998-05-13 2003-06-30 株式会社荏原製作所 キャンドモータポンプ
JP4036567B2 (ja) * 1999-01-27 2008-01-23 株式会社荏原製作所 制御形磁気軸受装置
US6734650B2 (en) * 2002-01-30 2004-05-11 Honeywell International, Inc. System and method for controlling an active magnetic bearing using continuous variable compensation
US7119520B2 (en) * 2004-03-03 2006-10-10 Honeywell International, Inc. Energy storage flywheel test control system
KR20070039922A (ko) * 2004-06-15 2007-04-13 알리 엘-샤페이 유막 베어링에서 불안정성을 제어하기 위한 방법
EP1621785A1 (de) * 2004-07-30 2006-02-01 Mecos Traxler AG Verfahren und Gerät zur Steuerung eines Magnetlagers
DE102007001201A1 (de) * 2007-01-05 2008-07-10 Oerlikon Leybold Vacuum Gmbh Verfahren zur Ermittlung von Resonanzfrequenzen eines magnetgelagerten Rotors
EP2006556B1 (de) * 2007-06-18 2013-11-13 Mecos Traxler AG Stabilisierung einer Magnetlagervorrichtung bei Fanglagerkontakt
WO2010000861A1 (en) * 2008-07-04 2010-01-07 Ident Technology Ag Capacitive sensor device
JP5673087B2 (ja) * 2010-12-27 2015-02-18 株式会社明電舎 モータ制御装置
FR2995646B1 (fr) 2012-09-17 2014-08-29 Ge Energy Power Conversion Technology Ltd Dispositif et procede de commande d'un palier magnetique actif
FR2997465B1 (fr) * 2012-10-31 2015-04-17 Ge Energy Power Conversion Technology Ltd Palier magnetique actif comprenant des moyens d'amortissement des deplacements radiaux d'un arbre d'une machine tournante
CN104467545B (zh) * 2013-09-12 2018-04-17 珠海格力节能环保制冷技术研究中心有限公司 磁悬浮系统的轴控制方法和装置
JP6627400B2 (ja) * 2014-11-03 2020-01-08 株式会社デンソー 電動モータ、制御装置、およびモータ制御システム
JP7148230B2 (ja) * 2017-08-31 2022-10-05 エドワーズ株式会社 真空ポンプ及び制御装置
JP7088726B2 (ja) * 2018-04-20 2022-06-21 エドワーズ株式会社 真空ポンプ、真空ポンプ検査装置、及び真空ポンプ検査方法
CN110486381B (zh) * 2019-07-22 2020-11-27 苏州百狮腾电气有限公司 一种磁悬浮轴承的远程控制系统

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Publication number Priority date Publication date Assignee Title
US3787100A (en) * 1972-12-11 1974-01-22 Armement Direction Tech Engins Devices including rotating members supported by magnetic bearings
JPS5226188B2 (de) * 1973-05-08 1977-07-12
US3937533A (en) * 1974-02-08 1976-02-10 The United States Of America As Represented By The United States National Aeronautics And Space Administration Office Of General Counsel-Code Gp Axially and radially controllable magnetic bearing
GB1458687A (en) * 1974-09-30 1976-12-15 Rnier Gmbh D Control circuit for lateral guidance for example a centrifuge rotor
FR2336602A1 (fr) * 1975-12-24 1977-07-22 Europ Propulsion Dispositif de compensation des perturbations synchrones dans une suspension magnetique d'un rotor
JPS5881217A (ja) * 1981-11-11 1983-05-16 Seiko Instr & Electronics Ltd ５自由度制御形磁気軸受装置
JPS58122299A (ja) * 1982-01-09 1983-07-20 航空宇宙技術研究所長 飛翔体の章動運動減衰方法
EP0112874B1 (de) * 1982-07-03 1989-06-14 Deutsche Forschungsanstalt für Luft- und Raumfahrt e.V. Magnetlager für einen rotor
JPS5989821A (ja) * 1982-11-11 1984-05-24 Seiko Instr & Electronics Ltd 制御形磁気軸受装置
JPS60100215A (ja) * 1983-11-04 1985-06-04 Tokyo Keiki Co Ltd デイジタル弁制御装置
JPS60168915A (ja) * 1984-02-10 1985-09-02 Yaskawa Electric Mfg Co Ltd 磁気軸受制御装置
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
FR2561729B1 (fr) * 1984-03-26 1986-08-22 Europ Propulsion Palier magnetique radial actif a rotor massif pour l'amortissement des frequences critiques
JPS60245443A (ja) * 1984-05-18 1985-12-05 Ntn Toyo Bearing Co Ltd 制御式ラジアル磁気軸受装置
JPS6166540A (ja) * 1984-09-08 1986-04-05 Ntn Toyo Bearing Co Ltd 磁気軸受の制御装置
JPS61262225A (ja) * 1985-05-13 1986-11-20 Hitachi Ltd 電磁軸受制御装置
JPS62177314A (ja) * 1986-01-30 1987-08-04 Shimadzu Corp 磁気浮上形回転機械

Also Published As

Publication number Publication date
JPH01116318A (ja) 1989-05-09
US4885491A (en) 1989-12-05
EP0313727A1 (de) 1989-05-03
DE3875057T2 (de) 1993-05-06
JPH0559282B2 (de) 1993-08-30
EP0313727B1 (de) 1992-09-30

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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: NATIONAL AEROSPACE EXPLORATION AGENTCY, CHOFU, TOK

Owner name: EBARA RESEARCH CO., LTD., FUJISAWA, KANAGAWA, JP

Owner name: EBARA CORP., TOKIO/TOKYO, JP

8339 Ceased/non-payment of the annual fee