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DE19781660T1 - Aktives, elektromagnetisches Dämpfungssystem für Spindelmotoren - Google Patents

Aktives, elektromagnetisches Dämpfungssystem für Spindelmotoren

Info

Publication number
DE19781660T1
DE19781660T1 DE19781660T DE19781660T DE19781660T1 DE 19781660 T1 DE19781660 T1 DE 19781660T1 DE 19781660 T DE19781660 T DE 19781660T DE 19781660 T DE19781660 T DE 19781660T DE 19781660 T1 DE19781660 T1 DE 19781660T1
Authority
DE
Germany
Prior art keywords
active
damping system
spindle motors
electromagnetic damping
electromagnetic
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.)
Withdrawn
Application number
DE19781660T
Other languages
English (en)
Inventor
Gunter K Heine
Hans Leuthold
Christian Fleury
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of DE19781660T1 publication Critical patent/DE19781660T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/04—Balancing 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
    • 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
    • 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
    • F16C39/06—Relieving load on bearings using magnetic 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/18—Suppression of vibrations in rotating systems by making use of members moving with the system using electric, magnetic or electromagnetic means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/09—Structural association with bearings with magnetic bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Vibration Prevention Devices (AREA)
  • Rotational Drive Of Disk (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Control Of Multiple Motors (AREA)
DE19781660T 1996-03-26 1997-03-19 Aktives, elektromagnetisches Dämpfungssystem für Spindelmotoren Withdrawn DE19781660T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1417896P 1996-03-26 1996-03-26
PCT/US1997/004277 WO1997036361A1 (en) 1996-03-26 1997-03-19 Active electromagnetic damping system for spindle motors

Publications (1)

Publication Number Publication Date
DE19781660T1 true DE19781660T1 (de) 1999-04-15

Family

ID=21763976

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19781660T Withdrawn DE19781660T1 (de) 1996-03-26 1997-03-19 Aktives, elektromagnetisches Dämpfungssystem für Spindelmotoren

Country Status (6)

Country Link
US (1) US6140790A (de)
JP (2) JP2000507335A (de)
KR (1) KR100371993B1 (de)
DE (1) DE19781660T1 (de)
GB (1) GB2325534B (de)
WO (1) WO1997036361A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006042539C5 (de) * 2006-09-11 2016-10-20 Gottfried Wilhelm Leibniz Universität Hannover Arbeitsspindel und Verfahren zum Betreiben einer Arbeitsspindel

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7123431B2 (en) * 2002-07-30 2006-10-17 International Business Machines Corporation Precise positioning of media
DE10302531B4 (de) * 2003-01-20 2007-02-08 Minebea Co., Ltd. Messeinrichtung und Messverfahren für Elektromotoren
JP2004341608A (ja) * 2003-05-13 2004-12-02 Mitsutoyo Corp 機械装置
EP1621785A1 (de) * 2004-07-30 2006-02-01 Mecos Traxler AG Verfahren und Gerät zur Steuerung eines Magnetlagers
US7370524B2 (en) * 2004-08-13 2008-05-13 Lawrence Livermore National Security, Llc Adaptive vibration control using synchronous demodulation with machine tool controller motor commutation
US7525266B2 (en) * 2006-01-30 2009-04-28 Honeywell International Inc. Inverter loop latch with integrated AC detection reset
WO2010092614A1 (ja) 2009-02-10 2010-08-19 富士通株式会社 ライブラリ装置及びライブラリ装置の制御方法
US9638508B2 (en) 2012-02-01 2017-05-02 Seagate Technology Llc Offset reduction for displacement sensor
US9310179B2 (en) 2012-02-01 2016-04-12 Seagate Technology Llc Spindle force actuator
US9482510B2 (en) 2012-02-01 2016-11-01 Seagate Technology, Llc Noise measurement for measured displacement

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3608383A (en) * 1970-02-04 1971-09-28 Us Army Single axis rate gyro and piezotransistor angular rate detector
US3974434A (en) * 1974-03-08 1976-08-10 Electronic Engineering Company Of California Stepping motor signal circuit
US3891285A (en) * 1974-05-13 1975-06-24 Rockwell International Corp Electrostatic bearing sensing and control circuitry
US4352481A (en) * 1980-03-13 1982-10-05 Hughes Aircraft Company Apparatus and method for electronic damping of resonances
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
US4848169A (en) * 1987-05-22 1989-07-18 Honeywell, Inc. Two axis rate gyro apparatus
JPS6446015A (en) * 1987-08-08 1989-02-20 Shinko Electric Co Ltd Control apparatus of magnetic bearing
JPH0332338A (ja) * 1989-06-26 1991-02-12 Shimadzu Corp モーター体型磁気軸受
CA1332969C (en) * 1989-09-29 1994-11-08 Francois Paquet Analog torque rebalance loop for a tuned rotor gyroscope
US5272815A (en) * 1990-11-14 1993-12-28 Tokimec Inc. Gyro compass
JP3463218B2 (ja) * 1993-12-24 2003-11-05 光洋精工株式会社 磁気軸受装置
JP3550584B2 (ja) * 1995-04-21 2004-08-04 正 深尾 電磁回転機械

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006042539C5 (de) * 2006-09-11 2016-10-20 Gottfried Wilhelm Leibniz Universität Hannover Arbeitsspindel und Verfahren zum Betreiben einer Arbeitsspindel

Also Published As

Publication number Publication date
JP2009118737A (ja) 2009-05-28
KR100371993B1 (ko) 2003-03-17
JP2000507335A (ja) 2000-06-13
GB2325534B (en) 2000-04-19
KR20000004912A (ko) 2000-01-25
US6140790A (en) 2000-10-31
GB2325534A (en) 1998-11-25
WO1997036361A1 (en) 1997-10-02
GB9818259D0 (en) 1998-10-14
JP4980386B2 (ja) 2012-07-18

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee
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