GB2289923A - Magnetic thrust bearing - Google Patents

Magnetic thrust bearing Download PDF

Info

Publication number
GB2289923A
GB2289923A GB9501974A GB9501974A GB2289923A GB 2289923 A GB2289923 A GB 2289923A GB 9501974 A GB9501974 A GB 9501974A GB 9501974 A GB9501974 A GB 9501974A GB 2289923 A GB2289923 A GB 2289923A
Authority
GB
United Kingdom
Prior art keywords
rotor
electromagnets
thrust bearing
opening
magnetic thrust
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Withdrawn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
GB9501974A
Other languages
English (en)
Other versions
GB9501974D0 (en
Inventor
Myoung-Ho Shin
Yong-Su Kim
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.)
Samsung Electro Mechanics Co Ltd
Original Assignee
Samsung Electro Mechanics 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 Samsung Electro Mechanics Co Ltd filed Critical Samsung Electro Mechanics Co Ltd
Publication of GB9501974D0 publication Critical patent/GB9501974D0/en
Publication of GB2289923A publication Critical patent/GB2289923A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball 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
    • 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
    • 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
    • F16C32/0476—Active magnetic bearings for rotary movement with active support of one degree of freedom, e.g. axial magnetic bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
GB9501974A 1994-05-30 1995-02-01 Magnetic thrust bearing Withdrawn GB2289923A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940011916A KR950034989A (ko) 1994-05-30 1994-05-30 스러스트(thrust) 자기 베어링

Publications (2)

Publication Number Publication Date
GB9501974D0 GB9501974D0 (en) 1995-03-22
GB2289923A true GB2289923A (en) 1995-12-06

Family

ID=19384158

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9501974A Withdrawn GB2289923A (en) 1994-05-30 1995-02-01 Magnetic thrust bearing

Country Status (4)

Country Link
JP (1) JPH07317766A (ja)
KR (1) KR950034989A (ja)
FR (1) FR2720457B1 (ja)
GB (1) GB2289923A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5074331B2 (ja) * 2008-09-16 2012-11-14 川崎重工業株式会社 スラスト磁気軸受装置
JP2016118225A (ja) * 2014-12-19 2016-06-30 株式会社Ihi 磁気軸受及び回転機械
JP6681802B2 (ja) * 2016-08-01 2020-04-15 株式会社Ihi ディスクレススラスト磁気軸受及び３軸能動制御磁気軸受
JP6887968B2 (ja) 2018-03-28 2021-06-16 ダイキン工業株式会社 スラスト磁気軸受およびそれを備えたターボ圧縮機
CN113328559A (zh) * 2021-07-15 2021-08-31 苏州苏磁智能科技有限公司 高有效磁力面积的磁悬浮电机、磁悬浮压缩机、透平电机

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2239295A (en) * 1989-08-04 1991-06-26 Glacier Metal Co Ltd Magnetic bearings
WO1991010073A1 (en) * 1989-12-21 1991-07-11 Nauchno-Proizvodstvennoe Obiedinenie 'vakuummashpribor' Magnetic suspension of high-speed shaft
GB2269862A (en) * 1992-08-22 1994-02-23 Glacier Metal Co Ltd Electromagnetic bearing arrangement.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2961117B2 (ja) * 1988-10-07 1999-10-12 株式会社フェローテック 磁気軸受装置
GB8917876D0 (en) * 1989-08-04 1989-09-20 Glacier Metal Co Ltd Magnetic thrust bearing

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2239295A (en) * 1989-08-04 1991-06-26 Glacier Metal Co Ltd Magnetic bearings
WO1991010073A1 (en) * 1989-12-21 1991-07-11 Nauchno-Proizvodstvennoe Obiedinenie 'vakuummashpribor' Magnetic suspension of high-speed shaft
GB2269862A (en) * 1992-08-22 1994-02-23 Glacier Metal Co Ltd Electromagnetic bearing arrangement.

Also Published As

Publication number Publication date
JPH07317766A (ja) 1995-12-08
FR2720457B1 (fr) 1999-02-19
GB9501974D0 (en) 1995-03-22
KR950034989A (ko) 1995-12-30
FR2720457A1 (fr) 1995-12-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)