GB2297361B - Active magnetic bearing system - Google Patents

Active magnetic bearing system

Info

Publication number: GB2297361B
Authority: GB; United Kingdom
Prior art keywords: magnetic bearing; bearing system; active magnetic; active; magnetic
Prior art date: 1995-01-24
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 - Fee Related

Application number

GB9512187A

Other versions

GB2297361A (en

GB9512187D0 (en

Inventor

Myoung-Ho Shin

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.)

1995-01-24

Filing date

1995-06-15

Publication date

1998-11-25

1995-06-15 Application filed by Samsung Electro Mechanics Co Ltd filed Critical Samsung Electro Mechanics Co Ltd

1995-08-16 Publication of GB9512187D0 publication Critical patent/GB9512187D0/en

1996-07-31 Publication of GB2297361A publication Critical patent/GB2297361A/en

1998-11-25 Application granted granted Critical

1998-11-25 Publication of GB2297361B publication Critical patent/GB2297361B/en

2015-06-15 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- H02K7/08—Structural association with 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
- F16C32/0442—Active magnetic bearings with devices affected by abnormal, undesired or non-standard conditions such as shock-load, power outage, start-up or touchdown
- 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
- F16C39/02—Relieving load on bearings using mechanical means

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Power Engineering (AREA)
Magnetic Bearings And Hydrostatic Bearings (AREA)

GB9512187A 1995-01-24 1995-06-15 Active magnetic bearing system Expired - Fee Related GB2297361B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
KR1019950001218A KR960030515A (en)	1995-01-24	1995-01-24	Active magnetic bearing system

Publications (3)

Publication Number	Publication Date
GB9512187D0 GB9512187D0 (en)	1995-08-16
GB2297361A GB2297361A (en)	1996-07-31
GB2297361B true GB2297361B (en)	1998-11-25

Family

ID=19407168

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9512187A Expired - Fee Related GB2297361B (en)	1995-01-24	1995-06-15	Active magnetic bearing system

Country Status (4)

Country	Link
JP (1)	JPH08200365A (en)
KR (1)	KR960030515A (en)
FR (1)	FR2729723B1 (en)
GB (1)	GB2297361B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR100280754B1 (en) *	1997-12-17	2001-03-02	윤종용	Magnetic bearing module with spare bearing
US7608951B2 (en) *	2006-10-13	2009-10-27	Honeywell International Inc.	Fully redundant spacecraft power and attitude control system
WO2010108544A2 (en)	2009-03-26	2010-09-30	Abb Ab	Bearing assembly
DE102009022835B3 (en)	2009-05-27	2011-03-03	Schaeffler Kg	Method for monitoring the condition of a backup bearing of a machine
KR101291577B1 (en) *	2011-11-23	2013-08-16	(주)대주기계	Magnet bearing system
NO337234B1 (en) *	2013-05-29	2016-02-15	Aker Subsea As	Rotary underwater machine with fault-tolerant active magnetic storage
US10208760B2 (en)	2016-07-28	2019-02-19	General Electric Company	Rotary machine including active magnetic bearing
EP3327299A1 (en) *	2016-11-23	2018-05-30	Forsnetics AB	Fail-safe system for the controlled discharge of an electromagnet of a thrust magnetic bearing
CN110566582B (en) *	2019-09-24	2023-11-14	珠海格力电器股份有限公司	Magnetic bearing control method, magnetic bearing and magnetic bearing system
FI128586B (en) *	2019-10-03	2020-08-14	Spindrive Oy	A magnetic actuator for a magnetic suspension system
CN112253525B (en) *	2020-10-13	2021-10-08	珠海格力电器股份有限公司	Protection device for magnetic suspension compressor and magnetic suspension compressor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3929390A (en) *	1971-12-22	1975-12-30	Cambridge Thermionic Corp	Damper system for suspension systems
US4620752A (en) *	1984-03-13	1986-11-04	Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung	Magnetic bearing having triaxial position stabilization
GB2234560A (en) *	1989-08-04	1991-02-06	Glacier Metal Co Ltd	A magnetic bearing shaft assembly having a bearing to support the shaft in the event of failure of the magnetic bearing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6055838A (en) *	1983-08-31	1985-04-01	Ntn Toyo Bearing Co Ltd	Brake controller of magnetic bearing using vacuum rotary machine
JPS6117715A (en) *	1984-07-04	1986-01-25	Hitachi Ltd	Control method and device for electro-magnetic bearing
US4732353A (en) *	1985-11-07	1988-03-22	The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration	Three axis attitude control system
FR2613791B1 (en) *	1987-04-09	1992-03-13	Europ Propulsion	RADIAL MAGNETIC BEARING WITH EMERGENCY LANDING AND APPLICATION TO AN ACTIVE MAGNETIC SUSPENSION TURBOMACHINE

1995
- 1995-01-24 KR KR1019950001218A patent/KR960030515A/en not_active Application Discontinuation
- 1995-06-15 GB GB9512187A patent/GB2297361B/en not_active Expired - Fee Related
- 1995-06-23 JP JP7157331A patent/JPH08200365A/en active Pending
- 1995-06-30 FR FR9507924A patent/FR2729723B1/en not_active Expired - Fee Related

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3929390A (en) *	1971-12-22	1975-12-30	Cambridge Thermionic Corp	Damper system for suspension systems
US4620752A (en) *	1984-03-13	1986-11-04	Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung	Magnetic bearing having triaxial position stabilization
GB2234560A (en) *	1989-08-04	1991-02-06	Glacier Metal Co Ltd	A magnetic bearing shaft assembly having a bearing to support the shaft in the event of failure of the magnetic bearing

Also Published As

Publication number	Publication date
JPH08200365A (en)	1996-08-06
FR2729723A1 (en)	1996-07-26
GB2297361A (en)	1996-07-31
KR960030515A (en)	1996-08-17
GB9512187D0 (en)	1995-08-16
FR2729723B1 (en)	1999-06-04

Publication	Publication Date	Title
GB2304832B (en)	2000-03-08	Porous-plastic bearing
GB2310024B (en)	2000-05-17	active suspension system
EP0763881A3 (en)	1997-09-24	Magnetic micro-mover
GB2288577B (en)	1997-12-10	Active suspension system
GB2303412B (en)	1999-08-11	Electromagnetic bearing
AU9191298A (en)	1999-04-23	Magnetic support system
EP0729135A3 (en)	1996-12-04	Magnetic recording system
TW471568U (en)	2002-01-01	Magnetic bearing
GB2297361B (en)	1998-11-25	Active magnetic bearing system
GB2299074B (en)	1998-07-01	Storage system
GB2298684B (en)	1998-09-23	Bearing arrangement
GB9523920D0 (en)	1996-01-24	Bearings
GB9516302D0 (en)	1995-10-11	Bearing preload
GB2342128B (en)	2000-05-17	Porous-plastic bearing
GB2308890B (en)	2000-05-10	Magnet system
GB2303066A9 (en)	1997-04-14	Magnetic therapy system
GB9501148D0 (en)	1995-03-08	Bearing arrangements
GB2298904B (en)	1997-03-26	Bearings
GB2343931B (en)	2000-08-09	Active suspension system
GB2301185B (en)	1998-05-20	Improved positioning system
GB2304190B (en)	1999-09-29	Tracking system
GB2317717B (en)	1998-05-27	Magnetic suspension system
EP0772209A3 (en)	1997-08-27	Superconducting coil system
BG99570A (en)	1996-10-31	Magnetic system
GB9522984D0 (en)	1996-01-10	Bearing

Legal Events

Date	Code	Title	Description
2006-03-01	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20050615