DE68912491T2 - Magnetlager. - Google Patents
Magnetlager.Info
- Publication number
- DE68912491T2 DE68912491T2 DE68912491T DE68912491T DE68912491T2 DE 68912491 T2 DE68912491 T2 DE 68912491T2 DE 68912491 T DE68912491 T DE 68912491T DE 68912491 T DE68912491 T DE 68912491T DE 68912491 T2 DE68912491 T2 DE 68912491T2
- Authority
- DE
- Germany
- Prior art keywords
- magnetic bearings
- bearings
- magnetic
- 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
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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
-
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/02—Multi-stage pumps
- F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
- F04D19/048—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps comprising magnetic bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/051—Axial thrust balancing
-
- 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
- F16C32/0446—Determination of the actual position of the moving member, e.g. details of sensors
- F16C32/0448—Determination of the actual position of the moving member, e.g. details of sensors by using the electromagnet itself as sensor, e.g. sensorless magnetic 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
- F16C32/0474—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
- F16C32/0478—Active magnetic bearings for rotary movement with active support of one degree of freedom, e.g. axial magnetic bearings with permanent magnets to support radial load
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63254620A JP3041342B2 (ja) | 1988-10-07 | 1988-10-07 | 磁気軸受装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68912491D1 DE68912491D1 (de) | 1994-03-03 |
DE68912491T2 true DE68912491T2 (de) | 1994-06-16 |
Family
ID=17267563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68912491T Expired - Lifetime DE68912491T2 (de) | 1988-10-07 | 1989-10-06 | Magnetlager. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5068558A (de) |
EP (1) | EP0362882B1 (de) |
JP (1) | JP3041342B2 (de) |
KR (1) | KR0157967B1 (de) |
DE (1) | DE68912491T2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005025588B4 (de) * | 2005-06-03 | 2017-12-07 | Lust Antriebstechnik Gmbh | Anordnung zur Positionsmessung bei einer magnetisch gelagerten Welle |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2269862B (en) * | 1992-08-22 | 1996-05-08 | Glacier Metal Co Ltd | Electromagnetic bearing arrangement |
US5660397A (en) * | 1994-09-23 | 1997-08-26 | Holtkamp; William H. | Devices employing a liquid-free medium |
FR2729722B1 (fr) * | 1995-01-20 | 1997-04-18 | Aerospatiale | Palier magnetique a actionneur incorporant son capteur |
GB9603966D0 (en) * | 1996-02-24 | 1996-04-24 | Glacier Metal Co Ltd | Rotor arrangement including axial displacement rate transducer |
US6008558A (en) * | 1998-09-17 | 1999-12-28 | Sundstrand Corporation | L-shaped magnetic thrust bearing |
FR2785734A1 (fr) | 1998-11-05 | 2000-05-12 | Aerospatiale | Dispositif magnetique pour corps tournant et ensemble mecanique le comportant |
DE19860814A1 (de) | 1998-12-30 | 2000-07-20 | Teldix Gmbh | Verfahren und Einrichtung zur Verbesserung des dynamischen Verhaltens eines Magnetlagers |
US6392428B1 (en) * | 1999-11-16 | 2002-05-21 | Eaglestone Partners I, Llc | Wafer level interposer |
KR100666317B1 (ko) * | 1999-12-15 | 2007-01-09 | 삼성전자주식회사 | 구동 신호 인가시점 결정모듈, 이를 포함한 액정표시패널어셈블리 및 액정표시패널 어셈블리의 구동 방법 |
JP2001352114A (ja) * | 2000-06-08 | 2001-12-21 | Ebara Corp | エキシマレーザ装置用磁気軸受装置 |
US6537831B1 (en) * | 2000-07-31 | 2003-03-25 | Eaglestone Partners I, Llc | Method for selecting components for a matched set using a multi wafer interposer |
US6686657B1 (en) | 2000-11-07 | 2004-02-03 | Eaglestone Partners I, Llc | Interposer for improved handling of semiconductor wafers and method of use of same |
US20020078401A1 (en) * | 2000-12-15 | 2002-06-20 | Fry Michael Andrew | Test coverage analysis system |
US20020076854A1 (en) * | 2000-12-15 | 2002-06-20 | Pierce John L. | System, method and apparatus for constructing a semiconductor wafer-interposer using B-Stage laminates |
US6524885B2 (en) * | 2000-12-15 | 2003-02-25 | Eaglestone Partners I, Llc | Method, apparatus and system for building an interposer onto a semiconductor wafer using laser techniques |
US6673653B2 (en) * | 2001-02-23 | 2004-01-06 | Eaglestone Partners I, Llc | Wafer-interposer using a ceramic substrate |
US9853525B2 (en) | 2012-06-12 | 2017-12-26 | Abb Research Ltd. | Magnetic bearing assembly and arrangement of position sensors for a magnetic bearing assembly |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2213470B2 (de) * | 1972-03-20 | 1980-04-10 | Padana Ag, Zug (Schweiz) | Magnetisches Lager |
US3909082A (en) * | 1972-08-30 | 1975-09-30 | Hitachi Ltd | Magnetic bearing devices |
DE2355104A1 (de) * | 1973-11-03 | 1975-05-15 | Bbc Brown Boveri & Cie | Elektromagnetisches axiallager |
DE2451972C3 (de) * | 1974-10-31 | 1979-09-13 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Aktives magnetisches Radiallager |
FR2377549A1 (fr) * | 1977-01-12 | 1978-08-11 | Europ Propulsion | Montage de rotor court de grand diametre |
US4167296A (en) * | 1977-12-30 | 1979-09-11 | Sperry Rand Corporation | Protective control system for magnetic suspension and magnetically suspended devices |
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 |
JPS5919714A (ja) * | 1982-07-26 | 1984-02-01 | Toshiba Corp | 磁気軸受装置 |
JPS5983828A (ja) * | 1982-11-02 | 1984-05-15 | Seiko Instr & Electronics Ltd | 磁気軸受 |
EP0192836A3 (de) * | 1985-03-01 | 1988-07-20 | Maschinenfabrik Rieter Ag | Verwendung einer magnetischen Lageranordnung |
JPS6220408A (ja) * | 1985-07-19 | 1987-01-29 | Fujitsu Ltd | 自動利得制御装置 |
US4642501A (en) * | 1985-10-15 | 1987-02-10 | Sperry Corporation | Magnetic suspension and pointing system with flux feedback linearization |
JPH0198708A (ja) * | 1987-10-07 | 1989-04-17 | Ebara Res Co Ltd | ラジアル磁気軸受装置 |
US4920291A (en) * | 1989-01-19 | 1990-04-24 | Contraves Goerz Corporation | Magnetic thrust bearing with high force modulation capability |
-
1988
- 1988-10-07 JP JP63254620A patent/JP3041342B2/ja not_active Expired - Fee Related
-
1989
- 1989-10-06 EP EP89118608A patent/EP0362882B1/de not_active Expired - Lifetime
- 1989-10-06 DE DE68912491T patent/DE68912491T2/de not_active Expired - Lifetime
- 1989-10-07 KR KR1019890014498A patent/KR0157967B1/ko not_active IP Right Cessation
-
1990
- 1990-07-27 US US07/560,456 patent/US5068558A/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005025588B4 (de) * | 2005-06-03 | 2017-12-07 | Lust Antriebstechnik Gmbh | Anordnung zur Positionsmessung bei einer magnetisch gelagerten Welle |
Also Published As
Publication number | Publication date |
---|---|
JPH02102918A (ja) | 1990-04-16 |
DE68912491D1 (de) | 1994-03-03 |
EP0362882B1 (de) | 1994-01-19 |
EP0362882A3 (en) | 1990-06-13 |
KR900006699A (ko) | 1990-05-08 |
EP0362882A2 (de) | 1990-04-11 |
US5068558A (en) | 1991-11-26 |
KR0157967B1 (ko) | 1999-05-01 |
JP3041342B2 (ja) | 2000-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |