DE2420825C3 - Magnetische Lagerung eines Rotors - Google Patents
Magnetische Lagerung eines RotorsInfo
- Publication number
- DE2420825C3 DE2420825C3 DE2420825A DE2420825A DE2420825C3 DE 2420825 C3 DE2420825 C3 DE 2420825C3 DE 2420825 A DE2420825 A DE 2420825A DE 2420825 A DE2420825 A DE 2420825A DE 2420825 C3 DE2420825 C3 DE 2420825C3
- Authority
- DE
- Germany
- Prior art keywords
- bearing element
- axial
- passive
- rotor
- 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
Links
- 230000005291 magnetic effect Effects 0.000 title claims description 67
- 230000005294 ferromagnetic effect Effects 0.000 claims description 33
- 230000000368 destabilizing effect Effects 0.000 claims description 26
- 230000000087 stabilizing effect Effects 0.000 claims description 13
- 230000005415 magnetization Effects 0.000 claims description 11
- 239000003302 ferromagnetic material Substances 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000004323 axial length Effects 0.000 claims description 2
- 238000013016 damping Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001687 destabilization Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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
- F16C32/0408—Passive 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
- F16C32/048—Active magnetic bearings for rotary movement with active support of two degrees of freedom, e.g. radial magnetic bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2420825A DE2420825C3 (de) | 1974-04-30 | 1974-04-30 | Magnetische Lagerung eines Rotors |
| CH541375A CH586358A5 (https=) | 1974-04-30 | 1975-04-28 | |
| GB17673/75A GB1509087A (en) | 1974-04-30 | 1975-04-29 | Assemblies of rotors journalled in stators by magnetic bearings |
| US05/572,667 US4080012A (en) | 1974-04-30 | 1975-04-29 | Bearings |
| JP50051578A JPS5938457B2 (ja) | 1974-04-30 | 1975-04-30 | ロ−タの磁気軸受機構 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2420825A DE2420825C3 (de) | 1974-04-30 | 1974-04-30 | Magnetische Lagerung eines Rotors |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2420825A1 DE2420825A1 (de) | 1975-11-13 |
| DE2420825B2 DE2420825B2 (de) | 1979-08-02 |
| DE2420825C3 true DE2420825C3 (de) | 1980-04-17 |
Family
ID=5914305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2420825A Expired DE2420825C3 (de) | 1974-04-30 | 1974-04-30 | Magnetische Lagerung eines Rotors |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4080012A (https=) |
| JP (1) | JPS5938457B2 (https=) |
| CH (1) | CH586358A5 (https=) |
| DE (1) | DE2420825C3 (https=) |
| GB (1) | GB1509087A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4422420A1 (de) * | 1993-06-30 | 1995-01-12 | Forschungszentrum Juelich Gmbh | Spinnvorrichtung und Steuer- sowie Regeleinrichtung für die Spinnvorrichtung |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2444099C3 (de) * | 1974-09-14 | 1979-04-12 | Kernforschungsanlage Juelich Gmbh, 5170 Juelich | Berührungsloses Lagerelement für mindestens teilweise magnetisierbare Körper |
| FR2371233A1 (fr) * | 1976-11-23 | 1978-06-16 | Creusot Loire | Broyeur a projection sous vide |
| US4245869A (en) * | 1978-08-07 | 1981-01-20 | Padana Ag | Magnetic bearings |
| DE2919236C2 (de) * | 1979-05-12 | 1982-08-12 | Kernforschungsanlage Jülich GmbH, 5170 Jülich | Magnetisches Schwebelager für einen Rotor |
| IL60597A0 (en) * | 1979-07-30 | 1980-09-16 | Litton Systems Inc | Ferro-fluid bearing |
| DE3047606C2 (de) * | 1979-12-26 | 1985-07-11 | Ichikawa Iron Works Co. Ltd., Kiryu, Gumma | Lageranordnung für einen länglichen, um seine Längsachse drehbaren Drehkörper |
| US4688998A (en) * | 1981-03-18 | 1987-08-25 | Olsen Don B | Magnetically suspended and rotated impellor pump apparatus and method |
| 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 |
| US4381875A (en) * | 1982-03-31 | 1983-05-03 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Magnetic bearing and motor |
| US5078741A (en) * | 1986-10-12 | 1992-01-07 | Life Extenders Corporation | Magnetically suspended and rotated rotor |
| US4944748A (en) * | 1986-10-12 | 1990-07-31 | Bramm Gunter W | Magnetically suspended and rotated rotor |
| JPH0646036B2 (ja) * | 1982-11-19 | 1994-06-15 | セイコー電子工業株式会社 | 軸流分子ポンプ |
| DE3446211A1 (de) * | 1984-12-19 | 1986-07-03 | MAN Gutehoffnungshütte GmbH, 4200 Oberhausen | Zahnradgetriebe |
| EP0192836A3 (de) * | 1985-03-01 | 1988-07-20 | Maschinenfabrik Rieter Ag | Verwendung einer magnetischen Lageranordnung |
| JP2516382B2 (ja) * | 1987-11-06 | 1996-07-24 | セイコー精機株式会社 | 磁気軸受を主軸にもつ加工装置 |
| DE69011391T2 (de) * | 1989-05-08 | 1995-01-26 | Nippon Ferrofluidics Kk | Magnetische Lagervorrichtung. |
| US5111102A (en) * | 1989-05-25 | 1992-05-05 | Meeks Crawford R | Magnetic bearing structure |
| 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 |
| DE4025610A1 (de) * | 1990-08-13 | 1992-02-20 | Fortuna Werke Maschf Ag | Hochgeschwindigkeits- bohr- oder fraesspindel |
| 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 |
| US5514924A (en) * | 1992-04-30 | 1996-05-07 | AVCON--Advanced Control Technology, Inc. | Magnetic bearing providing radial and axial load support for a shaft |
| 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 |
| US5481146A (en) * | 1993-09-10 | 1996-01-02 | Park Square, Inc. | Passive null flux coil magnetic bearing system for translation or rotation |
| US5495221A (en) * | 1994-03-09 | 1996-02-27 | The Regents Of The University Of California | Dynamically stable magnetic suspension/bearing system |
| US7126244B2 (en) * | 2004-12-30 | 2006-10-24 | Rozlev Corp., Llc | Magnetic bearing assembly using repulsive magnetic forces |
| US7471022B2 (en) * | 2006-09-22 | 2008-12-30 | Sortore Christopher K | Magnetic bearing |
| KR20110014590A (ko) * | 2008-04-17 | 2011-02-11 | 신크로니, 아이엔씨. | 저-손실 금속 회전자를 구비한 고속 영구자석 모터 및 발전기 |
| CA2721818A1 (en) * | 2008-04-18 | 2009-11-19 | Synchrony, Inc. | Magnetic thrust bearing with integrated electronics |
| US8242649B2 (en) * | 2009-05-08 | 2012-08-14 | Fradella Richard B | Low-cost minimal-loss flywheel battery |
| US9583991B2 (en) * | 2009-06-24 | 2017-02-28 | Synchrony, Inc. | Systems, devices, and/or methods for managing magnetic bearings |
| US8987959B2 (en) | 2010-06-23 | 2015-03-24 | Dresser-Rand Company | Split magnetic thrust bearing |
| US20150248959A1 (en) | 2012-09-11 | 2015-09-03 | Nederlandse Organisatie Voor Toegepast- Natuurwetenschappelijk On-Derzoek Tno | Reluctance transducer |
| DE102016004714A1 (de) * | 2016-04-19 | 2017-10-19 | Saurer Germany Gmbh & Co. Kg | Spinnrotorschaft, Lageranordnung zum aktiven magnetischen Lagern eines solchen Spinnrotorschafts und Spinnrotorantriebseinrichtung |
| DE102017207127A1 (de) | 2017-04-27 | 2018-10-31 | Siemens Aktiengesellschaft | Lagerbuchse und Radialgleitlager mit einer solchen Lagerbuchse |
| FR3075899B1 (fr) * | 2017-12-22 | 2020-01-10 | Rheonova | Ensemble rotatif a palier magnetique |
| CN108488231B (zh) * | 2018-03-13 | 2019-12-13 | 清华大学 | 一种四自由度磁悬浮转筒 |
| CN115978087B (zh) * | 2022-12-29 | 2025-10-03 | 北京航空航天大学 | 一种小体积低功耗径轴向一体磁轴承结构 |
| CN117065202B (zh) * | 2023-08-21 | 2026-01-06 | 上海东心生物医疗科技有限公司 | 带有控位电磁轴承的悬浮式血泵 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2436939A (en) * | 1943-10-21 | 1948-03-02 | Hoover Co | Magnetic coupling and bearing |
| US2856240A (en) * | 1955-11-04 | 1958-10-14 | Bill Jack Scient Instr Co | Magnetic suspension control system |
| AT239370B (de) * | 1961-05-30 | 1965-04-12 | Max Baermann | Dauermagnetisches Lager, insbesondere für die Axiallagerung der Läuferwelle eines Elektrizitätszählers |
| US3243238A (en) * | 1962-07-20 | 1966-03-29 | Lyman Joseph | Magnetic suspension |
| DE1472413A1 (de) * | 1965-07-21 | 1969-01-23 | Siemens Ag | Magnetisches Schwebelager |
| DE1933031C3 (de) * | 1969-06-30 | 1978-10-26 | Karl 5170 Juelich Boden | Magnetische Lagerung |
| US3614181A (en) * | 1970-07-02 | 1971-10-19 | Us Air Force | Magnetic bearing for combined radial and thrust loads |
| US3860300A (en) * | 1971-07-07 | 1975-01-14 | Cambridge Thermionic Corp | Virtually zero powered magnetic suspension |
| US3791704A (en) * | 1971-08-06 | 1974-02-12 | Cambridge Thermionic Corp | Trimming apparatus for magnetic suspension systems |
| DE2213465C3 (de) * | 1972-03-20 | 1986-02-13 | Padana AG, Zug | Elektromagnetisches Lagerelement |
| US3888553A (en) * | 1973-02-27 | 1975-06-10 | Teldix Gmbh | Levitated rotary magnetic device |
-
1974
- 1974-04-30 DE DE2420825A patent/DE2420825C3/de not_active Expired
-
1975
- 1975-04-28 CH CH541375A patent/CH586358A5/xx not_active IP Right Cessation
- 1975-04-29 US US05/572,667 patent/US4080012A/en not_active Expired - Lifetime
- 1975-04-29 GB GB17673/75A patent/GB1509087A/en not_active Expired
- 1975-04-30 JP JP50051578A patent/JPS5938457B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4422420A1 (de) * | 1993-06-30 | 1995-01-12 | Forschungszentrum Juelich Gmbh | Spinnvorrichtung und Steuer- sowie Regeleinrichtung für die Spinnvorrichtung |
Also Published As
| Publication number | Publication date |
|---|---|
| CH586358A5 (https=) | 1977-03-31 |
| DE2420825A1 (de) | 1975-11-13 |
| JPS5129651A (https=) | 1976-03-13 |
| GB1509087A (en) | 1978-04-26 |
| DE2420825B2 (de) | 1979-08-02 |
| US4080012A (en) | 1978-03-21 |
| JPS5938457B2 (ja) | 1984-09-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) |