JP5289223B2 - ラジアル磁気軸受並びに多相交流調整器付き磁気軸受装置 - Google Patents
ラジアル磁気軸受並びに多相交流調整器付き磁気軸受装置 Download PDFInfo
- Publication number
- JP5289223B2 JP5289223B2 JP2009169385A JP2009169385A JP5289223B2 JP 5289223 B2 JP5289223 B2 JP 5289223B2 JP 2009169385 A JP2009169385 A JP 2009169385A JP 2009169385 A JP2009169385 A JP 2009169385A JP 5289223 B2 JP5289223 B2 JP 5289223B2
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- Prior art keywords
- magnetic bearing
- regulator
- radial
- magnetic
- magnetic field
- 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 - Fee Related
Links
- 230000005415 magnetization Effects 0.000 claims description 12
- 230000007935 neutral effect Effects 0.000 claims description 10
- 230000005284 excitation Effects 0.000 claims description 8
- 230000005389 magnetism Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000004323 axial length Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Images
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
- F16C32/044—Active magnetic bearings
- F16C32/0459—Details of the magnetic circuit
- F16C32/0461—Details of the magnetic circuit of stationary parts of the magnetic circuit
- F16C32/0463—Details of the magnetic circuit of stationary parts of the magnetic circuit with electromagnetic bias, e.g. by extra bias windings
-
- 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
- F16C32/0457—Details of the power supply to 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
- 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
-
- 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)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
2 直流電源
3 交流調整器
10 磁気軸受装置
22 ロータ軸
31 インバータ
32 中間回路
Claims (9)
- 円周方向に分布して配置された電磁石(1U、2U;1V、2V;1W、2W)を備えたラジアル磁気軸受であって、
電磁石(1U、2U;1V、2V;1W、2W)がそれぞれ磁気バイアスおよび多相回転磁界を発生するための共用のコイル(L1U、L2U;L1V、L2V;L1W、L2W)を有し、それらのコイルの第1半分群(L1U、L1V、L1W)および第2半分群(L2U、L2V、L2W)がそれぞれ中性点(S1、S2)に結線され、その両中性点(S1、S2)が磁気バイアス励磁のために直流電源(2)に接続するために利用され、これらのコイルの反対側端が回転磁界励磁のために相応した多相交流調整器(3)に並列接続するために利用されていることを特徴とする円周方向に分布して配置された電磁石(1U、2U;1V、2V;1W、2W)を備えたラジアル磁気軸受。 - ラジアル磁気軸受が相U、V、Wの数に応じた数の相接続端子(4〜6)並びに2つの磁気バイアス接続端子(7、8)を有していることを特徴とする請求項1に記載のラジアル磁気軸受。
- 電磁石(1U、2U;1V、2V;1W、2W)が多相コイルを備えた回転磁界形電機固定子として形成されていることを特徴とする請求項1又は2に記載のラジアル磁気軸受。
- 回転磁界形電機固定子が、磁化バイアスの磁極対数pVと回転磁界の磁極対数pDが値1だけ異なっているように巻線されていることを特徴とする請求項3に記載のラジアル磁気軸受。
- 多相コイルが穴数q=2/5の三相コイルであることを特徴とする請求項3又は4に記載のラジアル磁気軸受。
- 請求項1ないし5のいずれか1つに記載のラジアル磁気軸受(1)と、回転磁界励磁用の多相交流調整器(3)と、磁化バイアス励磁用の直流電源(2)を備えていることを特徴とする磁気軸受装置。
- 交流調整器(3)が入力側の中間回路(32)並びに後置接続されたインバータ(31)を有し、直流供給(2)が交流調整器(3)の中間回路(32)を介して行われることを特徴とする請求項6に記載の磁気軸受装置。
- 直流電源(2)が磁化バイアス電流(10)を調整するためのタイミング制御可能なスイッチ手段特にチョッパを有していることを特徴とする請求項7に記載の磁気軸受装置。
- − 磁気的に軸受けすべきロータ軸(22)のx方向およびy方向における位置を検出す るための位置センサと、
− x方向およびy方向におけるロータ軸(22)の位置が設定できるように、ラジアル 磁気軸受の回転磁界を励磁するための交流調整器(3)に対する操作手段と、位置セン サによって検出されたロータ軸(22)のx方向およびy方向における実際値が設定可 能な目標値となるようにする調整手段を備えた制御装置と、
を有していることを特徴とする請求項6ないし8のいずれか1つに記載の磁気軸受装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08013120A EP2148104A1 (de) | 2008-07-21 | 2008-07-21 | Magnetisches Radiallager sowie magnetisches Lagersystem mit Stromversorgung |
EP08013120.4 | 2008-07-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2010025341A JP2010025341A (ja) | 2010-02-04 |
JP2010025341A6 JP2010025341A6 (ja) | 2010-04-22 |
JP5289223B2 true JP5289223B2 (ja) | 2013-09-11 |
Family
ID=40111051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009169385A Expired - Fee Related JP5289223B2 (ja) | 2008-07-21 | 2009-07-17 | ラジアル磁気軸受並びに多相交流調整器付き磁気軸受装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8378541B2 (ja) |
EP (1) | EP2148104A1 (ja) |
JP (1) | JP5289223B2 (ja) |
Families Citing this family (30)
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DE102010001997B4 (de) | 2010-02-16 | 2016-07-28 | Siemens Aktiengesellschaft | Linearmotor mit verminderter Kraftwelligkeit |
DE102010028872A1 (de) | 2010-05-11 | 2011-11-17 | Siemens Aktiengesellschaft | Antriebsvorrichtung für Dreh- und Linearbewegungen mit entkoppelten Trägheiten |
US8304947B2 (en) * | 2010-06-21 | 2012-11-06 | Empire Technology Development Llc | Electro-actuated magnetic bearings |
EP2659277B8 (en) * | 2010-12-30 | 2018-05-23 | Dresser-Rand Company | Method for on-line detection of resistance-to-ground faults in active magnetic bearing systems |
EP2508769B1 (de) | 2011-04-06 | 2013-06-19 | Siemens Aktiengesellschaft | Magnetische Axiallagervorrichtung mit erhöhter Eisenfüllung |
ES2452532T3 (es) * | 2011-05-12 | 2014-04-01 | Siemens Aktiengesellschaft | Procedimiento para hacer funcionar un vibrador trifásico de un cojinete magnético alimentado por convertidor |
EP2523319B1 (de) | 2011-05-13 | 2013-12-18 | Siemens Aktiengesellschaft | Zylindrischer Linearmotor mit geringen Rastkräften |
EP2530340B1 (de) * | 2011-05-20 | 2014-06-25 | Siemens Aktiengesellschaft | Magnetisches Radiallager mit drei-phasiger Ansteuerung |
DE102011077488A1 (de) | 2011-06-14 | 2012-12-20 | Siemens Aktiengesellschaft | Magnetlager mit Drehfeld und Verfahren |
EP2604876B1 (de) | 2011-12-12 | 2019-09-25 | Siemens Aktiengesellschaft | Magnetisches Radiallager mit Einzelblechen in tangentialer Richtung |
DE102012202842A1 (de) | 2012-02-24 | 2013-08-29 | Siemens Aktiengesellschaft | Magnetische Lagerung mit Kraftkompensation |
EP2639936B1 (de) | 2012-03-16 | 2015-04-29 | Siemens Aktiengesellschaft | Elektrische Maschine mit permanent erregtem Läufer und zugehöriger permanent erregter Läufer |
EP2639934B1 (de) | 2012-03-16 | 2015-04-29 | Siemens Aktiengesellschaft | Rotor mit Permanenterregung, elektrische Maschine mit einem solchen Rotor und Herstellungsverfahren für den Rotor |
EP2639935B1 (de) | 2012-03-16 | 2014-11-26 | Siemens Aktiengesellschaft | Rotor mit Permanenterregung, elektrische Maschine mit einem solchen Rotor und Herstellungsverfahren für den Rotor |
US9250017B2 (en) | 2012-03-16 | 2016-02-02 | Jerry D. Miller | Magnet supported rotary drum dryer |
WO2013152061A2 (en) * | 2012-04-04 | 2013-10-10 | Carrier Corporation | Multiple-axis magnetic bearing and control of the magnetic bearing with active switch topologies |
EP2709238B1 (de) | 2012-09-13 | 2018-01-17 | Siemens Aktiengesellschaft | Permanenterregte Synchronmaschine mit Ferritmagneten |
EP2793363A1 (de) | 2013-04-16 | 2014-10-22 | Siemens Aktiengesellschaft | Einzelsegmentläufer mit Halteringen |
CN105122598B (zh) | 2013-04-17 | 2017-09-01 | 西门子公司 | 具有轴向和切向通量集中的电机 |
EP2838180B1 (de) | 2013-08-16 | 2020-01-15 | Siemens Aktiengesellschaft | Läufer einer dynamoelektrischen rotatorischen Maschine |
EP2928052A1 (de) | 2014-04-01 | 2015-10-07 | Siemens Aktiengesellschaft | Elektrische Maschine mit permanenterregtem Innenstator und Aussenstator mit Wicklungen |
EP2999090B1 (de) | 2014-09-19 | 2017-08-30 | Siemens Aktiengesellschaft | Permanenterregter Läufer mit geführtem Magnetfeld |
EP3035496B1 (de) | 2014-12-16 | 2017-02-01 | Siemens Aktiengesellschaft | Rotor für eine permanentmagneterregte elektrische Maschine |
CN105422621B (zh) * | 2015-12-28 | 2018-10-12 | 南通市方圆轴承有限公司 | 主动式磁轴承 |
EP3373421B1 (de) | 2017-03-09 | 2019-11-20 | Siemens Aktiengesellschaft | Gehäuseeinheit für eine elektrische maschine |
CN114876953B (zh) | 2017-04-01 | 2024-05-10 | 开利公司 | 具有磁通升高的磁径向轴承 |
US11035406B2 (en) | 2017-04-01 | 2021-06-15 | Carrier Corporation | Magnetic radial bearing with flux boost |
WO2018182905A1 (en) | 2017-04-01 | 2018-10-04 | Carrier Corporation | Magnetic radial bearing with flux boost |
CN112039382B (zh) * | 2020-09-01 | 2021-09-24 | 常州工学院 | 一种六极径向-轴向混合磁轴承的三相四线驱动方法 |
WO2022198444A1 (zh) * | 2021-03-23 | 2022-09-29 | 中国科学院深圳先进技术研究院 | 一种磁悬浮*** |
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US4459502A (en) * | 1982-11-17 | 1984-07-10 | Westinghouse Electric Corp. | Self-cascaded reluctance motor with axially laminated rotor |
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2008
- 2008-07-21 EP EP08013120A patent/EP2148104A1/de not_active Withdrawn
-
2009
- 2009-07-17 JP JP2009169385A patent/JP5289223B2/ja not_active Expired - Fee Related
- 2009-07-20 US US12/505,882 patent/US8378541B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20100013332A1 (en) | 2010-01-21 |
JP2010025341A (ja) | 2010-02-04 |
EP2148104A1 (de) | 2010-01-27 |
US8378541B2 (en) | 2013-02-19 |
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