DE3566713D1 - Magnetic device for detecting radial displacements of a rotor - Google Patents
Magnetic device for detecting radial displacements of a rotorInfo
- Publication number
- DE3566713D1 DE3566713D1 DE8585401789T DE3566713T DE3566713D1 DE 3566713 D1 DE3566713 D1 DE 3566713D1 DE 8585401789 T DE8585401789 T DE 8585401789T DE 3566713 T DE3566713 T DE 3566713T DE 3566713 D1 DE3566713 D1 DE 3566713D1
- Authority
- DE
- Germany
- Prior art keywords
- rotor
- magnetic device
- radial displacements
- detecting radial
- detecting
- 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
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
- H02K7/09—Structural association with bearings with 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
- F16C32/0444—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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/22—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
- G01D5/2208—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils
- G01D5/2216—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils by a movable ferromagnetic element, e.g. a core
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8414374A FR2570488B1 (fr) | 1984-09-19 | 1984-09-19 | Dispositif de detection magnetique des deplacements radiaux d'un rotor |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3566713D1 true DE3566713D1 (en) | 1989-01-12 |
Family
ID=9307865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585401789T Expired DE3566713D1 (en) | 1984-09-19 | 1985-09-17 | Magnetic device for detecting radial displacements of a rotor |
Country Status (6)
Country | Link |
---|---|
US (1) | US4692699A (de) |
EP (1) | EP0178972B1 (de) |
JP (1) | JPH0792361B2 (de) |
CA (1) | CA1245322A (de) |
DE (1) | DE3566713D1 (de) |
FR (1) | FR2570488B1 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4755751A (en) * | 1986-12-29 | 1988-07-05 | Allen-Bradley Company, Inc. | Brushless rotary position transducer |
EP0300336A3 (de) * | 1987-07-22 | 1990-03-14 | Slovenska Akademia Vied | Plattenaufzeichnungsträger und Ausrüstung für seinen rotierenden und linearen Antrieb |
US4849666A (en) * | 1987-12-29 | 1989-07-18 | The Charles Stark Draper Laboratory, Inc. | Electromagnetic isolator/actuator system |
DE3824535A1 (de) * | 1988-07-20 | 1990-01-25 | Bosch Gmbh Robert | Messeinrichtung zur bestimmung eines drehwinkels |
JPH0389020A (ja) * | 1989-06-23 | 1991-04-15 | Nippon Thompson Co Ltd | 磁性流体軸受 |
DE69106032T2 (de) * | 1990-04-23 | 1995-08-03 | Tanken Seiko Kk | Verfahren zur Vorhersage von Abweichungen in mechanischen Dichtungen und Gerät zu ihrer Vorhersage. |
JP3315428B2 (ja) * | 1992-04-01 | 2002-08-19 | 株式会社荏原製作所 | 磁気軸受装置 |
JP2681725B2 (ja) * | 1992-04-15 | 1997-11-26 | 株式会社タンケンシールセーコウ | メカニカルシールの挙動監視装置 |
FR2712358B1 (fr) * | 1993-11-09 | 1996-02-09 | Mecanique Magnetique Sa | Dispositif de montage et d'entraînement d'une broche, notamment d'une broche textile. |
FR2746870B1 (fr) * | 1996-03-28 | 1998-06-12 | Soc D Mecanique Magnetique | Dispositif de detection des deplacements d'un rotor monte sur des paliers magnetiques actifs |
DE602004025916D1 (de) * | 2004-07-20 | 2010-04-22 | Varian Spa | Rotationsvakuumpumpe und ihr Auswuchtverfahren |
DE102005032675A1 (de) * | 2005-07-13 | 2007-01-25 | Renk Ag | Aktives Magnetlager mit integrierter Wegsensorik |
FR2934895B1 (fr) * | 2008-08-05 | 2010-08-27 | Thales Sa | Dispositif de capteur de position radiale elargie sur plus de 90° |
DE102011078782A1 (de) * | 2011-07-07 | 2013-01-10 | Siemens Aktiengesellschaft | Magnetlager, Verfahren zum Betreiben eines Magnetlagers und Verwendung eines Magnetlagers |
US9134141B2 (en) * | 2012-12-06 | 2015-09-15 | Industrial Technology Research Institute | Measurement device |
US9140578B2 (en) * | 2012-12-06 | 2015-09-22 | Industrial Technology Research Institute | Measurement device |
DE102014219894A1 (de) * | 2014-10-01 | 2016-04-07 | Volkswagen Aktiengesellschaft | Rotor, Synchronmaschine und Hybridantrieb |
US11169045B2 (en) * | 2017-12-19 | 2021-11-09 | Knappco, LLC | Methods and systems for determining residual life of a swivel |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1687637A (en) * | 1922-11-10 | 1928-10-16 | Westinghouse Electric & Mfg Co | Electrical centering device |
US2805677A (en) * | 1953-04-23 | 1957-09-10 | Curtiss Wright Corp | Detector for misalinement of rotating body |
FR1293040A (fr) * | 1961-03-13 | 1962-05-11 | Cross Co | Montage perfectionné pour bobine de détecteur électronique d'outil avec blindage magnétique la protégeant des influences extérieures |
SU425201A1 (ru) * | 1972-05-23 | 1974-04-25 | Н. Громов, В. Г. Завь лов, Е. М. Карпов , В. В. Сбродов Куйбышевский политехнический институт В. В. Куйбышева | Устройство для преобразования пространственных координат |
US4114960A (en) * | 1973-01-18 | 1978-09-19 | Societe Europeenne De Propulsion | Radial displacement detector device for a magnetic bearing |
FR2270482B1 (de) * | 1974-05-09 | 1977-07-08 | Europ Propulsion | |
BE875127R (fr) * | 1979-03-27 | 1979-07-16 | Organisation Europ De Rech S S | Dispositif a moment d'inertie a suspension magnetique |
FR2426830A1 (fr) * | 1978-05-22 | 1979-12-21 | Org Europeene De Rech | Dispositif a moment d'inertie a suspension magnetique |
SU1025997A1 (ru) * | 1980-11-18 | 1983-06-30 | Рижский Краснознаменный Институт Инженеров Гражданской Авиации Им.Ленинского Комсомола | Датчик контрол радиального смещени вращающегос вала |
US4473259A (en) * | 1980-12-24 | 1984-09-25 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Linear magnetic bearings |
AU547809B2 (en) * | 1980-12-24 | 1985-11-07 | National Aeronautics And Space Administration - Nasa | Linear magnetic bearings |
JPS5829442A (ja) * | 1981-08-17 | 1983-02-21 | オリンパス光学工業株式会社 | 内視鏡 |
JPS5841304A (ja) * | 1981-09-04 | 1983-03-10 | Seiko Instr & Electronics Ltd | 回転体の半径方向位置検出器 |
FR2524090A1 (fr) * | 1982-03-26 | 1983-09-30 | Aerospatiale | Dispositif de suspension magnetique pour roue d'inertie |
JPS599501A (ja) * | 1982-07-07 | 1984-01-18 | Shinko Denki Kk | 磁性材料の偏心検出装置 |
EP0124731A1 (de) * | 1983-04-07 | 1984-11-14 | H.F. Stollberg Maschinenfabrik GmbH | Vorrichtung zur berührungslosen Erfassung der Lage eines ersten Körpers bezüglich eines zweiten Körpers |
-
1984
- 1984-09-19 FR FR8414374A patent/FR2570488B1/fr not_active Expired
-
1985
- 1985-09-12 US US06/775,438 patent/US4692699A/en not_active Expired - Lifetime
- 1985-09-17 EP EP85401789A patent/EP0178972B1/de not_active Expired
- 1985-09-17 DE DE8585401789T patent/DE3566713D1/de not_active Expired
- 1985-09-18 JP JP60207730A patent/JPH0792361B2/ja not_active Expired - Lifetime
- 1985-09-18 CA CA000491071A patent/CA1245322A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6179105A (ja) | 1986-04-22 |
CA1245322A (en) | 1988-11-22 |
FR2570488A1 (fr) | 1986-03-21 |
US4692699A (en) | 1987-09-08 |
EP0178972B1 (de) | 1988-12-07 |
JPH0792361B2 (ja) | 1995-10-09 |
FR2570488B1 (fr) | 1987-01-09 |
EP0178972A1 (de) | 1986-04-23 |
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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 |