DE3661762D1 - Device for induction measuring in the air gap of a magnetic bearing - Google Patents
Device for induction measuring in the air gap of a magnetic bearingInfo
- Publication number
- DE3661762D1 DE3661762D1 DE8686400299T DE3661762T DE3661762D1 DE 3661762 D1 DE3661762 D1 DE 3661762D1 DE 8686400299 T DE8686400299 T DE 8686400299T DE 3661762 T DE3661762 T DE 3661762T DE 3661762 D1 DE3661762 D1 DE 3661762D1
- Authority
- DE
- Germany
- Prior art keywords
- air gap
- magnetic bearing
- induction measuring
- induction
- measuring
- 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
-
- 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
- F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
-
- 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
- F16C32/0459—Details of the magnetic circuit
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8502257A FR2577680B1 (fr) | 1985-02-15 | 1985-02-15 | Dispositif de mesure de l'induction dans l'entrefer d'un palier magnetique |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3661762D1 true DE3661762D1 (en) | 1989-02-16 |
Family
ID=9316345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686400299T Expired DE3661762D1 (en) | 1985-02-15 | 1986-02-12 | Device for induction measuring in the air gap of a magnetic bearing |
Country Status (5)
Country | Link |
---|---|
US (1) | US4774424A (de) |
EP (1) | EP0192563B1 (de) |
JP (1) | JPS61247253A (de) |
DE (1) | DE3661762D1 (de) |
FR (1) | FR2577680B1 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2668892B2 (ja) * | 1987-09-30 | 1997-10-27 | アイシン精機株式会社 | 直流電動機 |
JP3315428B2 (ja) * | 1992-04-01 | 2002-08-19 | 株式会社荏原製作所 | 磁気軸受装置 |
US5818187A (en) * | 1995-05-25 | 1998-10-06 | Itt Automotive Electrical Systems, Inc. | Motor and control for windshield wiper system |
WO1996041410A1 (en) * | 1995-06-07 | 1996-12-19 | Itt Automotive Electrical Systems, Inc. | Reduced speed growth in windshield wiper motor |
US5838877A (en) * | 1995-08-02 | 1998-11-17 | Itt Automotive Electrical Systems, Inc. | Noise suppression in PWM-driven DC motor |
US5857060A (en) * | 1995-08-02 | 1999-01-05 | Itt Automotive Electrical Systems, Inc. | Noise suppression in PWM-driven DC motor |
US5770907A (en) * | 1995-08-14 | 1998-06-23 | Itt Automotive Electrical Systems, Inc. | Windshield wiper motor for use in a vehicle and method for manufacturing |
US5616182A (en) * | 1995-12-04 | 1997-04-01 | Itt Automotive Electrical Systems, Inc. | Method and apparatus for wiping a windshield |
US6040667A (en) * | 1995-12-12 | 2000-03-21 | Valeo Elecrical Systems, Inc. | System and method for driving wipers in a windshield wiper system |
TW380329B (en) * | 1997-04-16 | 2000-01-21 | Japan Servo | Permanent-magnet revolving electrodynamic machine with a concentrated winding stator |
US6891299B2 (en) * | 2000-05-03 | 2005-05-10 | Moteurs Leroy-Somer | Rotary electric machine having a flux-concentrating rotor and a stator with windings on teeth |
US6720686B1 (en) * | 2000-10-03 | 2004-04-13 | Emerson Electric Co. | Reduced noise dynamoelectric machine |
US20020171305A1 (en) * | 2001-04-17 | 2002-11-21 | Moteurs Leroy-Somer | Electric machine having an outer rotor |
FR2823616B1 (fr) | 2001-04-17 | 2008-07-04 | Leroy Somer Moteurs | Machine electrique comportant au moins un detecteur de champ magnetique |
FR2823614B1 (fr) * | 2001-04-17 | 2008-07-11 | Leroy Somer Moteurs | Machine tournante electrique comportant un stator forme de secteurs assembles |
NO324241B1 (no) * | 2006-02-28 | 2007-09-17 | Smartmotor As | Anordning ved elektrisk maskin |
US20120223602A1 (en) * | 2011-03-03 | 2012-09-06 | Tsai Ching-Li | Electric motor capable of heat dissipation |
CN103904793A (zh) * | 2014-03-28 | 2014-07-02 | 湖北立锐机电有限公司 | 整体式电机定子冲片、电机定子以及使用其的旋转电机 |
CN110426657B (zh) * | 2019-02-20 | 2021-10-22 | 哈尔滨工业大学(威海) | 旋转电机超薄气隙磁场测试装置及方法 |
CN112557901A (zh) * | 2020-12-01 | 2021-03-26 | 重庆邮电大学 | 一种基于多相磁电感应的精密微电机检测装置及方法 |
CN114570777A (zh) * | 2022-03-04 | 2022-06-03 | 洛阳盖尔测控科技有限公司 | 一种分段磁悬浮式板形测量辊 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2193406A (en) * | 1937-08-28 | 1940-03-12 | Gen Electric | Dynamo-electric machine |
US2609415A (en) * | 1949-08-24 | 1952-09-02 | Gen Electric | Electric connector |
DE1042093B (de) * | 1954-08-10 | 1958-10-30 | Ernst Wolfgang Krebs | Wechselpol-Reluktanzmaschine |
US2827582A (en) * | 1955-09-28 | 1958-03-18 | Krebs Ernst Wolfgang | Heteropolar inductor machines |
US3224818A (en) * | 1962-12-10 | 1965-12-21 | Sixsmith Herbert | Combined electromagnetic and electromechanical power converter |
US3466477A (en) * | 1967-06-07 | 1969-09-09 | Gen Motors Corp | Induction motor speed sensing apparatus |
DE2130556C3 (de) * | 1971-06-19 | 1975-06-26 | Siemens Ag | Meßanordnung zur Ermittlung des Luftspaltflusses von Drehfeldmaschinen |
US3932811A (en) * | 1972-02-22 | 1976-01-13 | Avtron Manufacturing, Inc. | Method and apparatus for testing windings or the like |
US3937533A (en) * | 1974-02-08 | 1976-02-10 | The United States Of America As Represented By The United States National Aeronautics And Space Administration Office Of General Counsel-Code Gp | Axially and radially controllable magnetic bearing |
DE2420166A1 (de) * | 1974-04-25 | 1975-11-13 | Siemens Ag | Winkelschrittgeber fuer eine elektrische maschine |
JPS50146802A (de) * | 1974-04-25 | 1975-11-25 | ||
FR2336550A1 (fr) * | 1975-12-24 | 1977-07-22 | Europ Propulsion | Montage d'arbre long, notamment pour turbomachine |
US4387935A (en) * | 1980-12-08 | 1983-06-14 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Linear magnetic bearing |
JPS57156653A (en) * | 1981-03-20 | 1982-09-28 | Mitsubishi Electric Corp | Rotor eccentricity measuring device for rotary electric machine |
US4428244A (en) * | 1981-11-20 | 1984-01-31 | Sumitomo Light Metal Industries, Ltd. | Apparatus for measuring internal stress of strip during rolling process |
FR2536137B1 (fr) * | 1982-11-16 | 1985-07-26 | Europ Propulsion | Palier electromagnetique pour environnement a haute temperature |
FR2555315B1 (fr) * | 1983-11-18 | 1986-03-28 | Europ Propulsion | Dispositif de mesure de la tension longitudinale d'une bande de materiau |
-
1985
- 1985-02-15 FR FR8502257A patent/FR2577680B1/fr not_active Expired
-
1986
- 1986-02-12 DE DE8686400299T patent/DE3661762D1/de not_active Expired
- 1986-02-12 EP EP86400299A patent/EP0192563B1/de not_active Expired
- 1986-02-14 JP JP61031745A patent/JPS61247253A/ja active Pending
- 1986-02-14 US US06/829,218 patent/US4774424A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS61247253A (ja) | 1986-11-04 |
EP0192563B1 (de) | 1989-01-11 |
FR2577680B1 (fr) | 1987-03-20 |
EP0192563A1 (de) | 1986-08-27 |
FR2577680A1 (fr) | 1986-08-22 |
US4774424A (en) | 1988-09-27 |
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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 |