FR2630541B1 - INDUCTIVE SENSOR FOR RADIAL MAGNETIC BEARING - Google Patents

INDUCTIVE SENSOR FOR RADIAL MAGNETIC BEARING

Info

Publication number
FR2630541B1
FR2630541B1 FR8805408A FR8805408A FR2630541B1 FR 2630541 B1 FR2630541 B1 FR 2630541B1 FR 8805408 A FR8805408 A FR 8805408A FR 8805408 A FR8805408 A FR 8805408A FR 2630541 B1 FR2630541 B1 FR 2630541B1
Authority
FR
France
Prior art keywords
magnetic bearing
inductive sensor
radial magnetic
inductive
radial
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
Application number
FR8805408A
Other languages
French (fr)
Other versions
FR2630541A1 (en
Inventor
Jean Jolivet
Maurice Brunet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe de Mecanique Magnetique SA
Original Assignee
Societe de Mecanique Magnetique SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Societe de Mecanique Magnetique SA filed Critical Societe de Mecanique Magnetique SA
Priority to FR8805408A priority Critical patent/FR2630541B1/en
Priority to JP10329889A priority patent/JPH01318901A/en
Publication of FR2630541A1 publication Critical patent/FR2630541A1/en
Application granted granted Critical
Publication of FR2630541B1 publication Critical patent/FR2630541B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR8805408A 1988-04-22 1988-04-22 INDUCTIVE SENSOR FOR RADIAL MAGNETIC BEARING Expired - Fee Related FR2630541B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8805408A FR2630541B1 (en) 1988-04-22 1988-04-22 INDUCTIVE SENSOR FOR RADIAL MAGNETIC BEARING
JP10329889A JPH01318901A (en) 1988-04-22 1989-04-21 Magnetic induction type sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8805408A FR2630541B1 (en) 1988-04-22 1988-04-22 INDUCTIVE SENSOR FOR RADIAL MAGNETIC BEARING

Publications (2)

Publication Number Publication Date
FR2630541A1 FR2630541A1 (en) 1989-10-27
FR2630541B1 true FR2630541B1 (en) 1993-01-22

Family

ID=9365608

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8805408A Expired - Fee Related FR2630541B1 (en) 1988-04-22 1988-04-22 INDUCTIVE SENSOR FOR RADIAL MAGNETIC BEARING

Country Status (2)

Country Link
JP (1) JPH01318901A (en)
FR (1) FR2630541B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0797009B2 (en) * 1989-12-29 1995-10-18 株式会社荏原製作所 Inductance type displacement sensor
FR2746870B1 (en) * 1996-03-28 1998-06-12 Soc D Mecanique Magnetique DEVICE FOR DETECTING THE MOVEMENTS OF A ROTOR MOUNTED ON ACTIVE MAGNETIC BEARINGS
DE102011051885A1 (en) * 2011-07-15 2013-01-17 Atlas Copco Energas Gmbh turbomachinery
CN106351952B (en) * 2016-09-09 2019-04-19 哈尔滨工程大学 Electromagnetic bearing composite fabricated rotor iron core
CN109029242B (en) * 2018-09-29 2020-02-14 中国科学院长春光学精密机械与物理研究所 Method and device for calibrating installation precision of induction synchronizer
CN110233536B (en) * 2019-06-13 2021-11-12 清华大学 Electromagnetic actuating mechanism and motor on high-speed rotating shaft system
CN110174043B (en) * 2019-06-24 2020-12-11 陈昱见 Engineering pipeline deviation detection device based on cutting magnetic induction line principle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS449103Y1 (en) * 1966-04-11 1969-04-14
US4114960A (en) * 1973-01-18 1978-09-19 Societe Europeenne De Propulsion Radial displacement detector device for a magnetic bearing
JPS57144419A (en) * 1981-03-03 1982-09-07 Toyoda Autom Loom Works Ltd Operation detector
JPS61229218A (en) * 1985-04-04 1986-10-13 Canon Electronics Inc Magnetic head

Also Published As

Publication number Publication date
FR2630541A1 (en) 1989-10-27
JPH01318901A (en) 1989-12-25

Similar Documents

Publication Publication Date Title
DE68912720D1 (en) Magnetoresistive magnetic field sensor.
FR2642483B1 (en) ROTATING SEAL WITH INTEGRATED MAGNETIC ENCODER, PARTICULARLY FOR BEARINGS WITH INFORMATION SENSORS
DE3583870D1 (en) MAGNETIC SENSOR.
DE68900924D1 (en) INDUCTIVE SPEED SENSOR.
DE3761516D1 (en) MAGNETIC TRAVEL SENSOR.
FR2635336B1 (en) RING FOR BEARING
FR2614375B1 (en) RADIAL AUXILIARY BEARING FOR MAGNETIC SUSPENSION
FR2640706B1 (en) INFORMATION SENSOR BEARING
DE68925510D1 (en) Magnetic bearing system
DE58904654D1 (en) INDUCTIVE MOTION SENSOR.
DE3382332D1 (en) MAGNETIC POSITION SENSOR.
FR2639689B1 (en) INFORMATION SENSOR BEARING
DE68919036D1 (en) Magnetic field sensors.
DE69011391D1 (en) Magnetic bearing device.
NO882570D0 (en) NUCLEAR MAGNETIC RESONNESS SENSOR DEVICE.
KR900006699A (en) Magnetic bearing device
DE69006529D1 (en) Magnetic sensor unit.
DE69223830T2 (en) Magnetic sensor
FR2587795B1 (en) INDUCTIVE LINEAR DISPLACEMENT SENSOR
FR2629541B1 (en) CONVEYING BRAKE FOR ROLLING MEASUREMENT
FR2630541B1 (en) INDUCTIVE SENSOR FOR RADIAL MAGNETIC BEARING
DE3579909D1 (en) MAGNETIC SENSOR.
DE69016690D1 (en) Magnetic bearing device.
FR2672393B1 (en) RING LASER ANGULAR SPEED SENSOR AND METHOD FOR OPERATING THE SAME.
FR2689638B1 (en) EDDY CURRENT SENSOR.

Legal Events

Date Code Title Description
ST Notification of lapse