FR2574554B1 - DEVICE FOR DETECTING THE POSITION AND SPEED OF A ROTOR - Google Patents

DEVICE FOR DETECTING THE POSITION AND SPEED OF A ROTOR

Info

Publication number
FR2574554B1
FR2574554B1 FR8418813A FR8418813A FR2574554B1 FR 2574554 B1 FR2574554 B1 FR 2574554B1 FR 8418813 A FR8418813 A FR 8418813A FR 8418813 A FR8418813 A FR 8418813A FR 2574554 B1 FR2574554 B1 FR 2574554B1
Authority
FR
France
Prior art keywords
rotor
detecting
speed
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
Application number
FR8418813A
Other languages
French (fr)
Other versions
FR2574554A1 (en
Inventor
Christian Vanderschaeghe
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.)
Safran Electrical and Power SAS
Precision Mecanique Labinal SA
Original Assignee
Labinal SA
Precision Mecanique Labinal 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 Labinal SA, Precision Mecanique Labinal SA filed Critical Labinal SA
Priority to FR8418813A priority Critical patent/FR2574554B1/en
Publication of FR2574554A1 publication Critical patent/FR2574554A1/en
Application granted granted Critical
Publication of FR2574554B1 publication Critical patent/FR2574554B1/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
    • G01P13/045—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement with speed indication
    • 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
    • G01D5/142—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 using Hall-effect devices
    • G01D5/147—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 using Hall-effect devices influenced by the movement of a third element, the position of Hall device and the source of magnetic field being fixed in respect to each other
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/488—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by variable reluctance detectors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/14—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with speed sensing devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (AREA)
FR8418813A 1984-12-10 1984-12-10 DEVICE FOR DETECTING THE POSITION AND SPEED OF A ROTOR Expired FR2574554B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8418813A FR2574554B1 (en) 1984-12-10 1984-12-10 DEVICE FOR DETECTING THE POSITION AND SPEED OF A ROTOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8418813A FR2574554B1 (en) 1984-12-10 1984-12-10 DEVICE FOR DETECTING THE POSITION AND SPEED OF A ROTOR

Publications (2)

Publication Number Publication Date
FR2574554A1 FR2574554A1 (en) 1986-06-13
FR2574554B1 true FR2574554B1 (en) 1987-01-09

Family

ID=9310409

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8418813A Expired FR2574554B1 (en) 1984-12-10 1984-12-10 DEVICE FOR DETECTING THE POSITION AND SPEED OF A ROTOR

Country Status (1)

Country Link
FR (1) FR2574554B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4120023C1 (en) * 1991-06-18 1992-08-13 Heidelberger Druckmaschinen Ag, 6900 Heidelberg, De
US6282750B1 (en) * 1999-10-15 2001-09-04 Ingersoll-Rand Architectural Hardware Group Limited Power adjustment size indicator for a door closer
US10329820B2 (en) 2013-11-01 2019-06-25 Dormakaba Usa Inc. Spring adjustment indicator for a door closure
DE102014201626A1 (en) 2014-01-30 2015-07-30 Robert Bosch Gmbh Electronic card for controlling an electrical machine
DE102014203542A1 (en) 2014-02-27 2015-08-27 Robert Bosch Gmbh Electric machine with a pole housing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2824245A (en) * 1956-01-16 1958-02-18 Dictaphone Corp Signal generating apparatus
US3739211A (en) * 1971-10-15 1973-06-12 Amper Corp Magnetic tachometer
US4228396A (en) * 1978-05-26 1980-10-14 Dataproducts Corporation Electronic tachometer and combined brushless motor commutation and tachometer system
FR2493981A1 (en) * 1980-11-07 1982-05-14 Labinal Angular position detector for rotor of electric motor - has magnetic sensor influenced by driven rotary element divided into even number of segments with alternate slots modifying state of sensor

Also Published As

Publication number Publication date
FR2574554A1 (en) 1986-06-13

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Legal Events

Date Code Title Description
ST Notification of lapse