DK3404387T3 - Berøringsfri magnetostriktionsspændingssensor med mellemrumskompensationsfelt - Google Patents

Berøringsfri magnetostriktionsspændingssensor med mellemrumskompensationsfelt Download PDF

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Publication number
DK3404387T3
DK3404387T3 DK18172202.6T DK18172202T DK3404387T3 DK 3404387 T3 DK3404387 T3 DK 3404387T3 DK 18172202 T DK18172202 T DK 18172202T DK 3404387 T3 DK3404387 T3 DK 3404387T3
Authority
DK
Denmark
Prior art keywords
spacebon
ostrication
touch
voltage sensor
free magnetic
Prior art date
Application number
DK18172202.6T
Other languages
English (en)
Inventor
Dan Tho Lu
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of DK3404387T3 publication Critical patent/DK3404387T3/da

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
    • G01L1/125—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using magnetostrictive means
    • 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
    • G01D5/24—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 capacitance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
    • G01L3/101—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means
    • G01L3/102—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means involving magnetostrictive means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Manipulator (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
DK18172202.6T 2017-05-17 2018-05-14 Berøringsfri magnetostriktionsspændingssensor med mellemrumskompensationsfelt DK3404387T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15/598,057 US10502642B2 (en) 2017-05-17 2017-05-17 Non-contact magnetostrictive stress sensor with gap compensation field

Publications (1)

Publication Number Publication Date
DK3404387T3 true DK3404387T3 (da) 2021-11-22

Family

ID=62167154

Family Applications (1)

Application Number Title Priority Date Filing Date
DK18172202.6T DK3404387T3 (da) 2017-05-17 2018-05-14 Berøringsfri magnetostriktionsspændingssensor med mellemrumskompensationsfelt

Country Status (3)

Country Link
US (1) US10502642B2 (da)
EP (1) EP3404387B1 (da)
DK (1) DK3404387T3 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10684181B2 (en) * 2018-01-08 2020-06-16 Bently Nevada, Llc Integration of proximity sensors with magnetostrictive torque sensors
DE102019119278A1 (de) * 2019-07-16 2021-01-21 Stefan Kubina Messvorrichtung und Verfahren zur Messung von Kräften und/oder Drehmomenten in einem Untersuchungsobjekt aus ferromagnetischem Material

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08136375A (ja) * 1994-11-09 1996-05-31 Omron Corp 回転工具、該回転工具を支持するブッシュおよびトルク検出装置ならびに工作機械システム
US9909601B2 (en) * 2010-11-16 2018-03-06 Illinois Tool Works Inc. Motor control
US20130201316A1 (en) * 2012-01-09 2013-08-08 May Patents Ltd. System and method for server based control
EP2615439A1 (de) * 2012-01-13 2013-07-17 Siemens Aktiengesellschaft Magnetoelastischer Kraftsensor und Verfahren zum Kompensieren einer Abstandsabhängigkeit in einem Messsignal eines derartigen Sensors
US10036673B2 (en) * 2012-12-14 2018-07-31 Torque And More (Tam) Gmbh Compensation methods for active magnetic sensor systems
US9212958B2 (en) * 2012-12-28 2015-12-15 General Electric Company Non-contact magnetostrictive sensing systems and methods

Also Published As

Publication number Publication date
EP3404387B1 (en) 2021-09-15
EP3404387A1 (en) 2018-11-21
US20180335352A1 (en) 2018-11-22
US10502642B2 (en) 2019-12-10

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