KR101718679B1 - 비접촉식 자왜 전류 센서 - Google Patents

비접촉식 자왜 전류 센서 Download PDF

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Publication number
KR101718679B1
KR101718679B1 KR1020167026667A KR20167026667A KR101718679B1 KR 101718679 B1 KR101718679 B1 KR 101718679B1 KR 1020167026667 A KR1020167026667 A KR 1020167026667A KR 20167026667 A KR20167026667 A KR 20167026667A KR 101718679 B1 KR101718679 B1 KR 101718679B1
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KR
South Korea
Prior art keywords
magnetic core
magnetostrictive element
magnetostrictive
magnetic field
mounting
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English (en)
Korean (ko)
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KR20160118371A (ko
Inventor
가레스 제이. 놀스
윌리엄 엠. 브래들리
조나단 엠. 주크
로스 버드
사파칸 툰데미르
Original Assignee
큐오알테크, 인크.
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
    • 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
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2206—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/0052—Manufacturing aspects; Manufacturing of single devices, i.e. of semiconductor magnetic sensor chips
    • H01L41/12—
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N35/00—Magnetostrictive devices
    • 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
    • G01L1/127—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using inductive means

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measuring Magnetic Variables (AREA)
KR1020167026667A 2014-03-10 2015-03-10 비접촉식 자왜 전류 센서 Expired - Fee Related KR101718679B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461950815P 2014-03-10 2014-03-10
US61/950,815 2014-03-10
PCT/US2015/019778 WO2015138505A1 (en) 2014-03-10 2015-03-10 Non-contact magnetostrictive current sensor

Publications (2)

Publication Number Publication Date
KR20160118371A KR20160118371A (ko) 2016-10-11
KR101718679B1 true KR101718679B1 (ko) 2017-03-21

Family

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KR1020167026667A Expired - Fee Related KR101718679B1 (ko) 2014-03-10 2015-03-10 비접촉식 자왜 전류 센서

Country Status (5)

Country Link
US (1) US9983234B2 (enExample)
EP (1) EP3117195B1 (enExample)
JP (1) JP2017510818A (enExample)
KR (1) KR101718679B1 (enExample)
WO (1) WO2015138505A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106646293B (zh) * 2016-10-14 2019-02-26 东北大学 一种高精度大量程非接触式测量磁致应变的装置及方法
CN109425775B (zh) * 2017-08-25 2021-01-26 南京理工大学 一种采用磁电复合材料的手持式电流传感器
CN108152556B (zh) * 2018-01-18 2023-04-25 吉林大学 被动激励自供电无线非接触电流传感测量装置及测量方法
CN112345146B (zh) * 2020-10-23 2021-12-31 华中科技大学 一种基于霍尔元件的三维柔性力传感器及其制备方法
US12196784B1 (en) * 2022-01-18 2025-01-14 National Technology & Engineering Solutions Of Sandia, Llc Magnetostrictive current sensor method and system
CN115453429B (zh) * 2022-11-09 2023-03-24 南方电网数字电网研究院有限公司 磁传感器及其制备方法，磁场测量系统
KR102561039B1 (ko) * 2023-05-19 2023-07-28 주식회사 에코스 저주파 및 고주파 겸용 전류센서, 그것을 이용한 아크검출장치 및 아크차단장치

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3504282A (en) * 1964-10-14 1970-03-31 Westinghouse Electric Corp Magnetostrictive current responsive means and transducer means utilizing changes in dimensions of the magnetostrictive means to produce a variable signal which varies with current variations
EP0264612B1 (de) * 1986-09-22 1991-12-11 Siemens Aktiengesellschaft Stromsensor und Verfahren zum Erfassen des Stromflusses in auszuwertenden Leitern
US6781285B1 (en) * 1994-01-27 2004-08-24 Cymer, Inc. Packaged strain actuator
US6809515B1 (en) * 1998-07-31 2004-10-26 Spinix Corporation Passive solid-state magnetic field sensors and applications therefor
JP2000088937A (ja) * 1998-09-17 2000-03-31 Ngk Insulators Ltd 磁界センサ及びそれを用いた電流検出器
DE10000116A1 (de) * 2000-01-04 2001-07-26 Epcos Ag Sensor zur Messung eines Gleichstroms und Messverfahren
US20050134253A1 (en) * 2003-04-10 2005-06-23 Kovanko Thomas E. Current sensor
KR20050055066A (ko) * 2004-07-14 2005-06-10 (주)에이티에스네트웍스 직류 전류 센서
DE102004034723A1 (de) * 2004-07-17 2006-02-09 Carl Freudenberg Kg Magnetostriktives Element und dessen Verwendung
GB2429782B (en) * 2005-09-01 2010-03-03 Daniel Peter Bulte A method and apparatus for measuring the stress or strain of a portion of a ferromagnetic member
WO2007110943A1 (ja) * 2006-03-29 2007-10-04 Loyal Port Company Limited 磁歪変調型電流センサーとこのセンサーを用いた電流計測方法
US7994780B2 (en) 2007-09-14 2011-08-09 General Electric Company System and method for inspection of parts with an eddy current probe
CN101654759B (zh) * 2008-08-19 2011-09-21 北京麦格东方材料技术有限公司 一种磁致伸缩材料及其制备方法
KR101337067B1 (ko) * 2009-07-02 2013-12-05 쿠퍼 타이어 앤드 러버 캄파니 피에조 자기변형 장치
DE102009054943A1 (de) * 2009-12-18 2011-06-22 SB LiMotive Company Ltd., Kyonggi Stromsensor mit Selbsttestfunktion
DE102012200556A1 (de) * 2012-01-16 2013-07-18 Siemens Aktiengesellschaft Anordnung und Verfahren zur potentialgetrennten Strommessung an einem elektrischen Leiter

Also Published As

Publication number Publication date
JP2017510818A (ja) 2017-04-13
KR20160118371A (ko) 2016-10-11
EP3117195A1 (en) 2017-01-18
WO2015138505A1 (en) 2015-09-17
EP3117195A4 (en) 2018-07-11
EP3117195B1 (en) 2019-11-06
US9983234B2 (en) 2018-05-29
US20170074906A1 (en) 2017-03-16

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