HK1204806A1 - Current sensor, sensor element, and control device - Google Patents

Current sensor, sensor element, and control device Download PDF

Info

Publication number
HK1204806A1
HK1204806A1 HK15105315.0A HK15105315A HK1204806A1 HK 1204806 A1 HK1204806 A1 HK 1204806A1 HK 15105315 A HK15105315 A HK 15105315A HK 1204806 A1 HK1204806 A1 HK 1204806A1
Authority
HK
Hong Kong
Prior art keywords
signal
core member
cancel
sensor element
harmonic component
Prior art date
Application number
HK15105315.0A
Other languages
English (en)
Chinese (zh)
Inventor
Hachida Takayuki
Hirota Yasutake
Original Assignee
Ferrotec Corporation
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 Ferrotec Corporation filed Critical Ferrotec Corporation
Publication of HK1204806A1 publication Critical patent/HK1204806A1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
    • 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
    • G01R15/185—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 with compensation or feedback windings or interacting coils, e.g. 0-flux sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Transformers For Measuring Instruments (AREA)
HK15105315.0A 2012-03-12 2013-03-12 Current sensor, sensor element, and control device HK1204806A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2012054623 2012-03-12
JP2012054623 2012-03-12
JP2013048214A JP2013217914A (ja) 2012-03-12 2013-03-11 電流センサ、センサ素子および制御装置
JP2013048214 2013-03-11
PCT/JP2013/056812 WO2013137253A1 (ja) 2012-03-12 2013-03-12 電流センサ、センサ素子および制御装置

Publications (1)

Publication Number Publication Date
HK1204806A1 true HK1204806A1 (en) 2015-12-04

Family

ID=49161159

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15105315.0A HK1204806A1 (en) 2012-03-12 2013-03-12 Current sensor, sensor element, and control device

Country Status (7)

Country Link
US (1) US9448262B2 (enExample)
EP (1) EP2840400A4 (enExample)
JP (1) JP2013217914A (enExample)
KR (1) KR101616854B1 (enExample)
CN (1) CN104169727B (enExample)
HK (1) HK1204806A1 (enExample)
WO (1) WO2013137253A1 (enExample)

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DE102014214160A1 (de) * 2014-07-21 2016-01-21 Te Connectivity Germany Gmbh Vorrichtung zum Erfassen eines Fehlerstromes in einem Ladekabel und Ladekabel welches dieselbe aufweist
CN104849626A (zh) * 2015-04-10 2015-08-19 北京兴迪仪器有限责任公司 一种高压电力设备的工频信号采集装置
DE102015006449B4 (de) 2015-05-18 2022-10-13 Michael Franke Verfahren zur Messung elektrischer Ströme
CN104914289B (zh) * 2015-06-16 2017-03-08 国家电网公司 一种测量直流电流的方法
CN105092928B (zh) * 2015-07-23 2018-04-20 深圳市华谊智测科技股份有限公司 数字钳型表及其自动测量方法
CN105304303B (zh) * 2015-09-30 2017-08-04 中国计量科学研究院 一种精密交直流电流互感器
JP2017102056A (ja) * 2015-12-03 2017-06-08 北川工業株式会社 電流センサー
US9618541B1 (en) * 2016-04-20 2017-04-11 Neilsen-Kuljian, Inc. Apparatus, method and device for sensing DC currents
JP6771179B2 (ja) * 2016-05-16 2020-10-21 パナソニックＩｐマネジメント株式会社 電力計測システム
DE112017003404T5 (de) * 2016-07-06 2019-03-21 Murata Manufacturing Co., Ltd. Magnetsensor und elektrischer stomsensor, der denselben umfasst
CN106771477B (zh) * 2016-11-28 2020-09-01 国网福建省电力有限公司 大口径高灵敏度的高压直流电缆泄漏电流检测传感器
KR101931559B1 (ko) * 2016-12-14 2018-12-24 한국표준과학연구원 멀티 클램프 계측 장치 및 전류 계측 시스템
KR101937209B1 (ko) * 2017-06-09 2019-01-10 엘에스산전 주식회사 전류 감지 장치
WO2019131812A1 (ja) 2017-12-27 2019-07-04 旭化成エレクトロニクス株式会社 磁気センサモジュール及びこれに用いるｉｃチップ
CN108362925B (zh) * 2018-02-22 2020-03-17 西安交通大学 双“8”字形三导线磁场对消的零磁通大电流检测系统及方法
CN110676038A (zh) * 2018-07-02 2020-01-10 福迪威（上海）工业仪器技术研发有限公司 电流互感器
DE112020002565T5 (de) * 2019-06-03 2022-02-24 Alps Alpine Co., Ltd. Drossel
JP7627896B2 (ja) * 2019-06-27 2025-02-07 パナソニックＩｐマネジメント株式会社 電流測定方法、診断方法
DE102020212901B4 (de) * 2019-10-14 2023-03-23 Lg Electronics Inc. Drahtloser leistungssensor
JP7629354B2 (ja) * 2021-06-10 2025-02-13 日置電機株式会社 電流センサ
CN116953335B (zh) * 2023-09-20 2024-01-12 盛位科技(合肥)有限公司 一种用于检测直流信号或磁场的装置和方法

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US4482862A (en) * 1982-06-10 1984-11-13 The Charles Stark Draper Laboratory, Inc. Current sensor
US5532592A (en) * 1993-02-02 1996-07-02 Conductus, Inc. Squid control apparatus with non-cryogenic flux-locked loop disposed in close proximity to the squid
FR2744529B1 (fr) * 1996-02-01 1999-02-26 Robert Jean Procede et dispositif de mesure d'un courant electrique continu de faible valeur
JPH1010161A (ja) 1996-06-20 1998-01-16 Sumitomo Special Metals Co Ltd 直流電流センサー
JP2000162244A (ja) * 1998-11-27 2000-06-16 Sumitomo Special Metals Co Ltd 直流電流センサ
GB9908599D0 (en) * 1999-04-16 1999-06-09 Aea Technology Plc Current sensor
US6456059B1 (en) * 1999-12-13 2002-09-24 Rockwell Automation Technologies, Inc. Non-homogeneous material magnetic flux sensor and method
JP2003315374A (ja) * 2002-04-18 2003-11-06 Mitsubishi Electric Corp 直流漏電検出装置
US6984979B1 (en) * 2003-02-01 2006-01-10 Edel Thomas G Measurement and control of magnetomotive force in current transformers and other magnetic bodies
JP2005017110A (ja) 2003-06-26 2005-01-20 Kri Inc 磁界検出素子
FR2891917B1 (fr) 2005-10-07 2008-01-11 Billanco Capteurs de champ magnetique et de courant, procede de commande et noyau magnetique pour ces capteurs
JP2007316042A (ja) * 2006-05-23 2007-12-06 Cdn Corp 直流電流センサー及び直流電流検出装置
FR2909169B1 (fr) * 2006-11-29 2009-02-06 Billanco Dispositif et procede de mesure de la position d'une piece mobile.
JP5570132B2 (ja) 2009-03-19 2014-08-13 日本ペイント株式会社 カチオン型着色シーラー組成物
JP2011017618A (ja) * 2009-07-09 2011-01-27 Tamura Seisakusho Co Ltd 電流センサ
JP5765907B2 (ja) * 2009-11-09 2015-08-19 株式会社フェローテック 磁性部材および電子部品

Also Published As

Publication number Publication date
KR101616854B1 (ko) 2016-04-29
US20150028857A1 (en) 2015-01-29
US9448262B2 (en) 2016-09-20
EP2840400A4 (en) 2015-12-09
JP2013217914A (ja) 2013-10-24
EP2840400A1 (en) 2015-02-25
WO2013137253A1 (ja) 2013-09-19
KR20140133928A (ko) 2014-11-20
CN104169727A (zh) 2014-11-26
CN104169727B (zh) 2017-10-10

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