JPH07128373A - 直流電流センサー - Google Patents

直流電流センサー

Info

Publication number
JPH07128373A
JPH07128373A JP5297542A JP29754293A JPH07128373A JP H07128373 A JPH07128373 A JP H07128373A JP 5297542 A JP5297542 A JP 5297542A JP 29754293 A JP29754293 A JP 29754293A JP H07128373 A JPH07128373 A JP H07128373A
Authority
JP
Japan
Prior art keywords
core
current
coil
detected
exciting
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.)
Pending
Application number
JP5297542A
Other languages
English (en)
Japanese (ja)
Inventor
Makoto Kawakami
川上　　誠
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.)
Proterial Ltd
Original Assignee
Sumitomo Special Metals Co Ltd
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 Sumitomo Special Metals Co Ltd filed Critical Sumitomo Special Metals Co Ltd
Priority to JP5297542A priority Critical patent/JPH07128373A/ja
Priority to CA002134576A priority patent/CA2134576A1/en
Priority to EP94308045A priority patent/EP0651258A3/en
Priority to TW083110096A priority patent/TW284849B/zh
Priority to CN94117624A priority patent/CN1109599A/zh
Priority to KR1019940028606A priority patent/KR950014895A/ko
Publication of JPH07128373A publication Critical patent/JPH07128373A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • 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
    • G01R19/18—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers
    • G01R19/20—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers using transductors, i.e. a magnetic core transducer the saturation of which is cyclically reversed by an AC source on the secondary side
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • H01F2038/305—Constructions with toroidal magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Transformers For Measuring Instruments (AREA)
JP5297542A 1993-11-02 1993-11-02 直流電流センサー Pending JPH07128373A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP5297542A JPH07128373A (ja) 1993-11-02 1993-11-02 直流電流センサー
CA002134576A CA2134576A1 (en) 1993-11-02 1994-10-28 Dc current sensor
EP94308045A EP0651258A3 (en) 1993-11-02 1994-11-01 DC current sensor
TW083110096A TW284849B (enExample) 1993-11-02 1994-11-02
CN94117624A CN1109599A (zh) 1993-11-02 1994-11-02 直流电流传感器
KR1019940028606A KR950014895A (ko) 1993-11-02 1994-11-02 직류(dc) 전류 센서

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5297542A JPH07128373A (ja) 1993-11-02 1993-11-02 直流電流センサー

Publications (1)

Publication Number Publication Date
JPH07128373A true JPH07128373A (ja) 1995-05-19

Family

ID=17847890

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5297542A Pending JPH07128373A (ja) 1993-11-02 1993-11-02 直流電流センサー

Country Status (6)

Country Link
EP (1) EP0651258A3 (enExample)
JP (1) JPH07128373A (enExample)
KR (1) KR950014895A (enExample)
CN (1) CN1109599A (enExample)
CA (1) CA2134576A1 (enExample)
TW (1) TW284849B (enExample)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100831338B1 (ko) * 2006-12-15 2008-05-22 한국전기연구원 아크전류 식별을 위한 신호검출회로 및 디지털 데이터처리방법과 자체성능 시험방법
JP2012154786A (ja) * 2011-01-26 2012-08-16 Hirose Electric Co Ltd フラックスゲートセンサおよびフラックスゲート式磁界検出方法
JP2013061322A (ja) * 2011-08-25 2013-04-04 Mitsubishi Electric Corp 直流電流検出装置
JP2013096848A (ja) * 2011-11-01 2013-05-20 Hirose Electric Co Ltd 電流センサ
JP2013148439A (ja) * 2012-01-19 2013-08-01 Hirose Electric Co Ltd 電流センサ
JP2013210354A (ja) * 2012-03-30 2013-10-10 Toyota Motor Corp 電流測定方法
KR101329240B1 (ko) * 2012-10-31 2013-11-20 이상철 플럭스 게이트 방식의 비접촉 전류 계측기
CN103969488A (zh) * 2013-01-31 2014-08-06 西门子公司 电流互感器及其电流检测电路
WO2015136910A1 (ja) * 2014-03-12 2015-09-17 パナソニックＩｐマネジメント株式会社 トロイダルコイル装置およびそれを用いた電流計測装置
JP2015187591A (ja) * 2014-03-12 2015-10-29 パナソニックＩｐマネジメント株式会社 トロイダルコイル装置およびそれを用いた電流計測装置

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19845778B4 (de) * 1998-09-22 2004-04-29 Siemens Ag Verfahren zur Abbildung von Gleichströmen und Gleichstromwandler zur Durchführung des Verfahrens
FR2824951B1 (fr) * 2001-05-21 2003-07-25 Schneider Electric Ind Sa Transformateur de detection pour dispositif de protection differentielle et dispositif de protection comportant un tel transformateur
JP2011017618A (ja) * 2009-07-09 2011-01-27 Tamura Seisakusho Co Ltd 電流センサ
CN101813723A (zh) * 2010-04-07 2010-08-25 中环光伏系统有限公司 一种非接触式测量直流电流的方法
WO2013023643A1 (de) 2011-08-18 2013-02-21 Universität Stuttgart Strommessgerät
DE102011110648A1 (de) * 2011-08-18 2013-02-21 Universität Stuttgart Strommessgerät
CN108120865A (zh) * 2017-12-18 2018-06-05 海宁天悦电子有限公司 一种灵敏度高安全型电流传感器
US11181555B2 (en) 2018-04-30 2021-11-23 Isentek Inc. Current sensing method and current sensor
DE102018119017A1 (de) * 2018-08-06 2020-02-06 Tridonic Gmbh & Co Kg Synchrone Sperrwandlerschaltung zum Betrieb einer Leuchtmittelstrecke
CN113552405B (zh) * 2021-07-23 2024-08-20 国电南瑞科技股份有限公司 一种高频电流传感器及放电电流检测方法
EP4557327A1 (de) * 2023-11-16 2025-05-21 Pepperl+Fuchs SE Signalübertragungsvorrichtung für analoge stromsignale

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2300802A1 (de) * 1973-01-09 1974-07-11 Philips Patentverwaltung Schaltungsanordnung zur potentialfreien strommessung
US3883835A (en) * 1974-07-10 1975-05-13 Electromagnetic Ind Inc Ground fault sensor current transformer
DE3715789A1 (de) * 1987-05-12 1988-12-01 Bosch Gmbh Robert Potentialgetrennter stromwandler zur messung von gleich- und wechselstroemen
FR2615956B1 (fr) * 1987-05-27 1989-08-18 Chauvin Arnoux Sa Procede et dispositif de mesure d'un courant continu tout en maintenant une isolation galvanique

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100831338B1 (ko) * 2006-12-15 2008-05-22 한국전기연구원 아크전류 식별을 위한 신호검출회로 및 디지털 데이터처리방법과 자체성능 시험방법
JP2012154786A (ja) * 2011-01-26 2012-08-16 Hirose Electric Co Ltd フラックスゲートセンサおよびフラックスゲート式磁界検出方法
JP2013061322A (ja) * 2011-08-25 2013-04-04 Mitsubishi Electric Corp 直流電流検出装置
JP2013096848A (ja) * 2011-11-01 2013-05-20 Hirose Electric Co Ltd 電流センサ
JP2013148439A (ja) * 2012-01-19 2013-08-01 Hirose Electric Co Ltd 電流センサ
JP2013210354A (ja) * 2012-03-30 2013-10-10 Toyota Motor Corp 電流測定方法
KR101329240B1 (ko) * 2012-10-31 2013-11-20 이상철 플럭스 게이트 방식의 비접촉 전류 계측기
WO2014069841A1 (ko) * 2012-10-31 2014-05-08 Lee Sangchul 플럭스 게이트 방식의 비접촉 전류 계측기
CN103969488A (zh) * 2013-01-31 2014-08-06 西门子公司 电流互感器及其电流检测电路
WO2015136910A1 (ja) * 2014-03-12 2015-09-17 パナソニックＩｐマネジメント株式会社 トロイダルコイル装置およびそれを用いた電流計測装置
JP2015187591A (ja) * 2014-03-12 2015-10-29 パナソニックＩｐマネジメント株式会社 トロイダルコイル装置およびそれを用いた電流計測装置

Also Published As

Publication number Publication date
EP0651258A3 (en) 1995-05-31
CA2134576A1 (en) 1995-05-03
TW284849B (enExample) 1996-09-01
KR950014895A (ko) 1995-06-16
CN1109599A (zh) 1995-10-04
EP0651258A2 (en) 1995-05-03

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