CN101925825B - 电流传感器 - Google Patents

电流传感器 Download PDF

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Publication number
CN101925825B
CN101925825B CN2009801028853A CN200980102885A CN101925825B CN 101925825 B CN101925825 B CN 101925825B CN 2009801028853 A CN2009801028853 A CN 2009801028853A CN 200980102885 A CN200980102885 A CN 200980102885A CN 101925825 B CN101925825 B CN 101925825B
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CN
China
Prior art keywords
magnetic
circuit
current sensor
closed loop
loop current
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CN2009801028853A
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English (en)
Chinese (zh)
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CN101925825A (zh
Inventor
W·泰帕
D·施拉夫利
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Lyme Electronics China Co ltd
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Liaisons Electroniques Mecaniques LEM SA
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Publication of CN101925825A publication Critical patent/CN101925825A/zh
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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
    • 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
    • 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
    • G01R15/186—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using current transformers with a core consisting of two or more parts, e.g. clamp-on type

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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measuring Fluid Pressure (AREA)
CN2009801028853A 2008-01-25 2009-01-21 电流传感器 Active CN101925825B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP08001417.8 2008-01-25
EP08001417A EP2083277B1 (en) 2008-01-25 2008-01-25 Electrical current sensor
PCT/IB2009/050210 WO2009093178A1 (en) 2008-01-25 2009-01-21 Electrical current sensor

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201210338807.7A Division CN102866276B (zh) 2008-01-25 2009-01-21 电流传感器

Publications (2)

Publication Number Publication Date
CN101925825A CN101925825A (zh) 2010-12-22
CN101925825B true CN101925825B (zh) 2012-10-17

Family

ID=39540734

Family Applications (2)

Application Number Title Priority Date Filing Date
CN2009801028853A Active CN101925825B (zh) 2008-01-25 2009-01-21 电流传感器
CN201210338807.7A Active CN102866276B (zh) 2008-01-25 2009-01-21 电流传感器

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201210338807.7A Active CN102866276B (zh) 2008-01-25 2009-01-21 电流传感器

Country Status (7)

Country Link
US (1) US8618796B2 (enExample)
EP (2) EP2083277B1 (enExample)
JP (3) JP5894736B2 (enExample)
CN (2) CN101925825B (enExample)
AT (2) ATE494558T1 (enExample)
DE (1) DE602008004301D1 (enExample)
WO (1) WO2009093178A1 (enExample)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007062633B4 (de) * 2007-12-22 2010-04-15 Sensitec Gmbh Anordnung zum potentialfreien Messen von Strömen
DE202010000328U1 (de) * 2009-03-12 2010-05-20 Liaisons Electroniques-Mécaniques LEM S.A. Elektrischer Stromsensor
US8081491B2 (en) * 2009-07-22 2011-12-20 De Geus Brent W External neutral current sensor matched to a circuit breaker
JP5452190B2 (ja) * 2009-11-30 2014-03-26 旭化成エレクトロニクス株式会社 電流センサ及びその組立方法
EP2423693B1 (en) * 2010-08-24 2020-02-26 LEM International SA Toroidal current transducer
JP5828221B2 (ja) * 2011-04-25 2015-12-02 甲神電機株式会社 電流センサの製造方法
CN103733079B (zh) * 2011-09-13 2015-12-23 阿尔卑斯绿色器件株式会社 电流传感器
JP5926911B2 (ja) * 2011-09-15 2016-05-25 株式会社タムラ製作所 フラックスゲート電流センサ用ループコア、及びフラックスゲート電流センサ
JP5926912B2 (ja) * 2011-09-15 2016-05-25 株式会社タムラ製作所 フラックスゲート電流センサ用ループコア、及びフラックスゲート電流センサ
WO2013038759A1 (ja) * 2011-09-15 2013-03-21 株式会社タムラ製作所 フラックスゲート電流センサ用ループコア、及びフラックスゲート電流センサ
MX2014004430A (es) * 2011-10-12 2014-10-06 Cequent Performance Prod Inc Convertidor electrico que detecta corriente.
EP2587268A1 (en) 2011-10-26 2013-05-01 LEM Intellectual Property SA Electrical current transducer
JP5909822B2 (ja) * 2012-02-27 2016-04-27 アルプス・グリーンデバイス株式会社 電流センサ及びその作製方法
JP5646525B2 (ja) * 2012-02-29 2014-12-24 甲神電機株式会社 磁気コア及びこれを備えた磁気平衡式電流センサ
EP2660611A1 (en) * 2012-04-30 2013-11-06 LEM Intellectual Property SA Electrical current transducer module
JP5598559B2 (ja) * 2012-05-01 2014-10-01 ミツミ電機株式会社 電流センサ
JP6017182B2 (ja) * 2012-05-23 2016-10-26 旭化成エレクトロニクス株式会社 電流センサ
ES2405837B1 (es) * 2012-11-12 2013-10-18 Premo, S.L. Dispositivo sensor de corriente de montaje superficial
CN103852619A (zh) * 2012-12-05 2014-06-11 北京柏艾斯科技有限公司 一种基于闭环磁通门技术的开口型电流传感器
CN104124041B (zh) * 2013-04-28 2019-01-25 甲神电机株式会社 磁性铁芯及具备该磁性铁芯的磁性平衡式电流传感器
US9291648B2 (en) * 2013-08-07 2016-03-22 Texas Instruments Incorporated Hybrid closed-loop/open-loop magnetic current sensor
EP2853904A1 (en) * 2013-09-30 2015-04-01 LEM Intellectual Property SA Clip-on current transducer or current transformer
EP2924451B1 (en) * 2014-03-24 2019-01-09 LEM Intellectual Property SA Current transducer
JP2015210247A (ja) * 2014-04-30 2015-11-24 日本電産サンキョー株式会社 電流センサ
JP2015210249A (ja) * 2014-04-30 2015-11-24 日本電産サンキョー株式会社 電流センサ
JP2015210246A (ja) * 2014-04-30 2015-11-24 日本電産サンキョー株式会社 電流センサ
US10078147B2 (en) 2014-07-17 2018-09-18 The United States Of America, As Represented By The Secretary Of The Army Detector
EP3086130B1 (en) * 2015-04-21 2019-02-06 LEM Intellectual Property SA Current transducer with integrated primary conductor bar
USD803154S1 (en) * 2015-04-21 2017-11-21 Lem Intellectual Property Sa Current transducer
US9939465B2 (en) * 2015-04-24 2018-04-10 Sumida Corporation Electric current detector
EP3159705A1 (en) * 2015-10-23 2017-04-26 LEM Intellectual Property SA Current transducer with integrated primary conductor
JP6024814B1 (ja) 2015-11-02 2016-11-16 Tdk株式会社 磁気センサ用インダクタンス素子及びこれを備える電流センサ
GB2546532B (en) * 2016-01-22 2018-03-21 Gmc I Prosys Ltd Measurement device
JP6719926B2 (ja) * 2016-03-02 2020-07-08 日置電機株式会社 装着部品、検出装置、および測定装置
JP6626199B2 (ja) * 2016-07-06 2019-12-25 アルプスアルパイン株式会社 電流センサ
EP3309559A1 (en) * 2016-10-11 2018-04-18 LEM Intellectual Property SA Electrical current transducer
EP3312618B1 (en) * 2016-10-18 2022-03-30 LEM International SA Electrical current transducer
JP6759965B2 (ja) 2016-10-19 2020-09-23 Tdk株式会社 磁気センサ用インダクタンス素子及びこれを備える電流センサ
FR3063544B1 (fr) * 2017-03-06 2021-01-22 Neelogy Capteur de courant dc/ac isole a effet neel® integre dans un pcb
GB2562278B (en) * 2017-05-10 2019-06-05 Megger Instruments Ltd Flexible Current Sensor
US10557873B2 (en) * 2017-07-19 2020-02-11 Allegro Microsystems, Llc Systems and methods for closed loop current sensing
JP2019027875A (ja) * 2017-07-28 2019-02-21 Tdk株式会社 磁気センサ及びこれを備える電流センサ
JP2019070578A (ja) * 2017-10-10 2019-05-09 株式会社タムラ製作所 電流検出器
JP6605007B2 (ja) * 2017-10-12 2019-11-13 株式会社タムラ製作所 電流検出器
FR3072462B1 (fr) * 2017-10-16 2020-05-22 Schneider Electric Industries Sas Dispositif de mesure de courant, procede de fabrication, module de protection et disjoncteur differentiel utilisant un tel dispositif de mesure de courant
AT520624B1 (de) * 2017-10-24 2024-02-15 Melecs Ews Gmbh Stromsensoranordnung
US11073539B2 (en) 2017-11-10 2021-07-27 Abb Schweiz Ag Split core current sensor
CN107807265B (zh) * 2017-11-23 2024-08-09 佛山中研磁电科技股份有限公司 一种电流传感器用磁路铁芯
USD864865S1 (en) * 2017-12-07 2019-10-29 Lem Intellectual Property Sa Current transducer
USD856928S1 (en) * 2017-12-07 2019-08-20 Lem Intellectual Property Sa Current transducer
CN111527413B (zh) * 2017-12-08 2022-06-14 莱姆国际股份有限公司 环形磁通门电流传感器
US11181555B2 (en) * 2018-04-30 2021-11-23 Isentek Inc. Current sensing method and current sensor
TWI717707B (zh) * 2018-04-30 2021-02-01 愛盛科技股份有限公司 電流感測方法以及電流感測器
DE102018130690B3 (de) * 2018-12-03 2020-03-26 Bender Gmbh & Co. Kg Magnetfeld-Messvorrichtung und Verfahren zur Erfassung eines Lokalisierungsstroms in einem verzweigten Wechselstrom-Stromversorgungssystem
US10699976B1 (en) * 2019-01-29 2020-06-30 Infineon Technologies Ag Semiconductor module with external power sensor
JP2020148640A (ja) * 2019-03-14 2020-09-17 株式会社東芝 電流検出装置
US11726113B2 (en) 2019-04-24 2023-08-15 Panasonic Intellectual Property Management Co., Ltd. Current sensor
US11761989B2 (en) 2019-04-24 2023-09-19 Panasonic Intellectual Property Management Co., Ltd. Current sensor
EP3764107B1 (en) * 2019-07-12 2022-03-09 LEM International SA Current transducer for measuring residual currents
EP3796007B1 (en) * 2019-09-21 2022-03-02 LEM International SA Current transducer
JP7522129B2 (ja) * 2019-11-22 2024-07-24 Tdk株式会社 磁気センサ
JP7336401B2 (ja) * 2020-02-14 2023-08-31 株式会社トーキン クランプ型電流センサ
EP4124869B1 (en) * 2021-07-31 2023-10-11 LEM International SA Current transducer
US12123898B1 (en) * 2021-10-18 2024-10-22 XL Scientific, LLC Method and apparatus for sensing current
CN114487556B (zh) * 2022-02-09 2023-01-20 蚌埠希磁科技有限公司 一种电流传感器
CN114660347B (zh) * 2022-03-23 2023-01-20 宁波希磁电子科技有限公司 一种电流传感器
CN115575684A (zh) * 2022-09-23 2023-01-06 广东中研技术有限公司 高度集成式高精度磁探针式电流传感器
FR3145807B1 (fr) * 2023-02-13 2025-03-14 Schneider Electric Ind Sas Module de mesure de courant électrique
WO2024203288A1 (ja) * 2023-03-28 2024-10-03 日置電機株式会社 電流センサ及び測定装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1179212A (zh) * 1995-03-24 1998-04-15 机电联合股份有限公司 电流传感器
WO1999009566A1 (en) * 1997-08-20 1999-02-25 Cambridge Consultants Limited Magnetic flux concentration device
CN1957261A (zh) * 2004-07-16 2007-05-02 机电联合股份有限公司 电流传感器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6172832U (enExample) * 1984-10-19 1986-05-17
CH679710A5 (enExample) 1989-05-30 1992-03-31 Lem Liaisons Electron Mec
JPH08744Y2 (ja) * 1989-06-16 1996-01-10 株式会社トーキン カレントトランス
DE4035043A1 (de) * 1990-11-05 1992-05-07 Transform Roentgen Matern Veb Magnetkern fuer eine gleichstrommesseinrichtung
JP3155596B2 (ja) * 1991-01-29 2001-04-09 旭化成電子株式会社 電流検出装置
DE4113496A1 (de) * 1991-04-25 1992-10-29 Vacuumschmelze Gmbh Magnetkern fuer einen stromsensor nach dem kompensationsprinzip
CH692161A5 (fr) * 1997-07-04 2002-02-28 Lem Liaisons Electron Mec Capteur de courant.
DE102005028572B4 (de) 2005-06-21 2008-10-16 Vacuumschmelze Gmbh & Co. Kg Stromsensoranordung mit einem Magnetkern
JP4840964B2 (ja) * 2005-08-23 2011-12-21 日置電機株式会社 フラックスゲート素子および電流センサ
JP4813979B2 (ja) * 2006-06-13 2011-11-09 日置電機株式会社 貫通型電流センサ
JP2008010660A (ja) * 2006-06-29 2008-01-17 Kowa Denshi Kogyo Kk 零相変流器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1179212A (zh) * 1995-03-24 1998-04-15 机电联合股份有限公司 电流传感器
WO1999009566A1 (en) * 1997-08-20 1999-02-25 Cambridge Consultants Limited Magnetic flux concentration device
CN1957261A (zh) * 2004-07-16 2007-05-02 机电联合股份有限公司 电流传感器

Also Published As

Publication number Publication date
DE602008004301D1 (de) 2011-02-17
EP2083277A1 (en) 2009-07-29
CN102866276A (zh) 2013-01-09
EP2083277B1 (en) 2011-01-05
US20100301852A1 (en) 2010-12-02
JP5579757B2 (ja) 2014-08-27
EP2243034B1 (en) 2011-06-01
CN102866276B (zh) 2015-05-20
JP2011510318A (ja) 2011-03-31
CN101925825A (zh) 2010-12-22
ATE494558T1 (de) 2011-01-15
EP2243034A1 (en) 2010-10-27
JP2012098305A (ja) 2012-05-24
JP5924951B2 (ja) 2016-05-25
JP2012073277A (ja) 2012-04-12
JP5894736B2 (ja) 2016-03-30
WO2009093178A1 (en) 2009-07-30
US8618796B2 (en) 2013-12-31
ATE511659T1 (de) 2011-06-15

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Legal Events

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
EE01 Entry into force of recordation of patent licensing contract

Assignee: Lyme Electronics (China) Co.,Ltd.

Assignor: LIAISONS ELECTRONIQUES-MECANIQUES LEM S.A.

Contract record no.: 2011990000761

Denomination of invention: Integral compensation fibre-optic current sensor

License type: Exclusive License

Open date: 20101222

Record date: 20110809

C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: RAM INTELLECTUAL PROPERTY CO., LTD.

Free format text: FORMER NAME: LIAISONS ELECTROMECHANIC S. A.

CP01 Change in the name or title of a patent holder

Address after: The Swiss - Les outesi

Patentee after: LEM INTELLECTUAL PROPERTY S.A.

Address before: The Swiss - Les outesi

Patentee before: LIAISONS ELECTRONIQUES-MECANIQUES LEM S.A.

CP02 Change in the address of a patent holder

Address after: Fribourg

Patentee after: LEM INTELLECTUAL PROPERTY S.A.

Address before: The Swiss - Les outesi

Patentee before: LEM INTELLECTUAL PROPERTY S.A.

TR01 Transfer of patent right

Effective date of registration: 20180521

Address after: 28 Linhe street, Linhe Industrial District, Shunyi District, Beijing

Patentee after: Lyme Electronics (China) Co.,Ltd.

Address before: Fribourg

Patentee before: LEM INTELLECTUAL PROPERTY S.A.

TR01 Transfer of patent right