DE69920890D1 - Stromsensor - Google Patents

Stromsensor

Info

Publication number
DE69920890D1
DE69920890D1 DE69920890T DE69920890T DE69920890D1 DE 69920890 D1 DE69920890 D1 DE 69920890D1 DE 69920890 T DE69920890 T DE 69920890T DE 69920890 T DE69920890 T DE 69920890T DE 69920890 D1 DE69920890 D1 DE 69920890D1
Authority
DE
Germany
Prior art keywords
current sensor
sensor
current
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.)
Expired - Fee Related
Application number
DE69920890T
Other languages
English (en)
Other versions
DE69920890T2 (de
Inventor
Shiro Nakagawa
Kazuyuki Itoh
Katsuaki Tanaka
Katsumi Yabusaki
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.)
TDK Corp
Original Assignee
TDK Corp
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 TDK Corp filed Critical TDK Corp
Application granted granted Critical
Publication of DE69920890D1 publication Critical patent/DE69920890D1/de
Publication of DE69920890T2 publication Critical patent/DE69920890T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measuring Magnetic Variables (AREA)
DE69920890T 1999-01-21 1999-07-02 Stromsensor Expired - Fee Related DE69920890T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP1258499 1999-01-21
JP1258499 1999-01-21
JP11324099 1999-04-21
JP11324099 1999-04-21
PCT/JP1999/003587 WO2000043795A1 (fr) 1999-01-21 1999-07-02 Detecteur de courant

Publications (2)

Publication Number Publication Date
DE69920890D1 true DE69920890D1 (de) 2004-11-11
DE69920890T2 DE69920890T2 (de) 2005-02-03

Family

ID=26348211

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69920890T Expired - Fee Related DE69920890T2 (de) 1999-01-21 1999-07-02 Stromsensor

Country Status (6)

Country Link
US (1) US6411078B1 (de)
EP (1) EP1067391B1 (de)
JP (1) JP3249810B2 (de)
CN (1) CN1165770C (de)
DE (1) DE69920890T2 (de)
WO (1) WO2000043795A1 (de)

Families Citing this family (89)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0029953D0 (en) * 2000-12-07 2001-01-24 Lem Heme Ltd Current sensor
JP2004228176A (ja) * 2003-01-21 2004-08-12 Fuji Electric Holdings Co Ltd 零相変流器
US7259545B2 (en) * 2003-02-11 2007-08-21 Allegro Microsystems, Inc. Integrated sensor
EP1450176A1 (de) * 2003-02-21 2004-08-25 Liaisons Electroniques-Mecaniques Lem S.A. Magnetfeldsensor und Strommesser
ATE472093T1 (de) * 2003-02-21 2010-07-15 Fisher Controls Int Magnetischer positionssensor mit integriertem hall effekt schalter
US7709754B2 (en) * 2003-08-26 2010-05-04 Allegro Microsystems, Inc. Current sensor
US20060219436A1 (en) * 2003-08-26 2006-10-05 Taylor William P Current sensor
US7476816B2 (en) * 2003-08-26 2009-01-13 Allegro Microsystems, Inc. Current sensor
JP2005221492A (ja) * 2004-01-08 2005-08-18 Fuji Electric Systems Co Ltd 電流センサおよび電力監視システム
US7777607B2 (en) * 2004-10-12 2010-08-17 Allegro Microsystems, Inc. Resistor having a predetermined temperature coefficient
JP4390741B2 (ja) * 2005-04-14 2009-12-24 株式会社デンソー 電流センサ装置
AU2006246275B2 (en) * 2005-05-12 2010-12-23 Corporation Nuvolt Inc. Current sensor
EP1752776A1 (de) * 2005-08-12 2007-02-14 Liaisons Electroniques-Mecaniques Lem S.A. Dreiphasiger Stromsensor
DE102005040316B4 (de) * 2005-08-25 2007-09-27 Lisa Dräxlmaier GmbH Vorrichtung und Verfahren zur Messung eines in einem elektrischen Leiter fließenden Stromes
JP2007147514A (ja) * 2005-11-29 2007-06-14 Denso Corp 電流センサ及び電流センサのコア
US7768083B2 (en) 2006-01-20 2010-08-03 Allegro Microsystems, Inc. Arrangements for an integrated sensor
US20070279053A1 (en) * 2006-05-12 2007-12-06 Taylor William P Integrated current sensor
DE102006032763B4 (de) * 2006-07-14 2009-05-07 Lisa Dräxlmaier GmbH Vorrichtung und Verfahren zur Messung eines in einem elektrischen Leiter fließenden Stromes
DE102006032762B8 (de) * 2006-07-14 2009-10-08 Lisa Dräxlmaier GmbH Verfahren zur Messung eines in einem elektrischen Leiter fließenden Stromes und Verwendung des Verfahrens sowie einer Vorrichtung zur Überwachung von Strömen im Bordnetz eines Kraftfahrzeugs
JP2008039517A (ja) * 2006-08-03 2008-02-21 Denso Corp 電流センサ
CN1959419B (zh) * 2006-12-01 2010-05-19 臧玉伦 电流测量仪器
DE102007003830B4 (de) 2007-01-25 2009-08-06 Robert Seuffer Gmbh & Co. Kg Vorrichtung zur Messung eines durch einen elektrischen Leiter fließenden elektrischen Stroms
DE102007025505A1 (de) * 2007-06-01 2008-12-04 Epcos Ag Anordnung zur Messung eines in einem elektrischen Leiter fließenden Stroms
DE102007036674A1 (de) * 2007-08-03 2009-02-05 Epcos Ag Anordnung zur Messung eines in einem elektrischen Leiter fließenden Stroms
DE102007036573A1 (de) * 2007-08-03 2009-02-19 Epcos Ag Anordnung und Verfahren zur Messung eines in einem elektrischen Leiter fließenden Stroms
US7795862B2 (en) 2007-10-22 2010-09-14 Allegro Microsystems, Inc. Matching of GMR sensors in a bridge
DE102007062633B4 (de) * 2007-12-22 2010-04-15 Sensitec Gmbh Anordnung zum potentialfreien Messen von Strömen
US8269491B2 (en) * 2008-02-27 2012-09-18 Allegro Microsystems, Inc. DC offset removal for a magnetic field sensor
US7816905B2 (en) 2008-06-02 2010-10-19 Allegro Microsystems, Inc. Arrangements for a current sensing circuit and integrated current sensor
US8093670B2 (en) * 2008-07-24 2012-01-10 Allegro Microsystems, Inc. Methods and apparatus for integrated circuit having on chip capacitor with eddy current reductions
US7973527B2 (en) 2008-07-31 2011-07-05 Allegro Microsystems, Inc. Electronic circuit configured to reset a magnetoresistance element
US8063634B2 (en) * 2008-07-31 2011-11-22 Allegro Microsystems, Inc. Electronic circuit and method for resetting a magnetoresistance element
EP2520945B1 (de) * 2009-12-28 2016-06-01 TDK Corporation Magnetfelderkennungsvorrichtung und stromsensor
EP2431751A1 (de) * 2010-09-21 2012-03-21 Liaisons Electroniques-Mecaniques Lem S.A. Kompensations-Stromwandler mit Schaltverstärker
EP2515125B1 (de) * 2011-04-21 2017-02-01 Abb Ag Stromsensor mit Magnetkern
WO2013023643A1 (de) * 2011-08-18 2013-02-21 Universität Stuttgart Strommessgerät
US8829901B2 (en) * 2011-11-04 2014-09-09 Honeywell International Inc. Method of using a magnetoresistive sensor in second harmonic detection mode for sensing weak magnetic fields
US8629539B2 (en) 2012-01-16 2014-01-14 Allegro Microsystems, Llc Methods and apparatus for magnetic sensor having non-conductive die paddle
US9812588B2 (en) 2012-03-20 2017-11-07 Allegro Microsystems, Llc Magnetic field sensor integrated circuit with integral ferromagnetic material
US10234513B2 (en) 2012-03-20 2019-03-19 Allegro Microsystems, Llc Magnetic field sensor integrated circuit with integral ferromagnetic material
US9666788B2 (en) 2012-03-20 2017-05-30 Allegro Microsystems, Llc Integrated circuit package having a split lead frame
US9494660B2 (en) 2012-03-20 2016-11-15 Allegro Microsystems, Llc Integrated circuit package having a split lead frame
CN103454477B (zh) * 2012-05-29 2016-06-22 上海汽车集团股份有限公司 基于单霍尔传感器架构的汽车起动电流的控制
DE102012021364A1 (de) * 2012-11-02 2014-05-08 SIEVA d.o.o. - poslovna enota Idrija Gerät zur isolierten Messung von Strom und Verfahren zur isolierten Ermittlung von Strom
US9190606B2 (en) 2013-03-15 2015-11-17 Allegro Micosystems, LLC Packaging for an electronic device
US10345343B2 (en) 2013-03-15 2019-07-09 Allegro Microsystems, Llc Current sensor isolation
CN103196994B (zh) * 2013-04-01 2016-04-27 国电锅炉压力容器检验中心 一种交流磁轭法磁粉探伤中有效范围的测定方法
US9411025B2 (en) 2013-04-26 2016-08-09 Allegro Microsystems, Llc Integrated circuit package having a split lead frame and a magnet
DE102013104402B4 (de) * 2013-04-30 2019-11-07 Sma Solar Technology Ag Verfahren und Vorrichtung zur Überwachung und Strommessung an einer magnetisch vorgespannten Drossel
US10190408B2 (en) 2013-11-22 2019-01-29 Aps Technology, Inc. System, apparatus, and method for drilling
US9529049B2 (en) * 2013-12-09 2016-12-27 Ford Global Technologies, Llc Method and system for calibrating current sensor of electric vehicle battery electronics
CN103760405A (zh) * 2014-01-28 2014-04-30 张正纲 一种测量直流电流的装置
US9765613B2 (en) 2014-03-03 2017-09-19 Aps Technology, Inc. Drilling system and electromagnetic telemetry tool with an electrical connector assembly and associated methods
USD742842S1 (en) 2014-03-24 2015-11-10 Lem Intellectual Property Sa Electrical current transducer
US10094720B2 (en) 2014-04-10 2018-10-09 General Electric Company System and method of magnetic shielding for sensors
US9429488B2 (en) * 2014-04-10 2016-08-30 General Electric Company System and method of magnetic shielding for sensors
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
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
US9354284B2 (en) 2014-05-07 2016-05-31 Allegro Microsystems, Llc Magnetic field sensor configured to measure a magnetic field in a closed loop manner
CN105097188B (zh) * 2014-05-13 2018-10-09 台达电子企业管理（上海）有限公司 电感器及具有该电感器的变换器
US9790784B2 (en) * 2014-05-20 2017-10-17 Aps Technology, Inc. Telemetry system, current sensor, and related methods for a drilling system
US9671434B2 (en) * 2014-08-08 2017-06-06 Aclara Meters Llc Sensor devices and methods for use in sensing current through a conductor
US9322887B1 (en) 2014-12-01 2016-04-26 Allegro Microsystems, Llc Magnetic field sensor with magnetoresistance elements and conductive-trace magnetic source
WO2016109675A1 (en) * 2015-01-02 2016-07-07 Q Factory 33 Llc Bus bypass overcurrent protection
US9976413B2 (en) 2015-02-20 2018-05-22 Aps Technology, Inc. Pressure locking device for downhole tools
US9939465B2 (en) * 2015-04-24 2018-04-10 Sumida Corporation Electric current detector
US9689900B1 (en) * 2015-12-14 2017-06-27 Keysight Technologies, Inc. Current sensing circuit
US10113921B2 (en) * 2016-05-20 2018-10-30 General Electric Company Systems and methods for determining mechanical stress of machinery
US9912266B2 (en) * 2016-08-02 2018-03-06 Otis Elevator Company Motor torque ripple reduction using DC bus harmonics
US10247758B2 (en) 2016-08-08 2019-04-02 Allegro Microsystems, Llc Current sensor
US10114044B2 (en) * 2016-08-08 2018-10-30 Allegro Microsystems, Llc Current sensor
FR3055416B1 (fr) * 2016-08-31 2018-08-10 Schneider Electric Ind Sas Capteur de mesure de courant de type tore de rogowski, dispositif de mesure et disjoncteur electrique comportant un tel capteur, et procede de bobinage d'un tel capteur
US11193958B2 (en) * 2017-03-03 2021-12-07 Veris Industries, Llc Non-contact voltage sensor
US10557873B2 (en) * 2017-07-19 2020-02-11 Allegro Microsystems, Llc Systems and methods for closed loop current sensing
CN107748312A (zh) * 2017-10-12 2018-03-02 亚洲硅业（青海）有限公司 一种漏电检测系统及多晶硅还原炉
AT520624B1 (de) * 2017-10-24 2024-02-15 Melecs Ews Gmbh Stromsensoranordnung
US10788517B2 (en) 2017-11-14 2020-09-29 Analog Devices Global Unlimited Company Current measuring apparatus and methods
US10712369B2 (en) 2018-03-23 2020-07-14 Analog Devices Global Unlimted Company Current measurement using magnetic sensors and contour intervals
US10935612B2 (en) 2018-08-20 2021-03-02 Allegro Microsystems, Llc Current sensor having multiple sensitivity ranges
US11791615B2 (en) 2019-02-25 2023-10-17 Paul M. Cruz Alternative energy interface, with power control system, multiple source combiner, and islanding
US10991644B2 (en) 2019-08-22 2021-04-27 Allegro Microsystems, Llc Integrated circuit package having a low profile
JP7140149B2 (ja) * 2020-01-31 2022-09-21 Tdk株式会社 電流センサ、磁気センサ及び回路
US11639950B2 (en) 2020-03-06 2023-05-02 Hioki E.E. Corporation Current sensor
US11187764B2 (en) 2020-03-20 2021-11-30 Allegro Microsystems, Llc Layout of magnetoresistance element
US11800813B2 (en) 2020-05-29 2023-10-24 Allegro Microsystems, Llc High isolation current sensor
US11567108B2 (en) 2021-03-31 2023-01-31 Allegro Microsystems, Llc Multi-gain channels for multi-range sensor
WO2023025940A1 (en) * 2021-08-27 2023-03-02 Danisense A/S Ring core current transducer for flux detection
US11768230B1 (en) 2022-03-30 2023-09-26 Allegro Microsystems, Llc Current sensor integrated circuit with a dual gauge lead frame
CN115020094B (zh) * 2022-08-08 2022-12-09 山东大学 一种低成本高频电流信号传感器

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4898185U (de) * 1972-02-18 1973-11-20
JPS57194424A (en) 1981-05-22 1982-11-30 Mitsubishi Electric Corp Exciting circuit
DE3121234C1 (de) 1981-05-27 1983-02-24 Siemens AG, 1000 Berlin und 8000 München Verfahren und Schaltungsanordnung zur Messung eines Magnetfeldes,insbesondere des Erdmagnetfeldes
JPS60185179A (ja) 1984-03-02 1985-09-20 Sony Magnescale Inc 起磁力検出器
US4914381A (en) * 1987-05-28 1990-04-03 Barrigar & Oyen Direct-coupled fluxgate current sensor
FR2624617B1 (fr) 1987-12-11 1990-05-11 Europ Agence Spatiale Appareil de mesure de courants electriques a couplage magnetique
CH679527A5 (de) * 1989-04-13 1992-02-28 Lem Liaisons Electron Mec
JPH077Y2 (ja) 1989-05-19 1995-01-11 安久津 義人 カルチベーターにおける自動高低調節装置
JPH03162681A (ja) * 1989-11-20 1991-07-12 Michiji Hirao 電流検出器
JP2648227B2 (ja) 1990-08-09 1997-08-27 オークマ株式会社 直流電流検出器
JPH04155266A (ja) * 1990-10-17 1992-05-28 Shimadzu Corp 電流変換器
JP3240161B2 (ja) 1991-04-18 2001-12-17 三菱電機エンジニアリング株式会社 半導体記憶装置
JPH0552872A (ja) * 1991-08-26 1993-03-02 Mitsubishi Electric Corp 実効値レベル検出装置
JP2609383B2 (ja) 1991-10-04 1997-05-14 三菱電機株式会社 電流検出器
JPH0581731U (ja) * 1992-04-06 1993-11-05 住友電気工業株式会社 電流センサ
JP3234394B2 (ja) * 1994-02-04 2001-12-04 株式会社日本自動車部品総合研究所 電流測定装置
JPH0815322A (ja) 1994-06-30 1996-01-19 Hioki Ee Corp 電流センサ
JPH0862254A (ja) * 1994-08-19 1996-03-08 Yaskawa Electric Corp 直流電流検出器
JP3516780B2 (ja) 1995-08-29 2004-04-05 ジェコー株式会社 磁気センサ回路
JPH09257835A (ja) 1996-03-22 1997-10-03 Toshiba Corp 電流検出装置
JPH1026639A (ja) 1996-07-11 1998-01-27 Hitachi Ltd 電流センサ及びこれを内蔵した電気装置

Also Published As

Publication number Publication date
EP1067391A1 (de) 2001-01-10
DE69920890T2 (de) 2005-02-03
US6411078B1 (en) 2002-06-25
CN1165770C (zh) 2004-09-08
EP1067391B1 (de) 2004-10-06
JP3249810B2 (ja) 2002-01-21
WO2000043795A1 (fr) 2000-07-27
CN1346441A (zh) 2002-04-24
EP1067391A4 (de) 2003-06-25

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee