DE69532713D1 - Gleich- und wechselstromsensor mit nebenschleifenstromwandler - Google Patents

Gleich- und wechselstromsensor mit nebenschleifenstromwandler

Info

Publication number
DE69532713D1
DE69532713D1 DE69532713T DE69532713T DE69532713D1 DE 69532713 D1 DE69532713 D1 DE 69532713D1 DE 69532713 T DE69532713 T DE 69532713T DE 69532713 T DE69532713 T DE 69532713T DE 69532713 D1 DE69532713 D1 DE 69532713D1
Authority
DE
Germany
Prior art keywords
current sensor
side loop
loop transformer
transformer
sensor
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
DE69532713T
Other languages
English (en)
Other versions
DE69532713T2 (de
Inventor
Wen-Jian Gu
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69532713D1 publication Critical patent/DE69532713D1/de
Application granted granted Critical
Publication of DE69532713T2 publication Critical patent/DE69532713T2/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
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
DE69532713T 1994-12-28 1995-12-21 Gleich- und wechselstromsensor mit nebenschleifenstromwandler Expired - Fee Related DE69532713T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US366150 1989-06-14
US08/366,150 US5811965A (en) 1994-12-28 1994-12-28 DC and AC current sensor having a minor-loop operated current transformer
PCT/IB1995/001149 WO1996020408A2 (en) 1994-12-28 1995-12-21 Dc and ac current sensor having a minor-loop operated current transformer

Publications (2)

Publication Number Publication Date
DE69532713D1 true DE69532713D1 (de) 2004-04-22
DE69532713T2 DE69532713T2 (de) 2005-01-05

Family

ID=23441856

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69532713T Expired - Fee Related DE69532713T2 (de) 1994-12-28 1995-12-21 Gleich- und wechselstromsensor mit nebenschleifenstromwandler

Country Status (6)

Country Link
US (1) US5811965A (de)
EP (1) EP0748451B1 (de)
JP (1) JPH10513549A (de)
CN (1) CN1083981C (de)
DE (1) DE69532713T2 (de)
WO (1) WO1996020408A2 (de)

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WO1997042510A1 (de) * 1996-05-06 1997-11-13 Vacuumschmelze Gmbh Stromsensor, insbesondere für kleine ströme
WO1999002997A2 (en) * 1997-07-08 1999-01-21 Koninklijke Philips Electronics N.V. Dc and ac current sensor with discontinuous sampling
US6330516B1 (en) * 2000-03-27 2001-12-11 Power Distribution, Inc. Branch circuit monitor
JP4343448B2 (ja) * 2001-01-26 2009-10-14 株式会社日立産機システム 変圧器の製造方法
US6671635B1 (en) 2001-02-23 2003-12-30 Power Measurement Ltd. Systems for improved monitoring accuracy of intelligent electronic devices
US7085824B2 (en) 2001-02-23 2006-08-01 Power Measurement Ltd. Systems for in the field configuration of intelligent electronic devices
US6791341B2 (en) * 2001-08-10 2004-09-14 Shakti Systems, Inc. Current derivative sensor
US6879145B1 (en) 2002-02-15 2005-04-12 Larry L. Harris Voltage isolation buffer with hall effect magnetic field sensor
US6954060B1 (en) 2003-03-28 2005-10-11 Edel Thomas G a-c current transformer functional with a d-c current component present
SE525864C2 (sv) * 2003-07-03 2005-05-17 Danaher Motion Stockholm Ab Metod och anordning för strömmätning med strömtranformatorer vid stora strömmar
US7271996B2 (en) * 2004-12-03 2007-09-18 Electro Industries/Gauge Tech Current inputs interface for an electrical device
US7453267B2 (en) * 2005-01-14 2008-11-18 Power Measurement Ltd. Branch circuit monitor system
US20060187594A1 (en) * 2005-01-28 2006-08-24 Disalvo Nicholas L DC ground fault circuit interrupter
US7242157B1 (en) 2005-02-11 2007-07-10 Edel Thomas G Switched-voltage control of the magnetization of current transforms and other magnetic bodies
US20060192549A1 (en) * 2005-02-25 2006-08-31 Sandquist David A Current sensor with magnetic toroid dual frequency detection scheme
CN100394209C (zh) * 2006-06-01 2008-06-11 宁波市科技园区合众电力自动化设备有限公司 一种电流互感器现场检测装置及检测方法
JP5242085B2 (ja) * 2007-06-22 2013-07-24 日置電機株式会社 測定装置
US7834613B2 (en) * 2007-10-30 2010-11-16 Power-One, Inc. Isolated current to voltage, voltage to voltage converter
DE102008029477A1 (de) * 2008-06-20 2009-12-24 Vacuumschmelze Gmbh & Co. Kg Stromsensoranordnung zur Messung von Strömen in einem Primärleiter
DE102008029475A1 (de) * 2008-06-20 2009-12-24 Robert Bosch Gmbh Stromsensoranordnung zur Messung von Strömen in einem Primärleiter
US20120194171A1 (en) * 2011-02-02 2012-08-02 Rockwell Automation Technologies, Inc. Active core current sensor
WO2012126504A1 (en) * 2011-03-18 2012-09-27 Abb Research Ltd Method and device for linearizing a transformer
US9128128B2 (en) * 2011-06-10 2015-09-08 General Electric Company Current sensor
JP6106909B2 (ja) * 2013-01-18 2017-04-05 タケモトデンキ株式会社 電流センサ
DE102013103350A1 (de) * 2013-04-04 2014-10-09 Weidmüller Interface GmbH & Co. KG Stromwandler und Verfahren zum Wandeln eines in einem elektrischen Leiter fließenden Leiterstroms in ein Ausgangssignal
CN103543323A (zh) * 2013-11-05 2014-01-29 云南省计量测试技术研究院 大直流充放电设施电流检测装置
WO2015070345A1 (en) * 2013-11-12 2015-05-21 The University Of Manitoba Simultaneous measurement technique for line current, geomagnetically induced currents (gic) and transient currents in power systems
US9817031B2 (en) * 2014-01-24 2017-11-14 Texas Instruments Incorporated Magnetically coupled DC current sensor
SK500132014A3 (en) 2014-02-11 2016-03-01 Ladislav Grno The sensor and method for electric current measuring
DE102014105306A1 (de) * 2014-04-14 2015-10-15 Vacuumschmelze Gmbh & Co. Kg Flux-Gate-Stromsensor
US9294000B1 (en) * 2014-09-12 2016-03-22 Texas Instruments Incorporated Direct conversion output driver
CN105988033B (zh) * 2015-01-30 2019-07-05 西门子公司 电流测量装置和方法
US10371739B2 (en) 2015-10-30 2019-08-06 Landis+Gyr Llc Arrangement for detecting a meter maintenance condition using winding resistance
CN106771510B (zh) * 2015-11-23 2020-01-24 中国电力科学研究院 一种提高剩余电流低量程测量精度的方法
WO2017126397A1 (ja) * 2016-01-22 2017-07-27 コニカミノルタ株式会社 磁気センサー
CN106291057B (zh) * 2016-08-14 2018-11-16 卢庆港 基于多ct下重构bh曲线特征的暂态饱和电流识别方法
CN106371044B (zh) * 2016-08-22 2018-11-16 卢庆港 一种基于漏磁的箱体内部铁心工作状态监测方法
KR102039269B1 (ko) * 2018-08-23 2019-10-31 주식회사 에프램 누전 전류 감지 회로
KR102039271B1 (ko) * 2018-08-23 2019-10-31 주식회사 에프램 누설 전류 감지 회로
CN109932668B (zh) * 2019-03-27 2020-11-27 三峡大学 基于正反向激励的低磁滞tmr磁场测量装置
IT201900022533A1 (it) * 2019-11-29 2021-05-29 St Microelectronics Srl Circuito sensore, dispositivo e procedimento corrispondenti
EP3893346A1 (de) 2020-04-09 2021-10-13 HS Elektronik Systeme GmbH Elektrische sicherheitsschaltung
US11761986B2 (en) 2021-10-05 2023-09-19 Hamilton Sundstrand Corporation Radiation hardened current sensor with active filter

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US2800630A (en) * 1952-11-28 1957-07-23 Gen Electric Reactor for measuring direct currents
FR1478330A (fr) * 1965-04-23 1967-04-28 Telemecanique Electrique Perfectionnement à la mesure des courants industriels jusqu' à des fréquences élevées
US4314200A (en) * 1977-09-01 1982-02-02 Bbc Brown, Boveri & Company Limited Method and apparatus for detection of magnetization
US4276510A (en) * 1979-05-16 1981-06-30 General Electric Company Apparatus for sensing current transformer primary current as a function of differential core inductance
SE434781B (sv) * 1982-12-21 1984-08-13 Ericsson Telefon Ab L M Sett att meta en likstrom eller en lagfrekvent vexelstrom
US4914383A (en) * 1985-10-10 1990-04-03 Wilkerson A W Non-contact ammeter
US4899103A (en) * 1987-07-16 1990-02-06 Brooktree Corporation Current meter
US5223789A (en) * 1989-06-23 1993-06-29 Fuji Electric Co., Ltd. AC/DC current detecting method
US5053695A (en) * 1990-03-09 1991-10-01 Space Systems/Loral, Inc. Dc current monitor
US5196784A (en) * 1991-03-18 1993-03-23 Hughes Aircraft Company Isolated current monitoring circuit for measuring direct and high duty factor currents

Also Published As

Publication number Publication date
WO1996020408A2 (en) 1996-07-04
JPH10513549A (ja) 1998-12-22
EP0748451A1 (de) 1996-12-18
EP0748451B1 (de) 2004-03-17
CN1083981C (zh) 2002-05-01
CN1145117A (zh) 1997-03-12
DE69532713T2 (de) 2005-01-05
WO1996020408A3 (en) 1996-10-17
US5811965A (en) 1998-09-22

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee