ATE438103T1 - Messvorrichtung für wechselstrom und/oder gleichstrom - Google Patents

Messvorrichtung für wechselstrom und/oder gleichstrom

Info

Publication number
ATE438103T1
ATE438103T1 AT05105026T AT05105026T ATE438103T1 AT E438103 T1 ATE438103 T1 AT E438103T1 AT 05105026 T AT05105026 T AT 05105026T AT 05105026 T AT05105026 T AT 05105026T AT E438103 T1 ATE438103 T1 AT E438103T1
Authority
AT
Austria
Prior art keywords
current
signal
voltage
iexcit
vexcit
Prior art date
Application number
AT05105026T
Other languages
English (en)
Inventor
Romano Manzoli
Francesco Viaro
Original Assignee
Abb Spa
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 Abb Spa filed Critical Abb Spa
Application granted granted Critical
Publication of ATE438103T1 publication Critical patent/ATE438103T1/de

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
    • 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
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/10—Measuring sum, difference or ratio

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)
  • Measuring Magnetic Variables (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Interface Circuits In Exchanges (AREA)
AT05105026T 2004-06-21 2005-06-08 Messvorrichtung für wechselstrom und/oder gleichstrom ATE438103T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000026A ITBG20040026A1 (it) 2004-06-21 2004-06-21 Dispositivo e metodo per il rilevamento di correnti continue e/o alternate.

Publications (1)

Publication Number Publication Date
ATE438103T1 true ATE438103T1 (de) 2009-08-15

Family

ID=34981214

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05105026T ATE438103T1 (de) 2004-06-21 2005-06-08 Messvorrichtung für wechselstrom und/oder gleichstrom

Country Status (7)

Country Link
US (1) US7528594B2 (de)
EP (1) EP1610133B1 (de)
CN (1) CN100468066C (de)
AT (1) ATE438103T1 (de)
DE (1) DE602005015646D1 (de)
ES (1) ES2330345T3 (de)
IT (1) ITBG20040026A1 (de)

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* Cited by examiner, † Cited by third party
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GB0704038D0 (en) * 2007-03-02 2007-04-11 Deepstream Technologies Ltd Nulling current transformer
DE102008029477A1 (de) * 2008-06-20 2009-12-24 Vacuumschmelze Gmbh & Co. Kg Stromsensoranordnung zur Messung von Strömen in einem Primärleiter
JP2011017618A (ja) * 2009-07-09 2011-01-27 Tamura Seisakusho Co Ltd 電流センサ
CN102812369B (zh) 2010-04-14 2014-12-10 三菱电机株式会社 绝缘劣化诊断装置
CN102338822B (zh) * 2010-07-15 2014-07-09 西门子公司 电流测量装置及其电流测量方法
DE102012009243B3 (de) * 2012-05-09 2013-09-19 Digalog Gmbh Anordnung und Verfahren zur berührungslosen Strommessung
EP2871485B1 (de) * 2012-07-09 2019-09-11 Panasonic Intellectual Property Management Co., Ltd. Stromerkennungsvorrichtung
US20140176118A1 (en) * 2012-12-20 2014-06-26 Electro-Motive Diesel, Inc. Differential Current Sensor
CN103969488B (zh) 2013-01-31 2017-09-29 西门子公司 电流互感器及其电流检测电路
CN103105593B (zh) * 2013-02-04 2015-02-11 上海理工大学 一种穿心传感器
CN104122430A (zh) * 2013-04-26 2014-10-29 深圳奥特迅电力设备股份有限公司 一种非接触式微小直流电流检测装置
DE102013210800A1 (de) 2013-06-10 2014-12-11 Bender Gmbh & Co. Kg Integrierte Schaltung mit digitalem Verfahren zur allstromsensitiven Differenzstrommessung
CN104374981B (zh) * 2013-08-16 2017-08-11 西门子公司 磁调制系统及其过流保护方法
JP2015129671A (ja) * 2014-01-07 2015-07-16 パナソニックＩｐマネジメント株式会社 電流検出装置
CN104931758B (zh) * 2014-03-21 2018-03-27 上海电科电器科技有限公司 直流剩余电流检测装置
CN104934931B (zh) * 2014-03-21 2019-01-04 上海电科电器科技有限公司 剩余电流保护装置
CN105988033B (zh) * 2015-01-30 2019-07-05 西门子公司 电流测量装置和方法
JP6728777B2 (ja) * 2015-04-01 2020-07-22 富士電機機器制御株式会社 電流検知装置
JP6461698B2 (ja) * 2015-04-24 2019-01-30 三菱電機株式会社 漏電検出装置及び漏電検出方法
CN105301333B (zh) * 2015-12-08 2018-08-10 恒宝股份有限公司 一种可提高测量电流动态范围的电源电路
US11579172B2 (en) 2018-09-26 2023-02-14 Solaredge Technologies Ltd. Flux gate sensor circuit
EP3726680A1 (de) * 2019-04-15 2020-10-21 ABB Schweiz AG Reststromvorrichtung für niederspannungsanwendungen
CN116520013A (zh) * 2023-01-09 2023-08-01 珠海金电电源工业有限公司 一种电压隔离采样电路及其实现方法

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NL7108311A (de) * 1971-06-17 1972-12-19
US3882387A (en) * 1973-03-23 1975-05-06 Gen Motors Corp Electrical current detector
US4314200A (en) * 1977-09-01 1982-02-02 Bbc Brown, Boveri & Company Limited Method and apparatus for detection of magnetization
US4276570A (en) 1979-05-08 1981-06-30 Nancy Burson Method and apparatus for producing an image of a person's face at a different age
US5223789A (en) 1989-06-23 1993-06-29 Fuji Electric Co., Ltd. AC/DC current detecting method
JPH03218475A (ja) * 1989-11-06 1991-09-26 Nkk Corp 電流計測方法及びその装置
FR2678069A1 (fr) * 1991-06-18 1992-12-24 Commissariat Energie Atomique Capteur de courant utilisant un magnetometre directionnel a resonance.
US5493211A (en) * 1993-07-15 1996-02-20 Tektronix, Inc. Current probe
EP0742440B1 (de) * 1995-05-09 2002-02-20 Vacuumschmelze GmbH Kompensationsstromwandlung
US5550498A (en) * 1995-08-30 1996-08-27 Industrial Technology Research Institute Method and apparatus for charge pulse-width modulation control
WO1998048287A1 (fr) * 1997-04-21 1998-10-29 Liaisons Electroniques-Mecaniques Lem S.A. Dispositif de mesure, a large bande passante, de l'intensite du courant electrique dans un conducteur
TW434411B (en) * 1998-10-14 2001-05-16 Tdk Corp Magnetic sensor apparatus, current sensor apparatus and magnetic sensing element
US6522517B1 (en) * 1999-02-25 2003-02-18 Thomas G. Edel Method and apparatus for controlling the magnetization of current transformers and other magnetic bodies
CN2482694Y (zh) * 2001-07-10 2002-03-20 深圳市迦威电气有限公司 穿孔式直流小电流传感器
US6984979B1 (en) * 2003-02-01 2006-01-10 Edel Thomas G Measurement and control of magnetomotive force in current transformers and other magnetic bodies
JP4332623B2 (ja) * 2003-02-26 2009-09-16 テクトロニクス・インコーポレイテッド 電流プローブ

Also Published As

Publication number Publication date
EP1610133B1 (de) 2009-07-29
EP1610133A3 (de) 2006-05-31
DE602005015646D1 (de) 2009-09-10
US7528594B2 (en) 2009-05-05
ES2330345T3 (es) 2009-12-09
EP1610133A2 (de) 2005-12-28
CN100468066C (zh) 2009-03-11
ITBG20040026A1 (it) 2004-09-21
CN1712973A (zh) 2005-12-28
US20050280409A1 (en) 2005-12-22

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