ATE127590T1 - Stromsensor. - Google Patents

Stromsensor.

Info

Publication number
ATE127590T1
ATE127590T1 AT89308641T AT89308641T ATE127590T1 AT E127590 T1 ATE127590 T1 AT E127590T1 AT 89308641 T AT89308641 T AT 89308641T AT 89308641 T AT89308641 T AT 89308641T AT E127590 T1 ATE127590 T1 AT E127590T1
Authority
AT
Austria
Prior art keywords
current
circuit
cancel
circuitry
sense element
Prior art date
Application number
AT89308641T
Other languages
English (en)
Inventor
Donald Vincent Otto
Original Assignee
Liaison Electroniques Mecaniqu
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 Liaison Electroniques Mecaniqu filed Critical Liaison Electroniques Mecaniqu
Application granted granted Critical
Publication of ATE127590T1 publication Critical patent/ATE127590T1/de

Links

Classifications

    • 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
    • H01F38/32—Circuit arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Glass Compositions (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Magnetic Variables (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
AT89308641T 1988-08-24 1989-08-24 Stromsensor. ATE127590T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NZ22593188 1988-08-24

Publications (1)

Publication Number Publication Date
ATE127590T1 true ATE127590T1 (de) 1995-09-15

Family

ID=19922564

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89308641T ATE127590T1 (de) 1988-08-24 1989-08-24 Stromsensor.

Country Status (6)

Country Link
US (1) US5008612A (de)
EP (1) EP0356248B1 (de)
JP (1) JP2923307B2 (de)
AT (1) ATE127590T1 (de)
AU (1) AU4019589A (de)
DE (1) DE68924112T2 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3912542A1 (de) * 1989-04-17 1990-10-18 Standard Elektrik Lorenz Ag Schaltungsanordnung zum erkennen eines wechselstromflusses in einer leitung
US5053695A (en) * 1990-03-09 1991-10-01 Space Systems/Loral, Inc. Dc current monitor
CH684216A5 (fr) * 1991-02-15 1994-07-29 Lem Liaisons Electron Mec Dispositif de mesure de courants.
DE4106274A1 (de) * 1991-02-28 1992-09-03 Vacuumschmelze Gmbh Stromsensor nach dem kompensationsprinzip
US5196784A (en) * 1991-03-18 1993-03-23 Hughes Aircraft Company Isolated current monitoring circuit for measuring direct and high duty factor currents
FI90142C (fi) * 1992-04-02 1993-12-27 Abb Stroemberg Drives Oy Enligt kompensationsprincip fungerande maetomvandlare foer stroem
US5512818A (en) * 1994-03-31 1996-04-30 At&T Corp. Voltage proportional replication device using magnetoresistive sensing elements
US5508606A (en) * 1994-04-25 1996-04-16 Eaton Corporation Direct current sensor
DE4423429A1 (de) 1994-07-05 1996-01-11 Vacuumschmelze Gmbh Stromsensor nach dem Kompensationsprinzip
US5764047A (en) * 1995-12-29 1998-06-09 Intel Corporation Measurement of power supply dc current by means of a small ac current
DE19705767C2 (de) * 1997-02-14 1999-09-02 Vacuumschmelze Gmbh Stromsensor nach dem Kompensationsprinzip
DE19705768A1 (de) 1997-02-14 1998-08-20 Vacuumschmelze Gmbh Stromsensor nach dem Kompensationsprinzip
DE10046393A1 (de) * 2000-09-18 2002-03-28 Mannesmann Vdo Ag Verfahren zur Erfassung eines durch eine Last fließenden impulsförmigen Stromes
DE10052171A1 (de) * 2000-10-20 2002-05-02 Vacuumschmelze Gmbh Stromsensor nach dem Kompensationsprinzip mit schwimmender Bürde
US6469491B1 (en) 2000-11-15 2002-10-22 Peco Ii, Inc. Apparatus and method for measuring DC load current of a switching power supply
DE10204423B4 (de) * 2002-02-04 2016-09-01 Vacuumschmelze Gmbh & Co. Kg Stromsensor
US7262521B2 (en) * 2003-12-31 2007-08-28 Pratt & Whitney Canada Corp. Variable AC voltage regulation control method and apparatus
US7242157B1 (en) 2005-02-11 2007-07-10 Edel Thomas G Switched-voltage control of the magnetization of current transforms and other magnetic bodies
RU2300774C1 (ru) * 2006-03-23 2007-06-10 Евгений Иванович Рожнов Измерительный преобразователь
FR2910162B1 (fr) * 2006-12-18 2009-12-11 Schneider Electric Ind Sas Dispositif de couplage de signal de mesure a isolation electrique et appareil electrique comportant un tel dispositif
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
EP2251704A1 (de) * 2009-05-11 2010-11-17 Liaisons Electroniques-Mecaniques Lem S.A. Fluxgate Stromsensor mit geschlossenem Regelkreis
WO2011071836A1 (en) * 2009-12-10 2011-06-16 Marvell World Trade Ltd Circuits and methods for calibrating offset in an amplifier
FR2983966A1 (fr) * 2011-12-12 2013-06-14 Univ Orleans Dispositif pour mesurer un courant electrique
JP5948958B2 (ja) 2012-02-29 2016-07-06 富士電機機器制御株式会社 電流検出装置
DE102013002376A1 (de) * 2013-02-09 2014-08-14 Doepke Schaltgeräte GmbH Vorrichtung zur Erfassung von elektrischen Differenzströmen, insbesondere von Mischströmen aus glattem Gleichstrom und Wechselströmen
JP6119384B2 (ja) * 2013-04-02 2017-04-26 富士電機機器制御株式会社 電流検知装置
DE102013210800A1 (de) * 2013-06-10 2014-12-11 Bender Gmbh & Co. Kg Integrierte Schaltung mit digitalem Verfahren zur allstromsensitiven Differenzstrommessung
US9829512B2 (en) * 2013-10-21 2017-11-28 Guildline Instruments Limited Methods and systems relating to AC current measurements
EP2980597B1 (de) 2014-07-30 2016-06-08 LEM Intellectual Property SA Stromwandler mit Fluxgate-Detektor
DE102014215109B4 (de) * 2014-07-31 2025-07-10 Vacuumschmelze Gmbh & Co. Kg Stromsensoranordnung und Verfahren zur Messung eines effektiven Primärstromes
JP6625395B2 (ja) * 2015-10-26 2019-12-25 日置電機株式会社 電流センサおよび測定装置
FR3084932B1 (fr) 2018-08-09 2020-10-09 Schneider Electric Ind Sas Dispositif de detection d'un courant electrique continu ou alternatif, module et appareil de protection comportant un tel dispositif
US11579172B2 (en) * 2018-09-26 2023-02-14 Solaredge Technologies Ltd. Flux gate sensor circuit
RU2724166C1 (ru) * 2019-07-26 2020-06-22 Федеральное государственное бюджетное образовательное учреждение высшего образования "Московский авиационный институт (национальный исследовательский университет)" Датчик тока
EP3907511B1 (de) 2020-05-08 2024-09-04 Hamilton Sundstrand Corporation Strahlungsresistenter magnetischer stromsensor
US11761986B2 (en) * 2021-10-05 2023-09-19 Hamilton Sundstrand Corporation Radiation hardened current sensor with active filter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4000473A (en) * 1974-06-09 1976-12-28 Shoei Electric Co., Ltd. Isolation amplifier
US4243931A (en) * 1979-03-28 1981-01-06 Rosemount Inc. Current isolator
US4482862A (en) * 1982-06-10 1984-11-13 The Charles Stark Draper Laboratory, Inc. Current sensor
DK149238C (da) * 1983-09-15 1987-01-19 Danfysik As Detektorkredslaeb til brug ved straemmaaling
NL8602145A (nl) * 1986-08-22 1988-03-16 Holec Syst & Componenten Meetschakeling voor continue, nauwkeurige meting van gelijk- en wisselstroom.
JPS6418207A (en) * 1987-07-14 1989-01-23 Nippon Denki Keiki Kenteisho Current transformer device of error-compensation type
US4841236A (en) * 1988-03-22 1989-06-20 Canadian Patents And Development Limited-Societe Canadienne Des Brevets Et D'exploitation Limitee Current ratio device

Also Published As

Publication number Publication date
DE68924112T2 (de) 1996-04-18
EP0356248A1 (de) 1990-02-28
AU4019589A (en) 1990-03-01
US5008612A (en) 1991-04-16
JP2923307B2 (ja) 1999-07-26
JPH02168167A (ja) 1990-06-28
EP0356248B1 (de) 1995-09-06
DE68924112D1 (de) 1995-10-12

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Legal Events

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