GB2252419B - Electric current detecting apparatus - Google Patents

Electric current detecting apparatus

Info

Publication number
GB2252419B
GB2252419B GB9201809A GB9201809A GB2252419B GB 2252419 B GB2252419 B GB 2252419B GB 9201809 A GB9201809 A GB 9201809A GB 9201809 A GB9201809 A GB 9201809A GB 2252419 B GB2252419 B GB 2252419B
Authority
GB
United Kingdom
Prior art keywords
electric current
detecting apparatus
current detecting
electric
detecting
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 - Lifetime
Application number
GB9201809A
Other versions
GB2252419A (en
GB9201809D0 (en
Inventor
Toshio Naoi
Katsuhiko Tajika
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.)
Asahi Kasei Electronics Co Ltd
Original Assignee
Asahi Kasei Electronics Co Ltd
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 Asahi Kasei Electronics Co Ltd filed Critical Asahi Kasei Electronics Co Ltd
Publication of GB9201809D0 publication Critical patent/GB9201809D0/en
Publication of GB2252419A publication Critical patent/GB2252419A/en
Application granted granted Critical
Publication of GB2252419B publication Critical patent/GB2252419B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01R15/202—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 using Hall-effect devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
GB9201809A 1991-01-29 1992-01-28 Electric current detecting apparatus Expired - Lifetime GB2252419B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP920191 1991-01-29

Publications (3)

Publication Number Publication Date
GB9201809D0 GB9201809D0 (en) 1992-03-11
GB2252419A GB2252419A (en) 1992-08-05
GB2252419B true GB2252419B (en) 1995-05-17

Family

ID=11713875

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9201809A Expired - Lifetime GB2252419B (en) 1991-01-29 1992-01-28 Electric current detecting apparatus

Country Status (3)

Country Link
CH (1) CH684504A5 (en)
DE (1) DE4202296B4 (en)
GB (1) GB2252419B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10032826A1 (en) * 2000-07-06 2002-01-31 Infineon Technologies Ag Current sensor has weakly magnetic arrangement with opposing sections between which sensor is arranged for focusing and feeding magnetic field to sensor
DE10331883B4 (en) 2003-07-14 2018-01-18 Vacuumschmelze Gmbh & Co. Kg Measuring method and measuring arrangement for measuring currents with a large dynamic range
US7084617B2 (en) * 2004-04-21 2006-08-01 Denso Corporation Electric current sensor having magnetic gap
DE102005028572B4 (en) * 2005-06-21 2008-10-16 Vacuumschmelze Gmbh & Co. Kg Current sensor arrangement with a magnetic core
DE102007013634A1 (en) 2007-03-19 2008-09-25 Balfour Beatty Plc Device for measuring a direct current component of a current flowing in conductors of alternating current paths superimposed by an alternating current component
DE102008036582A1 (en) * 2008-08-06 2010-02-11 Reo Inductive Components Ag Kompensationsstromumwandler
DE112012003417A5 (en) 2011-08-18 2014-04-30 Universität Stuttgart ammeter
DE102011110648A1 (en) 2011-08-18 2013-02-21 Universität Stuttgart Current sensor for measuring high-current required for electric drive of motor car, has evaluation circuit that is adapted to determine change in non-constant excitation current recorded evaluate signals for current measurement
EP3671226A1 (en) * 2018-12-18 2020-06-24 Siemens Aktiengesellschaft Current measuring device for measuring an electrical current in a conductor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0132745A2 (en) * 1983-07-20 1985-02-13 VEB Transformatoren- und Röntgenwerk "Hermann Matern" Device for measuring direct currents
GB2211308A (en) * 1987-10-16 1989-06-28 Lem Liaisons Electron Mec Electric current sensing device
GB2218817A (en) * 1987-12-29 1989-11-22 Eaton Corp Magneto-resistive current sensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3219930A (en) * 1961-10-19 1965-11-23 Sipler Harry Clamp-on type hall-generator measuring device
BE650176A (en) * 1963-07-05
US3323057A (en) * 1966-05-02 1967-05-30 Halmar Electronics Hall generator current meter having extraneous field compensating apparatus
DE3130277A1 (en) * 1981-07-31 1983-02-17 Vacuumschmelze Gmbh, 6450 Hanau MAGNETIC CORE MADE OF SOFT MAGNETIC MATERIAL FOR A CURRENT SENSOR WITH A MAGNETIC-DEPENDENT SEMICONDUCTOR ELEMENT FOR DETECTING DC AND AC CURRENTS
JPS61225661A (en) * 1985-03-29 1986-10-07 Mitsubishi Electric Corp Current sensor
DE3611864A1 (en) * 1986-04-09 1987-10-15 Mueller & Weigert PLIERS APPLICATION MEASURING DEVICE
DE3705450A1 (en) * 1987-02-20 1988-09-01 Vacuumschmelze Gmbh Current transformer for measuring rectangular waveform currents using the compensation principle
DE3905060A1 (en) * 1989-02-18 1990-08-23 Diehl Gmbh & Co DEVICE FOR CONTACTLESS MEASURING OF A DC

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0132745A2 (en) * 1983-07-20 1985-02-13 VEB Transformatoren- und Röntgenwerk "Hermann Matern" Device for measuring direct currents
GB2211308A (en) * 1987-10-16 1989-06-28 Lem Liaisons Electron Mec Electric current sensing device
GB2218817A (en) * 1987-12-29 1989-11-22 Eaton Corp Magneto-resistive current sensor

Also Published As

Publication number Publication date
GB2252419A (en) 1992-08-05
GB9201809D0 (en) 1992-03-11
DE4202296B4 (en) 2004-09-09
CH684504A5 (en) 1994-09-30
DE4202296A1 (en) 1992-08-06

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20120127