GB2332784B - Measuring device - Google Patents

Measuring device

Info

Publication number
GB2332784B
GB2332784B GB9827029A GB9827029A GB2332784B GB 2332784 B GB2332784 B GB 2332784B GB 9827029 A GB9827029 A GB 9827029A GB 9827029 A GB9827029 A GB 9827029A GB 2332784 B GB2332784 B GB 2332784B
Authority
GB
United Kingdom
Prior art keywords
measuring device
measuring
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
GB9827029A
Other versions
GB9827029D0 (en
GB2332784A (en
Inventor
David Alan Ward
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.)
ROCOIL Ltd
Original Assignee
ROCOIL 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 ROCOIL Ltd filed Critical ROCOIL Ltd
Publication of GB9827029D0 publication Critical patent/GB9827029D0/en
Publication of GB2332784A publication Critical patent/GB2332784A/en
Application granted granted Critical
Publication of GB2332784B publication Critical patent/GB2332784B/en
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
    • G01R15/181—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using coils without a magnetic core, e.g. Rogowski coils

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transformers For Measuring Instruments (AREA)
GB9827029A 1997-12-13 1998-12-10 Measuring device Expired - Fee Related GB2332784B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9726306.5A GB9726306D0 (en) 1997-12-13 1997-12-13 Measuring device

Publications (3)

Publication Number Publication Date
GB9827029D0 GB9827029D0 (en) 1999-02-03
GB2332784A GB2332784A (en) 1999-06-30
GB2332784B true GB2332784B (en) 2002-03-27

Family

ID=10823521

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9726306.5A Ceased GB9726306D0 (en) 1997-12-13 1997-12-13 Measuring device
GB9827029A Expired - Fee Related GB2332784B (en) 1997-12-13 1998-12-10 Measuring device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9726306.5A Ceased GB9726306D0 (en) 1997-12-13 1997-12-13 Measuring device

Country Status (1)

Country Link
GB (2) GB9726306D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0412129D0 (en) * 2004-05-29 2004-06-30 Lem Heme Ltd Improvements in and relating to current measuring apparatus
JP4972098B2 (en) 2005-11-28 2012-07-11 グルノ、ラディスラフ Flexible precision current detector
FR2950748B1 (en) 2009-09-25 2012-12-28 Areva T & D Sas ELECTRICAL CONDUCTOR ENVELOPE PROVIDED WITH CURRENT SENSORS
WO2018147814A1 (en) 2017-02-13 2018-08-16 Grno Ladislav Flexible current sensor with stranded core

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2088568A (en) * 1980-11-14 1982-06-09 Central Electr Generat Board A transducer for an alternating current measuring device
GB2141242A (en) * 1983-05-19 1984-12-12 Daimler Benz Ag A current-detecting sensor
EP0156659A1 (en) * 1984-02-06 1985-10-02 Etablissement Public dit: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) Electric current measuring device using a regularly shaped toroidal solenoid
GB2259150A (en) * 1991-08-28 1993-03-03 William Frederick Ray Current measurements
WO1996028737A1 (en) * 1995-03-16 1996-09-19 Btr Plc Measurement of supply current

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2088568A (en) * 1980-11-14 1982-06-09 Central Electr Generat Board A transducer for an alternating current measuring device
GB2141242A (en) * 1983-05-19 1984-12-12 Daimler Benz Ag A current-detecting sensor
EP0156659A1 (en) * 1984-02-06 1985-10-02 Etablissement Public dit: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) Electric current measuring device using a regularly shaped toroidal solenoid
GB2259150A (en) * 1991-08-28 1993-03-03 William Frederick Ray Current measurements
WO1996028737A1 (en) * 1995-03-16 1996-09-19 Btr Plc Measurement of supply current

Also Published As

Publication number Publication date
GB9726306D0 (en) 1998-02-11
GB9827029D0 (en) 1999-02-03
GB2332784A (en) 1999-06-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20051210