DE60133737D1 - - Google Patents

Info

Publication number
DE60133737D1
DE60133737D1 DE60133737T DE60133737T DE60133737D1 DE 60133737 D1 DE60133737 D1 DE 60133737D1 DE 60133737 T DE60133737 T DE 60133737T DE 60133737 T DE60133737 T DE 60133737T DE 60133737 D1 DE60133737 D1 DE 60133737D1
Authority
DE
Germany
Prior art keywords
current
gradiometer
loops
gradiometers
primary current
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
DE60133737T
Other languages
English (en)
Other versions
DE60133737T2 (de
Inventor
Anssi Savelius
Ilkka Hokkanen
Timo Vesala
Tuomo Korkolainen
Teuvo Lahti
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.)
Landis and Gyr Oy
Original Assignee
Enermet Oy
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 Enermet Oy filed Critical Enermet Oy
Publication of DE60133737D1 publication Critical patent/DE60133737D1/de
Application granted granted Critical
Publication of DE60133737T2 publication Critical patent/DE60133737T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Installation Of Bus-Bars (AREA)
DE60133737T 2000-05-05 2001-04-25 Stromumformer zum messen von wechselstrom Expired - Lifetime DE60133737T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20001048 2000-05-05
FI20001048A FI108165B (fi) 2000-05-05 2000-05-05 Virtamuunnin vaihtovirran mittaamiseksi
PCT/FI2001/000397 WO2001086670A1 (en) 2000-05-05 2001-04-25 Current transformer for measurement of alternating current

Publications (2)

Publication Number Publication Date
DE60133737D1 true DE60133737D1 (de) 2008-06-05
DE60133737T2 DE60133737T2 (de) 2009-05-14

Family

ID=8558333

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60133737T Expired - Lifetime DE60133737T2 (de) 2000-05-05 2001-04-25 Stromumformer zum messen von wechselstrom

Country Status (8)

Country Link
EP (1) EP1295304B1 (de)
AT (1) ATE393458T1 (de)
AU (1) AU770829B2 (de)
DE (1) DE60133737T2 (de)
ES (1) ES2301543T3 (de)
FI (1) FI108165B (de)
NZ (1) NZ522263A (de)
WO (1) WO2001086670A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI110964B (fi) * 2000-08-18 2003-04-30 Enermet Oy Menetelmä ja laitteisto tehon mittaamiseksi vaihtovirtajärjestelmässä
FI117075B (fi) * 2004-01-09 2006-05-31 Enermet Oy Virtamuunnin vaihtovirran mittaamiseksi
GB0601383D0 (en) * 2006-01-24 2006-03-01 Sentec Ltd Current Sensor
FR2910636B1 (fr) * 2006-12-22 2009-02-20 Actaris Sas Soc Par Actions Si Capteur inductif de mesure de courant
FR2930994B1 (fr) 2008-05-07 2010-06-18 Commissariat Energie Atomique Structure et procede de fabrication d'un capteur de gradient de champ magnetique en technologie integree
JP6396768B2 (ja) * 2014-11-17 2018-09-26 Ｎｅｃプラットフォームズ株式会社 電流測定装置、電流測定システム、電流測定方法、及び電流測定プログラム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01110795A (ja) * 1987-10-23 1989-04-27 Matsushita Electric Ind Co Ltd 高周波回路装置
JPH01110785A (ja) 1987-10-23 1989-04-27 Furukawa Electric Co Ltd:The 超電導薄膜の製造方法
DE4400418A1 (de) * 1993-01-14 1994-08-04 Schlumberger Ind Inc Luftgekoppelter Stromtransformator
FI98865C (fi) 1994-11-07 1997-08-25 Enermet Oy Menetelmä vaihtovirran mittaamiseksi, vaihtovirran mittaamiseen tarkoitettu mittausanturi ja sen käyttö kWh-mittarissa
GB9918539D0 (en) * 1999-08-06 1999-10-06 Sentec Ltd Planar current transformer

Also Published As

Publication number Publication date
WO2001086670A1 (en) 2001-11-15
FI108165B (fi) 2001-11-30
DE60133737T2 (de) 2009-05-14
ATE393458T1 (de) 2008-05-15
NZ522263A (en) 2003-06-30
EP1295304A1 (de) 2003-03-26
AU5843301A (en) 2001-11-20
EP1295304B1 (de) 2008-04-23
AU770829B2 (en) 2004-03-04
ES2301543T3 (es) 2008-07-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition