DE1913553A1 - Stromtransformator - Google Patents

Stromtransformator

Info

Publication number
DE1913553A1
DE1913553A1 DE19691913553 DE1913553A DE1913553A1 DE 1913553 A1 DE1913553 A1 DE 1913553A1 DE 19691913553 DE19691913553 DE 19691913553 DE 1913553 A DE1913553 A DE 1913553A DE 1913553 A1 DE1913553 A1 DE 1913553A1
Authority
DE
Germany
Prior art keywords
core
layer
point
current
practically
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.)
Pending
Application number
DE19691913553
Other languages
German (de)
English (en)
Inventor
Steen Floyd Lester
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE1913553A1 publication Critical patent/DE1913553A1/de
Pending 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
    • H01F38/30—Constructions
    • 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
    • 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
    • H01F38/30—Constructions
    • H01F2038/305—Constructions with toroidal magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
DE19691913553 1968-03-20 1969-03-18 Stromtransformator Pending DE1913553A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71460568A 1968-03-20 1968-03-20

Publications (1)

Publication Number Publication Date
DE1913553A1 true DE1913553A1 (de) 1969-10-09

Family

ID=24870730

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691913553 Pending DE1913553A1 (de) 1968-03-20 1969-03-18 Stromtransformator

Country Status (5)

Country Link
US (1) US3449703A (ko)
CH (1) CH486758A (ko)
DE (1) DE1913553A1 (ko)
FR (1) FR2004314A1 (ko)
GB (1) GB1231108A (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0165835B1 (fr) * 1984-05-21 1988-11-09 Merlin Gerin Capteur de courant à noyau amagnétique
EP0652441A1 (fr) * 1993-11-08 1995-05-10 Gec Alsthom T & D Sa Bobine de Rogowski utilisable dans une installation électrique avec enveloppe métallique à la terre et procédé de fabrication d'une telle bobine

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE29019E (en) * 1969-01-22 1976-10-26 Yeda Research & Development Co. Ltd. Intruder detection system
US3754223A (en) * 1970-01-21 1973-08-21 Yeda Res & Dev Intruder detection system
US3806798A (en) * 1973-01-29 1974-04-23 Balsbaugh Labor Inc Electrodeless conductivity measuring system
US3867657A (en) * 1974-03-29 1975-02-18 Westinghouse Electric Corp Generator having shielded current transformers positioned therein
FR2471034A1 (fr) * 1979-12-04 1981-06-12 Merlin Gerin Capteur d'intensite a support souple deformable et son procede de fabrication
AU611126B2 (en) * 1987-02-19 1991-06-06 Westinghouse Electric Corporation Electromagnetic contactor with lightweight wide range current transducer with sintered powdered metal core
US4887029A (en) * 1988-03-18 1989-12-12 Westinghouse Electric Corp. Mutual inductance current transducer, method of making and electric energy meter incorporating same
US5341083A (en) * 1991-09-27 1994-08-23 Electric Power Research Institute, Inc. Contactless battery charging system
US5301096A (en) * 1991-09-27 1994-04-05 Electric Power Research Institute Submersible contactless power delivery system
US5225769A (en) * 1992-02-21 1993-07-06 Zmd Corporation Defibrillation discharge current sensor
US5615075A (en) * 1995-05-30 1997-03-25 General Electric Company AC/DC current sensor for a circuit breaker
JPH10214736A (ja) * 1997-01-28 1998-08-11 Toyo Denso Co Ltd 高電圧発生用トランス
US6566994B1 (en) * 1997-03-17 2003-05-20 Fluke Corporation Coil for an AC current sensor
FR2783085B1 (fr) * 1998-09-09 2000-10-06 Alstom Technology Bobinage torique sans noyau magnetique comportant deux enroulements superposes
TR200905709A2 (tr) * 2009-07-23 2009-09-23 Deni̇zoğlu Cemaletti̇n Düşük güçlü akım transformatörlerinde diş manyetik etkileri yok etme amaçlı sargı yöntemi.
US8957753B2 (en) * 2011-11-22 2015-02-17 Abb Technology Ag Current transformer
CN110676038A (zh) * 2018-07-02 2020-01-10 福迪威（上海）工业仪器技术研发有限公司 电流互感器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2241127A (en) * 1938-04-14 1941-05-06 Westinghouse Electric & Mfg Co Protective relay
US2975384A (en) * 1954-09-24 1961-03-14 Sprague Electric Co Toroidal inductor combinations
DE1248154B (de) * 1964-04-06 1967-08-24 Siemens Ag Mit einem Spannungwandler kombinierter Wandler
US3299384A (en) * 1964-07-01 1967-01-17 Ibm Wide-band transformer having neutralizing winding
US3353132A (en) * 1965-05-27 1967-11-14 Gen Electric Leakage flux suppressor windings for transformers

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0165835B1 (fr) * 1984-05-21 1988-11-09 Merlin Gerin Capteur de courant à noyau amagnétique
EP0652441A1 (fr) * 1993-11-08 1995-05-10 Gec Alsthom T & D Sa Bobine de Rogowski utilisable dans une installation électrique avec enveloppe métallique à la terre et procédé de fabrication d'une telle bobine
FR2712423A1 (fr) * 1993-11-08 1995-05-19 Gec Alsthom T & D Sa Bobine de Rogowski utilisable dans une installation électrique avec enveloppe métallique à la terre et procédé de fabrication d'une telle bobine.

Also Published As

Publication number Publication date
US3449703A (en) 1969-06-10
CH486758A (de) 1970-02-28
FR2004314A1 (fr) 1969-11-21
GB1231108A (ko) 1971-05-12

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