BR9503774A - Transformador de corrente particularmente para uma instalação de alta tensão blindada metalicamente e isolada a gás - Google Patents

Transformador de corrente particularmente para uma instalação de alta tensão blindada metalicamente e isolada a gás

Info

Publication number
BR9503774A
BR9503774A BR9503774A BR9503774A BR9503774A BR 9503774 A BR9503774 A BR 9503774A BR 9503774 A BR9503774 A BR 9503774A BR 9503774 A BR9503774 A BR 9503774A BR 9503774 A BR9503774 A BR 9503774A
Authority
BR
Brazil
Prior art keywords
shielded
gas
metal
high voltage
current transformer
Prior art date
Application number
BR9503774A
Other languages
English (en)
Inventor
Andrzej Kaczkowski
Original Assignee
Abb Management Ag
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 Abb Management Ag filed Critical Abb Management Ag
Publication of BR9503774A publication Critical patent/BR9503774A/pt

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
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • 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)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Gas-Insulated Switchgears (AREA)
BR9503774A 1994-08-24 1995-08-23 Transformador de corrente particularmente para uma instalação de alta tensão blindada metalicamente e isolada a gás BR9503774A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4429959A DE4429959A1 (de) 1994-08-24 1994-08-24 Stromwandler für eine metallgekapselte gasisolierte Hochspannungsanlage

Publications (1)

Publication Number Publication Date
BR9503774A true BR9503774A (pt) 1996-11-05

Family

ID=6526404

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9503774A BR9503774A (pt) 1994-08-24 1995-08-23 Transformador de corrente particularmente para uma instalação de alta tensão blindada metalicamente e isolada a gás

Country Status (9)

Country Link
US (1) US6288625B1 (pt)
EP (2) EP0698897B1 (pt)
CN (2) CN1052100C (pt)
BR (1) BR9503774A (pt)
CA (1) CA2152891A1 (pt)
DE (2) DE4429959A1 (pt)
PL (1) PL310143A1 (pt)
RU (1) RU95115130A (pt)
ZA (1) ZA955273B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59712933D1 (de) * 1996-08-23 2008-05-15 Abb Schweiz Ag Messvorrichtung für eine metallgekapselte, gasisolierte Hochspannungsanlage
US7227441B2 (en) * 2005-02-04 2007-06-05 Schweitzer Engineering Laboratories, Inc. Precision Rogowski coil and method for manufacturing same
US7227442B2 (en) * 2005-04-01 2007-06-05 Schweitzer Engineering Laboratories, Inc. Precision printed circuit board based rogowski coil and method for manufacturing same
US7545138B2 (en) * 2006-07-06 2009-06-09 Schweitzer Engineering Laboratories, Inc. Precision, temperature-compensated, shielded current measurement device
US8315022B2 (en) 2010-04-06 2012-11-20 Honeywell International Inc. Integral current transformer shunt resistor
US8681469B2 (en) * 2011-03-22 2014-03-25 General Electric Company Circuit protection device for use in medium and high voltage environments
US8928337B2 (en) 2012-01-27 2015-01-06 Schweitzer Engineering Laboratories, Inc. Device for measuring electrical current and method of manufacturing the same
US11617269B2 (en) 2021-07-20 2023-03-28 Schweitzer Engineering Laboratories, Inc. Current measuring device for an electric power protection system
AT525335A1 (de) * 2021-07-21 2023-02-15 Egston System Electronics Eggenburg Gmbh Stromsensorspulenanordnung

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1477932A (fr) * 1966-04-27 1967-04-21 Siemens Ag Traversée en résine d'époxyde avec transformateur d'intensité noyé dans la résine
DE1807996B2 (de) * 1968-11-07 1972-03-30 Siemens AG, 1000 Berlin u. 8000 München Einleiterwandler
CH514923A (de) * 1970-04-17 1971-10-31 Bbc Brown Boveri & Cie Ringkernstromwandler an einer metallgekapselten druckgasisolierten Hochspannungsschaltanlage
US3701003A (en) * 1970-12-14 1972-10-24 Gen Electric Current transformers with improved coaxial feed
CH607264A5 (en) * 1975-05-23 1978-11-30 Landis & Gyr Ag Instrument transformer with earthed screen between windings
DE2548376C2 (de) * 1975-10-29 1986-01-16 Apparatebau Wilhelm Heibl Gmbh, 8671 Selbitz Elektrostatische Abschirmung eines Ringkernübertragers
FR2564594B1 (fr) * 1984-05-21 1986-09-12 Merlin Gerin Capteur de courant a noyau amagnetique
DE3544508A1 (de) * 1985-12-17 1987-06-19 Ulrich Dipl Ing Adolph Kombinationswandler zur gleichzeitigen messung von strom und spannung an rohrummantelten leitern
GB2197544A (en) * 1986-11-18 1988-05-18 Frank Charles Mose Toroidal transformers
DE4101858C1 (pt) * 1991-01-23 1992-05-14 Abb Patent Gmbh, 6800 Mannheim, De
CH682190A5 (pt) * 1991-04-22 1993-07-30 Asea Brown Boveri
DE4122332A1 (de) * 1991-04-22 1992-10-29 Asea Brown Boveri Stromwandler fuer eine mittel- oder hochspannungsanlage
DE4121654A1 (de) * 1991-06-29 1993-01-07 Asea Brown Boveri Kombinierter strom- und spannungswandler fuer eine metallgekapselte gasisolierte hochspannungsanlage
DE4322944C2 (de) * 1992-07-10 1994-11-24 Licentia Gmbh Stromwandler einer mit Schutzgas gefüllten elektrischen Schaltanlage

Also Published As

Publication number Publication date
CN1127413A (zh) 1996-07-24
PL310143A1 (en) 1996-03-04
RU95115130A (ru) 1996-12-10
ZA955273B (en) 1996-02-02
EP0889490A2 (de) 1999-01-07
EP0889490A3 (de) 2000-01-12
DE59509255D1 (de) 2001-06-21
US6288625B1 (en) 2001-09-11
EP0698897A1 (de) 1996-02-28
CN1052100C (zh) 2000-05-03
EP0698897B1 (de) 2001-05-16
DE4429959A1 (de) 1996-02-29
CA2152891A1 (en) 1996-02-25
CN1235359A (zh) 1999-11-17

Similar Documents

Publication Publication Date Title
EP0522303A3 (en) Combined voltage and current transducer for a metal-encapsulated gas-insulated high-voltage installation
DE59506631D1 (de) Metallgekapselte gasisolierte Schaltanlage
DE59208511D1 (de) Strom- und Spannungswandler für eine metallgekapselte, gasiolierte Hochspannungsanlage
DE69604778T2 (de) Bidirektionaler gleichspannung-gleichspannung-umformer und stromwandler
DE59406834D1 (de) Metallgekapselte gasisolierte Schaltanlage
BR9503774A (pt) Transformador de corrente particularmente para uma instalação de alta tensão blindada metalicamente e isolada a gás
DE59406835D1 (de) Metallgekapselte gasisolierte Schaltanlage
DE29614799U1 (de) Hochspannungsschaltanlage
DE59505646D1 (de) Metallgekapselte Hochspannungsschaltanlage
DE59406822D1 (de) Hochspannungsschaltgerät
DE69533038D1 (de) Versorgungsspannungsschaltgerät
EP0724317A3 (de) Hochspannungsanlage
BR9404130A (pt) Dispositivo de conexão de condutores para instalações de baixa tensão
BR9706983A (pt) Instalação de chaves para linhas aéreas de alta voltagem
DE69831949D1 (de) Dioden-split-hochspannungstransformator
DE9406307U1 (de) Niederspannungs-Schaltanlage
BR9501943A (pt) Dispositivo de barra coletora para uma instalação de fornecimento e/ou distribuição de energia elétrica de baixa voltagem
DE59304355D1 (de) Schaltanlage für Mittelspannung
DE69505028D1 (de) Gasisolierte Schaltanlageanordnung
DE69500203D1 (de) Hochspannungstransformator
DE69505772T2 (de) Gasisoliertes Hochspannungsgerät mit einem Lichtbogenkurzschlusselement
KR980005156U (ko) 부하 개폐기의 변류기
EP0718942A3 (de) Hochspannungsanlage
KR970055959U (ko) 변압기용 저압부싱
SE9401013D0 (sv) Högspänningsställverk

Legal Events

Date Code Title Description
PC Transfer
EG Technical examination (opinion): publication of technical examination (opinion)
FC Decision: refusal
B15K Others concerning applications: alteration of classification

Ipc: H01F 38/30 (2006.01), G01R 15/18 (2006.0