BR8301589A - Processo e dispositivo para o aproveitamento da corrente secundaria de um transformador de corrente ligado no lado primario a um condutor de uma rede eletrica de alimentacao de energia - Google Patents
Processo e dispositivo para o aproveitamento da corrente secundaria de um transformador de corrente ligado no lado primario a um condutor de uma rede eletrica de alimentacao de energiaInfo
- Publication number
- BR8301589A BR8301589A BR8301589A BR8301589A BR8301589A BR 8301589 A BR8301589 A BR 8301589A BR 8301589 A BR8301589 A BR 8301589A BR 8301589 A BR8301589 A BR 8301589A BR 8301589 A BR8301589 A BR 8301589A
- Authority
- BR
- Brazil
- Prior art keywords
- conductor
- power supply
- electric power
- primary side
- supply network
- Prior art date
Links
- 239000004020 conductor Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0038—Details of emergency protective circuit arrangements concerning the connection of the detecting means, e.g. for reducing their number
- H02H1/0046—Commutating the detecting means in dependance of the fault, e.g. for reducing their number
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks
- H02H1/046—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks upon detecting saturation of current transformers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP82200381A EP0090095B1 (de) | 1982-03-29 | 1982-03-29 | Verfahren und Einrichtung zur Auswertung des Sekundärstromes eines primärseitig in eine Leitung eines elektrischen Energieversorgungsnetzes geschalteten Stromwandlers |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8301589A true BR8301589A (pt) | 1984-01-10 |
Family
ID=8189478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8301589A BR8301589A (pt) | 1982-03-29 | 1983-03-28 | Processo e dispositivo para o aproveitamento da corrente secundaria de um transformador de corrente ligado no lado primario a um condutor de uma rede eletrica de alimentacao de energia |
Country Status (5)
Country | Link |
---|---|
US (1) | US4511839A (pt) |
EP (1) | EP0090095B1 (pt) |
BR (1) | BR8301589A (pt) |
DE (1) | DE3274171D1 (pt) |
IN (1) | IN158741B (pt) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE469676B (sv) * | 1992-01-03 | 1993-08-16 | Asea Brown Boveri | Foerfarande vid rekonstruktion av maettade stroemtransformatorsignaler samt anordning foer genomfoerande av det naemnda foerfarandet |
SE470295B (sv) * | 1992-05-22 | 1994-01-10 | Asea Brown Boveri | Förfarande och anordning för att förhindra understabilisering av längsdifferentialskydd vid yttre fel och strömtransformatormättning |
US5736846A (en) * | 1995-10-06 | 1998-04-07 | That Corporation | AC current sensor |
US5652507A (en) * | 1996-01-31 | 1997-07-29 | Eaton Corporation | Apparatus and method for measuring an AC current which saturates the core of a current transformer |
DE19723422C1 (de) * | 1997-06-04 | 1998-12-10 | Siemens Ag | Verfahren und Vorrichtung zur Erkennung und Korrektur eines gesättigten Stromverlaufs eines Stromwandlers |
US6040689A (en) * | 1997-06-17 | 2000-03-21 | Ssac, Inc. | Current sensing method and apparatus |
DE19844729A1 (de) * | 1998-09-29 | 1999-12-16 | Vacuumschmelze Gmbh | Stromsensor |
DE19857327B4 (de) * | 1998-12-11 | 2004-08-05 | Vacuumschmelze Gmbh | Stromsensor mit Überstromerkennung |
DE19928192B4 (de) * | 1999-06-19 | 2005-08-25 | Abb Patent Gmbh | Verfahren zur Rekonstruktion eines Stromes |
US11454999B2 (en) * | 2012-08-29 | 2022-09-27 | Stem, Inc. | Method and apparatus for automatically reconfiguring multi-phased networked energy storage devices at a site |
CN111751667B (zh) * | 2020-06-29 | 2022-05-10 | 深圳供电局有限公司 | 基于电网故障录波图来判断电流互感器饱和的方法及系统 |
CN116840748B (zh) * | 2023-08-30 | 2023-11-14 | 国网智能电网研究院有限公司 | 一种极性检测装置及方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3214641A (en) * | 1962-01-15 | 1965-10-26 | Westinghouse Electric Corp | Protective relay devices |
DE1241526B (de) * | 1964-08-11 | 1967-06-01 | Siemens Ag | Stromwandlerschaltung fuer Selektivschutz |
DE1945802C3 (de) * | 1969-09-05 | 1974-01-10 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Schaltungsanordnung zum selbsttätigen, wahlweisen Anschließen einer einzigen Meßeinrichtung an einzelne von mehreren Meßgrößen |
FR2070638A5 (pt) * | 1969-12-11 | 1971-09-10 | Compteurs Comp D | |
FR2134287B1 (pt) * | 1971-04-30 | 1974-03-08 | Schlumberger Compteurs | |
FR2239791A1 (en) * | 1973-08-03 | 1975-02-28 | Siemens Ag | Determination of faults in electrical power transmission links - by monitoring during selected intervals in each half cycle |
DE2403591C2 (de) * | 1974-01-25 | 1975-11-27 | Tettex Ag, Zuerich (Schweiz) | Selbstabgleichende digitale Kompensations-Meßschaltung |
US4255704A (en) * | 1979-10-01 | 1981-03-10 | General Electric Company | Zero crossing detection and electronic compensation of D. C. saturation magnetization in current transformers used in watthour meter installations |
-
1982
- 1982-03-29 DE DE8282200381T patent/DE3274171D1/de not_active Expired
- 1982-03-29 EP EP82200381A patent/EP0090095B1/de not_active Expired
-
1983
- 1983-03-19 IN IN336/CAL/83A patent/IN158741B/en unknown
- 1983-03-22 US US06/477,645 patent/US4511839A/en not_active Expired - Fee Related
- 1983-03-28 BR BR8301589A patent/BR8301589A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0090095B1 (de) | 1986-11-05 |
DE3274171D1 (en) | 1986-12-11 |
EP0090095A1 (de) | 1983-10-05 |
IN158741B (pt) | 1987-01-17 |
US4511839A (en) | 1985-04-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AR212836A1 (es) | Cable para energia electrica | |
BR8301589A (pt) | Processo e dispositivo para o aproveitamento da corrente secundaria de um transformador de corrente ligado no lado primario a um condutor de uma rede eletrica de alimentacao de energia | |
ES500693A0 (es) | Perfeccionamientos en dispositivos para la conversion direc-ta de radiacion electromagnetica a corriente electrica | |
MX148731A (es) | Mejoras a disposicion de barras colectoras para un tablero de distribucion de energia electrica | |
AR230722A1 (es) | Compensador para una disposicion generadora de energia electrica | |
ATE73937T1 (de) | Metallfreies selbsttragendes optisches kabel fuer hochspannungsfreileitungen. | |
BR8402232A (pt) | Dispositivo de conexao para juncao aero-subterranea de cabos eletricos de baixa tensao | |
MX152067A (es) | Mejoras a contactor trifasico para distribucion de energia electrica | |
BR9003608A (pt) | Gerador para gerar uma tensao eletrica e transformador | |
ES485547A0 (es) | Perfeccionamientos en conjuntos de generadores de energia electrica con componentes consumibles | |
BR8307200A (pt) | Aperfeicoamento em dispositivo para controle de conversor de energia eletrica | |
ES515461A0 (es) | Generador mecanico de energia electrica de empleo universal. | |
FR2537748B1 (fr) | Generateur d'ordres electriques par interruption manuelle d'un rayonnement lumineux | |
ES544598A0 (es) | Perfeccionamientos en los grupos generadores para la genera-cion de energia electrica en corriente continua | |
ES536111A0 (es) | Dispositivo de alimentacion de energia electrica para generador de ozono | |
JPS5667109A (en) | High voltage power cable | |
AR223374A1 (es) | Aparato para la produccion de hidroxido de metal alcalino y energia electrica y procedimiento utilizando el mismo | |
PT101218A (pt) | Processo para o aproveitamento de oleos usados para produzir energia electrica | |
ES498060A0 (es) | Procedimiento y aparato para generar energia electrica | |
ES526422A0 (es) | Procedimiento para mejorar la rigidez dielectrica del aislamiento de cables ynu otros componentes para corriente continua | |
BR6200927U (pt) | Caixa para equipamentos de medicao de energia eletrica | |
ES247140Y (es) | Tramos de conducto para suministro de energia electrica | |
ES285348Y (es) | Caja para instalaciones de energia electrica con cables pla-nos | |
JPS5667108A (en) | High voltage power cable | |
BR8006569A (pt) | Conector impermeavel para cabos condutores de energia eletrica |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Lapse due to non-payment of fees (art. 50) | ||
B15K | Others concerning applications: alteration of classification |
Ipc: H02H 1/00 (2006.01), H02H 1/04 (2006.0 |