BR112013029615A2 - transformador de corrente ca/cc - Google Patents

transformador de corrente ca/cc

Info

Publication number
BR112013029615A2
BR112013029615A2 BR112013029615A BR112013029615A BR112013029615A2 BR 112013029615 A2 BR112013029615 A2 BR 112013029615A2 BR 112013029615 A BR112013029615 A BR 112013029615A BR 112013029615 A BR112013029615 A BR 112013029615A BR 112013029615 A2 BR112013029615 A2 BR 112013029615A2
Authority
BR
Brazil
Prior art keywords
current transformer
circuit
shorted
electrically connected
open
Prior art date
Application number
BR112013029615A
Other languages
English (en)
Other versions
BR112013029615B1 (pt
Inventor
Geoffrey J Baker
Michael P Vangool
Original Assignee
Littelfuse Inc
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 Littelfuse Inc filed Critical Littelfuse Inc
Publication of BR112013029615A2 publication Critical patent/BR112013029615A2/pt
Publication of BR112013029615B1 publication Critical patent/BR112013029615B1/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
    • 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
    • H01F38/32—Circuit arrangements
    • 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)
  • Measurement Of Current Or Voltage (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Transformers For Measuring Instruments (AREA)

Abstract

resumo patente de invenção: "transformador de corrente ca/cc". a presente invenção refere-se a um circuito transformador de corrente do tipo toroidal de bobina única for detectar tanto corrente ca como cc. o circuito transformador de corrente pode incluir um transformador de corrente e um oscilador conectado eletricamente ao transformador de corrente. o circuito transformador de corrente pode adicionalmente incluir um circuito de detecção de tc aberto e em curto conectado eletricamente ao oscilador para facilitar a determinação da conexão e estado de estabilidade do transformador de corrente. um processador pode ser conectado eletricamente a uma saída do circuito de detecção de tc aberto e em curto para realizar uma série de operações nos dados de sinal gerados pelo circuito de detecção de tc aberto e em curto e manipular adequadamente a operação de um sistema de energia elétrica.
BR112013029615-1A 2011-05-20 2012-05-18 circuito transformador de corrente, e método para configurar um circuito transformador de corrente BR112013029615B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161488475P 2011-05-20 2011-05-20
US61/488,475 2011-05-20
US13/474,814 2012-05-18
PCT/US2012/038482 WO2012162116A1 (en) 2011-05-20 2012-05-18 Ac/dc current transformer
US13/474,814 US8847573B2 (en) 2011-05-20 2012-05-18 AC/DC current transformer

Publications (2)

Publication Number Publication Date
BR112013029615A2 true BR112013029615A2 (pt) 2016-12-13
BR112013029615B1 BR112013029615B1 (pt) 2020-12-01

Family

ID=47217640

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013029615-1A BR112013029615B1 (pt) 2011-05-20 2012-05-18 circuito transformador de corrente, e método para configurar um circuito transformador de corrente

Country Status (8)

Country Link
US (2) US8847573B2 (pt)
EP (1) EP2710617B1 (pt)
AU (2) AU2012259127B2 (pt)
BR (1) BR112013029615B1 (pt)
CA (1) CA2836477C (pt)
ES (1) ES2761322T3 (pt)
MX (2) MX2013013353A (pt)
WO (1) WO2012162116A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8824029B2 (en) * 2011-06-16 2014-09-02 Cal-Comp Electronics & Communications Company Limited Color calibration method and image processing device using the same
IES20110389A2 (en) * 2011-09-06 2013-03-13 Atreus Entpr Ltd Leakage current detector
DE102013210800A1 (de) * 2013-06-10 2014-12-11 Bender Gmbh & Co. Kg Integrierte Schaltung mit digitalem Verfahren zur allstromsensitiven Differenzstrommessung
DE102014202198A1 (de) * 2014-02-06 2015-08-06 Robert Bosch Gmbh Verfahren zur Überprüfung eines automatischen Parkbremssystems
KR102071616B1 (ko) * 2015-04-10 2020-01-30 미쓰비시덴키 가부시키가이샤 전류 검출 장치
WO2021076494A1 (en) * 2019-10-16 2021-04-22 Columbia Sportswear North America, Inc. Multilayered multifunctional heat-management material

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3584279A (en) 1969-05-28 1971-06-08 Borg Warner Motor control system with volts/hertz regulation
FR2430680A1 (fr) * 1978-07-05 1980-02-01 Saparel Detecteur de courant de defaut continu ou alternatif
NL8602145A (nl) * 1986-08-22 1988-03-16 Holec Syst & Componenten Meetschakeling voor continue, nauwkeurige meting van gelijk- en wisselstroom.
US4968944A (en) * 1987-10-19 1990-11-06 Myron Zucker, Inc. Apparatus for detecting malfunctions of a single electrical device in a group of electrical devices, and methods of constructing and utilizing same
JP3313200B2 (ja) * 1993-07-14 2002-08-12 財団法人東北電気保安協会 零相変流器一次電流測定装置
US5684466A (en) * 1995-09-12 1997-11-04 The Charles Machine Work, Inc. Electrical strike system control for subsurface boring equipment
US5705989A (en) 1996-07-19 1998-01-06 Veris Industries, Inc. Current status circuit for a variable frequency motor
US6215907B1 (en) 1998-06-26 2001-04-10 Fisher-Rosemont Systems, Inc. Recursive on-line wavelet data compression technique for use in data storage and communications
JP3647698B2 (ja) * 1999-11-30 2005-05-18 三菱電機株式会社 計測装置
US6479976B1 (en) * 2001-06-28 2002-11-12 Thomas G. Edel Method and apparatus for accurate measurement of pulsed electric currents utilizing ordinary current transformers
US6693495B1 (en) 2002-08-15 2004-02-17 Valorbec, Limited Partnership Method and circuit for a current controlled oscillator
US6984979B1 (en) * 2003-02-01 2006-01-10 Edel Thomas G Measurement and control of magnetomotive force in current transformers and other magnetic bodies
US7561396B2 (en) * 2004-03-09 2009-07-14 Samsung Measuring Instruments Co., LTD Apparatus for monitoring open state of the secondary terminals of a current transformer
US8908338B2 (en) * 2009-06-03 2014-12-09 Siemens Industry, Inc. Methods and apparatus for multi-frequency ground fault circuit interrupt grounded neutral fault detection
WO2010151835A2 (en) * 2009-06-25 2010-12-29 Server Technology, Inc. Power distribution apparatus with input and output power sensing and method of use

Also Published As

Publication number Publication date
MX2013013353A (es) 2014-08-01
US20140361761A1 (en) 2014-12-11
EP2710617B1 (en) 2019-10-16
CA2836477A1 (en) 2012-11-29
MX336437B (es) 2016-01-19
AU2016219652A1 (en) 2016-09-15
US20120299573A1 (en) 2012-11-29
US9218905B2 (en) 2015-12-22
EP2710617A4 (en) 2014-12-17
US8847573B2 (en) 2014-09-30
CA2836477C (en) 2020-03-10
EP2710617A1 (en) 2014-03-26
ES2761322T3 (es) 2020-05-19
AU2012259127B2 (en) 2016-07-28
AU2016219652B2 (en) 2018-01-04
WO2012162116A1 (en) 2012-11-29
BR112013029615B1 (pt) 2020-12-01

Similar Documents

Publication Publication Date Title
BR112013029615A2 (pt) transformador de corrente ca/cc
GB201207914D0 (en) Lighting device
WO2012171818A8 (fr) Dispositif de detection d'un defaut d'isolement
MX2014014446A (es) Sistema, metodo y dispositivo para proporcionar una fuente de energia estable sin el uso de conexion directa a una fuente de ac o dc.
JP2012148073A5 (pt)
BRPI0505625A (pt) relé com condutor núcleo e percepção de corrente
BR112013001974A2 (pt) circuito controlador que inclui um conversor de energia de modo de comutação e religador automático que utiliza o mesmo
JP2014143190A5 (ja) 蓄電システム
BRPI0721568A8 (pt) estação de alimentação de potência, e, sistema de potência remoto para fornecer energia elétrica
BR112012010088A2 (pt) conjunto condutor de biópsia tendo um circuito de controle para conservar energia da bateria
NZ592397A (en) Comparing discharge characteristics of a electric stun device with stored characteristics
BR112015022466A2 (pt) síntese respiratória de óxido nítrico
TWI456382B (zh) 電源供應器、用於電源供應器的電源管理裝置及用於電源管理裝置之低電壓保護以及過溫度保護之方法
BR112012018155A2 (pt) métodos para determinar a fase associada aos primeiro e segundo terminais de corrente em uma localização de um sistema de energia elétrica e para determinar a fase associada aos primeiro, segundo e terceiro terminais de voltagem em uma localização de um sistema de energia elétrica, e, aparelhos para determinar a fase associada aos primeiro e segundo terminais de corrente em uma localização de um sistema de energia elétrica e para determinar a fase associada aos primeiro, segundo e terceiro terminais de voltagem em uma localização de um sistema de energia elétrica
BR112012018143A2 (pt) dispositivo, método e sistema para realizar uma operação de mudança de derivação
BR112014017459A8 (pt) dispositivo de fornecimento de energia para a adaptação à energia de entrada de rede elétrica para fornecer energia para um dispositivo portátil conectado ao dispositivo de fornecimento de energia, e dispositivo portátil para uso com um dispositivo de fornecimento de energia
BR112013000797A2 (pt) aparelho de medição de corrente e método de medição de corrente do mesmo
MX2016016433A (es) Pedestal de energia para marinas que incluye una sonda de corriente parasita.
DE602008004448D1 (de) Aktiver Stromsensor und Strommessvorrichtung
WO2013093814A3 (en) Overload detection device
SA113340388B1 (ar) نظام محول لأداة قياس
GR20090100584A (el) Μεθοδος και συσκευη αναγνωρισης διακοπης ρευματος σε διακοπτομενο ηλεκτρολογικο σημειο εναλασσομενου δικτυου
DK2154539T3 (da) Forbrugsmåler med magnetfeltdetektor
WO2013007435A3 (de) Nachbildung und anzeige der wicklungstemperatur eines elektrischen leistungstransformators
WO2012096198A3 (en) Power supply device, inverter device, and power tool

Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 18/05/2012, OBSERVADAS AS CONDICOES LEGAIS.