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AR245826A1 - Dispositivo detector portatil para detectar descargas electricas parciales en equipos y/o cables de distribucion de energia electrica que estan electrizados. - Google Patents

Dispositivo detector portatil para detectar descargas electricas parciales en equipos y/o cables de distribucion de energia electrica que estan electrizados.

Info

Publication number
AR245826A1
AR245826A1 AR90316522A AR31652290A AR245826A1 AR 245826 A1 AR245826 A1 AR 245826A1 AR 90316522 A AR90316522 A AR 90316522A AR 31652290 A AR31652290 A AR 31652290A AR 245826 A1 AR245826 A1 AR 245826A1
Authority
AR
Argentina
Prior art keywords
signal
probe
circuit
detector device
detector
Prior art date
Application number
AR90316522A
Other languages
English (en)
Original Assignee
Hydro Quebec
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 Hydro Quebec filed Critical Hydro Quebec
Application granted granted Critical
Publication of AR245826A1 publication Critical patent/AR245826A1/es

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
    • G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Relating To Insulation (AREA)

Abstract

UN DISPOSITIVO DETECTOR PORTATIL PARA DETECTAR DESCARGAS ELECTRICAS PARCIALES EN EQUIPOS Y/O CABLES DE DISTRIBUCION DE ENERGIA ELECTRICA QUE ESTAN ELECTRIZADOS, TENIENDO EL DISPOSITIVO UNA SONDAASEGURADA A MEDIOS PORTATILES AISLADOS PARA EL DESPLAZAMIENTO MANUAL DE LA SONDA. UN CIRCUITO DETECTOR CONECTADO A LA SONDA PARA DETECTAR UNA SENAL DE DESCARGA PARCIAL DENTRO DEL ORDEN DE 5 MHZ A 10 MHZ EMITIDA POR LA DESCARGA TENIENDO EL DISPOSITIVO DETECTOR UN CIRCUITO ATENUADOR DE ENTRADA CONECTADO A LA SONDA PARA DISMINUIR A UN NIVEL DESEADO EL NIVEL DE LA SENAL DETECTADA, EL DETECTOR POSEE UNA RED DE CIRCUITO TRANSFORMADOR QUE INCLUYE UN CIRCUITO MEZCLADOR PARA TOMAR LA SENAL DE DESCARGA PARCIAL DETECTADA Y MEZCLARLA CON UNA SENAL DE FRECUENCIA PROVENIENTE DE UN CIRCUITO OSCILADOR LOCAL, UN CIRCUITO AMPLIFICADOR PARA AMPLIFICAR LA SENAL DE FRECUENCIA SIN AMPLIFICAR NINGUN RUIDO PRESENTE EN LA SENAL DE DESCARGA, Y EL CIRCUITO AMPLIFICADOR DIVIDE LA SENAL DE FRECUENCIA PARA APLICARLA A U N AMPLIFICADOR DE FRECUENCIA DE AUDIO A FIN DE PROVEER UNA SENAL DE AUDIO DE SALIDA LIBRE DE LA SENAL PORTADORA Y REPRESENTATIVA DE LA SENAL DETECTADA, Y APLICAR LA SENAL DEFRECUENCIA A UN CIRCUITO DE MEDICION Y ALARMA DESTINADO A GENERAR SENALES INDICADORES DE LA PRESENCIA Y LA MAGNITUD DE DESCARGAS PARCIALES.
AR90316522A 1989-03-31 1990-03-30 Dispositivo detector portatil para detectar descargas electricas parciales en equipos y/o cables de distribucion de energia electrica que estan electrizados. AR245826A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/331,293 US4967158A (en) 1989-03-31 1989-03-31 Portable detector device for detecting partial electrical discharge in live voltage distribution cables and/or equipment

Publications (1)

Publication Number Publication Date
AR245826A1 true AR245826A1 (es) 1994-02-28

Family

ID=23293356

Family Applications (1)

Application Number Title Priority Date Filing Date
AR90316522A AR245826A1 (es) 1989-03-31 1990-03-30 Dispositivo detector portatil para detectar descargas electricas parciales en equipos y/o cables de distribucion de energia electrica que estan electrizados.

Country Status (14)

Country Link
US (1) US4967158A (es)
EP (1) EP0390034B1 (es)
JP (1) JPH02287170A (es)
CN (1) CN1020128C (es)
AR (1) AR245826A1 (es)
AT (1) ATE115731T1 (es)
BR (1) BR9001391A (es)
CA (1) CA2013552C (es)
DE (1) DE69014950T2 (es)
DK (1) DK0390034T3 (es)
ES (1) ES2064509T3 (es)
GR (1) GR3015088T3 (es)
IN (1) IN173120B (es)
MX (1) MX166719B (es)

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NO302494B1 (no) * 1989-10-25 1998-03-09 Hitachi Cable Fremgangsmåte for deteksjon av en partiell utladning i en isolasjon av en elektrisk kraftkabel
US5477150A (en) * 1990-10-24 1995-12-19 Hendry Mechanical Works Electric arc and radio frequency spectrum detection
US5373241A (en) * 1990-10-24 1994-12-13 Hendry Mechanical Works Electric arc and radio frequency spectrum detection
NL9201944A (nl) * 1992-11-05 1994-06-01 Kema Nv Werkwijze voor het meten van partiële ontladingen in kabels.
DE4435442A1 (de) * 1994-10-04 1996-04-11 Abb Management Ag Sensor zum Auskoppeln von Teilentladungsimpulsen aus einer hochspannungsführenden elektrischen Anlage
DE19626527A1 (de) * 1996-07-02 1998-01-08 Abb Research Ltd Verfahren zur Erfassung von Teilentladungsimpulsen und Einrichtung zur Durchführung des Verfahrens
SE9700836L (sv) * 1997-03-10 1998-09-07 Abb Research Ltd Anordning för avkänning av elektriska urladdningar i ett provobjekt med två elektriska anslutningsledare
NL1005721C2 (nl) * 1997-04-03 1998-10-07 Kema Nv Werkwijze en inrichting voor het detecteren van partiële ontladingen.
US6161077A (en) * 1999-01-05 2000-12-12 Hubbell Incorporated Partial discharge site location system for determining the position of faults in a high voltage cable
US6172862B1 (en) 1999-06-11 2001-01-09 Anthony J. Jonnatti Partial discharge relay and monitoring device
US6414600B1 (en) * 2000-11-06 2002-07-02 Advanced Micro Devices, Inc. Ground check system for delta-flex test handler
CA2508428A1 (fr) * 2005-05-20 2006-11-20 Hydro-Quebec Detection, localisation et interpretation de decharge partielle
WO2007070942A1 (en) * 2005-12-23 2007-06-28 Deakin University Method and apparatus for detecting an event
ITRM20080304A1 (it) * 2008-06-11 2009-12-12 Univ Palermo Dispositivo portatile per la rilevazione di scariche parziali
CN101975912A (zh) * 2010-09-09 2011-02-16 广东电网公司中山供电局 变压器局部放电在线监测方法及其设备
ES2711826T3 (es) 2010-12-30 2019-05-07 Prysmian Spa Localización de faltas generadoras de descargas parciales
CN103095241B (zh) * 2011-11-08 2015-11-18 上海恩艾仪器有限公司 双量程信号衰减装置
GB201120477D0 (en) * 2011-11-28 2012-01-11 Univ Nottingham Fault location in power distribution systems
CN103777126B (zh) * 2013-11-22 2016-09-07 国家电网公司 一种变压器局部放电超声传感器电路结构
CN104281082A (zh) * 2014-10-23 2015-01-14 广州供电局有限公司 局部放电信号采集方法和系统
CA3007729A1 (en) 2017-06-12 2018-12-12 Vibrosystm Inc. Method of monitoring partial discharges in a high voltage electric machine, and connection cable therefore
EP3447507A1 (de) 2017-08-22 2019-02-27 Alpha Elektrotechnik AG Mobile teilentladung-prüfeinrichtung
CA3033769A1 (fr) 2019-02-14 2020-08-14 Daniel Pineau Detecteur de decharge partielle et methode associee
CN110275467A (zh) * 2019-06-25 2019-09-24 江苏理工学院 基于电路物理参数检测的控制系统
CN112630585B (zh) * 2020-11-06 2023-03-14 国网山东省电力公司济宁供电公司 一种配电电缆局部放电带电检测系统及检测方法
CN113835005A (zh) * 2021-09-15 2021-12-24 国网江苏省电力有限公司盐城供电分公司 一种内部配电设备局部放电故障检测方法

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GB524862A (en) * 1939-01-13 1940-08-16 Bushing Company Ltd Improvements in or relating to the testing of electrical insulators
FR1157140A (fr) * 1956-08-03 1958-05-27 Détecteur de courant alternatif
US3453533A (en) * 1964-02-03 1969-07-01 Mc Donnell Douglas Corp Means including a test probe having a pair of inductively coupled windings for locating faults in conductors
US4006410A (en) * 1975-12-19 1977-02-01 Lee A. Chagra Corona discharge detection system for detecting the presence of any corona discharge in an electrical system
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Also Published As

Publication number Publication date
BR9001391A (pt) 1991-11-05
EP0390034A3 (en) 1991-09-25
DE69014950T2 (de) 1995-05-04
ATE115731T1 (de) 1994-12-15
CA2013552A1 (fr) 1990-09-30
IN173120B (es) 1994-02-12
DK0390034T3 (da) 1995-02-27
GR3015088T3 (en) 1995-05-31
EP0390034A2 (en) 1990-10-03
US4967158A (en) 1990-10-30
CN1020128C (zh) 1993-03-17
EP0390034B1 (en) 1994-12-14
CN1046045A (zh) 1990-10-10
CA2013552C (fr) 2003-07-29
ES2064509T3 (es) 1995-02-01
JPH02287170A (ja) 1990-11-27
MX166719B (es) 1993-01-29
DE69014950D1 (de) 1995-01-26

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