BRPI0911310A2 - determinação de habilidade isolante degradada em isolamento fornecido entre dois objetos de um elemento inditivamente operante - Google Patents

determinação de habilidade isolante degradada em isolamento fornecido entre dois objetos de um elemento inditivamente operante

Info

Publication number
BRPI0911310A2
BRPI0911310A2 BRPI0911310A BRPI0911310A BRPI0911310A2 BR PI0911310 A2 BRPI0911310 A2 BR PI0911310A2 BR PI0911310 A BRPI0911310 A BR PI0911310A BR PI0911310 A BRPI0911310 A BR PI0911310A BR PI0911310 A2 BRPI0911310 A2 BR PI0911310A2
Authority
BR
Brazil
Prior art keywords
objects
insulating ability
frequency spectrum
inditively
determination
Prior art date
Application number
BRPI0911310A
Other languages
English (en)
Inventor
Uno Gäfvert
Original Assignee
Abb Res 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 Res Ag filed Critical Abb Res Ag
Publication of BRPI0911310A2 publication Critical patent/BRPI0911310A2/pt
Publication of BRPI0911310B1 publication Critical patent/BRPI0911310B1/pt
Publication of BRPI0911310B8 publication Critical patent/BRPI0911310B8/pt

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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/72—Testing of electric windings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
    • 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
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/62—Testing of transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Testing Relating To Insulation (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Burglar Alarm Systems (AREA)
  • Thermistors And Varistors (AREA)
BRPI0911310A 2008-04-14 2009-04-03 Método e dispositivo para determinar a mudança na habilidade isolante do isolamento fornecido entre dois objetos de um elemento indutivamente operante BRPI0911310B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP08103524.8 2008-04-14
EP08103524A EP2110677B1 (en) 2008-04-14 2008-04-14 Determining degraded insulating ability in insulation provided between two objects of an inductively operating element
PCT/EP2009/054053 WO2009144065A1 (en) 2008-04-14 2009-04-03 Determining degraded insulating ability in insulation provided between two objects of an inductively operating element

Publications (3)

Publication Number Publication Date
BRPI0911310A2 true BRPI0911310A2 (pt) 2015-09-29
BRPI0911310B1 BRPI0911310B1 (pt) 2019-07-09
BRPI0911310B8 BRPI0911310B8 (pt) 2022-11-01

Family

ID=39745104

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0911310A BRPI0911310B8 (pt) 2008-04-14 2009-04-03 Método e dispositivo para determinar a mudança na habilidade isolante do isolamento fornecido entre dois objetos de um elemento indutivamente operante

Country Status (8)

Country Link
US (1) US7960977B2 (pt)
EP (1) EP2110677B1 (pt)
CN (1) CN102007419B (pt)
AT (1) ATE521899T1 (pt)
BR (1) BRPI0911310B8 (pt)
ES (1) ES2370613T3 (pt)
RU (1) RU2495445C2 (pt)
WO (1) WO2009144065A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101553773B1 (ko) * 2014-05-13 2015-09-16 엘에스산전 주식회사 고전압 직류 송전 시스템의 피뢰기 검증 장치
KR101622462B1 (ko) * 2014-05-13 2016-05-18 엘에스산전 주식회사 고전압 직류 송전 시스템의 절연 설계 장치 및 방법
KR102121932B1 (ko) * 2014-11-26 2020-06-11 엘에스일렉트릭(주) 고전압 직류 송전 시스템의 절연 설계 장치
DE102022133900A1 (de) * 2022-12-19 2024-06-20 E.ON Digital Technology GmbH Vorrichtung, System und Verfahren für ölhaltige elektrische Leistungsvorrichtungen oder Übertragungsvorrichtungen

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3514696A (en) * 1968-09-05 1970-05-26 Henry H Clinton Device for testing the integrity of electrical wire insulation by means of high voltage impulse
SU1728809A1 (ru) * 1990-01-04 1992-04-23 Ленинградский Политехнический Институт Им.М.И.Калинина Способ определени состо ни изол ции энергетических блоков с вод ным охлаждением обмоток статора
DE4120821A1 (de) * 1991-06-24 1993-01-07 Messwandler Bau Ag Verfahren zum messen von teilentladungen
RU2044326C1 (ru) * 1993-03-29 1995-09-20 Ленинградский государственный технический университет Способ определения состояния и ресурса изоляции электроустановки
RU94020106A (ru) * 1994-05-31 1996-07-27 Санкт-Петербургский государственный технический университет Способ определения состояния изоляции электроустановки и устройство для его осуществления
US5506511A (en) * 1994-09-09 1996-04-09 Electric Power Research Institute Inc. Method of electrically detecting on-site partial discharges in the insulating medium of an electrical power transformer and apparatus therefor
US6088658A (en) * 1997-04-11 2000-07-11 General Electric Company Statistical pattern analysis methods of partial discharge measurements in high voltage insulation
JP2000088911A (ja) * 1998-09-14 2000-03-31 Showa Electric Wire & Cable Co Ltd 絶縁体の水トリー劣化診断方法
US6870374B2 (en) 2002-04-03 2005-03-22 Abb Technology Ag Process for identifying abnormalities in power transformers
CN100447575C (zh) * 2002-04-03 2008-12-31 Abb技术公开股份有限公司 用于在电源变压器中识别异常情况的方法
DE10226615B4 (de) * 2002-06-14 2007-06-14 Siemens Ag Teilentladungsmessvorrichtung und Verfahren zur Messung von Teilentladungen an Motorwicklungen mit einer Pulsspannung variabler Amplitude und variabler Anstiegszeit
JP4592592B2 (ja) * 2003-10-22 2010-12-01 株式会社フジクラ 絶縁劣化診断装置
DE102005025449B4 (de) 2005-06-02 2007-05-03 Omicron Electronics Gmbh Verfahren und Vorrichtung zur Messung einer dielektrischen Antwort eines elektrischen Isoliersystems
WO2008026997A1 (en) * 2006-08-29 2008-03-06 Abb Research Ltd. A method and a device for determining the moisture content in a part of the insulation of a power transformer during drying thereof

Also Published As

Publication number Publication date
ES2370613T3 (es) 2011-12-20
BRPI0911310B1 (pt) 2019-07-09
WO2009144065A1 (en) 2009-12-03
ATE521899T1 (de) 2011-09-15
CN102007419B (zh) 2014-02-19
CN102007419A (zh) 2011-04-06
RU2495445C2 (ru) 2013-10-10
US7960977B2 (en) 2011-06-14
RU2010146250A (ru) 2012-05-20
US20110025298A1 (en) 2011-02-03
EP2110677B1 (en) 2011-08-24
BRPI0911310B8 (pt) 2022-11-01
EP2110677A1 (en) 2009-10-21

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 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: 10 (DEZ) ANOS CONTADOS A PARTIR DE 09/07/2019, OBSERVADAS AS CONDICOES LEGAIS. (CO) 10 (DEZ) ANOS CONTADOS A PARTIR DE 09/07/2019, OBSERVADAS AS CONDICOES LEGAIS

B25A Requested transfer of rights approved

Owner name: ABB SCHWEIZ AG (CH)

B25G Requested change of headquarter approved

Owner name: ABB SCHWEIZ AG (CH)

B25A Requested transfer of rights approved

Owner name: ABB POWER GRIDS SWITZERLAND AG (CH)

B25D Requested change of name of applicant approved

Owner name: HITACHI ENERGY SWITZERLAND AG (CH)