NO974684L - Fremgangsmåte for deteksjon av en partiell utladning i en isolasjon for en elektrisk effektinnretning - Google Patents

Fremgangsmåte for deteksjon av en partiell utladning i en isolasjon for en elektrisk effektinnretning

Info

Publication number
NO974684L
NO974684L NO974684A NO974684A NO974684L NO 974684 L NO974684 L NO 974684L NO 974684 A NO974684 A NO 974684A NO 974684 A NO974684 A NO 974684A NO 974684 L NO974684 L NO 974684L
Authority
NO
Norway
Prior art keywords
insulation
detecting
electrical power
power device
partial discharge
Prior art date
Application number
NO974684A
Other languages
English (en)
Other versions
NO309881B1 (no
NO974684D0 (no
Inventor
Takeshi Endoh
Tomoaki Imai
Mikio Hagiya
Chuki Ikeda
Original Assignee
Hitachi Cable
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
Priority claimed from JP1277928A external-priority patent/JPH068845B2/ja
Priority claimed from JP1309743A external-priority patent/JPH068846B2/ja
Priority claimed from JP30974489A external-priority patent/JPH068847B2/ja
Priority claimed from JP1314006A external-priority patent/JPH0833429B2/ja
Publication of NO974684L publication Critical patent/NO974684L/no
Application filed by Hitachi Cable filed Critical Hitachi Cable
Publication of NO974684D0 publication Critical patent/NO974684D0/no
Publication of NO309881B1 publication Critical patent/NO309881B1/no

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
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
    • 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
    • G01R31/58—Testing of lines, cables or conductors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Relating To Insulation (AREA)
NO974684A 1989-10-25 1997-10-10 FremgangsmÕte for deteksjon av partiell utladning i kraftkabler som er sammenkoblet ved hjelp av isolasjonsskjøter NO309881B1 (no)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1277928A JPH068845B2 (ja) 1989-10-25 1989-10-25 部分放電測定方法
JP1309743A JPH068846B2 (ja) 1989-11-29 1989-11-29 部分放電測定方法
JP30974489A JPH068847B2 (ja) 1989-11-29 1989-11-29 ワイヤシールドケーブルの部分放電測定方法
JP1314006A JPH0833429B2 (ja) 1989-12-02 1989-12-02 長尺電力ケーブル線路の部分放電位置標定方法

Publications (3)

Publication Number Publication Date
NO974684L true NO974684L (no) 1991-04-26
NO974684D0 NO974684D0 (no) 1997-10-10
NO309881B1 NO309881B1 (no) 2001-04-09

Family

ID=27479148

Family Applications (2)

Application Number Title Priority Date Filing Date
NO900431A NO302494B1 (no) 1989-10-25 1990-01-30 Fremgangsmåte for deteksjon av en partiell utladning i en isolasjon av en elektrisk kraftkabel
NO974684A NO309881B1 (no) 1989-10-25 1997-10-10 FremgangsmÕte for deteksjon av partiell utladning i kraftkabler som er sammenkoblet ved hjelp av isolasjonsskjøter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NO900431A NO302494B1 (no) 1989-10-25 1990-01-30 Fremgangsmåte for deteksjon av en partiell utladning i en isolasjon av en elektrisk kraftkabel

Country Status (5)

Country Link
US (2) US5323117A (no)
EP (7) EP1310803A3 (no)
CA (1) CA2008898C (no)
DE (5) DE69032763T2 (no)
NO (2) NO302494B1 (no)

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US11604218B2 (en) 2018-09-10 2023-03-14 3M Innovative Properties Company Electrical power cable monitoring device including partial discharge sensor
US11567146B2 (en) 2018-09-10 2023-01-31 3M Innovative Properties Company Electrical power cable monitoring device using low side electrode and earth ground separation
CN109752634B (zh) * 2019-03-01 2024-02-27 浙江新图维电子科技有限公司 一种电缆接头谐振式互感局放检测装置及检测方法
US11988703B2 (en) 2019-12-31 2024-05-21 3M Innovative Properties Company Monitoring system for evaluating a condition of an electrical grid
CN113311291A (zh) * 2021-05-28 2021-08-27 国网江苏省电力有限公司无锡供电分公司 大段长高压电缆的局部放电检测灵敏度测试装置及方法
CN113884819A (zh) * 2021-11-01 2022-01-04 西南交通大学 一种牵引供电系统电缆接头故障定位系统及方法
CN114002553A (zh) * 2021-11-01 2022-02-01 西南交通大学 一种牵引供电27.5kV电缆接头故障识别方法
CN114114123A (zh) * 2021-11-29 2022-03-01 广东电网有限责任公司广州供电局 局部放电检测传感器的校验装置及方法

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Also Published As

Publication number Publication date
EP0806677A1 (en) 1997-11-12
EP0424598A2 (en) 1991-05-02
DE69032763D1 (de) 1998-12-17
NO900431L (no) 1991-04-26
DE69033263D1 (de) 1999-09-30
EP0628829A1 (en) 1994-12-14
DE69032763T2 (de) 1999-04-01
DE69026186T2 (de) 1996-08-08
DE69032808T2 (de) 1999-04-22
EP0629866B1 (en) 1998-12-02
CA2008898A1 (en) 1991-04-25
CA2008898C (en) 1998-11-24
DE69032808D1 (de) 1999-01-14
NO900431D0 (no) 1990-01-30
EP1310803A2 (en) 2003-05-14
EP0636890B1 (en) 1999-08-25
EP1310803A3 (en) 2003-10-22
EP0424598B1 (en) 1996-03-27
NO309881B1 (no) 2001-04-09
EP0636890A1 (en) 1995-02-01
DE69033279D1 (de) 1999-10-07
NO974684D0 (no) 1997-10-10
EP0629866A1 (en) 1994-12-21
US5469067A (en) 1995-11-21
US5323117A (en) 1994-06-21
EP0424598A3 (en) 1992-06-24
DE69033279T2 (de) 1999-12-30
DE69026186D1 (de) 1996-05-02
EP0628829B1 (en) 1998-11-11
DE69033263T2 (de) 1999-12-09
EP0806676A1 (en) 1997-11-12
EP0806676B1 (en) 1999-09-01
NO302494B1 (no) 1998-03-09

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