NO900431D0 - Fremgangsmaate for oppdagelse av delvis utlading i en isolasjon for elektriske innretninger. - Google Patents

Fremgangsmaate for oppdagelse av delvis utlading i en isolasjon for elektriske innretninger.

Info

Publication number
NO900431D0
NO900431D0 NO900431A NO900431A NO900431D0 NO 900431 D0 NO900431 D0 NO 900431D0 NO 900431 A NO900431 A NO 900431A NO 900431 A NO900431 A NO 900431A NO 900431 D0 NO900431 D0 NO 900431D0
Authority
NO
Norway
Prior art keywords
discovering
procedure
electrical device
device insulation
partial charging
Prior art date
Application number
NO900431A
Other languages
English (en)
Other versions
NO302494B1 (no
NO900431L (no
Inventor
Takeshi Endoh
Tomakai Imai
Mikio Hagiya
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 JP30974489A external-priority patent/JPH068847B2/ja
Priority claimed from JP1309743A external-priority patent/JPH068846B2/ja
Priority claimed from JP1314006A external-priority patent/JPH0833429B2/ja
Application filed by Hitachi Cable filed Critical Hitachi Cable
Publication of NO900431D0 publication Critical patent/NO900431D0/no
Publication of NO900431L publication Critical patent/NO900431L/no
Priority to NO963529A priority Critical patent/NO304761B1/no
Priority to NO963530A priority patent/NO304126B1/no
Priority to NO963528A priority patent/NO301673B1/no
Priority to NO963527A priority patent/NO303304B1/no
Publication of NO302494B1 publication Critical patent/NO302494B1/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)
NO900431A 1989-10-25 1990-01-30 Fremgangsmåte for deteksjon av en partiell utladning i en isolasjon av en elektrisk kraftkabel NO302494B1 (no)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NO963529A NO304761B1 (no) 1989-10-25 1996-08-23 FremgangsmÕte for deteksjon av partiell utladning i en isolasjon av en elek
NO963530A NO304126B1 (no) 1989-10-25 1996-08-23 FremgangsmÕte for oppdagelse av delvis utlading i en isolasjon for elektriske innretninger
NO963528A NO301673B1 (no) 1989-10-25 1996-08-23 Fremgangsmåte for deteksjon av partiell utladning i en isolasjon av en elektrisk innretning
NO963527A NO303304B1 (no) 1989-10-25 1996-08-23 FremgangsmÕte for deteksjon av en partiell utladning i en isolasjon av en elektrisk kraftkabel eller liknende

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
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
JP1309743A JPH068846B2 (ja) 1989-11-29 1989-11-29 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
NO900431D0 true NO900431D0 (no) 1990-01-30
NO900431L NO900431L (no) 1991-04-26
NO302494B1 NO302494B1 (no) 1998-03-09

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 After (1)

Application Number Title Priority Date Filing Date
NO974684A NO309881B1 (no) 1989-10-25 1997-10-10 FremgangsmÕte for deteksjon av partiell utladning i kraftkabler som er sammenkoblet ved hjelp av isolasjonsskjøter

Country Status (5)

Country Link
US (2) US5323117A (no)
EP (7) EP0806676B1 (no)
CA (1) CA2008898C (no)
DE (5) DE69032808T2 (no)
NO (2) NO302494B1 (no)

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CN113348599B (zh) 2018-12-21 2023-01-10 3M创新有限公司 电缆制备装置
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
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
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
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Also Published As

Publication number Publication date
EP0806676B1 (en) 1999-09-01
EP1310803A2 (en) 2003-05-14
EP0628829B1 (en) 1998-11-11
DE69033279T2 (de) 1999-12-30
NO974684L (no) 1991-04-26
EP0628829A1 (en) 1994-12-14
EP0806677A1 (en) 1997-11-12
EP1310803A3 (en) 2003-10-22
NO302494B1 (no) 1998-03-09
DE69032808D1 (de) 1999-01-14
EP0629866B1 (en) 1998-12-02
US5323117A (en) 1994-06-21
DE69032763T2 (de) 1999-04-01
DE69026186T2 (de) 1996-08-08
EP0629866A1 (en) 1994-12-21
DE69032808T2 (de) 1999-04-22
EP0806676A1 (en) 1997-11-12
EP0636890B1 (en) 1999-08-25
US5469067A (en) 1995-11-21
NO309881B1 (no) 2001-04-09
CA2008898C (en) 1998-11-24
EP0636890A1 (en) 1995-02-01
NO974684D0 (no) 1997-10-10
DE69033263D1 (de) 1999-09-30
DE69026186D1 (de) 1996-05-02
EP0424598A2 (en) 1991-05-02
CA2008898A1 (en) 1991-04-25
DE69033279D1 (de) 1999-10-07
NO900431L (no) 1991-04-26
EP0424598B1 (en) 1996-03-27
DE69033263T2 (de) 1999-12-09
EP0424598A3 (en) 1992-06-24
DE69032763D1 (de) 1998-12-17

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