ATE298427T1 - Verfahren zur diagnose von isolationsverschlechterungen in unterirdischen kabeln - Google Patents

Verfahren zur diagnose von isolationsverschlechterungen in unterirdischen kabeln

Info

Publication number
ATE298427T1
ATE298427T1 AT99955605T AT99955605T ATE298427T1 AT E298427 T1 ATE298427 T1 AT E298427T1 AT 99955605 T AT99955605 T AT 99955605T AT 99955605 T AT99955605 T AT 99955605T AT E298427 T1 ATE298427 T1 AT E298427T1
Authority
AT
Austria
Prior art keywords
current
insulation degradation
current flow
underground cables
diagnosing insulation
Prior art date
Application number
AT99955605T
Other languages
English (en)
Inventor
Harry E Orton
Original Assignee
Harry E Orton
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 Harry E Orton filed Critical Harry E Orton
Application granted granted Critical
Publication of ATE298427T1 publication Critical patent/ATE298427T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/16—Spectrum analysis; Fourier analysis
    • G01R23/20—Measurement of non-linear distortion
    • 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
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • 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
    • G01R31/50—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)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Testing Relating To Insulation (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
AT99955605T 1998-11-23 1999-11-19 Verfahren zur diagnose von isolationsverschlechterungen in unterirdischen kabeln ATE298427T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10954598P 1998-11-23 1998-11-23
PCT/CA1999/001098 WO2000031556A1 (en) 1998-11-23 1999-11-19 Method for diagnosing insulation degradation in underground cable

Publications (1)

Publication Number Publication Date
ATE298427T1 true ATE298427T1 (de) 2005-07-15

Family

ID=22328238

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99955605T ATE298427T1 (de) 1998-11-23 1999-11-19 Verfahren zur diagnose von isolationsverschlechterungen in unterirdischen kabeln

Country Status (9)

Country Link
US (1) US6617859B1 (de)
EP (1) EP1133701B1 (de)
JP (1) JP4566407B2 (de)
AT (1) ATE298427T1 (de)
AU (1) AU1254400A (de)
CA (1) CA2352142C (de)
DE (1) DE69925929T2 (de)
HK (1) HK1042945A1 (de)
WO (1) WO2000031556A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6735441B1 (en) 1999-11-16 2004-05-11 Tekelec Methods and systems for providing mobile telecommunications network services in a routing node
GB0001923D0 (en) * 2000-01-27 2000-03-22 Bicc Gen Uk Cables Ltd Partial discharge detection test link,partial discharge detection system and methods for detecting partial discharge on a power cable
US7030621B2 (en) * 2004-05-04 2006-04-18 General Electric Company Low current AC partial discharge diagnostic system for wiring diagnostics
US7952360B2 (en) * 2007-03-14 2011-05-31 General Electric Company Method and system for passively detecting and locating wire harness defects
US8067945B2 (en) 2008-01-02 2011-11-29 At&T Intellectual Property I, L.P. Method and apparatus for monitoring a material medium
CN101750551B (zh) * 2008-11-28 2012-03-21 英业达股份有限公司 放电自动测试方法与装置
US9110117B2 (en) 2010-04-16 2015-08-18 Avo Multi-Amp Corporation System and method for detecting voltage dependence in insulation systems based on harmonic analysis
US8868360B2 (en) 2011-04-29 2014-10-21 General Electric Company System and device for detecting defects in underground cables
US20120299603A1 (en) * 2011-05-25 2012-11-29 Electric Power Research Institute, Inc. On-line monitoring system of insulation losses for underground power cables
US8847606B2 (en) * 2011-06-02 2014-09-30 University Of California Method and system for assessing insulation deterioration in live underground power cables
WO2013159284A1 (zh) * 2012-04-24 2013-10-31 天津市电力公司 Xlpe中压电缆水树老化试验装置
US9733201B2 (en) * 2013-11-15 2017-08-15 Pentair Thermal Management Llc Thermal age tracking system and method
US11078577B2 (en) 2016-01-06 2021-08-03 Saudi Arabian Oil Company Fiber optics to monitor pipeline cathodic protection systems
US11604218B2 (en) * 2018-09-10 2023-03-14 3M Innovative Properties Company Electrical power cable monitoring device including partial discharge sensor
WO2020055662A1 (en) 2018-09-10 2020-03-19 3M Innovative Properties Company Support structure for cable and cable accessory condition monitoring devices
EP3850380A1 (de) 2018-09-10 2021-07-21 3M Innovative Properties Company Stromkabelüberwachungsvorrichtung mit verwendung von niederseitenelektrode und erdungstrennung
WO2020132526A1 (en) 2018-12-21 2020-06-25 3M Innovative Properties Company Electrical power cable preparation device
WO2020132502A1 (en) 2018-12-21 2020-06-25 3M Innovative Properties Company Electrical power cable preparation system
CN110057816A (zh) * 2019-03-20 2019-07-26 天津大学 基于电热耦合场的绝缘材料老化实验装置的评估方法
CN110057817A (zh) * 2019-03-20 2019-07-26 天津大学 基于电热耦合场的绝缘材料老化测试装置
EP4081756B1 (de) 2019-12-26 2025-10-29 3M Innovative Properties Company Messwerkzeug für ein kabelpräparationssystem
CN115151829A (zh) 2019-12-31 2022-10-04 3M创新有限公司 本地局部放电监测
EP3961227A1 (de) 2020-08-31 2022-03-02 General Electric Company Online- und offline-teilentladungserkennung für elektrische antriebssysteme
CN112557840B (zh) * 2020-11-24 2021-09-21 西南交通大学 基于放电能量差的xlpe电缆绝缘状态评估方法
CN114184907B (zh) * 2021-11-08 2022-08-05 西南交通大学 一种轨道交通电缆老化程度评估方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58143275A (ja) * 1982-02-19 1983-08-25 Nissin Electric Co Ltd 電流変成装置
JPS613075A (ja) * 1984-06-18 1986-01-09 Sumitomo Electric Ind Ltd 送電線用事故区間判別装置
JPH0786603B2 (ja) * 1988-08-24 1995-09-20 松下電器産業株式会社 光応用センサ
JP2628738B2 (ja) * 1989-02-01 1997-07-09 古河電気工業株式会社 電力ケーブル試験装置
CA2008898C (en) * 1989-10-25 1998-11-24 Takeshi Endoh Method for detecting partial discharge in an insulation of an electric power apparatus
US5051577A (en) * 1990-03-20 1991-09-24 Minnesota Mining And Manufacturing Company Faraday effect current sensor having two polarizing fibers at an acute angle
JPH03295478A (ja) * 1990-04-13 1991-12-26 Mitsubishi Electric Corp 電力系統の故障点検出装置
JP2577825B2 (ja) * 1990-11-20 1997-02-05 三菱電機株式会社 非停電絶縁診断装置
WO1993003530A1 (de) * 1991-08-01 1993-02-18 Siemens Aktiengesellschaft Verfahren und anordnung zur fehlerefkennung in stromrichteranlagen
JP2535292B2 (ja) * 1992-10-23 1996-09-18 大電株式会社 ケ―ブルの絶縁性能の低下を診断する方法
JP3092772B2 (ja) * 1993-12-01 2000-09-25 東京電力株式会社 電力ケーブルの絶縁劣化診断方法
JPH07193986A (ja) * 1993-12-25 1995-07-28 Sumitomo Electric Ind Ltd 電力ケーブル接続部の監視方法
JPH07260870A (ja) * 1994-03-16 1995-10-13 Sumitomo Electric Ind Ltd 電力ケーブル直流漏れ電流の測定法
JP2827964B2 (ja) * 1994-07-05 1998-11-25 住友電気工業株式会社 活線下絶縁劣化診断方法及び装置
DE19519744A1 (de) * 1995-05-30 1996-12-05 Daetwyler Ag Verfahren und Vorrichtung zum Bestimmen von Isolationseigenschaften von Prüfobjekten
US5736737A (en) * 1995-11-22 1998-04-07 Dawson; Jay W. Concatenated magneto-optic field sensors
JPH09243685A (ja) * 1996-03-04 1997-09-19 Sumitomo Electric Ind Ltd 活線ケーブル絶縁劣化診断装置
JP3166614B2 (ja) * 1996-05-29 2001-05-14 松下電器産業株式会社 簡易型光電流計
JPH1078472A (ja) * 1996-09-04 1998-03-24 Sumitomo Electric Ind Ltd Ｃｖケーブルの劣化診断法
JPH10160778A (ja) * 1996-12-03 1998-06-19 Chubu Electric Power Co Inc 活線電力ケーブルの絶縁劣化診断方法、及びこれを用いた絶縁劣化診断装置
JPH10253693A (ja) * 1997-03-11 1998-09-25 Furukawa Electric Co Ltd:The ゴム・プラスチックケーブルの絶縁劣化検出方法
JP4184474B2 (ja) * 1997-08-22 2008-11-19 松下電器産業株式会社 光伝送システムならびにそれに用いられる光送信装置および光受信装置
US6054865A (en) * 1998-03-03 2000-04-25 Associated Research, Inc. Multiple function electrical safety compliance analyzer

Also Published As

Publication number Publication date
DE69925929D1 (de) 2005-07-28
DE69925929T2 (de) 2006-05-11
WO2000031556A1 (en) 2000-06-02
EP1133701B1 (de) 2005-06-22
AU1254400A (en) 2000-06-13
EP1133701A1 (de) 2001-09-19
JP2002530681A (ja) 2002-09-17
US6617859B1 (en) 2003-09-09
HK1042945A1 (zh) 2002-08-30
JP4566407B2 (ja) 2010-10-20
CA2352142A1 (en) 2000-06-02
CA2352142C (en) 2009-05-26

Similar Documents

Publication Publication Date Title
ATE298427T1 (de) Verfahren zur diagnose von isolationsverschlechterungen in unterirdischen kabeln
ATE289686T1 (de) Fehlerdetektionssystem und -verfahren
ATE407361T1 (de) Verfahren und vorrichtung für querflussassay
US5180969A (en) Detection of reinforcing steel corrosion in concrete structures using non-linear harmonic and intermodulation wave generation
EP0892326A3 (de) Anordnung zur Inspektion, Bewertung und Verwaltung der Ausrüstungen
EP0882975B1 (de) Überprüfung des kathodischen Schutzes von erdverlegten Rohrleitungen
EP1024573A3 (de) Verfahren und Vorrichtung zum Feststellen von Teilentladungen in einer gasisolierten Anlage
CA2491985A1 (en) Method of simulating roller bearing degradation and predicting residual service life and apparatus for performing such simulation and prediction
ATE214805T1 (de) System zur bestimmung mindestens eines parameters mindestens einer probe einer physiologischen flüssigkeit und kassette dafür
ATE343134T1 (de) Detektionsvorrichtung und -verfahren
KR100937095B1 (ko) 유도초음파를 이용한 구조건전성 모니터링 방법
WO2001070003A3 (en) Method and apparatus for investigating corrosion
KR970066535A (ko) 복합 수리 구조물을 평가 및 검사하는 장치와 방법
ATE317451T1 (de) Verfahren zur diagnose, erkennung, und einstufung von dickdarmkrebs
EA200000927A1 (ru) Способ и устройство для определения неравномерности толщины стенок недоступных трубопроводов
TR199700482A2 (xx) LC132 (Opioid benzeri) resept�r fonksiyonunun mod�lasyonu.
DE50013357D1 (de) Verfahren und vorrichtung zur zustandserfassung und prüfung von langgestreckten verbindungselementen mittels ultraschall
AU6679501A (en) A method for detecting a lipoprotein-acute phase protein complex and predicting an increased risk of system failure or mortality
RU2526595C1 (ru) Способ определения технического состояния трубопровода
DE60036935D1 (de) Diagnostisches Verfahren für Eierstock- und Endometriumtumore basierend auf dem Nachweis des L1-Adhäsionsmoleküls
ATE472735T1 (de) Diagnose von atherosclerose
JPH06123695A (ja) 埋設金属の腐食診断方法
Miyazaki et al. Development of partial discharge automated locating system for power cable
JPH05264642A (ja) ケーブルの劣化診断方法
JPH0682513A (ja) 電力機器の絶縁劣化診断方法

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties