CA2515618A1 - Method and apparatus for detecting wear in components of high voltage electrical equipment - Google Patents

Method and apparatus for detecting wear in components of high voltage electrical equipment Download PDF

Info

Publication number
CA2515618A1
CA2515618A1 CA002515618A CA2515618A CA2515618A1 CA 2515618 A1 CA2515618 A1 CA 2515618A1 CA 002515618 A CA002515618 A CA 002515618A CA 2515618 A CA2515618 A CA 2515618A CA 2515618 A1 CA2515618 A1 CA 2515618A1
Authority
CA
Canada
Prior art keywords
component
tracer material
insulating medium
fluorescent tracer
electrical
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002515618A
Other languages
English (en)
French (fr)
Inventor
Nicola Dominelli
Hans Schellhase
David W. Casson
Edward A. Hall
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electric Power Research Institute Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2515618A1 publication Critical patent/CA2515618A1/en
Abandoned legal-status Critical Current

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
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
    • G01R31/3272—Apparatus, systems or circuits therefor
    • G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/66—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence
    • G01N21/67—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence using electric arcs or discharges
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7076—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by the use of special materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • H01H2001/0026—Means for testing or for inspecting contacts, e.g. wear indicator wherein one or both contacts contain embedded contact wear signal material, e.g. radioactive material being released as soon as the contact wear reaches the embedded layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • H01H2001/0031—Means for testing or for inspecting contacts, e.g. wear indicator by analysing radiation emitted by arc or trace material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005—Tap change devices
    • H01H2009/0061—Monitoring tap change switching devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005—Tap change devices

Landscapes

  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
CA002515618A 2004-08-13 2005-08-08 Method and apparatus for detecting wear in components of high voltage electrical equipment Abandoned CA2515618A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/917,747 2004-08-13
US10/917,747 US7053625B2 (en) 2002-09-11 2004-08-13 Method and apparatus for detecting wear in components of high voltage electrical equipment

Publications (1)

Publication Number Publication Date
CA2515618A1 true CA2515618A1 (en) 2006-02-13

Family

ID=35311765

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002515618A Abandoned CA2515618A1 (en) 2004-08-13 2005-08-08 Method and apparatus for detecting wear in components of high voltage electrical equipment

Country Status (7)

Country Link
US (1) US7053625B2 (enExample)
EP (1) EP1626268B1 (enExample)
JP (1) JP2006054188A (enExample)
AT (1) ATE430307T1 (enExample)
AU (1) AU2005203543B2 (enExample)
CA (1) CA2515618A1 (enExample)
DE (1) DE602005014178D1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7038201B2 (en) * 2002-12-13 2006-05-02 Nichols Applied Technology, Llc Method and apparatus for determining electrical contact wear
JP5032091B2 (ja) * 2006-10-12 2012-09-26 株式会社東芝 ガス絶縁開閉装置及びガス絶縁開閉装置用部品のアーク損傷検出方法
EP2279548B1 (en) * 2008-04-21 2015-09-16 ABB Research Ltd. Arc detector and associated method for detecting undesired arcs
JP2013105007A (ja) * 2011-11-14 2013-05-30 Ricoh Co Ltd 感光体、プロセスカートリッジ及び画像形成装置
CN102735976B (zh) * 2012-07-05 2014-07-02 金施特·尼古拉·弗拉基米罗维奇 高压电力设备元件状态的监测方法
US9329238B1 (en) * 2014-11-14 2016-05-03 Schneider Electric USA, Inc. Contact wear detection by spectral analysis shift
CN104827490B (zh) * 2015-05-21 2016-07-06 大连理工大学 基于摩擦或静电感应控制的机器人触觉系统及方法
US9885659B1 (en) 2016-10-04 2018-02-06 International Business Machines Corporation Method to determine connector metal wear via flouresence
US11181462B2 (en) 2018-11-30 2021-11-23 International Business Machines Corporation Non-destructive method to determine porosity in metallic coatings

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3164006A (en) * 1962-04-16 1965-01-05 James R Alburger Evaluation performance of liquid penetrant tracer materials
US3715598A (en) 1969-06-12 1973-02-06 G Tomlin Integral fault detection system for operating electronics equipment
US5389792A (en) 1993-01-04 1995-02-14 Grumman Aerospace Corporation Electron microprobe utilizing thermal detector arrays
US5453591A (en) 1994-04-05 1995-09-26 Abb Power T&D Company Inc. Sensing structure for component wear in high voltage circuit interrupters
JPH07333369A (ja) * 1994-06-13 1995-12-22 Hitachi Ltd 核融合装置
DE59502186D1 (de) 1994-10-27 1998-06-18 Siemens Ag Schaltgerät mit überwachung des abbrandes wenigstens eines kontaktstückes
US5941370A (en) 1996-09-10 1999-08-24 Nichols; Bruce W. Electrical contact wear
DE19936868A1 (de) * 1999-08-05 2001-02-15 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Verfahren und Vorrichtung zur Herstellung von oxidischen Nanokristallen
US6448758B1 (en) * 2000-01-07 2002-09-10 General Electric Company Method for determining wear and other characteristics of electrodes in high voltage equipment
US6777948B2 (en) * 2002-09-11 2004-08-17 Electric Power Research Institute, Inc. Method and apparatus for detecting wear in components of high voltage electrical equipment
US6884998B2 (en) * 2002-12-13 2005-04-26 Nichols Applied Technology, Llc Method and apparatus for determining electrical contact wear

Also Published As

Publication number Publication date
US7053625B2 (en) 2006-05-30
AU2005203543A1 (en) 2006-03-02
DE602005014178D1 (de) 2009-06-10
EP1626268A3 (en) 2007-12-26
EP1626268B1 (en) 2009-04-29
JP2006054188A (ja) 2006-02-23
US20050104598A1 (en) 2005-05-19
EP1626268A2 (en) 2006-02-15
AU2005203543B2 (en) 2008-02-07
ATE430307T1 (de) 2009-05-15

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued
FZDE Discontinued

Effective date: 20090810