DE69709884T2 - Verfahren zur auswertung der verschlechterung von isolierpapier - Google Patents

Verfahren zur auswertung der verschlechterung von isolierpapier

Info

Publication number
DE69709884T2
DE69709884T2 DE69709884T DE69709884T DE69709884T2 DE 69709884 T2 DE69709884 T2 DE 69709884T2 DE 69709884 T DE69709884 T DE 69709884T DE 69709884 T DE69709884 T DE 69709884T DE 69709884 T2 DE69709884 T2 DE 69709884T2
Authority
DE
Germany
Prior art keywords
evaluating
degradation
insulating paper
insulating
paper
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.)
Expired - Fee Related
Application number
DE69709884T
Other languages
English (en)
Other versions
DE69709884D1 (de
Inventor
Teruo Miyamoto
Yoshihiro Makino
Isao Itakura
Hitoshi Anetai
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE69709884D1 publication Critical patent/DE69709884D1/de
Application granted granted Critical
Publication of DE69709884T2 publication Critical patent/DE69709884T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/321—Insulating of coils, windings, or parts thereof using a fluid for insulating purposes only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2835—Specific substances contained in the oils or fuels
    • G01N33/2841—Gas in oils, e.g. hydrogen in insulating oils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
    • G01N33/004—CO or CO2
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/34—Paper
    • G01N33/346—Paper sheets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Housings And Mounting Of Transformers (AREA)
DE69709884T 1997-06-03 1997-06-03 Verfahren zur auswertung der verschlechterung von isolierpapier Expired - Fee Related DE69709884T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1997/001884 WO1998056017A1 (fr) 1997-06-03 1997-06-03 Procede d'evaluation de la deterioration de papier isolant

Publications (2)

Publication Number Publication Date
DE69709884D1 DE69709884D1 (de) 2002-02-28
DE69709884T2 true DE69709884T2 (de) 2002-08-14

Family

ID=14180630

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69709884T Expired - Fee Related DE69709884T2 (de) 1997-06-03 1997-06-03 Verfahren zur auswertung der verschlechterung von isolierpapier

Country Status (5)

Country Link
US (1) US6276222B1 (de)
EP (1) EP0930625B1 (de)
JP (1) JP3516962B2 (de)
DE (1) DE69709884T2 (de)
WO (1) WO1998056017A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4591899B2 (ja) * 2000-01-26 2010-12-01 ユカインダストリーズ株式会社 油入電気機器の寿命診断方法
JP3850311B2 (ja) * 2002-02-21 2006-11-29 オムロン株式会社 残存寿命予測報知方法および電子機器
CA2619920A1 (fr) * 2008-02-06 2009-08-06 Hydro-Quebec Methode pour mesurer la temperature du point chaud dans un appareil electrique contenant de l'huile
JP4623334B1 (ja) * 2009-12-24 2011-02-02 三菱電機株式会社 油入電気機器における異常発生の可能性を予測する方法
JP5234440B2 (ja) * 2010-02-17 2013-07-10 三菱電機株式会社 油入電気機器の寿命診断装置、油入電気機器の寿命診断方法、油入電気機器の劣化抑制装置、および油入電気機器の劣化抑制方法
US8781756B2 (en) * 2011-07-19 2014-07-15 Arizona Public Service Company Method and system for estimating transformer remaining life
CN104697939B (zh) * 2015-03-26 2017-07-25 广东电网有限责任公司江门供电局 变压器绝缘纸聚合度的光谱测量方法及其装置
JP6354042B1 (ja) * 2018-01-18 2018-07-18 義和 寺上 変圧器劣化状況表示装置
WO2019207680A1 (ja) * 2018-04-25 2019-10-31 三菱電機株式会社 油入電気機器の診断方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61150305A (ja) 1984-12-25 1986-07-09 Toshiba Corp 油入電器の寿命診断装置
JPH03211806A (ja) 1990-01-17 1991-09-17 Hitachi Ltd 油入変圧器の寿命診断装置および寿命診断方法
JPH0648654B2 (ja) * 1991-01-14 1994-06-22 三菱電機株式会社 油入電気機器の絶縁紙の劣化診断方法
FR2678067B1 (fr) 1991-06-24 1993-10-15 Aerospatiale Ste Nationale Indle Simulateur de vibrations de mat d'helicoptere.
JPH0555050A (ja) 1991-08-26 1993-03-05 Mitsubishi Electric Corp 絶縁紙劣化測定機能付油入電気機器及び油入電気機器の絶縁紙劣化測定方法
JPH0743414A (ja) 1993-07-26 1995-02-14 Sumitomo Metal Ind Ltd 油入電気機器の絶縁紙の劣化診断方法
JPH08124751A (ja) 1994-10-25 1996-05-17 Mitsubishi Electric Corp 油入電気機器の寿命及び異常診断方法

Also Published As

Publication number Publication date
DE69709884D1 (de) 2002-02-28
EP0930625A1 (de) 1999-07-21
WO1998056017A1 (fr) 1998-12-10
EP0930625B1 (de) 2002-01-02
JP3516962B2 (ja) 2004-04-05
US6276222B1 (en) 2001-08-21
EP0930625A4 (de) 2000-07-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee