ATE487128T1 - Testanordnung, verfahren zur herstellung eines testkörpers, verfahren zur bestimmung eines feuchtigkeitsgehalts bei der isolierung eines leistungstransformators beim trocknen desselben - Google Patents

Testanordnung, verfahren zur herstellung eines testkörpers, verfahren zur bestimmung eines feuchtigkeitsgehalts bei der isolierung eines leistungstransformators beim trocknen desselben

Info

Publication number
ATE487128T1
ATE487128T1 AT08159112T AT08159112T ATE487128T1 AT E487128 T1 ATE487128 T1 AT E487128T1 AT 08159112 T AT08159112 T AT 08159112T AT 08159112 T AT08159112 T AT 08159112T AT E487128 T1 ATE487128 T1 AT E487128T1
Authority
AT
Austria
Prior art keywords
moisture content
insulation
test body
power transformer
determining
Prior art date
Application number
AT08159112T
Other languages
English (en)
Inventor
Thomas R Eriksson
Uno Gaefvert
Original Assignee
Abb Technology Ltd
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 Abb Technology Ltd filed Critical Abb Technology Ltd
Application granted granted Critical
Publication of ATE487128T1 publication Critical patent/ATE487128T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Testing Relating To Insulation (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Insulating Of Coils (AREA)
AT08159112T 2008-06-26 2008-06-26 Testanordnung, verfahren zur herstellung eines testkörpers, verfahren zur bestimmung eines feuchtigkeitsgehalts bei der isolierung eines leistungstransformators beim trocknen desselben ATE487128T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08159112A EP2138834B1 (de) 2008-06-26 2008-06-26 Testanordnung, Verfahren zur Herstellung eines Testkörpers, Verfahren zur Bestimmung eines Feuchtigkeitsgehalts bei der Isolierung eines Leistungstransformators beim Trocknen desselben

Publications (1)

Publication Number Publication Date
ATE487128T1 true ATE487128T1 (de) 2010-11-15

Family

ID=40122348

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08159112T ATE487128T1 (de) 2008-06-26 2008-06-26 Testanordnung, verfahren zur herstellung eines testkörpers, verfahren zur bestimmung eines feuchtigkeitsgehalts bei der isolierung eines leistungstransformators beim trocknen desselben

Country Status (7)

Country Link
US (1) US8525535B2 (de)
EP (1) EP2138834B1 (de)
CN (1) CN102077081B (de)
AT (1) ATE487128T1 (de)
BR (1) BRPI0914671A2 (de)
DE (1) DE602008003325D1 (de)
WO (1) WO2009156296A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9856719B1 (en) 2016-12-21 2018-01-02 Kevin R. Williams System for supplying power from the main powerhouse to a drill floor powerhouse
US10247688B2 (en) 2017-01-05 2019-04-02 Kevin R. Williams Moisture detecting system and method for use in an IGBT or a MOSFET
CN107808766B (zh) * 2017-08-24 2019-11-05 西南交通大学 一种大型牵引变压器闭环式干燥的工艺方法
EP3644052B1 (de) 2018-10-24 2022-04-27 Hitachi Energy Switzerland AG Elektrische vorrichtung mit einem feuchtigkeitssensor

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US3243540A (en) * 1963-01-17 1966-03-29 Miller Bros Electric mat switch
US4047239A (en) * 1974-11-07 1977-09-06 Allis-Chalmers Corporation Stationary induction apparatus having means to monitor insulation dryness
US3961246A (en) * 1974-11-07 1976-06-01 Allis-Chalmers Corporation Capacitance method of monitoring insulation dryness of an electrical induction apparatus
US4272986A (en) * 1979-04-16 1981-06-16 Harris Corporation Method and means for measuring moisture content of hermetic semiconductor devices
GB8411981D0 (en) * 1984-05-10 1984-06-13 Atomic Energy Authority Uk Sensors
JPS60239657A (ja) * 1984-05-15 1985-11-28 Sharp Corp 感湿素子及びその製造方法
CN1016896B (zh) * 1989-12-26 1992-06-03 华东师范大学 一种温湿双功能敏感薄膜元件及其制造方法
US5546974A (en) * 1995-01-03 1996-08-20 Bireley; Richard L. Moisture monitoring system
US5801307A (en) * 1995-07-12 1998-09-01 Netzer; Yishay Differential windshield capacitive moisture sensors
US6323659B1 (en) * 1998-04-29 2001-11-27 General Electric Company Material for improved sensitivity of stray field electrodes
US6222376B1 (en) * 1999-01-16 2001-04-24 Honeywell International Inc. Capacitive moisture detector and method of making the same
JP2002116172A (ja) * 2000-10-10 2002-04-19 Ngk Spark Plug Co Ltd 湿度センサ
JP2003270189A (ja) * 2002-03-20 2003-09-25 Denso Corp 容量式湿度センサ
US6870374B2 (en) * 2002-04-03 2005-03-22 Abb Technology Ag Process for identifying abnormalities in power transformers
US6779385B2 (en) * 2002-07-15 2004-08-24 Michel Belanger Method and device for monitoring moisture content of an immersed solid dielectric material
US8111165B2 (en) * 2002-10-02 2012-02-07 Orthocare Innovations Llc Active on-patient sensor, method and system
US7247271B2 (en) * 2003-03-14 2007-07-24 Delphi Technologies, Inc. Compact ceramic sensor for fuel volatility and oxygenate concentration
US7210333B2 (en) * 2003-05-30 2007-05-01 Ngk Spark Plug Co., Ltd. Humidity sensor and method of using the humidity sensor
AU2003902836A0 (en) * 2003-06-06 2003-06-26 M.B.T.L. Limited Environmental sensor
US8071030B2 (en) * 2003-06-20 2011-12-06 Roche Diagnostics Operations, Inc. Test strip with flared sample receiving chamber
GB0406080D0 (en) * 2004-03-18 2004-04-21 Eleksen Ltd Sensor assembly
JP2006084232A (ja) * 2004-09-14 2006-03-30 Denso Corp 容量式湿度センサ
JP4475070B2 (ja) * 2004-09-16 2010-06-09 株式会社デンソー 湿度センサ
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JP4455286B2 (ja) * 2004-11-09 2010-04-21 株式会社日本自動車部品総合研究所 静電容量式湿度センサ
US7418285B2 (en) * 2004-12-29 2008-08-26 Abbott Laboratories Analyte test sensor and method of manufacturing the same
JP2006344783A (ja) * 2005-06-09 2006-12-21 Fujitsu Ltd 半導体装置及びその製造方法
US7170302B2 (en) * 2005-06-27 2007-01-30 Fu Ching Lee Capacitive soil moisture sensor
EP1948203A2 (de) 2005-10-26 2008-07-30 Medivas, LLC Aromatische di-säure-haltige poly (esteramid) polymere und anwendungsverfahren
WO2008026997A1 (en) * 2006-08-29 2008-03-06 Abb Research Ltd. A method and a device for determining the moisture content in a part of the insulation of a power transformer during drying thereof
US7688215B2 (en) * 2007-02-27 2010-03-30 Detec Systems Llc Moisture detection sensor tape and probes to determine surface moisture and material moisture levels
CN102365692B (zh) * 2009-04-07 2013-10-16 三菱电机株式会社 油浸电气设备状态分析装置及油浸电气设备状态分析方法

Also Published As

Publication number Publication date
CN102077081B (zh) 2014-07-23
CN102077081A (zh) 2011-05-25
US8525535B2 (en) 2013-09-03
BRPI0914671A2 (pt) 2015-10-20
DE602008003325D1 (de) 2010-12-16
EP2138834A1 (de) 2009-12-30
EP2138834B1 (de) 2010-11-03
US20110115506A1 (en) 2011-05-19
WO2009156296A1 (en) 2009-12-30

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