DE3871979D1 - Testen eines transformators. - Google Patents

Testen eines transformators.

Info

Publication number
DE3871979D1
DE3871979D1 DE8888301079T DE3871979T DE3871979D1 DE 3871979 D1 DE3871979 D1 DE 3871979D1 DE 8888301079 T DE8888301079 T DE 8888301079T DE 3871979 T DE3871979 T DE 3871979T DE 3871979 D1 DE3871979 D1 DE 3871979D1
Authority
DE
Germany
Prior art keywords
conductor
high frequency
displacement
frequency
modulation
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 - Lifetime
Application number
DE8888301079T
Other languages
English (en)
Inventor
Raymond Leslie Coleman
Peter Alfred Kurn
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.)
ERA Patents Ltd
Original Assignee
ERA Patents 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 ERA Patents Ltd filed Critical ERA Patents Ltd
Application granted granted Critical
Publication of DE3871979D1 publication Critical patent/DE3871979D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/62—Testing of transformers
DE8888301079T 1987-02-16 1988-02-09 Testen eines transformators. Expired - Lifetime DE3871979D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878703543A GB8703543D0 (en) 1987-02-16 1987-02-16 Transformer testing

Publications (1)

Publication Number Publication Date
DE3871979D1 true DE3871979D1 (de) 1992-07-23

Family

ID=10612380

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888301079T Expired - Lifetime DE3871979D1 (de) 1987-02-16 1988-02-09 Testen eines transformators.

Country Status (6)

Country Link
US (1) US4857856A (de)
EP (1) EP0279577B1 (de)
AT (1) ATE77490T1 (de)
AU (1) AU596498B2 (de)
DE (1) DE3871979D1 (de)
GB (1) GB8703543D0 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9113593U1 (de) * 1991-10-31 1992-04-09 Plath, Klaus-Dieter, 1000 Berlin, De
US5396172A (en) * 1993-07-20 1995-03-07 Ontario Hydro Transformer fault analyzer
US5455506A (en) * 1994-07-21 1995-10-03 Copek Electro Ltee Method and portable testing apparatus for safely testing an autotransformer for power distribution lines
DE19935515A1 (de) * 1999-07-28 2001-02-01 Abb Patent Gmbh Vorrichtung zur Messung des Anpreßdruckes eines Wicklungspreßelements in einem Leistungstransformator
US6369582B2 (en) * 2000-05-04 2002-04-09 Georgia Tech Research Corporation System and method for off-line impulse frequency response analysis test
US6549017B2 (en) 2000-05-04 2003-04-15 Georgia Tech Research Corporation System and method for on-line impulse frequency response analysis
US6445196B1 (en) 2000-09-25 2002-09-03 Xenia Burdette White Transformer test control device
WO2002035248A1 (en) * 2000-10-27 2002-05-02 Doble Engineering Company Power transformer transfer function testing
US6466034B1 (en) 2001-05-29 2002-10-15 Powertech Labs Inc. Transformer winding movement detection by high frequency internal response analysis
US6580276B2 (en) * 2001-08-24 2003-06-17 Abb Technology Ag Tap switch for frequency response and partial discharge measurement
US6788077B2 (en) 2001-12-20 2004-09-07 Abb Inc. Automated test sequence editor and engine for transformer testing
US6853939B2 (en) * 2002-01-18 2005-02-08 Georgia Tech Research Corporation Systems and methods for multiple winding impulse frequency response analysis test
FR2848300B3 (fr) * 2002-12-10 2005-01-07 Alstom Procede pour diagnostiquer un defaut sur un enroulement de transformateur
FR2860593A1 (fr) * 2003-10-03 2005-04-08 Alstom T & D Sa Procede pour diagnostiquer un defaut sur un enroulement de transformateur
US20050096772A1 (en) * 2003-10-31 2005-05-05 Cox David N. Transformer performance prediction
US7030602B2 (en) * 2004-02-04 2006-04-18 Kuhlman Electric Corporation Testing of current transformers
CA2561000C (en) * 2004-03-23 2014-06-17 Jose R. Marti Electric winding displacement detection method and apparatus
US20070052426A1 (en) * 2005-08-01 2007-03-08 Wells Charles H On-line transformer condition monitoring
US7119548B1 (en) 2005-11-14 2006-10-10 Honeywell International, Inc. Current transformer test device and method
US8381329B2 (en) * 2006-10-24 2013-02-26 Bradley Fixtures Corporation Capacitive sensing for washroom fixture
EP2193380A2 (de) * 2007-09-27 2010-06-09 The Indian Institute of Technology, Bombay Diagnoseverfahren zur bestimmung von verformungen in einer transformatorwicklung
EP2120317A1 (de) * 2008-05-14 2009-11-18 ABB Research LTD Verfahren und Vorrichtung zur Bestimmung der mechanischen Resonanzfrequenz eines Schwingungsmodus für ein Spulengehäuse eines Transformators
US7961112B2 (en) * 2009-01-29 2011-06-14 Osisoft, Inc. Continuous condition monitoring of transformers
WO2011010325A1 (en) * 2009-07-23 2011-01-27 Indian Institute Of Technology, Bombay An on-line diagnostic method for health monitoring of a transformer
CN111913061A (zh) * 2020-07-06 2020-11-10 西安热工研究院有限公司 一种发电厂大容量主变损耗测试的试验系统及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU149832A1 (ru) * 1961-07-31 1961-11-30 Ю.В. Грачев Способ контрол изол ции обмотки погружного электродвигател
US3521158A (en) * 1968-01-11 1970-07-21 Ird Mechanalysis Inductive vibration pickup apparatus
GB1513038A (en) * 1975-10-10 1978-06-01 Gen Electric Co Ltd Electrical transformers of the kind employing a magnetic core
SU705389A1 (ru) * 1976-09-01 1979-12-25 Sorokin Nikolaj E Устройство дл определени коротких замыканий в обмотках электрических машин
US4261206A (en) * 1978-08-18 1981-04-14 Mitsubishi Denki Kabushiki Kaisha Fault diagnostic device for winding of electric machinery and apparatus
US4502329A (en) * 1982-04-07 1985-03-05 Mitsubishi Denki Kabushiki Kaisha Method for checking insulative condition of insulated windings used in electrical appliances
SU1114988A1 (ru) * 1983-06-09 1984-09-23 Предприятие П/Я А-7007 Устройство дл обнаружени замыканий при испытании изол ции обмоток электрических машин
JPH103371A (ja) * 1996-06-14 1998-01-06 Niigata Nippon Denki Software Kk 頁レイアウト比較装置と頁レイアウト表示装置

Also Published As

Publication number Publication date
AU596498B2 (en) 1990-05-03
US4857856A (en) 1989-08-15
EP0279577A1 (de) 1988-08-24
GB8703543D0 (en) 1987-03-25
AU1146188A (en) 1988-08-18
EP0279577B1 (de) 1992-06-17
ATE77490T1 (de) 1992-07-15

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Legal Events

Date Code Title Description
8332 No legal effect for de