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University of Brest, France

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National Taiwan University of Science and Technology, Taiwan, Province of China

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UPC Broadband Slovakia, Slovakia

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University of Zilina, Slovakia

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Brno University of Technology, Czech Republic

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Brno University of Technology, Czech Republic

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Ankara University, Turkey

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Institute of Medical Technology and Equipment, Poland

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VSB - Technical University of Ostrava, Czech Republic

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Academy of Sciences of the Czech Republic, Czech Republic

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University of Defence, Czech Republic

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Wroclaw University of Science and Technology, Poland

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Technical University of Radom, Poland

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Technical University of Kosice, Slovakia

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University of Economics in Katowice, Katowice, Poland

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Honeywell International, Czech Republic

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Brno University of Technology, Czech Republic

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Delhi Technological University, India

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Shantou University, China

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VSB - Technical University of Ostrava, Czech Republic

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Tomas Bata University in Zlin, Czech Republic

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University of Zilina, Slovakia

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University of Defence, Czech Republic

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Technical University of Cluj Napoca, Romania

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National Research University "MPEI", Russian Federation

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Guanajuato University, Mexico

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University of Pardubice, Czech Republic

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University of West Bohemia in Plzen, Czech Republic

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Technical University of Cluj Napoca, Romania

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Warsaw University of Technology, Poland

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Isfahan University of Technology, Iran, Islamic Republic Of

Mauro Tropea
DIMES Department of University of Calabria, Italy

Viktor Valouch
Academy of Sciences of the Czech Republic, Czech Republic

Jiri Vodrazka
Czech Technical University in Prague, Czech Republic

Miroslav Voznak
VSB - Technical University of Ostrava, Czech Republic

He Wen
Hunan University, China

Otakar Wilfert
Brno University of Technology, Czech Republic


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Fail Detection of HV Machines Through Discharge Analysis – Focused on Transformers

Magdalena Bujalobokova, Pavel Trnka

DOI:


Abstract

High operational reliability of the power transformers is one of the most important features. Fast failure detection is the main aim. The power transformers producer faces the customer’s pressure not only for failure detection and prediction. Recently is also requested a failure identification. Economical pressure requires reducing of the revisions budget. This is the reason why the system of diagnostics has to identify transformer failure. It helps to reduce the time needed for preparation and repair. Recent known detection methods can be divided to on-line and off-line method. Both methods have their own advantages and disadvantages. The results are not always satisfactory. Paper deals with summarization of recently used partial discharges (PD) detection methods and their application in the power transformer diagnostics.

Keywords


Fail detection; power transformers; diagnostic.

Full Text:

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