Transformers Magazine, Vol. 2 No. 4, 2015.

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Editorial Message (str. 7-7)

Mladen Banović
Uvodnik

Determining transformer core losses based on investigation of core material behaviour during test and operation – mathematical interpretation (str. 20-25)

Ahmed Gamil, Franz Schatzl
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Demagnetisation of grain-oriented electrical steels (GOES) (str. 32-37)

Stan Zurek
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A smart way to minimize test time for transformer dielectric measurements (str. 44-51)

Jill Duplessis, Matz Ohlen
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The measurement and normalisation of dielectric dissipation factor for diagnostics of transformer insulation (str. 60-65)

Anatoly Shkolnik
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Acoustic localisation of partial discharge in power transformers (str. 88-95)

Stefan Hoek, Udo Ranninger
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