Statistical and Numerical Analysis of Transformer Oil AC Breakdown (CROSBI ID 633466)
Prilog sa skupa u zborniku | izvorni znanstveni rad | međunarodna recenzija
Podaci o odgovornosti
Marković, Mladen ; Radić, Ivanka ; Matun, Vlatka
engleski
Statistical and Numerical Analysis of Transformer Oil AC Breakdown
Transformer oil AC breakdown research is an important part of transformer insulation design. Research presented in this paper consists of statistical and numerical analysis of breakdown data measured in portable oil tester. Statistical analysis is done by modeling measured data as a random process with Gaussian and Weibull probability function. Numerical analysis uses statistical data for calculation of stressed oil volume, stressed electrode area and safety factors of “cumulative stress” method. Both statistical and numerical analysis showed how breakdown withstand depends on different variables and why they are important in measurement interpretation.
oil breakdown; Gaussian distribution; Weibull distribution; FEM; stressed oil volume; stressed electrode area; cumulative stress method
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Podaci o prilogu
2014.
objavljeno
Podaci o matičnoj publikaciji
Podaci o skupu
3rd Internatinal Colloquium Transformer Research and Asset Management
predavanje
15.10.2014-17.10.2014
Cavtat, Hrvatska