TY JOUR TI HYSTERESIS LOOP SIMULATION MODEL DEVELOPMENT IN THE MATLAB PROGRAMM COMPLEX KW hysteresis loop KW three-phase transformer KW symmetrical and asymmetrical cycle of magnetization reversal JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Filimonov, S.. PY 2016 IS 1 PB Belgorod State Technological University named after V.G. Shukhov