Extraction of transformer saturation curve from ferroresonance measurements based on Nelder− Mead optimization method

V Milardić, A Tokić, I Uglešić, A Xemard - Electric Power Systems Research, 2023 - Elsevier
An accurate representation of the transformer saturation curve is essential for calculations of
low frequency transients (inrush current, ferroresonance, load rejection) and steady states …

On the impact of geomagnetically induced currents in driving series capacitor compensated power systems to ferroresonance

B Behdani, M Allahbakhshi, M Tajdinian - International Journal of Electrical …, 2021 - Elsevier
Solar storms cause disturbances in the Earth's magnetic field, which results in quasi-DC
geomagnetically induced currents (GICs) flow in the grounded sections of the system. The …

Determination of single-phase transformer saturation characteristic by using Nelder–Mead optimization method

A Tokić, M Kasumović, M Pejić, V Milardić… - Electrical …, 2021 - Springer
Correctly modelling the nonlinear saturation characteristics of the transformer iron core is of
great importance in steady-state calculations (harmonics and power quality) and …

A method for measurement, and monitoring of earth return current flow in medium voltage transformers

B Behdani, M Allahbakhshi… - 2020 28th Iranian …, 2020 - ieeexplore.ieee.org
HVDC systems under monopolar activity, give rise to flow of earth return currents (ERCs) in
nearby AC systems. Medium, and large distribution transformers feeding industries, are of …

[HTML][HTML] Моделирование трехобмоточного силового трансформатора в Matlab Simulink

АВ Затонский, ИС Долгополов - Вестник Ивановского …, 2022 - cyberleninka.ru
Анализ энергоэффективности электрических сетей 110 кВ затруднен отсутствием
возможности проведения экспериментов на действующем оборудовании, а именно на …

[HTML][HTML] Разработка упрощенной модели трансформатора тока для исследования работы релейной защиты в переходных режимах

ТС Мухаметгалеева, ДС Федосов - iPolytech Journal, 2021 - cyberleninka.ru
Целью работы является создание упрощенной модели трансформатора тока на
основе данных его вольтамперной характеристики. Данная модель применима для …