1. Department of Electrical Equipment, Electric Drive and Automation, Nizhny Novgorod State Technical University n. a. R.E. Alekseev, 603155 Nizhny Novgorod, Russia
2. Department of Theoretical and General Electrical Engineering, Nizhny Novgorod State Technical University n.a. R.E. Alekseev, 603155 Nizhny Novgorod, Russia
3. Department of Electric Power Engineering, Power Supply and Power Electronics, Nizhny Novgorod State Technical University n.a. R.E. Alekseev, 603155 Nizhny Novgorod, Russia