This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Piotr Gajewski
Wrocław University of Science and Technology, Department of Electrical Machines, Drives and Measurements, Wybrzeże Wyspiańskiego 27, 50-370,Wrocław, Poland
Krzysztof Pieńkowski
University of Science and Technology, Department of Electrical Machines, Drives and Measurements, Wybrzeże Wyspiańskiego 27, 50-370,Wrocław, Poland