1. Maintenance Department, Štore Steel d.o.o., Železarska Cesta 3, Štore, Slovenia
2. Research and Development Department, Štore Steel d.o.o., Železarska Cesta 3, Štore, Slovenia
3. Institute of Metals and Technology, Lepi pot 11, Ljubljana, Slovenia
4. Laboratory for Fundamentals and Theory in Electrical Engineering, Faculty of Electrical Engineering and Computer Science, University of Maribor, Smetanova 17, Maribor, Slovenia
5. Laboratory for Electrical Power Engineering, Faculty of Electrical Engineering and Computer Science, University of Maribor, Smetanova, Maribor, Slovenia