S.L. Podvalny - Dr.Sc. (Eng.), Professor, Head of Department of Automated and Computer Systems, Voronezh State Technical University E-mail: spodvalny@yandex.ru E.M. Vasiljev - Ph.D. (Eng.), Associate Professor, Department of Automation and Informatics in Technical University, Voronezh State Technical University E-mail: vgtu-aits@yandex.ru