Yu.N. Khizhnyakov – Dr.Sc. (Eng.), Professor, Department of Automation and Remote Control,  Perm National Research Polytechnic University

E-mail: luda @ at.pstu.ru

N.G. Lipatnikov – Master, Department of Automation and Remote Control,  Perm National Research Polytechnic University

E-mail: lipatnikovnikita@yandeх.ru