V.G. Avgustinovich - Dr.Sc. (Eng.), Professor, Department of Aircraft Engines, Perm National Research Polytechnic University. E-mail: august@avid.ru T.A. Kuznetsova - Ph.D. (Eng.), Associate Professor, Department of Design and Technologies in Electrical Engineering, The Head of Distance Education Technologies Centre, Perm National Research Polytechnic University. E-mail: tatianaakuznetsova@gmail.com