I.K. Belova - Ph. D. (Phys.-Math.), Kaluga branch of the Bauman MSTU E.O. Deryugina - Ph. D. (Eng.), Kaluga branch of the Bauman MSTU A.V. Ermolenko - Post-graduate Student, Kaluga branch of the Bauman MSTU. E-mail: syvorova_eo@mail.ru

A.A. Zhilnikov1, T.A. Zhilnikov2, V.I. Zhulev3

1,2 Academy of Law and Management of the Federal Penitentiary Service of Russia (Ryazan, Russia)

3 Ryazan State Radio Engineering University n. a. akad. V.F. Utkin (Ryazan, Russia)