D.S. Grigoryan - Ph.D. (Eng.), professor MA AAD AF RF. E-mail: dan-grigoryan@yandex.ru S.A. Klimov - Ph.D. (Eng.), associate professor, doctoral candidate, MA AAD AF RF. E-mail: zuk_house@rambler.ru D.G. Mitrofanov - Ph.Dr.Sci. (Eng.), senior research associate, MA AAD AF RF. E-mail: mdgvapvo@yandex.ru A.G. Prohorkin - Ph.D. (Eng.), doctoral candidate, MESC «CA AF RF». E-mail: prohorkin@yandex.ru