A.A. Bylov - Design Engineer, JSC Academician M.F. Reshetnev «ISS» (Zheleznogorsk). E-mail: AlexeyBylov1986@ya.ru I.Y. Danilov - Head of Department, JSC Academician M.F. Reshetnev «ISS» (Zheleznogorsk). E-mail: danilov@iss-reshetnev.ru