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Information × Registration Number 0216U001772, 0114U002161 , R & D reports Title Stationary and transient processes in elastics semiplane and cylindrical shell interacting with an internal and external media. popup.stage_title Head Kubenko Veniamin Dmitrievich, Доктор фізико-математичних наук Registration Date 15-04-2016 Organization S.P.Timoshenko Institute of Mechanics popup.description2 The work is devoted to numeral-analytical researches of influence of internal and external streams of ideal incompressible liquid on descriptions of the unsteady nonlinear radial oscillations of composite cylindrical shells. Vibrations are conditioned by operating of the indignant longitudinal coercible loading or disturbances of speed of internal stream. It is considered that indignations operate on the certain eventual intervals of time, and they described by harmonic functions of time. On the base of equations of classic theory of shells methodology of numeral determination of maximums of values of the radial bending of shells is worked out and realized for all the time of transient process. With the use of the methodology dependences of these maximums are investigational on the parameters of disturbances of the longitudinal loading or speed of internal stream : value of permanent constituents, frequencies and amplitudes of harmonic functions. Some specific features of non-stationary fluctuating motions of shells are set under the action of the marked finitary disturbances. Product Description popup.authors Ковальчук Петро Саввич Кубенко Веніамін Дмитрович Подчасов Микола Павлович Янчевський Ігор Владиславович popup.nrat_date 2020-04-02 Close