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CONFERENCE PROCEEDINGS
6th INTERNATIONAL CONFERENCE
CONTEMPORARY ACHIEVEMENTS IN CIVIL ENGINEERING 2018 , 2018.y., pp. 183-192


COMPUTER SIMULATION 1D MODEL EXCITED OF TWO FREQUENT BY THE ACTION OF EXTERNAL DISPLACEMENT – PART 1
 
DOI: 10.14415/konferencijaGFS2018.016
UDC: 531.1:519.87
CC-BY-SA 4.0 license
Author : Miličić, Ilija M.; Lađinović, Đorđe; Miličić, Ivana I.
 
 Summary:
 In this paper is simulated motion of the 1D model at low frequencies of moving an external excitation. The external excitation is imposed by two equal amplitudes of displacement (Ω1=Ω2=0) which is particularity of this research. Using the FFT and IFFT transformation algorithms, the amplitude of displacement are treated in the frequency and time domain, which in the final response solution correspond with the transmission function (I.M.Miličić, 2015). On the basis of the simulated simulations for a possible "motion" case, there is a displacement in the system controlled by the stiffness of the model – the structure.
 
 Keywords:
 Simulation, dynamic model, FFT and IFFT algorithm, transfer function, displacement.