Comparison of instantaneous power from variable shock loads in time based on the dissipation model

被引:0
作者
Rajczyk, Marlene [1 ]
机构
[1] Czestochowa Tech Univ, Fac Civil Engn, PL-42218 Czestochowa, Poland
来源
PROGRESS IN INDUSTRIAL AND CIVIL ENGINEERING II, PTS 1-4 | 2013年 / 405-408卷
关键词
fft; differential equations; main formant;
D O I
10.4028/www.scientific.net/AMM.405-408.3178
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The results of the analysis of the vibration energy from impact loads varying in time using the dissipation model. On the basis of the solutions resulting from the model of the second order differential equation with variable driving function analysis was performed at the time of the FFT function of the displacement of dissipation points by the adopted and specified matrix values of the masses, elasticity and damping. Spectral analysis is based on the compounds resulting from the vibration energy proportionality, as a momentary power surge force, to the sum of the product of the squares of the displacement and squares of the vibration frequency.
引用
收藏
页码:3178 / 3181
页数:4
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