The effect of stiffness constant, viscosity damper coefficient and variable mass on the dampedfrequency and the relative damping ratio of the system were studied.
研究了系统刚度、粘性阻尼系数尤其是变质量等参数对系统固有频率和阻尼比的影响。
2
An accurate modal superposition method for calculating frequency response function of viscoelastically damped structures is put forward.
本文建立了粘弹阻尼结构频响函数计算的高精度模态展开法。
3
The damped blades is a nonlinear dynamic system, so its natural frequency can be influenced by external force.