A variable damping system is conceived and designed.
构思设计了一种可变阻尼系统。
The effect of stiffness constant, viscosity damper coefficient and variable mass on the damped frequency 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。
Methods of increasing damping radio are introduced for fluid power system, and the pneumatical proportional servo system with variable damping ratio is put forward.
介绍了流体动力系统常用的提高阻尼比的方法，提出了可调液压阻尼器的变阻尼气压比例伺服系统。
Considering the disadvantages of the system, such as strong nonlinearity, low damping, low stiffness and the change of environment, a variable structure controller is designed in the thesis.
针对系统非线性强、阻尼比低、运行条件变化性大等特点，本文提出一种基于变结构控制理论的控制器。
The modal strain energy ratio of PAF to whole system is a critical variable to evaluate the contribution of the CDL to the whole system damping.
星箭支架变形能占全箭模态总能量的比例是约束阻尼层阻尼贡献的重要参考量。
The modal strain energy ratio of PAF to whole system is a critical variable to evaluate the contribution of the CDL to the whole system damping.
星箭支架变形能占全箭模态总能量的比例是约束阻尼层阻尼贡献的重要参考量。
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