阻尼力

Numerical method is used to investigate the bogie's ateral stability under diverse nonlinear factors. The influence of nonlinearities and conicity on the critical speed is investigated. The nonlinear forces considered in the bogie system include creep-force between the rail and wheel, longitudinal damping and the flange contact force.

利用数值方法研究了不同非线性力作用下转向架的横向稳定性，得到轮轨饱和力、蠕滑力、纵、横向阻尼力、轮缘死区接触力、踏面斜率以及轮轨间隙对转向架系统线性、非线性临界速度的影响规律。

It is found that the Coulomb friction of the MR fluid damper increases with the increasing of the applied magnetic strength.

研究表明，磁流变液阻尼器的库仑阻尼力随施加的磁场强度的增加而增大。

With the research of the mechanism of fluid damping, the expression of the fluid damping force is established.

本文首先通过研究流体阻尼的形成机制，建立流体阻尼力的函数表达式。

And then, damping force model of SMA plate damper is deduced from classic mechanical principle.

然后 ，根据经典力学理论推导建立了SMA板式阻尼器的阻尼力模型。

Damping force can be controlled in one of the two ways,open loop control or force feedback control.

通过特性试验，得到示功特性、速度特性，经转换得到阻尼器的阻尼力——电压模型和阻尼系数——电压模型。

With boundary conditions,pressure distribution and the damping force on the plate can be found by solving the differential equation.

结合边界条件求解该方程可以得到各种压膜阻尼结构中的阻尼压强分布和阻尼力。

The semi-active control for structures can be realized by utilizing the characteristics of adjust￣able damping force of MR dampers.

利用MR阻尼器阻尼力可以调节的特性能实现对结构响应的半主动控制，直接根据结构的响应对MR阻尼器实施状态跳跃控制。

The formula of the output damping force and displacement was obtained for this kind of SMA damper based on the established mechanics model.

给出了该种阻尼器的阻尼力与振动位移关系公式，并针对三款该种阻尼器缩尺模型给出了具体数据。

Through extracting viscous damps' damping force, displacement and energy consumption, we can find that the wharf's horizontal displacement is effectively reduced and seismic energy is consumed by viscous dampers.

提取了粘滞阻尼器在不同峰值加速度时的阻尼力、位移和耗能量。结果表明，粘滞阻尼器能够有效地控制高桩码头的水平位移，消耗地震能量。

The results indicated that the homogeneous ER liquid with significant ER effect at room temperature is obtained by mixing the side-chain liquid crystal polysiloxanes containing p-methoxyl phenyl benzolate and silicone oil.

结果表明，用含苯甲酸甲氧基苯酯的侧链液晶聚矽氧烷能组成在室温下表现出较强ER活性的均相ER液，它在外加电场E=2.2kv/mm ，剪切速率为3005s^(-1)时，剪切应力达到1550Pa；增加E和振动频率，均相ER液智能阻尼器的阻尼力均增加，阻尼效果提高。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。