阻尼的

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。

Based on the conformation and working principle of this damper,the model of damping force corresponding to the viscous damper is constructed.

为了充分利用线性阻尼器的优点，并改进其不足，本文研制了一种调节阀式粘滞阻尼器该阻尼器由缸筒

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。

The exterior are belong to structure form, geometrical topology, loading case, boundary condition and other external factors. The division will be convenient for a researcher to find the real reasons affecting the dynamic characteristics of the damper. One dimensional stress and strain formulations are deduced by means of the standard derivative and fractional derivative model using the linear viscoelastic theory.

本文主要研究橡胶类粘弹性高阻尼材料及其元件的动态特性，在分析国内外关于橡胶类阻尼材料和元件的理论分析和实验研究的基础上，将影响阻尼器的因素分成属于材料特性的内在因素和属于诸如结构形式、几何尺寸、承载方式、边界条件等外在因素两大类，以利找出影响橡胶阻尼器动特性的真正原因。

The validity of the method is demonstrated by comparison with results obtained from tests on a practical drive system. The influence of damper winding on performances of self-controlled synchronous motor, especially on commutation process and commutation limit, are analyzed in detail. It is shown that damper winding has little effect on increasing overload capability. The influences of field winding on torque, commutation process and overload capability are analyzed also.

然后在此基础上，分析了阻尼绕组和励磁绕组对自控式同步电动机性能的影响，包括对电磁转矩、换流过程和过载能力的影响，重点分析了阻尼绕组对换流过程和换流极限的影响，讨论了阻尼绕组在自控式同步电动机中的作用，得出阻尼绕组对提高过载能力作用不大的看法。

The feedback effect of viscous heating on fluid damping force is considered based on a three-parameter model and a dynamic model including a heat transfer and energy transformation equation is developed,and the state of heat balance of the damper is discussed.

主要针对长阻尼孔形式下的流体阻尼器进行分析，在三参数模型的基础上研究了流体粘性发热对流体阻尼力的反馈作用，从而建立了含热能转换与热交换的阻尼器的动力学模型，同时对系统的热平衡状态进行了分析。

The operating case of current liquid dampers, in which have been used in engineering, has been investigated by analyzing the distribution of oil kinetics parameters such as pressures and flow velocities based on finite element method for design of constructer of the new MR fluid damper and its characteristic simulation.

通过分析目前工程中的轿车液力阻尼器工作原理，采用有限元法对阻尼器内部流体的工作状态进行了分析；探讨了油液在工作过程中的压力、流速及其流场分布的动力学特征，为流体阻尼器结构设计及其阻尼特性的数值模拟分析提供了理论依据。

Through the conductor self damping measurements verified the rationality of improved formula for calculating transmission line self damping; through the damping tests of stockbridge damper is installed in different location, indirectly verified the correctness of the location optimized calculation of the stockbridge damper; through the damping test of wire dampers, the correctness of damping energy calculated theory of wire dampers are proved.

通过输电线自阻尼测试试验，验证了改进后输电线自阻尼计算公式的合理性；通过防振锤不同安装位置时的消振试验，间接验证了优化后的防振锤安装位置计算方法的科学性；通过阻尼线的消振试验，证明了阻尼线耗能计算理论的正确性。

Based on the original damping coefficients formula, the improved Reynolds equation is presented and the damping coefficients formula include the frequency variable is recomputed. The relation with the damping coefficients and working frequency is obtained and the results are certified using the finite element analysis simulation. Moreover, the damping coefficients of perforated-hole film are obtained on the basis.

本文在推导原阻尼系数公式的基础上，提出了改进的雷诺方程，重新推导得到了包含频率信息的膜结构阻尼系数公式，指明了阻尼系数与工作频率之间的关系，并通过有限元仿真分析给与验证，同时在此基础上得到多孔方形膜结构的阻尼系数。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。