通过和单自由度线性弹簧-质量-阻尼系统进行比较，得到该带裂缝梁结构的等效自然频率和等效粘滞阻尼比。
The equivalent viscous damping ratio and the equivalent natural frequency are obtained by comparing the system with a purely linear, spring-mass-damper system of single freedom.
其中包含有取决于振幅的等效线性刚度和阻尼。
The equivalent linear stiffness and damping depending on the vibration amplitude were studied.
运用随机振动理论与随机等效线性化理论建立了邻联间安装粘滞阻尼器后最大相对位移及墩顶最大位移的计算方法。
The peak relative displacement between adjacent segments and the peak pier drift are obtained based on random vibration theory and stochastic equivalent linearization method.
这里的粘弹性分数导数模型的等效线性粘性阻尼系统进行了讨论。
The equivalent linear viscous damping system for the viscoelastic fractional derivative model is discussed here.
基于等效线性化的隔震工程设计参数，建立非比例阻尼隔震结构模型。
The structure is modeled as non-proportionally damped system based on equivalent linearized parameters which is used for practical design.
将所得变化规律与等效粘性阻尼理论相结合，给出了一种依赖于应变和频率的非线性阻尼本构关系式。
Based on above fitted relation and equivalent viscous damping theory, a nonlinear constitutive equation of damping alloy depending on strain amplitude and frequency is put forward.
根据能量等效的思想，把滞变结构等效为一个阻尼损耗和一个非线性弹性结构的组合。
On the basis of energy-equivalence principle, the hysteretic structure considered is converted into a combination of a damping dissipation part and a nonlinear elastic structure.
分析了线性粘滞阻尼器与非线性粘滞阻尼器阻尼系数的等效关系。
The equivalent damping coefficient between linear and nonlinear viscous damper is investigated.
本文在液体晃动等效力学模型的频响函数拟合方法的基础上，导出一种处理非线性液体晃动阻尼问题的模型参数近似拟合方法。
Based on the frequency response functions curve fit method, an approximate method for extraction of sloshing model parameters about the problem of nonlinear damping is derived.
建立了带附加气室空气弹簧系统的动力学方程，经过线性化处理后推导出系统的复刚度模型，依照复刚度模型建立了系统的等效刚度、等效阻尼及固有频率的计算模型。
The dynamics equations of air spring system with auxiliary chamber were established, and the complex stiffness model of the system was deduced according to the equations being linearly processed.
推导同时考虑弯曲变形和剪切变形时的群桩刚度矩阵，采用分别计算各子结构阻尼的方式来考虑整个结构的阻尼，并采用等效线性化原理来考虑土体的非线性。
Stiffness matrix of the piles was given, including bending and shear deformation effects. The damping of the entire structure was calculated using the damping of each of the sub-structures.
推导同时考虑弯曲变形和剪切变形时的群桩刚度矩阵，采用分别计算各子结构阻尼的方式来考虑整个结构的阻尼，并采用等效线性化原理来考虑土体的非线性。
Stiffness matrix of the piles was given, including bending and shear deformation effects. The damping of the entire structure was calculated using the damping of each of the sub-structures.
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