单自由度系统

从单自由度系统衰减响应分离与辨识粘性与干摩擦混合阻尼的方法

A Method for Separating and Identifying Mixed Coulomb and Viscous Damping from Decrement Response of a Single Degree-of-freedom System

系统地研究了单自由度系统和多自由度桥梁结构的地震能量响应及其分配规律，从而建立了与《铁路工程抗震设计规范》相符的能量反应谱。

Seismic energy response and its distributions of SDOF system and MDOF bridges are systematically study . And energy response spectra are established in accord with Seismic Design Code for Railway Engineering .

用Laplace变换及其反变换，解析地计算了解耦后单自由度系统的时域和频域响应。

With Laplace transformation and inverse Laplace transformation , analytical solutions of time domain response and frequency domain response of single degrees-of-freedom are obtained .

研究表明，N个自由度弹性系统的地震输入能量可表示为N个弹性单自由度系统弹性输入能量的线性组合，组合系数与多自由度系统的振型和质量分布有关。

The research results indicate that input energy of elastic N degrees of freedom system can be expressed as a linear combination of N elastic SDOF systems . The coefficients depend on the distribution of mass and stiffness of MDOF system .

本文的分析表明，TMD系统对减小白噪声基底输入的单自由度系统的随机反应是十分有效的。

It is demonstrated that the TMD is quite effective in reducing the random response of a single - degree - freedom system under white noise base excitation .

本文以单自由度系统安装一个调谐质量阻尼器（简称TMD）为例，对抗风和抗震两类不同激励工况下TMD的参数设计问题进行了理论研究与对比分析。

Based on the analysis of a single_degree_of_freedom system with a tuned mass damper ( TMD ), the problems in parameter_design of TMD are discussed , including the optimal parameters of TMD for two kinds of functions such as wind and earthquake resistace control .

基于地震动参数如反应谱及Wood-Anderson地震图的计算可归结为单自由度系统的地震反应分析这一基本思想，本文分析了计算单自由度系统地震动力反应的单边差分方法。

The calculation of response spectrum and Wood-Anderson seismogram can be considered as the response of single-degree-of-freedom ( SDOF ) system to ground motion . From the viewpoint of this , the forward difference method for calculating the SDOF system is analyzed in this paper .

变质量质点单自由度系统的振动

Vibration of one degree of freedom PARTICIE with variable mass

单自由度系统的爆炸地震演变响应

Nonstationary Random Response of SDOF System to Evolutionary Random Explosion Seismic Excitation

单自由度系统的碰撞减振

Vibration reduction of single freedom degree system by collision

单自由度系统地震动力反应的实时计算方法

Real-time algorithm of seismic dynamic response for SDOF system

分段线性单自由度系统的随机振动

Random vibration of the single-degree-of-freedom piecewise linear systems

同时讨论了单自由度系统和多自由度系统的振动理论知识。

Besides , it discusses the knowledge of single freedom system and two free-dimensions .

单自由度系统阻尼强迫振动的矢量图解计算

A vectorial graphical computation of the damped forced vibration of the system with one degree of freedom

用渐进功率谱的概念研究非线性系统的非平稳随机振动&单自由度系统

A Study of Nonstationary Random Vibration of Nonlinear Systems by Notion of Evolutionary Power Spectra Single-Degree-of-Freedom Systems

既适用于单自由度系统又适用于多自由度系统；

This method is suitable to both single degree of freedom and multiple degrees of freedom system .

以弹簧&质量系统为力学模型，研究单自由度系统的特性有着非常普遍的实际意义。

Taking spring-mass system as mechanics model to research single-freedom vibration system 's characteristic has universal practical value .

它利用不同频率的单自由度系统计算冲击输入下产生的冲击响应。

It can predict the shock response of shock pulse input by using different single spring / mass system .

每一个振动模态可以被假设为像一个单自由度系统一样单独地响应。

Each of the vibration modes that are considered may be assumed to respond independently as a single-degree-of-freedom system .

单自由度系统最大响应取决于系统的固有频率和阻尼比。

The maximum response depends on the natural frequency of the single-degree-freedom system and the damping ratio of the system .

根据对称性，在任意一个自由度方向将惯性稳定平台简化为单自由度系统。

According to symmetry , at arbitrary degree of freedom , inertial stabilization platform was simplified to one degree of freedom .

最后由单自由度系统遭受地震荷载作用时的控制算例说明所建议的方法是有效的。

Numerical examples of single-degree-of freedom systems under earthquake excitations are given to illustrate the effectiveness of the proposed control strategy .

对单自由度系统，其静刚度与固有频率的平方有正比关系。

For system of single freedom-degree , the relationship of its static stiffness and square of natural frequency is direct ratio .

在考虑扭杆弹簧的具体结构的情况下，对单自由度系统进行建模，与古典振动理论的建模方法进行比较。

Under considering the concrete structure of helical spring to model the1-Dof system and compared with the modeling method of classical vibration theory .

提出了一种测试结合面实际接触状态的方法，此方法以相对位移位基础，将模型简化为单自由度系统，消除了基础振动位移的影响，识别精度高。

Bring out a useful method on testing the actual contact ratio of joints , which is base on relative displacement of vibration .

研究了不考虑阻尼情况下，单自由度系统与固定面多次碰撞后的运动规律和能量损失情况。

The rules of movement and energy dissipation are surveyed with a single freedom degree system striking the fixed face in this paper .

就单自由度系统，分析了斜支撑刚度对阻尼器减震效果的影响。

The effect of brace ' stiffness on the shock absorption of nonlinear viscous damper is analyzed for the single degree of freedom model .

设计了单自由度系统，详细研究了不同参数的金属橡胶减振器对系统的特性的影响。

We designed a one DOF system , and thoroughly researched the influence of MR dampers with difference parameters on the performance of the designed system .

根据单自由度系统的振动理论，详细推导了振动筛对基础动负荷的计算公式；

According to the vibration theories of the single free degree system , the calculation formula on vibration sieve versus foundation 's moving load was deduced in detail .

在以往的研究中多集中在单自由度系统中，通过线性简化方法，使用谱分析得出铅芯橡胶支座的等效刚度和等效阻尼比。

In the previous study the single freedom system is more considered , and the equivalent Stiffness and equivalent damp is got by using linearized model and spectrum analysis .