The frequency response functions of relative displacement and absolute acceleration are derived under acting of harmonic ground excitation.
推导了地面简谐运动作用下的加速度和位移的频率响应函数。
In the analysis resonant frequency, modal loss factor and harmonic response of structures are studied.
在分析中分别针对结构的固有频率、模态损耗因子以及简谐响应进行了研究。
The stationary solution of system was solved by harmonic balance method, and the amplitude-frequency response was presented.
采用复变函数将系统的动力学方程简化，利用谐波平衡法分析了系统的稳态解，得到了系统的幅频响应。
Meanwhile, dynamic harmonic response has been made, the vibration response characteristics of cutting part are analyzed from the perspective of frequency response.
同时进行了动力学谐响应分析，从频率响应的角度分析了截割部的振动响应特征。
Analysis of harmonic response found out the peak frequency of the joint possible to resonate and the stress and strain under peak frequency.
谐响应分析主要是研究联轴器的幅频响应特性，分析其可能的共振峰值频率以及峰值频率下的应力应变情况。
It is concluded that the transient response to a high frequency harmonic ground motion can increase greatly the displacement response of structures, particularly for the long period structures.
研究结果表明：在简谐地面加速度作用下，高频地震动也可以引起长周期结构产生很大的位移反应，且最大位移反应出现在结构的瞬态自由振动阶段。
Based on this, dynamic property of EQ6590KS1 coach body frame was studied, the seven native frequency and its harmonic response property are gained.
在此基础上，对车架的动态特性进行了分析，得到EQ 6590ks1车架在动态特性下的前七阶固有频率和相应的谐响应特性。
When the response frequency is equal to the eigen-frequency of a derived system, harmonic resonance, super-harmonic resonance and combined harmonic resonance may occur.
当响应频率等于派生系统的固有频率时，将会出现主共振、超谐共振和组合共振现象；
Finally, it gets frequency band which should be avoided and provides target variables or state variables for the optimum design of gantry crane by the harmonic response analysis for gantry crane.
通过对龙门起重机进行谐态分析，得出应该避免的固有频率段，并且为龙门起重机的优化设计提供了目标变量或状态变量。
The second-order harmonic can change the Normalized Impedance of the resonance cavity, and cause the distortion of Frequency Response;
二次谐波可使谐振腔归一化阻抗发生变化，导致强声发生器频率响应曲线失真；
The second-order harmonic can change the Normalized Impedance of the resonance cavity, and cause the distortion of Frequency Response;
二次谐波可使谐振腔归一化阻抗发生变化，导致强声发生器频率响应曲线失真；
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