A small-step searching method is introduced to find the best locations and structure parameters of the undamped vibration absorbers .

并利用小步长搜索法来确定 无 阻尼吸 振器的最优结构参数和位置参数。

The optimization design of location parameters and structure parameters are discussed in this paper for the undamped vibration absorbers attached to the continuous systems under the simple harmonic excitation .

本文讨论了连续系统在简谐激励下， 无 阻尼吸振器位置参数和结构参数的优化问题。

Finally IRBM is used to analyze the static and undamped free vibration problems in this study . 2 .

本文将求逆缩减基法用于结构静力分析和 无 阻尼自由 振动分析。（2）提出了系数缩减基法。

The relationship between the damage index and damage was studied by the analysis of the modal 's undamped free vibration .

通过对模型的 无 阻尼自由 振动分析研究损伤指标与损伤之间的关系；

A Comparison Between Damped Dynamic Damper and Undamped Dynamic Damper About Absorber Vibration Property

阻尼吸振器与 无 阻尼吸振器吸 振性能的比较

Research on Undamped Vibration Absorber Attached to the Continuous Systems

连续系统的 无 阻尼 动力吸振器优化设计

A formula of undamped natural vibration for steering system has been derivated based on the mechanical model for motorcycle steering system by which the inherent characteristics for the system are gained .

从摩托车转向系统力学模型入手，推导出转向系统 无 阻尼自由 振动方程，从而得出系统固有特性。

The exact solution of linear undamped forced vibration response is developed and the damped forced vibration as well as the self-excited oscillation are obtained numerically .

推导了 弹性 轴向 行进 索 无 阻尼线性受迫 振动解，用数值方法求得有阻尼 行进 索受迫振动和自激振动响应。

The response of two-degree-of-freedom undamped systems to harmonic excitations and to general initial conditions is presented by the undetermined coefficient method . The coordinate transformation is applied to demonstrate that dynamic vibration absorbers cannot eliminate vibration of the principal system for general initial conditions .

用待定系数法给出了一般初值条件下 无 阻尼两自由度 振系对简谐激励的响应，并用坐标变换法证明在一般初值条件下动力吸 振器不能完全消除主系统的振动。

The trusses are discretized into space bar elements . In the part of dynamic analysis the undamped forced vibration of structure under seismic loading is considered .

把桁架离散为空间杆单元，在动力分析部分考虑了结构在地震力作用下的 无 阻尼强迫 振动。