The paper puts forward a convenient and efficient method on the analysis of vibration natural frequency for ring ultrasonic wave motor stator.
本文提出了一种用于分析环形超声波电动机定子振动固有频率的简便、有效的方法。
In this paper, the natural characteristics of TSS will be analyzed firstly, and then the peculiarity of its frequency and vibration will be summarized.
本文第四章首先对张弦桁架结构的自振特性进行了分析，对其自振频率和振型的特点进行了总结。
Dynamic characteristics of collaborated system mainly include natural vibration frequency and principal mode, which is the base and precondition of dynamic analysis for collaborated system.
协作体系的动力特性主要包括体系的自振频率和主振型，它是协作体系结构动力分析的基础和前提。
Why is natural frequency important in vibration analysis?
在振动分析中，为什么自然（固有）频率很重要？
Natural frequency and response vibration amplitude character of contact system will directly influence the reliability of EMR's mechanical contact.
其接触系统的固有频率与响应振幅特性直接影响电磁继电器的接触可靠性。
Natural vibration characteristic of gun tube was analyzed triumphantly. Vibration frequency and mode shape were obtained.
对某火炮身管固有振动特性进行了分析，计算得到了振动频率和振型。
Air spring is characteristic of variable stiffness, its natural vibration frequency is much lower than that of leaf spring and will not change with load of vehicle.
空气弹簧具有变刚度特性，其固有振动频率要比钢板弹簧低得多，且不随汽车承载质量的变化而改变。
The cause of vibration on the turbogenerator stator end winding is analyzed, and the meaning of natural frequency test and vibration measurement is discussed.
本文分析了引起汽轮发电机定子绕组端部振动的原因，以及固有频率试验和振动测量的意义。
The results show that the fatigue crack not only decreases the natural frequency, but also causes non linear vibration.
计算结果表明，疲劳裂纹不仅使悬臂梁的固有频率下降，而且引起非线性强迫振动响应。
The natural longitudinal or torsional vibration of a wedge-shaped shaft is studied with perturbation method. The vibration mode function and the frequency characteristic equation are derived.
采用摄动法研究了楔形杆轴的固有纵扭振动，并且推导出了其固有纵扭振动的振型函数及频率特征方程。
In view of the locally severe vibration of a 125 motorcycle, the paper makes a structure modal analysis with ANSYS to get the natural frequency and the vibration mode of the frame.
针对某125摩托车局部振动比较严重，采用有限元分析软件ANSYS，对该款车架进行了结构模态分析，得到车架固有频率和振型。
By analysing some different types of isolating configurations, the relations between the natural frequency of rotational vibration and that of the linear vibration have been found.
通过对几种不同的隔振形式的分析，得到了扭转振动的固有频率与线性振动的固有频率之间的关系。
The formulas for calculating natural frequency and vibration transmission ratio are given.
给出了钻柱轴向振动的固有频率和振动传输公式。
The finite model of the derrick and drilling platform connecting unit is built and the natural vibration frequency and the corresponding vibration mode of it are given here.
建立了该钻机井架与钻台结合体固有振动特性理论分析的有限元模型并给出了其固有振动频率结果和相应的主振型。
The analysis of the (improved) structure shows that the increase of natural vibration frequency is visible, the vibration noise of the shield is suppressed distinctly.
改进后的分析结果表明排气二分管罩的自振频率明显提高，振动噪声得到有效抑制。
The natural frequency is a critical parameter of structure vibration; it is the foundation to investigate the dynamic response of composite beam.
而结构动力特性中的自振频率是反映结构自身特点的重要参数，是研究组合梁动力学问题的基础。
Considering the effect of the vehicle natural vibration frequency and velocity, the simulation and analysis are done on a, E-the two grades of road using this method.
在考虑了汽车固有振动频率及行驶速度后，利用该方法对A、E两个等级的公路路面进行数值仿真。
Then the author analyses the effect of the frame vibration and tries to make the natural frequency of vibration beyond the range of engine revolution rate.
分析了发动机振源对车架振动的影响，使车架主要模态的自振频率避开了发动机转速范围；
The practice application expresses that effective modal mass could be helpful to find natural frequency and vibration shape.
应用表明用有效模态质量进行模态识别，可以有助于找到尾轴架系统的固有频率和振型。
When the vibration source frequency approaches to the natural frequency of belt weigher, the belt weigher will bring resonance.
当振动源频率和皮带秤固有频率接近时，皮带秤将发生共振。
The article introduced methods of drilling shaker dynamic measurement based on IVC, taking damping coefficient, natural frequency and vibration model as examples.
并以振动筛阻尼系数、固有频率和振型为例，介绍了基于智能控件化虚拟仪器技术的钻井振动筛动态特性检测方法。
But in the analysis, influence of different frequency input on control effect, and relation between the control effect and natural vibration frequency of the structure can't be solved.
但不同频率地震波输入将对建筑物减振效果产生怎样的影响，减振效果和结构物本身自振频率是怎样的关系，这些是以往的时程分析所不能解决的。
The influence of the axial force and the inertial effect of the cross section on the natural frequency of flexural vibration is considered.
考虑轴向力和截面转动惯性效应的影响，导出弯曲振动的固有频率。
The perturbation method was employed to get the control equation's approximate solution. The analytical expressions of beam's natural lateral vibration frequency and displacement were derived.
采用摄动法求得了其近似解，得到了载流梁在磁场中的横向固有振动频率及位移解析表达式。
Fatigue life of random vibration can be calculated by the fatigue life of sinusoidal vibration under first natural frequency.
可以通过一阶固有频率下正弦振动试验试件寿命得到随机振动下试件的寿命。
The results show that the violent flexible vibration will happen if the motivation frequency equals to the natural frequency of the rotor.
结果表明，当外加激励的频率等于转子的固有频率时，将诱发转子产生大幅的轴向挠性振动。
The results show that the violent flexible vibration will happen if the motivation frequency equals to the natural frequency of the rotor.
结果表明，当外加激励的频率等于转子的固有频率时，将诱发转子产生大幅的轴向挠性振动。
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