Generalized eigenvalues and Mode shapes of the system were computed.
建立了剪裁机的数学模型，并计算出其广义特征值和振型。
The mass-normalized mode shapes were obtained from the eigen-sensitivity analysis.
利用特征灵敏度分析得到质量归一化振型。
Plane and three-dimensional mode shapes of? 3, 1? For free-free boundary conditions.
内外缘均自由条件下的？3,1 ？模式振型的平面图和三维图。
The first six orders of mode shapes and their frequencies are also given in the paper.
最后给出了前六阶振型及对应的频率。
The mode shapes of the tuned and the mistuned are calculated and the results are analysed.
分别计算出了谐调和失谐情况下的模态振型，并对计算结果进行分析讨论。
The test results indicate that the mode shapes are composed of two deformations of the bending and shear.
发现结构振型包含弯曲和剪切两种形变；
Let's start this discussion with a simple structure that has mode shapes that are very directional in nature.
我们用一个简单的结构来开始这个讨论，这个结构实际上具有确定方向的模态振型。
The mode shapes of the high-speed shaft in rotating test-bed for rocket engine within working excited frequencies were studied.
研究了火箭发动机高速旋转试验台高速轴在工作激振频率内的振型。
And we suggest that mode frequencies, mode shapes and mode flexibility are regarded as input parameters of neural network modification.
提出了利用模态频率、模态振型和模态柔度组合指标作为神经网络修正的输入参数。
By using CAD software, the influence of mass and spring constant on system natural frequencies and mode shapes is discussed respectively.
本文首先导出了该系统频率和振型的分析表达式，并利用计算机辅助设计软件，分别讨论了质块质量及弹簧常数对系统频率的影响。
The frequencies and mode shapes obtained by the above two methods are shown in the paper. Lastly, some consequences are deduced by com...
文中给出了上述两种方法求出的固有频率和振型，并通过分析比较得出几点结论。
The identified natural frequencies and mode shapes are found satisfying via a comparison with those obtained by finite element computation.
经与有限元计算结果比较后可知，所识别的全桥气弹模型固有频率和振型结果令人满意。
A damage identification approach applied aptly in Bridges and continuous beams, based on the curvature mode shapes, was studied in this paper.
研究了适用于桥梁和连续梁结构的基于曲率模态振型的损伤识别方法。
Especially, a physical phenomenon is found that transverse vibration mode shapes and longitudinal vibration mode shapes can transform mutually.
特别是发现了耦合振动中横向和纵向振型相互转化的物理现象。
Using this method not only the natural frequencies, mode shapes, dynamic responses but also the whirl orbits of the rotor system can be obtained.
用本文提出的方法，不仅可以求得系统的固有频率、振型、动态响应，还可以模拟轴上各点的涡动轨迹。
The first ten natural frequencies, damping ratios and mode shapes of the dam were measured through steady forced vibration test using multiple vibrators.
用多台起振机进行稳态强迫振动试验，测定了该坝前十阶自振频率、阻尼和振型。
Mode is structure's inherence characteristics, each mode has specifically resonant frequencies, damping values, mode shapes, mode stiffness and mode mass.
模态是结构的固有振动特性，每一阶模态都具有特定的固有频率、阻尼比、振型、模态刚度和模态质量。
From these dynamic solutions, frequency and mode shapes of sectorial plate and sectorial annular plate under boundary conditions of GSS and GRS are derived.
由动力学的一般解，导出了扇形板和扇形环板在广义弹性简支和广义刚性滑动边界条件下自由振动的频率方程和振型；
The dynamic transfer matrix can be used for calculation of exact natural frequencies and mode shapes for asymmetrical thin-walled beams and its assemblages.
动态传递矩阵可以用于计算非对称薄壁梁及其集合体的精确固有频率和模态形状。
When the exciting force was constant the average level of sound radiation produced by modal vibration has a linear relationship with the level of mode shapes.
得出，当激振点不变时，激振力级的变化与振动模态辐射的平均声压级成线性关系；
The major point of the text is to show how frequency responsefunction (FRF) measurements are related to the structure's mode shapes and vibrational frequencies.
本讲义的重点，是说明频响函数（FRF）测量结果是如何与结构模态振型和振动频率建立联系的。
This paper establishes the general recurrence steps of using difference method for the frequency equation and mode shapes of discrete multi-mass shear structures.
以船舶辅机的梁式隔振结构为对象，运用模态分析方法和自适应算法，推导并分析了梁式结构振动主动控制的基本原理和方法。
The natural frequency, damping ratio, mode shapes, maximum displacement and failure property of the system were calculated and analyzed based on shaking table test.
的固有频率，阻尼比，模态振型，最大位移和破坏财产的系统进行了计算和分析的基础上的振动台试验。
The paper USES the finite element of ANSYS10.0 to calculate the stress, deformation, inherent frequencies and mode shapes in welded base of a planer drilling machine.
采用有限元软件ANSYS10.0计算分析了龙门钻床焊接底座的应力分布、变形、固有频率、及振型。
Basically, there are characteristics that depend on the weight and stiffness of my structure which determine where these natural frequencies and mode shapes will exist.
从根本上讲，这些特性依赖于结构的质量和刚度，它决定了固有频率和模态振型何处存在。
Considering the incompleteness of measured structural mode shapes, the practical complete modal space theory is used to eliminate the influence of modal truncation error.
考虑到所测的结构模态是不完备的，应用完备模态空间理论将未测的结构高阶模态用等效高阶模态来代替从而消除模态截断误差的影响。
For the measured information is far from complete, the model condensation or the mode shapes extension techniques have to be used in the traditional model updating method.
由于实测信息的不完备，使得在利用传统的基于模型修正的数学方法进行结构损伤识别时，必须对结构的模型进行缩聚或对实测振型进行扩展。
Several mode shapes are selected to explain the effects oft he piezoelectricity of materials, geometric parameters of shells as well as loading form on instability regions.
选择几种模态为例说明材料的压电性、壳体几何参数和加载形式对不稳定区的影响。
Several mode shapes are selected to explain the effects oft he piezoelectricity of materials, geometric parameters of shells as well as loading form on instability regions.
选择几种模态为例说明材料的压电性、壳体几何参数和加载形式对不稳定区的影响。
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