提供了一种分析轮胎结构的固有振型和频率的有限元方法。
A finite element method for analyzing vibration mode and natural frequency of tire construction was provided.
当谐振子处于自由振动的情况下，建立了半球谐振子二阶固有振型的动力学方程。
The kinetic equation of hemispherical resonator second order natural vibration type is established when the resonator is in the case of free vibration.
结构的固有振型、频率和阻尼是重要的动力特征，是车振、风振及地震分析等动力计算的基础。
The natural vibration frequency and type, the dynamic characteristics of damping is important, car, wind power calculation and analysis of the earthquake.
结构的固有振型、频率和阻尼是重要的动力特征，是车振、风振及地震分析等动力计算的基础。
The natural vibration frequency and type, the dynamic characteristics of damping are important, Car, wind power calculation and analysis of the earthquake are presented.
通过有限元软件计算出了筛体结构的固有频率、固有振型，为振动筛的大型化设计提供了理论依据。
The natural frequency and the natural mode of vibrating screen have been calculated by the software for FEM, proposes the theoretical basis for the design of large-sized vibrating screen.
为有效地改善该箱体的动态特性，进行了箱体局部振动固有振型的修改，提出了箱体结构修改的初步建议。
A new method is advanced for comparing the natural frequencies by the author. Also, the structural dynamic modifications are carried out on the case.
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。
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.
并针对一多自由度系统具体论述了固有频率、阻尼比和振型的识别方法，识别结果与理论结果吻合较好。
The natural frequency, damping ratio and mode shape of a multi-degree-of-freedom system are analyzed and the identified results are in good agreement with the theoretical values.
利用脉动法对-试验工程进行了动力特性测试，得到了该结构的固有频率和振型。
The dynamic characteristics of an experimental structure were tested by means of pulsating method and frequencies and modes of structure are gained.
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。
Using this method not only the natural frequencies, mode shapes, dynamic responses but also the whirl orbits of the rotor system can be obtained.
本文通过旋转壳体的有限元方法，计算了永乐大钟的主要固有频率和振型。
By finite element analysis of circular conical shell, the natural frequencies and vibrational modes of Yongle Bell have been calculated.
采用有限元法分析滚珠轴承和磁浮轴承—转子系统，获得相应线性系统的固有频率和模态振型等动态特征量。
Using the finite element methods to study the natural and linear bearing EMBR system, the inherent frequencies and modes are obtained.
本文针对风机转子进行了固有频率振型和临界转速计算。
Calculations were conducted of the fan rotor natural frequency, vibration modes and critical speeds.
本文着重计算和分析了刚性基础上的内浮顶油罐的固有频率、振型和水平地面加速度作用下的动力响应。
The natural frequency and mode of the oil storage tank with an in-floating roof supported on the ground are calculated, and its dynamic response to the horizontal earthquake motion is analyzed.
介绍了某型燃气轮机转子模态试验，试验测得转子静态固有频率和模态振型。
This paper takes a type gas turbine rotor as an example to analyze its natural frequency and modal 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。
The practice application expresses that effective modal mass could be helpful to find natural frequency and vibration shape.
本文叙述了确定齿轮传动系统特征对(固有频率和振型)的计算机方法。
This paper describes a computer method for determining characteristic Pair (natural frequencies and modes) with geared system.
本文根据汽车车架结构的特点，应用薄壁杆系有限单元法，对汽车车架的固有频率和主振型进行了计算。
This paper gave the computer simulation of natural frequencies and vibrational modes of truck frames, based on the structural features of the frame, by finite element method of thin wall rod system.
应用该曲线可准确、方便地求出相应于各种振型的弹支梁的固有频率。
By using these curves, the natural frequencies of elastic supported beams corresponding to various modes can be evaluated exactly and conveniently.
在第4章中先对甲板吊臂架结构进行模态分析，确定结构的固有频率和相应的主振型。
In chapter 4, in order to ascertain its inherent eigenvalue and corresponding main vibration, modal analysis is first implemented for the jib structure of deck crane.
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。
Mode is structure's inherence characteristics, each mode has specifically resonant frequencies, damping values, mode shapes, mode stiffness and mode mass.
应用脉动法测到的信号分析结构的固有频率和振型，利用作者提出的改进的单纯形法来识别结构刚度。
The frequencies and vibration modes of structures are analyzed with pulsating method and structural stiffness is identified with modified simplex method, which is presented by authors.
建立刚性悬挂接触网的自由振动有限元模型，计算其固有频率和振型。
The finite element model of the free vibration for the rigid suspension catenary and pantograph is set up.
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 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.
并用此方法测量了双线性振动陀螺的固有频率、品质因子、—阶模态振型和杨氏模量。
The natural frequency, quality factor, first mode of fold beam and Young's modulus of the double linear vibratory gyroscope were measured by the new setup.
建立了新型开铁口机电动钻冲机构的力学模型，计算了它的固有频率和主振型。
Mechanical model of the drill carriage with rotation and vibrating hammer for the new type taphole drill is established.
建立了某运动休闲车(SRV)白车身的有限元模型并进行了模态分析，得到了SRV白车身的固有频率和振型。
The finite element model of body-in-white of a SRV is established. The implicit frequency and vibration types are obtained by modal analysis.
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。
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.
由于箱式浮体结构的低阶固有频率很低，相应的弹性振型的响应与刚体运动耦合，结构在波浪中没有发现明显的低阶弹性模态谐振。
No significant resonance of the low flexible body modes is found due to the coupling of the responses among these modes and the rigid body modes.
由于箱式浮体结构的低阶固有频率很低，相应的弹性振型的响应与刚体运动耦合，结构在波浪中没有发现明显的低阶弹性模态谐振。
No significant resonance of the low flexible body modes is found due to the coupling of the responses among these modes and the rigid body modes.
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