对各参数进行无量纲处理，借助ANSYS软件分析篦齿封严组件振动的特性，获得结构无量纲频率和振型；
The vibration characters of the labyrinth gas seal device are analyzed with non-dimensional parameters in ANSYS and the non-dimensional frequencies and modes are obtained.
为了获得模型的柔度特性、频率、阻尼等进行了脉动试验、自由振动、锤击试验等。
The model was subjected to pulsation, vibration, free vibration and hammering tests in order to investigate its flexibility, frequency and damping characteristics.
模态分析用于确定设计中的结构及其部件的振动特性，包括结构的固有频率和振型。
Modal analysis is used to determine the vibration characteristic of a structure and its components, including the natural frequencies and vibration modes of the structure.
并且用ANSYS分析了某些特定频率的振动情况以及在远声场的声辐射特性。
The vibration instances at some special frequencies are analyzed and the sound radiation characteristics at far sound field are calculated by ANSYS.
同时由于导流体尾迹内部脱落涡强度太低，其脱落频率也不会对发动机低压转子振动特性产生影响。
Moreover, because the intensity of vortex shedding in the wake of the guide vane is too weak, it's frequency has no influence on the vibration characteristics of the low-pressure compressor rotor.
根据弹性薄板理论和振动理论，运用边界元法(BEM)分析了薄板弯曲自由振动的频率特性。
According to the elastic thin plate theory and vibration theory, a boundary element method (BEM) was used to analyze the frequency characteristics of a thin plate in lateral free vibration.
空气弹簧具有变刚度特性，其振动频率要比钢板弹簧低得多。
Air springs have characteristics of variable stiffness, and their natural frequency are much lower than leaf springs.
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.
理论推导和实例结果表明，随机振动的声学响应特性取决于声学频率响应函数和激励谱密度函数。
The results show that acoustic response feature of random vibration depends on the acoustic response function and the spectral density function of the stimulating load.
通过电动式标定和振动台标定对地震计的灵敏度、频率响应特性、线性度、横向效应、噪声特性和动态范围进行了测试。
The properties of the seismometer are tested by calibration, such as its sensitivity, frequency response, linearity, noise, SNR, transversal effect, dynamic range and so on.
包装系统的振动特性是研究其共振频率和振动过程中所受动态载荷的基础。
Vibration characteristics of the packaging system are the basis for studying its resonant frequency and dynamic load during vibration.
研究了致动器振动控制的频率特性。
预测电机的振动和噪声需准确计算电机定子结构的固有频率及定子的响应特性。
Accurate calculation of the stator natural frequencies and harmonic response of an electrical machine is essential to the prediction of acoustic noise and vibration.
试验研究了激励频率、比例阀输入电压及磁流变减振器输入电流对座椅振动特性的影响规律。
The effects of actuating frequency, proportional valve input voltage and MR damper input current on the vibration characteristics of seat were experimentally studied.
针对600MW汽轮发电机转子-轴承系统，采用ANSYS计算了转子固有频率，分析其振动特性。
Aiming at 600mw turbo-generator rotor-bearing system, the natural frequencies of rotor are calculated by ANSYS to analyze the vibration characteristics.
探讨了由于振动频率、颤振自由度、广义质量等参数的变化对机翼—外挂干扰颤振特性影响的一些特点。
This paper probes the features of the effect on the external stores jam flutter characteristics due to the variation of parameters of vibration frequency, flutter freedom and generalized mass.
运用有限元理论，分析了既有线路在不同支承条件下的固有频率和固有振动特性。
By means of the finite element theory, the inherent frequencies and vibration characteristics for existing rail line under different supporting conditions are analyzed.
爆破振动的破坏作用不仅与振动强度有关，而且与频率特性有关。
The fracturing action of blasting vibration is not only related by vibration intensity, but also frequency specific property.
从器件的频率和阻尼特性出发，研究了器件的机械特性对热振动噪声和机械稳定性能的影响。
Based on the study of frequency and damping, the effects of mechanical characteristic on thermal vibration noise and m.
对结构的振动特性进行了测试，得到了不同温度下的模态频率变化。
The vibration characteristic of the smart structure is measured to obtain the variety of model frequency at different temperatures.
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。
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.
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。
Natural vibration characteristic of gun tube was analyzed triumphantly. Vibration frequency and mode shape were obtained.
利用信号恢复技术，对地震式低频振动传感器因频率特性而畸变的输出作补偿处理。
Signal recovery technique is adopted to compensate the output which is distorted because of the frequency characteristics of seismic transducer.
为探明不同附加荷载下混凝土梁的频率变化规律，建立起钢筋混凝土简支梁在附加荷载作用下振动特性与破损模态之间的关系。
Through the way of model beam, the paper addresses the relationship between RC beam bridge attached load vibration characteristic and damaged modal.
实验结果表明，改变施加在电流变体上的电压确实可以改变复合梁的整体振动特性，尤其是对第一、二阶频率影响比较明显。
The experimental results indicate that the first and second order natural frequencies increase with increasing electric field intensity, however, the third order one is changeless.
用有限元传递矩阵法分析火炮身管固有振动特性，矩阵阶次低，计算所得的固有频率与实际固有频率接近，误差在允许的范围内。
Matrix step is low by using the finite element transfer matrix method. Natural frequency by calculation approaches to actual natural frequency and the error is allowable.
从理论上对单脉冲放电通道的等离子体振荡特性进行了分析，发现其振荡频谱包含了金属晶格振动的本征频率。
The plasma oscillation spectrum of electrical discharge channel is analyzed, and the eigenfrequency of metal crystal lattice vibration is discovered in the spectrum.
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.
结构动力特性中，自振频率是反映结构自身特点的重要参数，深入分析体外预应力结构的自由振动频率是研究体外其动力特性的基础。
In the structure dynamic performance, nature frequency is a very important parameter, the in-depth analysis on nature frequency is the research base of external prestressing concrete structure.
对迷宫汽封转子振动频率对转子动特性系数的影响进行了分析。
For labyrinth seals, the effect of the vibration frequency of rotor on the rotor dynamic coefficients is analysed in this paper.
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