模态试验的目的是要提取准确的系统动力学特性。
The goal of a modal test is to extract the accurate dynamic system characteristics.
该系统对激光印字机进行模态试验获得了满意效果。
The system has been applied satisfactorily to the modal testing for LaserJet printer.
本文首先叙述了模态试验对超声电机研究的重要性。
Firstly, it is emphasized that applications of modal testing to the research on the ultrasonic motors are very important in this paper.
模态试验及计算实例验证了该方法的有效性和正确性。
The effectiveness and the applicability of this method have been proved both by the numerical example and the test results.
那么是什么让人想到要用工作随机激励来进行模态试验？
So what would ever posses anyone to perform a modal test using an operating random excitation.
首次将模态试验分析和动力修改技术引进到大圆筒码头。
Techniques of modal tests and dynamic modification are applied to the analysis of large cylindrical wharf structures.
这是一个用激振器激励进行模态试验时经常会遇到的问题。
It's one that comes up often in terms of running modal tests with a shaker excitation.
研究了汽车工况法排放测试的模态试验方法及分析方法。
Modal measurement and analysis method of vehicle emission test were discussed.
本文介绍了带外挂风洞颤振模型模态试验与参数识别方法。
Modal test and parameter identification of a wind tunnel flutter model simulating a wing with external missiles are presented in this paper.
本文介绍了带外挂风洞颤振模型模态试验与参数识别方法。
Modal test and parameter identification of a wind tunnel flutter model, similar to a wing with external missiles, are presented in this paper.
对一圆柱薄壳在静止状态和高速旋转状态下进行了模态试验。
The experimental modal analyses have been done under static condition and high-speed rotating condition for a given thin cylindrical shell by using shock vibration excitation method.
模态试验边界转换的问题，始终是航空航天界关心的课题之一。
For the problem of the mode test boundary transformation, it has been one of the topics concerned in aviation and spaceflight field all the time.
通过模态试验分析了机车结构模态特性对结构动态性能的影响。
Analyzed is the effect which the modal characteristic of the structure and its conjunction-part to the structure dynamic characteristic according to the test.
本文对大型运载器模态试验采用的支承方法作了简要综述与评价。
A brief overview and assessment on the supporting methods for the modal test of large-Sized launch Vehicle are presented.
采用有限元方法与模态试验技术，分析了燃油分配管总成的频率特性。
In this paper, the FEM and the experimental modal analysis techniques are employed to analyze the frequency response of the Fuel Rail Assembly. A simplification method is introduced.
在通过模态试验、振动试验等验证后，该承力筒成功地应用于某卫星上。
After the model and vibrate test, the cylinder was used in the satellite successfully.
采用模型模态试验方法对汽轮发电机组框架式基础的振动特性进行了研究。
In this paper, the vibration characteristics of frame foundation for steam turbine generator set is performed by model modal test method.
采用模型模态试验方法对汽轮发电机组框架式基础的振动特性进行了研究。
In this paper, the vibration characteristics of frame foundation for steam turbine-generator set are performed by model modal test method.
大多数试验情况下，成功进行模态试验依赖于对试验情况有非常明确的目标。
As in most experimental situations, the success of the experimental modal analysis process depends upon having very specific goals for the test situation.
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.
文章主要介绍了一种比较常用的模态试验方法和某型电力机车车体钢结构模态试验。
With common modal test method of structure, a modal test is carried out in some locomotive car body steel structure.
那么当进行模态试验时，通常情况下是相对于一个特定的参考点采集所有的测量结果。
Now when a modal test is performed, typically all of the measurements are acquired relative to a particular reference.
通过模态试验和振动台试验，对复合材料蜂窝结构锥形壳的振动传递特性进行了研究。
The vibration transmissibility of the conical shell with composite material honeycomb structure is investigated by modal experiment and vibration table experiment.
针对位移模态参数对结构损伤欠敏感，应用应变模态试验技术诊断结构损伤位置和程度。
Strain modal test is applied to diagnosing the position and degree of structural damage, in consideration of the displacement modal parameters being insensitive to damage.
在模态试验的基础上，用模态综合及复模态方法分析了汽车制动时鼓式制动器的尖叫特性。
On the basis of modaling experiments, the squealing characteristic of drum brake, when motor vehicle is being braked, is studied by applying modal synthesis and complex modaling methods.
通过对模型的模态试验，证明对连拱结构，模态试验的方法是可靠的，能够取得较好的效果；
Through model's modal test, the method of modal test for continuous arched bridge is proved reliable and can obtain satisfied results.
通过与模态试验结果的比较可以发现，采用有限元法分析动叶片的振动特性是可靠和有效的。
We can find it is reliable and effective to use FEA to analyze the vibration characters of moving blades by comparing with the results of modal experiment.
通过某一导弹的模态试验在微型机上实现了全部的分析计算，获得了满意的结果和有益的结论。
A common microcomputer is used to perform all the computation. The analytical results of a missile modal testing are given. Satisfactory results and useful conclusions have been obtained.
文中较详细地介绍了复杂结构模型修改新技术、虚拟模态试验技术和振动台虚拟振动试验技术。
The new techniques are described in detail, including the mathematical model updating for complex structures, the virtual modal test techniques and the virtual vibration test techniques of shaker.
文中较详细地介绍了复杂结构模型修改新技术、虚拟模态试验技术和振动台虚拟振动试验技术。
The new techniques are described in detail, including the mathematical model updating for complex structures, the virtual modal test techniques and the virtual vibration test techniques of shaker.
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