因此，全息测量被广泛应用于叶片振动的实验研究。
Thus, holography has been applied to the experimental research on blade vibration.
尝试采用一级静止叶片不等距安装方式降低叶片振动。
The state blades of the first level were also tried to be fixed in unequal distances to make blade vibration lower.
对叶轮叶片振动特性进行研究，模态分析是一种十分有效的方法。
Modal analysis is a very effective method for the study of vibration characteristic of impeller blade.
提出了一种确定航空发动机叶片振动应力的新方法——断口反推法。
A new method - reverse educing method is put forward int his paper, which is to estimate the vibration stress of aeroengine blade UN der rotating state.
高速旋转叶片振动的非接触测量是叶片振动测量中极具发展前景的技术。
Noncontact measuring of high speed rotating blade vibration is the most promising technology in the blade vibration measuring.
利用全息照相，我们可以得到燃气轮机叶片振动时的振型、振幅和相位分布。
With the use of holography, the mode, amplitude and phase distribution of gas turbine blade vibration can be determined.
以某型航空发动机压气机第六级叶片为例，研究了温度对叶片振动频率的影响。
The 6th stage blade in aero-engine compressor is taken as an example, the temperature effect on the blade vibration frequency blade is investigated.
分析了叶片的失谐量、轮盘的转速以及围带的位置半径对叶片振动模态局部化的影响。
The influence of degree of disorder of blades, rotating speed of disk and position radius of shroud on the localization of vibration mode is analyzed.
在对时域和频域数据分析的基础上，论述了旋转失速和喘振状态下叶片振动响应的特征。
Based on data analysis in both time and frequency domain, characteristics of blade vibration response at rotating stall and surge condition are introduced.
为分析处理汽轮发电机组运行中因叶片振动引起的故障，需调整叶片的固有频率和振型。
The modification for the natural frequency and the mode of vibration of blade are needed to treat the fault of steam turbogenerator caused by it's blades.
结果证明间断相位法的计算模型是正确的，研制的叶片振动状态监测系统有良好的应用前景。
It is right that the modal of discontinuous phase method measures blade vibration parameters and the monitoring system has a good perspective in engineering application.
提出了刚性叶片和柔性叶片的概念，分析了叶片振动和叶片安装间距误差对动态间距的影响。
At the same time, the can ception of rigid blade and flexible blade are presented. The influence made by blade vibration on the dynamic space is analysed.
本文分析了汽轮机叶片振动能量耗散的机理，介绍了叶片振动的机械阻尼和气动阻尼的概念。
Studies are made in the article on the mechanism of the dissipation of turbine blade vibration energy and concepts are defined for the mechanical and pneumatic damping of blade vibration.
应用多体动力学方法，分析了旋转叶片动力刚化效应产生的原因及其对叶片振动模态的影响；
The stiffening effects of the rotating blade are discussed, using the multi-body dynamics method. The influence of the dynamic stiffening effect on the blade vibration mode is then analyzed.
叶片振动测量对航空发动机、电站涡轮机及各种压气机的强度设计和研究及安全监测非常重要。
It is important to measure blades vibration for the intensity design and for safely monitor of air engines, turbines of power station and compressors.
对叶片损伤处进行修复和适当减小叶片振动应力水平是提高叶片抗外物损伤能力的的有效途径。
Repairing of the damaged parts and lowering of the vibration stress in the blade are effective measures to improve the resistance of the blade to FOD.
光纤传感器的出现，克服了传统传感器的缺陷，为实时精确测量高速旋转叶片振动提供了可靠的保证。
The optical fiber sensor that defects of traditional sensors are overcome provides a reliable way for real time accurate measurement of high speed rotating blade vibration.
从非定常流动和弹性叶片振动相耦合的角度来研究叶片的强迫响应，对于叶片的高周疲劳具有重要意义。
From the standpoint of coupling of non-steady flow with elastic blade vibration, studied was the forced response of blades, which is of major significance for the high-cycle fatigue of blades.
此外，通过对振荡叶栅非定常流场结构的研究，发现了叶片吸力面气流分离与叶片振动之间的耦合关系。
Through studying the structure of the unsteady flow field in vibrating cascades, the coupling relationship between flow separation on the suction surface and blade vibration is revealed.
不对称叶栅非谐设计虽然会引起与转速同频的较大幅值激振力成分，但从整体考虑可有效降低叶片振动应力。
Though asymmetry stator mistuned may result in bigger amplitude aerodynamic force with the same frequency as rotational speed, it could reduce effectively the aerodynamic force of blade as a whole.
本文给出了确定风力透平叶片振动时二元非定常气动力解法，包括在非失速和失速两种条件下的非定常气动力。
This paper presents a method for determining unsteady aerodynamic force on oscillating blade of wind turbine, both stalled and unstalled.
研究了高速旋转叶片振动实时监测系统，叶端定时传感器、传感器脉冲信号采集电路和叶片振动信号的实时分析和处理。
The real time measuring system of high speed rotating blade vibration, tip timing sensor, pulse signal sampling system and analysis processing of blade vibration signal are researched.
本文介绍关于两种转子叶片振动特性的比较研究，这两种叶片分别是用销钉和纵树形或燕尾形榫头联接到旋转轮盘上的。
This paper introduces a comparative study of vibration characteristics of two types of rotor blades that are attached to the disk by fir-tree root and pin respectively.
利用电阻应变片、动态压力传感器、滑环式引电器和磁带记录仪等，录取叶片振动应变和动叶出口压力信号，然后回放磁带，做信号处理。
Using resistance strain gage, dynamic pressure sensor, slip ring and tape recorder, the blade vibration strain and exit pressure signals of rotor blades are recorded and then processed.
这些（气泡）会引起振动并损坏涡轮机的叶片。
These can cause vibration and damage the blades of the turbines.
用于涡轮机叶片在动态状态下对其振动频率、动应力和温度进行遥测。
It is for telemetering the vibration frequency, dynamic stress and temperature of turbine blades under dynamic state.
分析了叶片的失谐量和轮盘的转速对结构振动模态局部化的影响。
The effects of magnitude of blade disorder and disk rotating speed on the vibration mode localization are analyzed.
本文目的就是要建立一套适合于水轮机转轮叶片刚强度与振动的分析模型和计算方法。
This thesis aims at developing a model and calculation method of rigidity, strength and vibration of the blade .
提出了一种新的振动搅拌方案，其特点是搅拌叶片在工作时处于共振状态，以解决振动强度大和机器寿命的矛盾。
A new vibratory mixing plan with features that the mixing plate is in resonance when mixer works is presented to solve the contradiction between the vibratory intensity and mixer life.
提出了一种新的振动搅拌方案，其特点是搅拌叶片在工作时处于共振状态，以解决振动强度大和机器寿命的矛盾。
A new vibratory mixing plan with features that the mixing plate is in resonance when mixer works is presented to solve the contradiction between the vibratory intensity and mixer life.
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