On-line elimination of oil whip by passive electromagnetic damper;
被动式电磁阻尼器在线消除油膜振荡研究
Elimination of oil whip online by additional bearing static load;
通过附加轴承静载荷在线消除油膜振荡故障
Fault diagnosis,cause analysis,and treatment of oil whip for Wangting 9F gas-steam combined cycle units
望亭电厂9F燃机油膜振荡故障诊断及原因分析和处理
On the basis of wavelet packet decomposition technique introduced firstly, the measured unstable oil-film oscillations of single-disc and single-span rotor system were investigated.
在介绍小波包分解原理的基础上 ,对试验测得的单盘单跨转子系统的油膜振荡非平稳信号用小波包分解方法进行了研究。
In this paper we majorly discuss the mechanics of the oil whip, and its influencing factor, and the method to detect oil whip and to avoid the occurrence of oil whip, so as to prevent the generation of the oil-film oscillation, raise the usage and productive efficiency, improve the stability of equipment operation, reduce the failure of the electric device.
油膜振荡是造成传动机械滑动轴承处出现较多故障的原因之一,本文重点对传动机械的油膜振荡的机理研究及影响因素进行分析,以便尽可能地避免油膜振荡的产生。
Diagnosis and treatment of oil film oscillation in 200 MW power generating set at Mudanjiang No.2 Power Plant;
牡二电厂200MW机组油膜振荡故障诊断及处理
1 steam operated water pump vibrated severely, and it was confirmed through the analysis of data gathered through several tests that oil film oscillation occurred in No.
经过对多次试验所测得的数据进行分析,确认1号小汽轮机发生了油膜振荡。
The oil film oscillation mechanism was analyzed.
油膜振荡是汽轮机组运行过程中的常见故障之一。
In this paper, the mechanism of oil whirl and oil whipping, and signal gathering and the processing technology is studied, based on which LabVIEW programming language is used to exploit the data acquisition analysis system of the steam turbine unit’s rotor vibration, so as to get the Time-domain analysis, Frequency analysis, relativity analysis, wavelet analysis, and HHT analysis.
本论文首先对油膜涡动、油膜振荡的机理以及信号的采集与处理技术进行比较深入的分析与研究,在此基础上利用LabVIEW编程语言开发了转子振动数据采集分析系统,该系统具有对转子振动信号进行时域分析、频谱分析、相关性分析、小波分析和HHT分析的功能,另外采用改进的Muszynska模型,可以模拟、仿真油膜涡动和油膜振荡信号,为研究该类型故障提供了一种研究手段。
Analysis and Treatment for Oil Film Oscillation of Turbine-Generator Units
汽轮机组油膜振荡的分析与处理综述
This phenomenon is therefore known as 'oil whip'or 'resonant whirl'.
因此，这种现象称为“油膜振荡”或“共振涡动。”
The Nonlinear Analysis on the Mechanism Giving Rise to the Oil Whip Instability of Large High-Speed Rotor;
大型高速转子油膜振荡失稳机理非线性分析
Research on Nonlinear Dynamics of Rotor-Bearing System and On-Line Elinmination of the Oil Film Whip
转子—轴承系统非线性特性研究及油膜振荡的在线消除
Researches on the Oil Whip Nonlinear Characteristics of the Rotor-Bearing System
汽轮机转子—轴承系统油膜振荡的非线性特性研究
Fault diagnosis,cause analysis,and treatment of oil whip for Wangting 9F gas-steam combined cycle units
望亭电厂9F燃机油膜振荡故障诊断及原因分析和处理
The oil film trajectory oscillates back and forth with the ebb and flood current, and its thickness decreases and area increases during the drift process with oscillation due to the diffusion.
油膜轨迹随落潮流和涨潮流来回振荡，因扩散作用，在往复漂移过程中厚度变小，面积增大。
Investigation on the Evaluation of Oscillatory Potentials(OPS) of ERG
视网膜电图振荡电位的振幅测定方法的探讨
The Impact of Position of cooling gallery on Temperature Field of Diesel Engine
振荡油腔位置对柴油机活塞温度场的影响
forced oscillation [ vibration ]
【物】受迫振动[振荡]
The diaphragm vibrates, thus setting the air around it in motion.
膜片振动, 这使得周围的空气也动荡起来。
Determination of Petroleum Oils in Sludge by Oscillating Water Bath and Infrared Spectrophotometry
水浴振荡/红外分光光度法测定污泥中的石油类
Oil film inertia velocity distribution in vibrating squeeze film damper
振动工况挤压油膜阻尼器油膜惯性速度分布
undamped oscillation
无阻尼振荡;连续振荡;持续振荡;不衰减振动
Transitional Process and Amplitude of Vibration in LC Self-oscillator;
LC自激振荡器振荡过渡过程及振幅
undamped oscillation [ waves ]
无阻尼[衰耗]振荡
An analysis of oscillatory potentials in frequency domain and time domain in the eyes with retinal vein occlusion
视网膜静脉阻塞患眼振荡电位的频域和时域分析
Effect of background light intensity on the slow components and the oscillatory potentials of the electroretinogram
背景光照明强度对视网膜电图和振荡电位的影响