The principle is based on the vibration spectrum generated by machines:a faulty machine would produce a different vibration spectrum from the normal one.
它用于对旋转电机的预防性维护和例行检修 ,其原理基于机器产生的机械振动频谱 ,故障机器会产生不同于“正常”机器的振动频谱。
Based on the spectrum features of steam turbine generator unit vibration faults and the demands of intelligent fault diagnosis, the principle of the auto-r0ecognition of vibration spectrum is discussed.
根据汽轮发电机组振动故障的频谱特征和智能故障诊断的需要，论述了建立振动频谱自动识别的原则，介绍了在研制ＥＮ－８０００振动监测智能故障诊断系统中采用的一些频谱自动识别方法。
And use an example to explain the application of vibration spectrum in practice.
介绍了电流频谱分析法的原理,分析了异步电动机电气故障的振动频谱特征,并利用一个实例阐述了振动频谱法在实践中的应用。
Cropping mechanism is a key component for variant frequency vibration cropping,and its excited frequency directly affects manufacturing quality and production efficiency.
变频振动下料机构是变频振动系统的重要执行部件,其激振频率直接影响制造质量和生产效率。
Through vibration frequency spectrum analysisof no-tillage seeder in field, its vibration characteristics were obtained.
通过对播种机的田间振动频谱分析，得到了它的的振动特征。
The Design of Portabal Viberation Frequency Spectra Analyzer Basede on FPGA;
基于FPGA的便携式振动频谱分析仪的设计
Research on Vibration Frequency Spectrum Measurement Based on Optical Fiber Interferometer;
基于光纤干涉仪的振动频谱测量技术研究
Monitor and Optimize Ball Mill S Coal Load Based on Vibration Singal S Spectrum Analyses;
基于振动频谱分析的球磨机存煤量测控与优化
Analysis of Frequency/Wavenumber Spectrum on Vibration of Hull
频率／波数谱在壳体振动分析中的应用
Application of a virtual spectrum analysis instrument in loom vibration test
虚拟频谱分析仪在织机振动测试中的应用
Time Domain Vibration Control Simulation and Spectral Analysis of Human-Vehicle-Road System;
人车路系统振动的时域控制模拟及其频谱分析
Improving Exhaust Fan Vibration on Soak Furnace Top Based on Vibration Frequency Spectrum
含浸炉顶排气风机基于频域谱分析的振动改善
Research on Application of Holospectrum of MATLAB Software Platform on Vibrating And Trouble Diagnosis of Fan Abstract: Concept of holo-spectrum is introduced.
【 关键词】机,振动,故障诊断,频谱【论文摘要】绍了全息谱的概念。
Air/liquid Interface Studied with Sum Frequency Generation Vibrational Spectroscopy(SFG-VS) and Related Raman Spectra Studies;
和频振动光谱对气/液界面的研究和相关喇曼光谱研究
zero-field paramagnetic resonance spectrometer
零场顺磁共振频谱仪
ultra-high frequency nuclear magnetic resonance spectrometer
超高频核磁共振波谱仪
For the fundamentals, B'-B"is very small and therefore the lines are almost equidistant.
对于基频振动来说，B′-B″很小，因此谱线是几乎等距离的。
Fundamentals and overtones of other bands in this region are not difficult to recognise.
在这个区域中其他谱带的基振动或信频是不难识别的。
Research on the Simulation of Super-gaussian Random Vibration Environment with Controllable Frequency Spectrum and Its Applications;
频谱可控的超高斯随机振动环境模拟技术及其应用研究
Vibration Frequency of Infra-red Spectroscopy and Activity of Reaction in Carbonyl Compounds;
红外光谱振动频率与羰基化合物反应活性关系的研究
Research on Dynamic Spectrum Management Based on Multi-dimension Spectrum Space
多维频谱空间下的动态频谱管理研究
X-band EPR spectrometer
x频带电子顺磁共振波谱仪
