rolling element

基本解释

This paper presents a 112 dimension spectrum based method for fault diagnosis in rolling element bearings.
提出了基于112 维谱的滚动轴承故障诊断新方法。
In this paper, a freight car rolling element bearings fault diagnosis method based on Empirical Mode Decomposition(EMD) and adaptive short_time Fourier transform(STFT) is proposed.
提出了一种结合经验模态分解（EMD）和自适应短时傅里叶变换（STFT）的铁路货车滚动轴承故障诊断方法。
Builds vibration signal model with single defect on each component and analysis fault characters of the vibration signal, gives theory base to rolling element bearing fault diagnosis.
建立了滚动轴承各组成元件有损伤点时振动信号的理论模型，并分析了各种故障振动信号的特点，为滚动轴承振动故障诊断提供了理论依据。