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1·Adaptive weighted median filter is used for diagnosing the fault signal of the rolling element bearing.

将自适应加权中值滤波器应用于滚动轴承故障信号的故障诊断中。

2·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。

3·Bearing parts in the normal relative position, the surface of the rolling element and raceway contact points.

轴承零件在正常相对位置时，滚动体与滚道表面接触的点。

4·Rolling Element Bearings - Aircraft Engine, Engine Gearbox, and Accessory Applications - Eddy Current Inspection.

滚动轴承。飞行器发动机，发动机齿轮箱及辅助设施。涡流检验。

5·The outer surface of the rolling element is substantially coincident with a locus (149), or virtual surface, described by the lower surface of the support member.

滚动元件的外表面与支承构件的下表面所描述的轨迹(149)或虚拟表面基本一致。

6·Each support member comprises a curved lower surface (146) and a rolling element (148) located within a recessed portion of the lower surface of the support member.

每个支承构件包括弯曲的下表面(146)和位于支承构件的下表面的凹进部分内的滚动元件(148)。

7·Rolling element bearing is one of the most widely used components in almost all kinds of machinery, which directly influences on working safety of machinery in industry.

滚动轴承是机械设备中最常见的零部件，它的运行状态直接影响到整台机器的功能。

8·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。

9·Comparison of the bearing s early fault and late fault vibration signal decomposed results, proves that WPT diagnosis method used in incipient rolling element bearing fault is effective.

对比了该轴承外圈早期故障和晚期故障的振动信号的小波包分解结果，证明了小波包方法诊断滚动轴承早期故障的有效性。

10·This paper analyzes vibration signals of rolling element bearing in time-domain and frequency-domain, and puts forward the characteristic parameters to reflect the level of vibration and noise.

分别从时域和频域的角度分析了滚动轴承的振动信号，提出了反映滚动轴承振动水平和噪声水平的各种特征参数。