Through collecting vibration signal and analyzing it in the frequency domain in the condition of changing parameter cutting, a single self power spectrum is hard to detect tool breakage effectively.
在变切削参数的加工工况下，通过对振动信号的采集和频域处理，发现采用单一的自功率谱方法难以有效检测出刀片破损。
In this paper, typical fault mechanisms and vibration characters are analyzed; the methods of analyzing gear vibration signal and diagnosing fault are described.
分析了齿轮典型故障的故障机理及其振动特征，阐述了齿轮振动信号分析与故障诊断的方法。
According to this theory, this paper gives an instance for analyzing a vibration signal of reciprocating compressor valve. The method is fairly effective in mechanical fault recognition.
借此理论，本文对较为复杂的往复式空气压缩机气阀振动信号作了分析，探讨了用于故障气阀自动识别的方法，收到了较好的效果。
By analyzing vibration signal of roller bearing with out_race fault or inner_race fault, it is confirmed that the faults can be detected and fault patterns can be ide…
通过对滚动轴承具有外圈缺陷、内圈缺陷的情况下振动信号的分析 ，说明时间 -小波能量谱自相关分析法不仅能检测到滚动轴承故障的存在 ，而且能有效地识别滚动轴承的故障模式。
By analyzing vibration signal of roller bearing with out_race fault or inner_race fault, it is confirmed that the faults can be detected and fault patterns can be ide…
通过对滚动轴承具有外圈缺陷、内圈缺陷的情况下振动信号的分析 ，说明时间 -小波能量谱自相关分析法不仅能检测到滚动轴承故障的存在 ，而且能有效地识别滚动轴承的故障模式。
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