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[案例分析] 电机振动出现滚动轴承外圈频率 |
点评
解调谱和加速度频谱图中表现出清晰的轴承特征频率,振动能量不大,即是轴承早期故障。请问检测对象是采矿机械设备吗?
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发表于 2013-7-5 18:32
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