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介绍了旋转机械监测的分频段技术 ,对电力、化工、航天和钢铁等领域广泛应用的旋转机械的低频振动特性进行了分析 ,并分析了分频段技术对于监测和诊断旋转机械低频振动的优越性 ,给出了诊断实例
This paper introduces the sub-band technology of rotating machinery monitoring, analyzes the low-frequency vibration characteristics of rotating machinery widely used in electric power, chemical industry, aerospace and steel industries, and analyzes the superiority of sub-band technology in monitoring and diagnosing the low-frequency vibration of rotating machinery , Gives a diagnostic example