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本文针对神头第二发电厂2号汽轮机低压Ⅱ缸轴承振动偏大且不太稳定的特点，进行了初步的分析。重点对支承系统共振，工作转速下转轴振动的特征及诊断方法进行了探讨。
In this paper, the first power plant No. 2 Steam Turbine II low-pressure cylinder bearing vibration is too large and not stable characteristics of a preliminary analysis. Focus on the support system resonance, the working shaft speed vibration characteristics and diagnostic methods were discussed.