Relative measures were taken to the floating ring on the low pressure side of LP cylinder and corresponding sludge oil collector, to ensure stable operation of the freezing machine.

通过对冰机低压缸低压侧浮环及其对应的污油捕集器采取相应的措施，保证冰机稳定运行。

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The LP rotor vibration of the D29 turbine unit was analyzed in this article, and point out LP cylinder was in structure resonance region around working speed, for this fault the measure was given.

对东方汽轮机厂生产的D29型机组低压转子的振动特性进行了分析，指出低压缸缸体在工作转速附近存在结构共振，并针对这个问题提出了现场的处理措施。

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