Analyses the causes of shaft gland leakage of 200mw steam turbine. Introduces the operation principles and control process of improved system.
分析了200 MW汽轮机轴封系统漏汽的原因，介绍了改进后轴封系统的工作原理和运行控制过程。
The shafting vibration is caused by non-stability of shafting thermal state center produced by impeded casing expansion and steam leakage of the shaft gland.
汽缸膨胀不畅和轴封漏汽使轴系热态中心不稳定导致轴系振动。
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