汽轮机疏水系统问题分析

Problem Analysis of Steam Turbine Drainage System

文章分析了汽轮机疏水系统问题,包括设计要求,汽缸壁温上下温差大、中调门后扩散器呈现裂纹、转子动叶损伤或转速失控等,最后提出了解决措施。

The problem of steam turbine drainage system is analyzed in this paper, including design requirements, the large temperature difference between the upper and lower temperature of cylinder wall, the cracks of the diffuser behind the middle adjusting valve, damage of rotor blade or speed out of control, et al. Finally, the solution measures are proposed.