汽轮机新型高压级隔板静叶栅结构分析

Steam Turbine New Type High-pressure Stage Diaphragm Cascade Structural Analysis

汽轮机高压级隔板静叶栅的通流效率和强度是决定汽轮机经济性能及安全运行的重要因素。根据常规设计中高压级隔板与新型结构的对比,分析新型高压级隔板静叶栅在高温、高压热电联产汽轮机设计过程中气动特性、强度等方面的优势。

The flow efficiency and strength of steam turbine high-pressure stage diaphragm cascade is an important factor of the economy and safe operation. According to the difference of conventional design and the new structures high-pressure diaphragm. The article has analyzed superiority in aerodynamic characteristics and strength of the new type high-pressure stage diaphragm cascade in the high temperature and high pressure cogeneration steam turbine design process.