变工况条件下汽轮机高压缸末级气动及强度性能研究

石红晖, 王海波, 曹蓉秀, 姚力, 晏鑫

Research on Aerodynamic and Strength Performance of Last Stage in High-Pressure Cylinder of Steam Turbine Under Variable Working Conditions

Honghui SHI, Haibo WANG, Rongxiu CAO, Li YAO, Xin YAN

表1 叶栅和汽封的主要几何参数

Tab. 1 Main geometrical parameters for blades and seals

叶栅 叶片数 叶高/mm 弦长/mm 汽封间隙/mm S11 80 106.5 38 0.8 R11 64 110.5 50 0.8 S12 80 114.6 42 0.9 R12 64 118.3 59 0.9