流向微肋气膜冷却布局对涡轮动叶凹槽状叶顶传热冷却性能的影响
李世涵, 白波, 程国强, 许承天, 孔祥林, 李志刚, 李军

Effect of Streamwise Micro-Rib Film Cooling Arrangements on Heat Transfer and Cooling Performance of Cavity Turbine Blade Tips
Shihan LI, Bo BAI, Guoqiang CHENG, Chengtian XU, Xianglin KONG, Zhigang LI, Jun LI
表 1 GE-E3涡轮第一级几何参数
Tab. 1 Geometric parameters of first stage in GE-E3 turbine
参数数值
静叶数/个46
动叶数/个76
动叶高度H/mm42.28
轴向弦长Ca/mm28
叶顶间隙S/mm0.42
凹槽深度hs/mm0.8
凹槽宽度T/mm0.6