The flow fields and cooling effectiveness of the film cooling from a row of cylindrical angled holes with special sphenoid tabs are investigated numerically at different blowing ratios.

• 在倾斜圆柱形气膜孔中加装一种特制的楔形突片+结构,可以改善气膜孔下游平均冷却效率,本文对此进行了数值研究。