A new model is presented for calculating the end-wall boundary layer and its blade force defect inside the axial compressor cascade, based on theoretical analysis.
通过理论分析提出一种考虑叶片端部间隙影响的叶片力亏损模型，并对三种轴流压气机叶栅的端壁边界层及叶片力亏损进行了数值计算。
By using of numerical simulation, the effect of applying boundary layer suction on end-wall to the aerodynamic performance for a van with a high-turning Angle and meridional divergence was discussed.
针对某大折转角子午扩张型导叶，通过数值模拟，讨论了端壁附面层抽吸对叶栅性能的影响。
The result showed that for the cascade with larger separation, perfect effects can be obtained by applying boundary layer suction on the end-wall near suction surface.
结果表明：对于大分离叶栅，在靠近吸力面的端壁上进行附面层抽吸可以获得最佳效果。
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