Suppressed by the up passage vortex at upstream side of blade, the intensity and scale of the tip clearance leakage vortex is decreased.
渐缩型间隙在叶片前半轴弦受到上通道涡的抑制,减少了叶顶间隙泄漏涡的强度和范围;
The mixing device is mounted at the upstream side of the vent to mix outer gas from outside of the machine into the wash tank inner gas from the wash tank for cooling down inner gas of the wash tank.