Using the topological rules of the surface flow pattern, the separation configurations on the suction surface at different bowed angles is discussed.
应用壁面流谱的拓扑法则，详细讨论了不同弯角下的分离形态。
Under high velocity flow conditions, cascade losses are mainly caused by radial drift of the boundary layer along the suction surface and by blade wakes.
在高速流动条件下，叶栅损失主要是吸力面边界层径向串流及其尾迹。
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。
In design condition, the flow blockage, loss, turbulence and noise at the exit focus mainly in the tip mid-passage, wake and the corner between the hub and the suction surface;
设计状态转子出口流动阻塞、损失、高水平紊流脉动及噪声主要发生在叶尖通道中部、尾迹和叶根吸力面角区；
Through studying the structure of the unsteady flow field in vibrating cascades, the coupling relationship between flow separation on the suction surface and blade vibration is revealed.
此外，通过对振荡叶栅非定常流场结构的研究，发现了叶片吸力面气流分离与叶片振动之间的耦合关系。
The results show that a positive bowed blade can restrain the corner separation and change the separation configuration, while it can not avoid the flow separation on the suction surface.
结果表明，正弯可以有效遏止角区分离，改变吸力面的分离形态，但不能完全消除吸力面的分离。
The present invention relates bonded structural adhesive for two half cane mold clamping of wind-power generating vane pressure surface and suction surface, and a preparing method thereof.
本发明涉及一种风力发电叶片压力面和吸力面两个半叶片合模用的粘接结构胶及其制备方法。
The present invention relates bonded structural adhesive for two half cane mold clamping of wind-power generating vane pressure surface and suction surface, and a preparing method thereof.
本发明涉及一种风力发电叶片压力面和吸力面两个半叶片合模用的粘接结构胶及其制备方法。
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