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Flow on wing with tip-clearance analyzed by means of 2D-PIV
Author(s): LI Guangnian, GUO Xin, FU Junjie
Pages: 100-
104
Year: 2010
Issue:
2
Journal: The Ocean Engineering
Abstract: 以带端部间隙的机翼绕流模拟泵喷推进器导管间隙流动,利用2D-PIV测试系统,选定PVC为示踪粒子,以透明二维机翼模型为研究对象,在小循环水槽中研究了间隙对叶片环量分布的影响.通过同步控制器控制CCD摄像及两激光器出光,有效解决激光器与CCD二者的同步控制与连续采集问题.每个截面均测量获得95幅瞬时速度矢量场,采用平均方法获得了同一截面下的平均速度场.给出了机翼不同截面处的流动情况,分析了机翼环量沿...
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