钝后缘风力机翼型的环量控制研究
1)
乔晨亮, 许和勇, 叶正寅
CIRCULATION CONTROL ON WIND TURBINE AIRFOIL WITH BLUNT TRAILING EDGE
1)
Qiao Chenliang,Xu Heyong,Ye Zhengyin
表1
DU97-flatback翼型网格参数
Table 1
Details of the grids employed for the DU97-flatback airfoil
Parameters
Coarse grid
Medium grid
Fine grid
wrap-around points
225
450
630
normal layers
100
200
283
total number of cells
2.25X10
4
9.0X10
4
17.8X10
4
first layer spacing (c)
1.2X10
-5
0.8X10
-5
0.6X10
-5
spacing increasing ratio
1.20
1.13
1.10