风机叶片结冰对其一体化结构动态响应影响的数值分析

闯振菊, 李春郑, 刘社文

Numerical Analysis of Influence of Blade Icing on Dynamic Response of Integrated Wind Turbine Structure

CHUANG Zhenju, LI Chunzheng, LIU Shewen

表2 叶片结构分布和翼型特性

Tab.2 Blade structure distribution and airfoil characteristics

叶展位置/m 弦长/m 扭转角/(°) 翼型类型 0 3.542 13.308 Cylinder1 1.3667 3.542 13.308 Cylinder1 4.1 3.854 13.308 Cylinder1 6.8333 4.167 13.308 Cylinder2 10.25 4.557 13.308 DU40_A17 14.35 4.652 11.48 DU35_A17 18.45 4.458 10.162 DU35_A17 22.55 4.249 9.011 DU30_A17 26.65 4.007 7.795 DU25_A17 30.75 3.748 6.544 DU25_A17 34.85 3.502 5.361 DU21_A17 38.95 3.256 4.188 DU21_A17 43.05 3.01 3.125 NACA64_A17 47.15 2.764 2.319 NACA64_A17 51.25 2.518 1.526 NACA64_A17 54.6667 2.313 0.863 NACA64_A17 57.4 2.086 0.37 NACA64_A17 60.1333 1.419 0.106 NACA64_A17 61.5 1.419 0.106 NACA64_A17