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Experimental investigation on performance enhancing for wind turbine by mounting Gurney flap to the blade
Author(s): 
Pages: 24-26
Year: Issue:  2
Journal: Rural Energy

Keyword:  水平轴风力机 风能利用系数 Gurney襟翼 升力;
Abstract: 在小型低速风洞中对装有FFA-W3-211桨叶的水平轴风力机及在其尾缘加装Gurney襟翼桨叶的风力机进行了一系列性能对比试验。Gurney襟翼的高度为翼型弦长b的4%,桨叶安装角为4~14,°试验风速为8~14 m/s。试验结果表明,Gurney襟翼对水平轴风力机性能有较大的影响,特别是在大安装角时尤为显著;在小安装角时,格尼襟翼反而使风力机性能降低;当安装角为12°时,格尼襟翼使风力机输出功率提高38%以上。
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