结果表明，变距型风力机风能利用系数高，在高风速时所受的载荷小。
The results show, for pitch-controlled wind turbines, that power coefficient is higher, and load is lower at high wind speed.
为保证风力机具有最大的风能利用系数，本文主要对水平轴风力机风轮的设计和优化方法进行了研究。
The main objective of this paper is to investigate the horizontal-axis wind turbine (HAWT) rotors, which are optimized to produce the largest possible power output.
叶片是风力机最重要的部件之一，设计良好的叶片是风力机获得较高风能利用系数和较大经济效益的基础。
The blade is one of the most important parts for wind turbine. Based on better designed blade, higher power coefficient is obtained and better economic profit can be gained.
叶片是风力机最重要的部件之一，设计良好的叶片是风力机获得较高风能利用系数和较大经济效益的基础。
The blade is one of the most important parts for wind turbine. Based on better designed blade, higher power coefficient is obtained and better economic profit can be gained.
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