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徐烨. 锯齿尾缘翼型对叶片的气动性能影响研究[J]. 太阳能, 2025,(4):60-68.
徐烨. 锯齿尾缘翼型对叶片的气动性能影响研究[J]. 2025, (4): 60-68.
徐烨. 锯齿尾缘翼型对叶片的气动性能影响研究[J]. 太阳能, 2025,(4):60-68. DOI: 10.19911/j.1003-0417.tyn20240506.02.
徐烨. 锯齿尾缘翼型对叶片的气动性能影响研究[J]. 2025, (4): 60-68. DOI: 10.19911/j.1003-0417.tyn20240506.02.
风电机组叶片在设计过程中通常会在其尾缘加装锯齿,以便降低叶片产生的气动噪声。通过选取5种不同尺寸的锯齿,针对锯齿尾缘翼型参数对叶片气动性能的影响进行了研究,并分析了锯齿尾缘翼型对叶片气动力波动特性的影响规律。研究结果表明:1)相较于光滑翼型叶片,锯齿尾缘翼型叶片的升力系数和阻力系数均有显著提升,且齿高最长的锯齿尾缘翼型叶片的升力系数提升效果最明显。2)相较于光滑翼型叶片,锯齿尾缘翼型叶片在不同攻角下的升力系数波动幅度均有显著降低,且齿长适中的锯齿尾缘翼型叶片的升力系数波动幅度最小,说明其对气动力变化而引起的波动的控制效果最好。综上可知,相较于光滑翼型叶片,锯齿尾缘翼型可以有效降低叶片因气动力变化而引起的波动,有助于降低叶片所受的疲劳荷载,从而延长叶片的使用寿命。
张玲,谷豪飞.弧形锯齿尾缘对叶片气动噪声影响及机理的研究[J].太阳能学报,2023(01).
徐玉龙,袁晓东,李必伟,赵耀,纪胜强.锯齿尾缘在风电机组降噪工程上的应用[J].安徽电气工程职业技术学院学报,2022(02).
陈宝康,魏煜锋,张敏.锯齿降噪结构在风力发电机组叶片上的应用[J].噪声与振动控制,2018(03).
张一楠.仿鲸鱼鳍风力机翼型气动力性能控制研究[D].中国科学院大学(中国科学院工程热物理研究所),2020(01).
Elena Llorente,Daniele Ragni.Trailing-edge serrations effect on the performance of a wind turbine[J].Renewable Energy,2020.
Institute of Engineering Thermophysics, Chinese Academy of Sciences, Beijing 100190, China,The Key Laboratory of Wind Energy Utilization of CAS, Beijing 100190, China,University of Chinese Academy of Sciences, Beijing 100049, China,Institute of Engineering Thermophysics, Chinese Academy of Sciences, Beijing 100190, China,The Key Laboratory of Wind Energy Utilization of CAS, Beijing 100190, China,University of Chinese Academy of Sciences, Beijing 100049, China,Dalian National Laboratory For Clean energy, Chinese Academy of Sciences, Dalian 116023, China,Institute of Engineering Thermophysics, Chinese Academy of Sciences, Beijing 100190, China,The Key Laboratory of Wind Energy Utilization of CAS, Beijing 100190, China,Dalian National Laboratory For Clean energy, Chinese Academy of Sciences, Dalian 116023, China,Institute of Engineering Thermophysics, Chinese Academy of Sciences, Beijing 100190, China,The Key Laboratory of Wind Energy Utilization of CAS, Beijing 100190, China,University of Chinese Academy of Sciences, Beijing 100049, China.Flow topology and noise modeling of trailing edge serrations[J].Applied Acoustics,2020.
Department of Mechanical and Aerospace Engineering, Hong Kong University of Science and Technology, HKSAR, China.,Department of Mechanical and Aerospace Engineering, Hong Kong University of Science and Technology, HKSAR, China.,Department of Mechanical and Aerospace Engineering, Hong Kong University of Science and Technology, HKSAR, China.,Department of Mechanical and Aerospace Engineering, Hong Kong University of Science and Technology, HKSAR, China.,Department of Mechanical and Aerospace Engineering, Hong Kong University of Science and Technology, HKSAR, China..An experimental study of trailing edge noise from a pitching airfoil.[J].The Journal of the Acoustical Society of America,2019.
Elena Llorente,Daniele Ragni.Trailing edge serrations effects on the aerodynamic performance of a NACA 64 3 418[J].Wind Energy,2019.
O Pires,X Munduate,O Ceyhan,M Jacobs,H Snel.Analysis of high Reynolds numbers effects on a wind turbine airfoil using 2D wind tunnel test data[J].Journal of Physics: Conference Series,2016.
Lee Seunghoon Lee Soogab.Wind turbine noise reduction by means of serrated trailing edges[J].INTER - NOISE and NOISE - CON Congress and Conference Proceedings,2012.
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