| 基于极值法的风电系统最大功率 |
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| 引用本文： | 陆玲黎,吴雷.基于极值法的风电系统最大功率[J].电力电子技术,2011,45(9):55-57. |
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| 作者姓名： | 陆玲黎 吴雷 |
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| 作者单位： | 江南大学,电力电子与电力传动研究所,江苏无锡214122 |
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| 摘 要： | 针对风力发电系统的最大功率问题,提出以极值法为依据捕获最大功率的方法.分析了风力机的工作原理及功率特性,讨论了影响功率的主要因素.通过对极值搜索法的基本理论及特点的解析,结合其工作原理,得出功率曲线是占空比的凹函数,因此极值搜索法通过控制占空比来提高风能的捕获效率,并通过改进提高了抗干扰能力和稳定性.实验结果证明了该方...
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| 关 键 词： | 风力发电 最大功率 极值搜索 |
The Maximum Power of the Wind Power System Based on Extreme Value Method |
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| LU Ling-Li,WU Lei.The Maximum Power of the Wind Power System Based on Extreme Value Method[J].Power Electronics,2011,45(9):55-57. |
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| Authors: | LU Ling-Li WU Lei |
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| Affiliation: | LU Ling-Li,WU Lei (Institute of Power Electronics And Power Transmission,Jiangnan University,Wuxi 214122,China) |
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| Abstract: | In order to overcome the trouble brought by wind power generation system for maximum power,this paper puts forward a method based on extreme value method to capture the maximum power.The working principle of wind turbine and power characteristics are analyzed,the main factors affecting the power is discussed.Through the analysis of extremum search method on the basic theory and characteristics which combined with its working principle,come to a decision that power curve is concave function of duty cycle.The... |
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| Keywords: | wind power generation maximum power extreme value search |
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