| 变结构模糊控制在光伏发电MPPT中的应用 |
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| 引用本文： | 李畸勇,王宏华. 变结构模糊控制在光伏发电MPPT中的应用[J]. 电力电子技术, 2010, 44(2) |
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| 作者姓名： | 李畸勇 王宏华 |
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| 作者单位： | 河海大学,江苏,南京,210098;河海大学,江苏,南京,210098 |
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| 摘 要： | 讨论了光伏发电系统最大功率点跟踪(Maximum Power Point Tracking,简称MPPT)常用控制方法的优缺点,对光伏电池功率电压曲线进行了分析。根据分析结果将变结构模糊控制应用到光伏发电系统MPPT的控制,能快速响应外界环境的变化,使光伏发电系统始终工作在最大功率点(Maximum Power Point,简称MPP)。在两种天气条件下的实验结果证明,该方法能使系统在MPP稳定工作,并能快速跟踪外部环境的变化,具有良好的动、稳态性能。
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| 关 键 词： | 模糊控制 光伏发电 最大功率点跟踪 |
Variable Structure Fuzzy Control Applied in Maximum Power Point Tracking of Photovoltaic Power Generation |
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| LI Ji-yong,WANG Hong-hua. Variable Structure Fuzzy Control Applied in Maximum Power Point Tracking of Photovoltaic Power Generation[J]. Power Electronics, 2010, 44(2) |
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| Authors: | LI Ji-yong WANG Hong-hua |
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| Affiliation: | Hohai University;Nanjing 210098;China |
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| Abstract: | The Advantages and disadvantages about the maximum power point tracking(MPPT) methods in photovoltaic generation system are discussed.The Power-voltage curve of photovoltaic array is analyzed.According to power-voltage characteristics of photovoltaic array,variable structure fuzzy control method is introduced for MPPT of photovoltaic genera-tion system.The system can track the maximum power point(MPP) of photovoltaic cell rapidly by using variable structure fuzzy control when the environment changes quickly... |
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| Keywords: | fuzzy control photovoltaic generation maximum power point tracking |
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