| 基于非对称模糊策略的光伏发电最大功率点跟踪研究 |
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| 引用本文： | 李培,李国友,刘立刚. 基于非对称模糊策略的光伏发电最大功率点跟踪研究[J]. 化工自动化及仪表, 2011, 38(7): 827-830,855 |
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| 作者姓名： | 李培 李国友 刘立刚 |
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| 作者单位： | 1. 新疆工业高等专科学校化工系,乌鲁木齐,830091
2. 燕山大学电气工程学院,河北,秦皇岛,066004 |
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| 摘 要： | 针对光伏发电系统最大功率跟踪问题,根据光伏电池最大功率点两侧具有非对称性的特点,提出了一种基于非对称模糊控制的最大功率点跟踪策略,该智能策略有效地克服光伏电池的非线性和时滞性.通过对Boost变换器占空比的调节,整个系统能迅速地感知外界环境的变化,有效解决了跟踪快速性和跟踪精度之间的矛盾.
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| 关 键 词： | 光伏电池 非对称模糊控制 最大功率点跟踪 Boost变换器 |
Maximal Power Point Tracking for PV Power System Based on Asymmetric Fuzzy-control Strategy |
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| LI Pei,LI Guo-you,LIU Li-gang. Maximal Power Point Tracking for PV Power System Based on Asymmetric Fuzzy-control Strategy[J]. Control and Instruments In Chemical Industry, 2011, 38(7): 827-830,855 |
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| Authors: | LI Pei LI Guo-you LIU Li-gang |
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| Affiliation: | 1.Department of Chemical Engineering,Xinjiang Polytechnical College,Wulumuqi 830091,China;2.Institute of Electrical Engineering,Yanshan University,Qinhuangdao 066004,China) |
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| Abstract: | Considering the maximal power point tracking in photovoltaic（PV） power system and basing on the asymmetric characteristics of photovoltaic array,an asymmetric fuzzy controlling scheme was proposed to overcome PV cell nonlinearity and viscosity,and to perceive external changes as well as to solve contradictions between rapidity and accuracy through modification of Boost converter duty cycle. |
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| Keywords: | photovoltaics asymmetric fuzzy control maximum power point tracking Boost converter |
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