| 基于最优梯度MPPT控制的光伏水泵系统 |
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| 引用本文： | 刘洋,苏建徽,罗皓泽,朱亦丹.基于最优梯度MPPT控制的光伏水泵系统[J].电力电子技术,2011,45(7):20-21. |
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| 作者姓名： | 刘洋 苏建徽 罗皓泽 朱亦丹 |
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| 作者单位： | 合肥工业大学,教育部光伏系统工程研究中心,安徽合肥230009 |
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| 摘 要： | 为提高对光伏阵列的利用率,分析了一种基于最优梯度最大功率点跟踪(MPPT)控制的光伏水泵调速系统.根据光伏阵列的特性及最优梯度控制的方法,通过检测光伏阵列的输出电压、电流及单片机软件控制来实现MPPT.介绍了系统软件和硬件的设计,最后用给出的实验波形证明该方法能使系统稳定运行.
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| 关 键 词： | 光伏水泵 最优梯度 最大功率点跟踪 |
MPPT Control Based on Optimal Gradient Method of PV Pump System |
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| LIU Yang,SU Jian-hui,LUO Hao-ze,ZHU Yi-dan.MPPT Control Based on Optimal Gradient Method of PV Pump System[J].Power Electronics,2011,45(7):20-21. |
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| Authors: | LIU Yang SU Jian-hui LUO Hao-ze ZHU Yi-dan |
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| Affiliation: | LIU Yang,SU Jian-hui,LUO Hao-ze,ZHU Yi-dan(Research Center for Photovoltaic System Engineering Ministry of Education,Hefei University of Technology,Hefei 230009,China) |
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| Abstract: | In order to improve the utilization of solar arrays,the optimal gradient based on maximum power point tracking(MPPT) of photovoltaic(PV) pump speed control system is analyzed.According to the characteristics of pho-tovoltaic arrays and optimal gradient control method,current and MCU soft-ware control achieve the MPPT by detect-ing the PV array output voltage.The system software and hardware design are introduced also,the experimental wave-forms of the system are given,and the results proved that this method... |
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| Keywords: | photovoltaic pump optimal gradient maximum power point tracking |
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