摘要
[目的]为提高光伏发电效率,使光伏电池迅速工作在最大功率点。[方法]本文结合光伏电池的等效模型,分析其输出特性,采用模糊逻辑控制方法对光伏电池最大功率点进行跟踪控制,基于Matlab/Simulink建立光伏电池最大功率点跟踪的模糊控制仿真模型。[结果]仿真结果显示模糊逻辑控制法能瞬间实现光伏电池最大功率点跟踪。[结论]模糊逻辑控制法能显著改善最大功率点振荡,使系统有良好的稳态和动态性能。
[Objective]In order to improve the efficiency of Photovoltaic Power Generation,it is necessary to make the photovoltaic battery work quickly at the maximum power point through the Maximum Power Point Tracking control.[Methods]The equivalent model of photovoltaic battery was introduced,its output characteristic was analyzed,and fuzzy logic controlmethod was applied to maximum power point tracking control of photovoltaic battery.The simulation model of fuzzy controlmethod was established based on the Matlab/Simulink.[Result]The simulation result showed that the fuzzy control,improved the oscillation of maximum power point and had good steady-state and dynamic performance method could track the photovoltaic battery maximum power point rapidly.[Conclusion]The fuzzy controlmethod improved the oscillation of maximum power point,system had good steady-state and dynamic performance.
作者
郭海霞
Guo Haixia(College of Engineering, Shanxi Agricultural University, Taigu 030801, China)
出处
《山西农业大学学报（自然科学版）》
CAS
2017年第11期825-830,共6页
Journal of Shanxi Agricultural University(Natural Science Edition)
关键词
最大功率点跟踪
模糊控制
光伏电池
仿真
Maximum power point tracking
Fuzzy control
Photovoltaic battery
Simulation
