摘要
介绍了一种光伏电池的实用仿真模型,分析了最大功率点追踪算法的优缺点,在原有的干扰观测法基础上,提出了一种改进的变步长的算法,既能满足追踪速度的要求,又能满足精度的要求,并且通过仿真模型验证了该算法的有效性。
Introduction was made to a kind of applicable simulation model of photovoltaic cells, analyzing the advantage and disadvantage of maximum power point tracking algorithm. On the basis of existing observation method for perturbation, an improved variable step algorithm was raised which meets the requirements of tracking speed as well as accuracy, and the algorithm is verified for its validity via simulation model.
关键词
光伏系统
最大功率点追踪
干扰观测法
photovoltaic system
maximum power point tracking
observation method for pertubation
