根据光伏电池的数学模型搭建的Simulink仿真模型，MPPT算法采用的是基于占空比可调的扰动观察法，仿真结果表明该算法能够很好地跟踪最大功率点。(The model is established in Simulink based on the mathematical model of photovoltaic cell. Disturbance observation method based on adjustable duty cycle. It is proved that MPP