建立具有通用性的光伏电池工程用模型。给出了采用扰动观察法通过控制Boost电路占空比实现光伏电池最大功率跟踪的算法并仿真验证。首先在MatlabSimulink仿真环境中建立一个通用的PV模型。同时，可以实现对光伏电池的最大功率跟踪控制-Photovoltaic cell engineering in model is generic.Disturbance observation method is presented by duty ratio control of the Boost circuit to achieve maximum power tracking algorithm and simulation of photovoltaic cells.First of all in the MatlabSimulink simulation environment to establish a general model of the PV.At the same time, can achieve maximum power tracking control of photovoltaic cells