对Boost升压电路进行设计与性能优化；
（2）完成DC变换器环节实现光伏最大功率跟踪硬件电路设计，分析其实现最大功率跟踪控制的理论依；
（3）研究实现基于DSP光伏最大功率跟踪的算法，及其控制流程图；
（4）选择适合的最大功率跟踪算法，编写软件程序实现光伏电池的最大功率输出，尽可能提高光伏发电系统的效率。(In this paper, I will mainly research the maximum power tracking technology of the PV, design and improve the Boost circuit (Boost cut broken circuit). First, I measuring the electrical characteristics of photovoltaic cells , and get the output characteristics of photovoltaic cells; then based on Boost circuit of implementations, analysis the works of Photovoltaic maximum power tracking. Then, based an the DSP microcontroller TMS320F2812 , I use the method of perturbation and observation ,to do the programming based on C language.)