3、th the increasingly serious crisis of global resources,more and more countries are beginning to study a new energy. Solar energy as an environmentally friendly,clean and unlimited energy.More and more countries attention to it. Today, there are many
4、products which use solar energy as power coming into people's daily lives and bring new vitality to the world. Therefore ,this article describes the development of small-scale solar power system,researching trends and applications. This article will
5、study the design of solar power system in-depth. With the current status of solar power supply system and related technology development .This paper introduces the basic components of solar power supply system. Then This paper introduces the structur
6、e of solar panels.This controller is divided into two parts, hardware and software .Hardware makes up dc-dc circuit, the signal acquisition circuit, the master circuit .The articles introduces design of hardware .The software introduces processes of
7、MPPT and Through the MCU tracking of maximum power .Finally ,the paper introduces the solar energy storage device of inquiry ,which make up Battery and controller .Controller plays the role of protection. Keywords：Solar power；MPPT；Charge and discharg
