New energy is one of the five most decisive technical fields in the 21st century's economic development. With the rapid development of world economy, increasing demand for energy and frequent dwindling of conventional resources, energy has become a bottleneck restricting the development of national economy. At the same time, with the burning of fossil fuels, the concentration of carbon dioxide in the atmosphere has increased dramatically, the ecological environment worsened gradually and the global warming taken place little by little. With the development of human society, there are louder and louder voices proposing the improvement of ecological environment. Development and utilization of pollution-free new energy can promote the social civilization, benefit the economy and improve people's life. Served as clean, efficient new energy that can never be used up, solar energy and wind energy was paid great attention by numerous countries, served as an important factor in their sustainable development strategies.