Feasibility Study of Distributed Roof Photovoltaic Generation Technology Applications in Shanghai

The current situation, domestic supportive policies and problems of photovoltaic generation technology are analyzed. According to the roof resources and solar illumination conditions in Shanghai, feasibility analysis of distributed roof photovoltaic generation technology is presented in angle of economic feasibility. The influence of generation price subsidies on the internal rate of return and payback period is obtained and finally raising advices to improve domestic photovoltaic generation technology.