Application of Solar Energy Technology in Modern City Building

The environmental problems have been becoming more and more severe,as a kind of renewable clean energy,solar energy is praised as the most hopeful energy in the 21st century.Currently the most potential development of solar energy is used in the buildings.Application of solar energy technology has become the most promising concept with respect to energy saving buildings.Aiming at the domestic present situation on architectural utilization of solar energy,the building integrated with solar heat water systems and photovoltaic systems were analyzed.