將光伏電(dian)站建(jian)在建(jian)筑物屋頂，此類為小型(xing)分散式(shi)(shi)、布置在用(yong)戶附近、就地(di)消(xiao)納的(de)發電(dian)單(dan)元(yuan)，目前有“全額上(shang)網(wang)”和“自發自用(yong)，余電(dian)上(shang)網(wang)”兩種模式(shi)(shi)。大(da)型(xing)屋面采用(yong)集中式(shi)(shi)并(bing)網(wang)方案，小型(xing)屋面采用(yong)組串式(shi)(shi)逆變(bian)器并(bing)網(wang)方案。