光(guang)(guang)伏(fu)(fu)發電(dian)系(xi)統是(shi)根據光(guang)(guang)產(chan)(chan)生伏(fu)(fu)打效(xiao)應原(yuan)理(li)將太(tai)陽能轉(zhuan)換(huan)為電(dian)能，無輻射，逆變器、配(pei)電(dian)柜等電(dian)子(zi)器件都通過 EMC（電(dian)磁兼容性）測試(shi)，所以(yi)對(dui)人體沒(mei)有危(wei)害。中國是(shi)光(guang)(guang)伏(fu)(fu)發電(dian)安(an)裝(zhuang)(zhuang)(zhuang)量(liang)增(zeng)長快(kuai)的國家，2011年的光(guang)(guang)伏(fu)(fu)發電(dian)安(an)裝(zhuang)(zhuang)(zhuang)量(liang)比2010年增(zeng)長了約5倍，2011年電(dian)池產(chan)(chan)量(liang)達到(dao)20GW，約占(zhan)的65%。家庭光(guang)(guang)伏(fu)(fu)發電(dian)安(an)裝(zhuang)(zhuang)(zhuang)時，要求屋(wu)頂的周圍沒(mei)有大面積的遮(zhe)擋，如果在意(yi)裝(zhuang)(zhuang)(zhuang)機屋(wu)頂的東、南、西方向有高大建筑或者高大樹木，光(guang)(guang)伏(fu)(fu)電(dian)站廠家，安(an)裝(zhuang)(zhuang)(zhuang)時需要注意(yi)，根據當(dang)地的太(tai)陽傾角和(he)太(tai)陽一天的運(yun)動軌(gui)跡來判斷是(shi)否可(ke)以(yi)裝(zhuang)(zhuang)(zhuang)，或者避開陰影至多可(ke)以(yi)裝(zhuang)(zhuang)(zhuang)多少規(gui)模。

光(guang)(guang)伏發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)是根據(ju)光(guang)(guang)產(chan)生伏打效(xiao)應原理將(jiang)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)轉(zhuan)換(huan)為電(dian)(dian)(dian)(dian)(dian)(dian)能(neng)(neng)(neng)，無輻射，逆變器、配電(dian)(dian)(dian)(dian)(dian)(dian)柜等電(dian)(dian)(dian)(dian)(dian)(dian)子器件都通(tong)過 EMC（電(dian)(dian)(dian)(dian)(dian)(dian)磁兼容性(xing)）測(ce)試(shi)，光(guang)(guang)伏電(dian)(dian)(dian)(dian)(dian)(dian)站，所以對人體沒有(you)危害。獨(du)立光(guang)(guang)伏電(dian)(dian)(dian)(dian)(dian)(dian)站包括邊遠地區(qu)的(de)村莊供電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)，屋頂光(guang)(guang)伏電(dian)(dian)(dian)(dian)(dian)(dian)站，太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)戶(hu)用電(dian)(dian)(dian)(dian)(dian)(dian)源系(xi)(xi)統(tong)，通(tong)信(xin)信(xin)號電(dian)(dian)(dian)(dian)(dian)(dian)源、陰(yin)極(ji)保護、太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)路燈等各(ge)種帶有(you)蓄電(dian)(dian)(dian)(dian)(dian)(dian)池的(de)可以獨(du)立運行(xing)的(de)光(guang)(guang)伏發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)。太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)是利用太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)(dian)(dian)池直接將(jiang)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)轉(zhuan)換(huan)成電(dian)(dian)(dian)(dian)(dian)(dian)能(neng)(neng)(neng)的(de)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)。家用太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)由太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)(dian)(dian)池組(zu)、太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)控制器、蓄電(dian)(dian)(dian)(dian)(dian)(dian)池（組(zu)）組(zu)成。

帶有(you)蓄電(dian)(dian)(dian)池(chi)的(de)(de)(de)并(bing)網發(fa)(fa)電(dian)(dian)(dian)系(xi)(xi)統(tong)具(ju)有(you)可調度(du)性，光伏(fu)電(dian)(dian)(dian)站驗收(shou)，可以(yi)根據需要并(bing)入或退出(chu)電(dian)(dian)(dian)網，還具(ju)有(you)備(bei)用電(dian)(dian)(dian)源(yuan)的(de)(de)(de)功(gong)(gong)能(neng)(neng)，當電(dian)(dian)(dian)網因故停電(dian)(dian)(dian)時(shi)可緊急供電(dian)(dian)(dian)。帶有(you)蓄電(dian)(dian)(dian)池(chi)的(de)(de)(de)光伏(fu)并(bing)網發(fa)(fa)電(dian)(dian)(dian)系(xi)(xi)統(tong)常(chang)常(chang)安裝在居民建筑；不(bu)(bu)帶蓄電(dian)(dian)(dian)池(chi)的(de)(de)(de)并(bing)網發(fa)(fa)電(dian)(dian)(dian)系(xi)(xi)統(tong)不(bu)(bu)具(ju)備(bei)可調度(du)性和備(bei)用電(dian)(dian)(dian)源(yuan)的(de)(de)(de)功(gong)(gong)能(neng)(neng)，一般安裝在較大型的(de)(de)(de)系(xi)(xi)統(tong)上。中(zhong)國是光伏(fu)發(fa)(fa)電(dian)(dian)(dian)安裝量(liang)增(zeng)長(chang)快的(de)(de)(de)國家(jia)，2011年的(de)(de)(de)光伏(fu)發(fa)(fa)電(dian)(dian)(dian)安裝量(liang)比2010年增(zeng)長(chang)了約(yue)(yue)5倍，2011年電(dian)(dian)(dian)池(chi)產(chan)量(liang)達到20GW，約(yue)(yue)占的(de)(de)(de)65%。