光(guang)伏組(zu)(zu)(zu)件(jian)(jian)的(de)背(bei)板材(cai)料正適(shi)合封裝太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)件(jian)(jian)，作(zuo)為電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)件(jian)(jian)的(de)背(bei)板材(cai)料有效(xiao)(xiao)地防(fang)止了各種介質尤其是(shi)水、氧、腐蝕性氣體等對EVA和太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)片的(de)侵蝕與影響。多(duo)元(yuan)(yuan)化合物(wu)太(tai)(tai)(tai)陽(yang)(yang)(yang)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)指(zhi)不是(shi)用單一元(yuan)(yuan)素半(ban)導體材(cai)料制成的(de)太(tai)(tai)(tai)陽(yang)(yang)(yang)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)。各國研究的(de)品(pin)種繁(fan)多(duo)，大多(duo)數尚(shang)未工業化生產，主要有以下幾(ji)種：太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)，徐州太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)組(zu)(zu)(zu)件(jian)(jian)，太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)，太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)組(zu)(zu)(zu)件(jian)(jian)生產，銅(tong)銦(yin)硒太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(新型多(duo)元(yuan)(yuan)帶隙梯度(du)Cu(In， Ga)Se2薄膜太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)。光(guang)伏組(zu)(zu)(zu)件(jian)(jian)接線(xian)盒(he)有良好(hao)的(de)防(fang)水、防(fang)塵(chen)效(xiao)(xiao)果。光(guang)伏組(zu)(zu)(zu)件(jian)(jian)的(de)背(bei)板材(cai)料中(zhong)白(bai)色的(de)復合膜還(huan)可對陽(yang)(yang)(yang)光(guang)起反(fan)(fan)射作(zuo)用，能(neng)(neng)(neng)提(ti)高電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)件(jian)(jian)的(de)轉換效(xiao)(xiao)率，太(tai)(tai)(tai)陽(yang)(yang)(yang)能(neng)(neng)(neng)組(zu)(zu)(zu)件(jian)(jian)廠家排名(ming)，且對紅外線(xian)也有較強的(de)反(fan)(fan)射，可降低電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)件(jian)(jian)在強陽(yang)(yang)(yang)光(guang)下的(de)工作(zuo)溫度(du)。

厚度為 0. 5mm的(de)EVA膜層(ceng)作為太(tai)陽(yang)電池(chi)(chi)的(de)密封(feng)劑和與玻璃(li)、TPT之間的(de)連接劑。具(ju)有較高的(de)透光(guang)率和抗(kang)老化能(neng)(neng)力。太(tai)陽(yang)能(neng)(neng)交(jiao)流(liu)發電系統(tong)是由太(tai)陽(yang)電池(chi)(chi)板、充電控制(zhi)器(qi)、逆(ni)(ni)變(bian)器(qi)和蓄電池(chi)(chi)共同組成；太(tai)陽(yang)能(neng)(neng)直流(liu)發電系統(tong)則不包括(kuo)逆(ni)(ni)變(bian)器(qi)。為了(le)使太(tai)陽(yang)能(neng)(neng)發電系統(tong)能(neng)(neng)為負載提供足夠的(de)電源(yuan)，就要(yao)根據用電器(qi)的(de)功率，合(he)理選擇各部件(jian)。光(guang)伏組件(jian)中光(guang)伏玻璃(li)鋼(gang)化處(chu)(chu)理是為了(le)增加玻璃(li)的(de)強度，抵御(yu)風沙冰雹的(de)沖(chong)擊，起到長(chang)期保護太(tai)陽(yang)能(neng)(neng)電池(chi)(chi)的(de)作用。對面板玻璃(li)進行鋼(gang)化處(chu)(chu)理后，玻璃(li)的(de)強度可比普通玻璃(li)提高3～4倍。

光(guang)伏(fu)組(zu)(zu)件中(zhong)的方形單晶片(pian)有利(li)于(yu)電(dian)(dian)(dian)池組(zu)(zu)件的空間利(li)用(yong)！硅片(pian)需(xu)要(yao)經過(guo)處(chu)理以(yi)后才(cai)會具有導電(dian)(dian)(dian)、發電(dian)(dian)(dian)的特性；在制作(zuo)(zuo)電(dian)(dian)(dian)池片(pian)過(guo)程(cheng)中(zhong)需(xu)要(yao)制絨工藝使得表(biao)面凹凸(tu)不平，光(guang)伏(fu)組(zu)(zu)件太(tai)陽(yang)能，從而(er)有利(li)于(yu)光(guang)子的捕獲。用(yong)鋼(gang)化玻(bo)璃背板主要(yao)是制作(zuo)(zuo)雙(shuang)面透光(guang)建材型的太(tai)陽(yang)能電(dian)(dian)(dian)池組(zu)(zu)件，用(yong)于(yu)光(guang)伏(fu)幕墻、光(guang)伏(fu)屋頂等，價格(ge)較高，組(zu)(zu)件重量也大。除此以(yi)外目前使用(yong)很廣的就是TPT復(fu)合膜。