據央視新聞報道,日前,在甘肅金塔的白水泉光電產業區內,70萬千瓦光熱+光伏項目工程建設現場,施工人員正有序作業,一派繁忙景象。25594面30平方米的高精度智能定日鏡整齊排列熠熠生輝,如同太陽的追隨者,時刻調整著角度,將太陽的光芒精準地反射到高聳入云的吸熱塔上。
據了解,該項目采用光(guang)熱和(he)光(guang)伏相結(jie)合(he)(he)的(de)方式發(fa)電(dian)(dian)(dian)。光(guang)熱部(bu)分采用的(de)是塔式熔(rong)鹽光(guang)熱發(fa)電(dian)(dian)(dian)技(ji)術,熔(rong)鹽白(bai)天(tian)吸收熱量后,可(ke)以像一(yi)個超級(ji)“充電(dian)(dian)(dian)寶”將(jiang)能(neng)量儲存,從而實現晝夜發(fa)電(dian)(dian)(dian)。通過將(jiang)光(guang)熱發(fa)電(dian)(dian)(dian)與光(guang)伏發(fa)電(dian)(dian)(dian)相結(jie)合(he)(he),能(neng)夠(gou)充分利用太(tai)陽能(neng)資源,提高發(fa)電(dian)(dian)(dian)效率,降低發(fa)電(dian)(dian)(dian)成本。目前,工程建設已經過半,預計今年年底竣(jun)工,屆時(shi)可(ke)實現年均發(fa)電(dian)(dian)(dian)量13.7億千瓦時(shi),為當地乃至(zhi)整個國家的(de)電(dian)(dian)(dian)力(li)供應提供有力(li)的(de)支持。