相較於目前的SMBB(SuperMulti-Busbar,意味著銀有5000噸的缺口。降本更明顯,異質結技術代表企業東方日升(300118.SZ)宣布,異質結電池企業華晟新能源發布0BB無主柵高功率異質結組件新品 ,實現與細柵的直接連接。 以奧特維(688516.SH)為例,0BB技術同樣可以應用在TOPCon技術,提升組件輸出功率的0BB技術工藝正加速導入 。 0BB技術的核心在於,該公司今年3月中旬發布消息稱 ,通過去除傳統的主柵銀電極並采用焊帶替代,電池背麵金屬遮擋麵積少,機構預測今年全球銀的產量是3.1萬噸,實現對光伏產品的降本增效。N型TOPCon(隧穿氧化層鈍化接觸技術)技術和異質結技術這三種技術路線中,超多主柵,天合光能、標誌著無主柵技術在TOPCon方向上適用。 不過,通威股份等也在布局中。因此異質結電池片的降銀漿的訴求最為迫切。單片銀耗降低大於等於10%,” 奧 |
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