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    • 3. 发明申请
    • METHOD FOR INTERCONNECTING SOLAR CELLS
    • 互连太阳能电池的方法
    • WO2017123790A1
    • 2017-07-20
    • PCT/US2017/013230
    • 2017-01-12
    • ALTA DEVICES, INC.
    • LAN, LiguangYANG, LinlinDING, Jian
    • H01L31/0224H01L31/05
    • H01L31/0516H01L27/1421H01L31/022441H01L31/02245Y02E10/50
    • A photovoltaic module comprises a back substrate having a plurality of conductive interconnects on top thereof. A conductive interconnect includes a first contact region and a second contact region. The photovoltaic module further comprises a plurality of photovoltaic cells comprising front electrodes disposed on a front surface of a photovoltaic layer on top of back electrodes on top of a support substrate. A plurality of back vias extending through the support substrate of a first cell form an electrical contact between the back electrodes and the second contact region, and a plurality of front vias extending through the support substrate, the back electrodes and the photovoltaic layer of a second cell form an electrical contact between the front electrodes and the first contact region, and is insulated from an electrical contact with the back electrodes and a P side of the photovoltaic layer.
    • 光伏模块包括在其顶部上具有多个导电互连的背面基板。 导电互连件包括第一接触区域和第二接触区域。 所述光伏模块还包括多个光伏电池,所述光伏电池包括设置在支撑基板顶部上的背电极顶部上的光伏层的前表面上的前电极。 延伸穿过第一单元的支撑基板的多个后过孔在后电极和第二接触区域之间形成电接触,以及延伸穿过支撑基板的多个前过孔,背电极和第二 单元在前电极和第一接触区域之间形成电接触,并且与与后电极和光电层的P侧的电接触绝缘。
    • 8. 发明申请
    • SYSTEM AND METHOD FOR THIN FILM PHOTOVOLTAIC MODULES AND BACK CONTACT FOR THIN FILM SOLAR CELLS
    • 用于薄膜太阳能电池的薄膜光伏模块和背接触的系统和方法
    • WO2014165225A1
    • 2014-10-09
    • PCT/US2014/024862
    • 2014-03-12
    • NEW JERSEY INSTITUTE OF TECHNOLOGY
    • CHENG, ZimengCHIN, Ken, K.DELAHOY, Alan, E.
    • H01L31/00
    • H01L31/1884H01L31/02245H01L31/022466H01L31/0296H01L31/18Y02E10/50
    • The present disclosure provides improved thin film photovoltaic devices and related methods of fabrication. More particularly, the present disclosure provides improved CdTe photovoltaic devices and related fabrication methods. Disclosed is a novel thin film photovoltaic device and means for its fabrication. An exemplary device includes a metal oxide layer between the absorber layer and the rear electrode, resulting in an ohmic back contact and having improved device stability. The metal oxide layer can include at least one of silver oxide or copper oxide, and may additionally contain nickel oxide, molybdenum oxide, and/or vanadium oxide. The present disclosure is directed towards formation of a ohmic back contact for solar cells, the back contact having improved stability. In certain embodiments, the present disclosure provides for an ohmic contact to p-type II-VI semiconductors, and to the fabrication of solar cells having improved stability, and to solar panels incorporating such back contact schemes.
    • 本公开提供改进的薄膜光伏器件和相关的制造方法。 更具体地,本公开提供了改进的CdTe光伏器件和相关的制造方法。 公开了一种新颖的薄膜光伏器件及其制造方法。 示例性器件包括在吸收层和后电极之间的金属氧化物层,导致欧姆反接触并且具有改进的器件稳定性。 金属氧化物层可以包括氧化银或氧化铜中的至少一种,并且还可以含有氧化镍,氧化钼和/或氧化钒。 本公开涉及形成太阳能电池的欧姆背接触,后接触具有改进的稳定性。 在某些实施方案中,本公开提供了对p型II-VI半导体的欧姆接触以及具有改进的稳定性的太阳能电池的制造以及包含这种背接触方案的太阳能电池板。