Invention Grant
US08691694B2 Solderless back contact solar cell module assembly process 失效
无焊接背接触太阳能电池模块组装工艺

  • Patent Title: Solderless back contact solar cell module assembly process
  • Patent Title (中): 无焊接背接触太阳能电池模块组装工艺
  • Application No.: US12928666
    Application Date: 2010-12-16
  • Publication No.: US08691694B2
    Publication Date: 2014-04-08
  • Inventor: Henry Hieslmair
  • Applicant: Henry Hieslmair
  • Agency: Lumen Patent Firm
  • Main IPC: H01L21/44
  • IPC: H01L21/44
Solderless back contact solar cell module assembly process
Abstract:
In order to better and more efficiently assemble back contact solar cells into modules, the cell to cell soldering and other soldered connections are replaced by electro and/or electroless plating. Back contact solar cells, diodes and external leads can be first laminated to the module front glass for support and stability. Conductive materials are deposited selectively to create a plating seed pattern for the entire module circuit. Subsequent plating steps create an integrated cell and module metallization. This avoids stringing and tabbing and the associated soldering steps. This process is easier for mass manufacturing and is advantageous for handling fragile silicon solar cells. Additionally, since highly corrosion resistant metals can be plated, the moisture barrier requirements of the back side materials can be greatly relaxed. This can simplify and reduce the cost of the back side of the module.
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