Title:
太陽電池及び太陽電池モジュール
Document Type and Number:
Japanese Patent JP5687506
Kind Code:
B2
Abstract:
A solar cell module is provided with improved bonding strength for the wiring material. The solar cell (10) comprises a photoelectric conversion unit (20), a first electrode (21) provided on a first main surface (20A), and a second electrode (22) provided on a second main surface (20B). The first electrode (21) has a plurality of finger portions (21a) and a bus bar portion (21b) electrically connecting the finger portions (21a). Each of the plurality of finger portions (21a) extends in a first direction (y). The plurality of finger portions (21a) is arranged in a second direction (x) perpendicular to the first direction (y) with gaps provided between them. The solar cell (10) also includes protruding portions (23 a) provided on at least one end of the bus bar (21b) in the first direction (y) on the first main surface (20A). The protruding portions (23a) are provided near the finger portions (21a) in the second direction (y).
Inventors:
神納 裕幸
東方田 悟司
東方田 悟司
Application Number:
JP2011016596A
Publication Date:
March 18, 2015
Filing Date:
January 28, 2011
Export Citation:
Assignee:
三洋電機株式会社
International Classes:
H01L31/0224
Attorney, Agent or Firm:
Patent business corporation Miyazaki and table-of-contents patent firm