Abstract: A method for manufacturing a photovoltaic (PV) module includes: using a stringer to simultaneously solder at least two cell strings, and soldering an interconnecting bar at a predetermined position; performing electroluminescence (EL) inspection and appearance inspection/photoluminescence (PL) inspection on cells in the at least two cell strings to obtain cell images and cell inspection results; automatically soldering bus bars at heads and tails of the cell strings; placing the cell modules on front plate glass in sequence, and marking a suspicious cell; when a cell that needs to be repaired exists in the cell modules, sending a repair instruction, and delivering the front plate glass of carrying the cell modules to a repair workstation; at a stacking workstation, soldering together bus bars at tails of two adjacent cell modules; and performing EL inspection and appearance inspection/PL inspection.

Abstract: A back-contact cell module including cells and connecting ribbons; a main gate electrode for gathering currents of the auxiliary gate electrode and a linear back side electrode for leading out the currents provided on the back side of the cell; the main gate electrodes, located on the back side of the cell and in one-to-one correspondence with positions of current collection holes, are arranged linearly, parallel to the back side electrode and located at two ends of the back side of the cell; the plurality of cells are arranged parallelly in columns, between two adjacent cells, the main gate electrode of one cell is arranged adjacent to the back side electrode of the other cell; the main gate electrode of one cell is fixedly connected to the back side electrode of the other adjacent cell via the connecting ribbon.

Abstract: The present disclosure relates to a solar cell photovoltaic module and a solar cell photovoltaic assembly. The solar cell photovoltaic module comprises a plurality of matrix-arranged cells, a plurality of main grids and fine grids are distributed on the light receiving surface of the cells, the main grids collect currents on the fine grids connected thereto, the currents collected by the main grids are transmitted through interconnects that connect to the main grids, and the cells are rectangular. The solar cell photovoltaic assembly comprises modules and bus bars, wherein two adjacent modules are connected via a diode or via a virtual conductive wire plus a diode, and the bus bars and the conductive wire are connected with an output via a junction box.

Abstract: A back-contact cell module including cells and connecting ribbons; a main gate electrode for gathering currents of the auxiliary gate electrode and a linear back side electrode for leading out the currents provided on the back side of the cell; the main gate electrodes, located on the back side of the cell and in one-to-one correspondence with positions of current collection holes, are arranged linearly, parallel to the back side electrode and located at two ends of the back side of the cell; the plurality of cells are arranged parallelly in columns, between two adjacent cells, the main gate electrode of one cell is arranged adjacent to the back side electrode of the other cell; the main gate electrode of one cell is fixedly connected to the back side electrode of the other adjacent cell via the connecting ribbon.