Battery piece and photovoltaic module

Battery piece and photovoltaic module

The utility model relates to a battery piece and a photovoltaic assembly. Wherein the battery piece comprises a positive welding half piece and a back welding half piece, the front surface of the positive welding half piece comprises a plurality of first main grids extending along a first direction...

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1. Verfasser: WU ZHENGTONG
Format: Patent
Sprache:chi ; eng
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BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
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description The utility model relates to a battery piece and a photovoltaic assembly. Wherein the battery piece comprises a positive welding half piece and a back welding half piece, the front surface of the positive welding half piece comprises a plurality of first main grids extending along a first direction and a plurality of main grid bonding pads uniformly arranged on the first main grids, the back surface of the positive welding half piece is provided with a side back electrode extending along a second direction, and the first direction is vertical to the second direction; the front face of the backwelding half piece comprises a side main grid extending in the second direction and a plurality of second main grids extending in the first direction, and the back face of the back welding half pieceis provided with a plurality of segmented back electrodes arranged in an array mode. And the side back electrode of the positive welding half piece and the side main gate of the back welding half piece are partially overlappe
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subjects BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
title Battery piece and photovoltaic module
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