Solar cell, cell assembly and photovoltaic system

Solar cell, cell assembly and photovoltaic system

The invention is suitable for the technical field of solar cells, and provides a solar cell, a cell module and a photovoltaic system. The solar cell comprises a silicon substrate and a first doping layer, the silicon substrate comprises a central region and a corner edge region, the conduction type...

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Hauptverfasser: CHEN GANG, WANG YONGQIAN, ZHANG JUNKAI, YANG XINQIANG, PAN JUNMING
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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creator CHEN GANG
WANG YONGQIAN
ZHANG JUNKAI
YANG XINQIANG
PAN JUNMING
description The invention is suitable for the technical field of solar cells, and provides a solar cell, a cell module and a photovoltaic system. The solar cell comprises a silicon substrate and a first doping layer, the silicon substrate comprises a central region and a corner edge region, the conduction type of the central region is N type, and the conduction type of the corner edge region is P type; the first doping layer is arranged on the first surface of the silicon substrate; the conduction type of the first doping layer is N type, a high-low junction is formed between the first doping layer and the central region, and a PN junction is formed between the first doping layer and the corner edge region; or, the conduction type of the first doping layer is P type, a PN junction is formed between the first doping layer and the central region, and a high-low junction is formed between the first doping layer and the corner edge region. Therefore, in the process of manufacturing the solar cell based on the silicon substra
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subjects BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
title Solar cell, cell assembly and photovoltaic system
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