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Solar cell performance detection system

A technology for solar cells and solar panels, which is applied in circuits, electrical components, semiconductor/solid-state device testing/measurement, etc., can solve the problems of low detection efficiency and accuracy, and achieve high detection efficiency and accuracy and high detection efficiency. , the effect of high detection accuracy

Inactive Publication Date: 2016-06-29
CHENGDU ZHENZHONG ELECTRIC
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AI Technical Summary

Problems solved by technology

[0006] The invention provides a solar cell performance detection system, which solves the technical problems of low detection efficiency and accuracy in existing solar cell performance detection methods, and realizes the technical effects of reasonable system design and high detection efficiency and accuracy

Method used

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  • Solar cell performance detection system

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Embodiment 1

[0026] In the first embodiment, a solar cell performance detection system is provided, please refer to figure 1 , the system includes:

[0027] a surface detection unit, the surface detection unit is used to detect surface defects of the solar cell;

[0028] a power generation performance detection unit, the power generation performance detection unit is used to detect the power generation performance of the solar cell;

[0029] a short-circuit current detection unit, the short-circuit current detection unit is used to detect the anti-reflection film, the diffusion length of the base region, the junction quality, and the damaged layer;

[0030] an open-circuit voltage detection unit, which is used for edge corrosion and PN junction detection of the solar cell panel;

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Abstract

The invention discloses a solar cell performance detection system comprising: a surface detection unit used to detect solar cell surface defects; a power generation performance detection unit used to detect the power generation performance of the solar cell Detection; short-circuit current detection unit, the short-circuit current detection unit is used to detect the anti-reflection film, base diffusion length, junction quality, and damaged layer; the open-circuit voltage detection unit, the open-circuit voltage detection unit is used for solar panels The edge corrosion and PN junction are detected; the filling factor detection unit is used for sheet resistance and ohmic contact detection, which realizes the technical effects of reasonable system design, high detection efficiency and accuracy.

Description

technical field [0001] The invention relates to the field of solar cell panel production and manufacturing, in particular to a solar cell performance detection system. Background technique [0002] A solar panel is a device that converts solar radiation directly or indirectly into electrical energy through the photoelectric effect or photochemical effect by absorbing sunlight. It also cannot be widely and universally used in large numbers. Compared with ordinary batteries and rechargeable batteries, solar cells are more energy-saving and environmentally friendly green products. [0003] In the prior art, the solar panels need to be inspected for quality after production and processing. However, in the prior art, manual inspections are usually performed one by one, which has low efficiency and average accuracy. [0004] To sum up, in the process of realizing the technical solutions of the invention in the embodiments of the present application, the inventors of the present ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01L21/66
CPCH01L22/12H01L22/14
Inventor 陈怀之王刚聂海涛张仁友胡国波
Owner CHENGDU ZHENZHONG ELECTRIC
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