Morphology analysis and regulation method for screen printing

By receiving and analyzing the morphological measurement parameters and laser measurement parameters of the sample cells in the screen printing process of solar cells, performing morphological three-dimensional modeling and cross-sectional analysis, the problem of uneven battery quality caused by different instrument printing structures is solved, and more efficient and high-quality production is achieved.

WO2025087044A1 Publication Date: 2025-05-01SHENZHEN HIKING PV TECHNOLOGY CO LTD
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Patent Information

Application Number
PCT/CN2024/123722
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2023-10-26
Filing Date
2024-10-09
Publication Date
2025-05-01

AI Technical Summary

Technical Problem

In the screen printing process of solar cells, the printing structures of each device are different, resulting in uneven battery quality and affecting the efficiency of mass production.

Method used

By receiving the morphological measurement parameters and laser measurement parameters of the sample battery, three-dimensional morphological modeling and cross-sectional analysis are carried out, cross-sectional analysis texture, cross-sectional area and cross-sectional structure information are obtained, parameter preset template comparison is performed, and printing parameters are regulated to improve battery quality.

Benefits of technology

Accurate analysis and regulation of the screen printing morphology is achieved, the production efficiency and quality of solar cells are improved, and costs and losses are reduced.

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Abstract

A morphology analysis and regulation method for screen printing. Morphology characterization is performed on metallized grid lines on the basis of both morphology measurement parameters and laser measurement parameters of a sample battery, model comparison is performed on the basis of obtained representation parameters and morphology information, screen printing grid line morphology analysis is performed on the sample battery, the specific structure of the metallized grid lines can be directly reflected, the morphology information of the metallized grid lines is acquired, process analysis and regulation are performed, and a process printing effect is also adjusted.
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