丝网印刷工艺中常见问题及其处理研究

丝网印刷工艺中常见问题及其处理研究

江西工程学院 环境与能源工程学院

题 目： 专 业：

毕业设计 （ 2016 届）

丝网印刷工艺中常见问题及其处理研究

光伏发电技术及应用

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丝网印刷工艺中常见问题及其处理研究

丝网印刷工艺中常见问题及其处理研究

摘要

太阳能电池是新能源产业中重要的产品之一。丝网印刷制作太阳能电池的背电极、正电极和背电场的生产工艺日趋成熟，成为当今太阳能电池制作的主流加工方式。本文主要从实用、商品化太阳电池的生产与工艺研究出发，对太阳电池生产丝网印刷的研究及技术改进进行了全方位的描述。

关键词：太阳能电池；丝网印刷

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丝网印刷工艺中常见问题及其处理研究

Research on common problems and treatment of

screen printing process

Abstract

Solar cell is one of the important products in the new energy industry. The production technology of the back electrode, the positive electrode and the electric field of the solar cell is becoming more and more mature, which has become the mainstream of the solar cell production. This article mainly from the practical and commercial solar cell production and technology research, the solar cell production screen printing research and technology improvement of a full range of description.

Key words: solar cell; screen printing

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丝网印刷工艺中常见问题及其处理研究

目 录

摘要...............................................................2 Abstract...........................................................3 1绪论..............................................................6 2太阳能电池的基础及制作工艺........................................7 2.1太阳能电池的基本结构...........................................7 2.2太阳能电池的工作原理...........................................7 2.3太阳能电池的制作工艺..........................................10 2.3.1清洗制绒..................................................10

2.3.2扩散制结..................................................11 2.3.3等离子刻蚀................................................11 2.3.4去磷硅玻璃（PSG)..........................................11 2.3.5减反射膜..................................................11 2.3.6丝网印刷..................................................12 2.3.7电极烧结..................................................12 3太阳能电池片的丝网印刷...........................................12 3.1丝网印刷的目的................................................12 3.2印刷的原理....................................................12 3.3基本的太阳能丝网印刷..........................................13 3.4硅片正面和背面的印刷..........................................13 3.5相关工艺参数..................................................14 3.6设备要求......................................................14 3.7其他条件要求..................................................15 4丝网印刷常见问题及处理方法.......................................16 4.1常见问题......................................................16 4.2处理方法......................................................17 4.2.1一道背电极印刷............................................17 4.2.2二道背场印刷..............................................18 4.2.3三道正电极印刷............................................19

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丝网印刷工艺中常见问题及其处理研究

4.2.4烧结......................................................20 5结论.............................................................21 6参考文献.........................................................22 7致谢.............................................................23

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