太阳电池无主栅互联封装技术研究进展  

Research progress of busbar-free solar cell interconnection technology

作　　者：雷楠 左燕 郭永刚 王锐 孙蛟 杨紫琪 雷鸣宇 LEI Nan;ZUO Yan;GUO Yonggang;WANG Rui;SUN Jiao;YANG Ziqi;LEI Mingyu(Xining Solar Power Branch,Qinghai Huanghe Hydropower Development Co.,Ltd.,Xining Qinghai 810000,China;Xi’an Solar Power Branch,Qinghai Huanghe Hydropower Development Co.,Ltd.,Xi’an Shaanxi 710100,China;Solar Cell and Module R&D Laboratory,Huanghe Hydropower Development Co.,Ltd.,Xining Qinghai 810000,China)

机构地区：[1]青海黄河上游水电开发有限责任公司西宁太阳能电力分公司,青海西宁810000 [2]青海黄河上游水电开发有限责任公司西安太阳能电力分公司,陕西西安710100 [3]青海黄河上游水电开发有限责任公司太阳能电池及组件研发实验室,青海西宁810000

出　　处：《电源技术》2024年第4期612-621,共10页Chinese Journal of Power Sources

摘　　要：采用无主栅技术降低银浆成本是降低太阳电池组件成本的一个重要方向。主要阐述了无主栅电池组件技术的优势和发展历程,总结对比了覆膜互联、点胶互联、焊接点胶互联几种不同的无主栅电池互联封装工艺,论述了无主栅互联封装技术引入的低温焊丝、聚合物膜新材料、无主栅电池组件的热循环可靠性及不同互联方案对无主栅电池金属化图形的要求,最后对无主栅技术面临的挑战及优化方向进行了展望。It is an important direction to reduce the cost of solar cell module by using busbar-free technology to reduce the cost of silver paste.In this paper,the advantages and development process of busbar-free cell module technology were introduced.Several different busbar-free cell module pro‐cess routes including connecting by polymer film,adding adhesive before or after soldering were sum‐marized.The introduction materials including low-temperature welding wire and polymer film were discussed.The TC reliability of busbar-free cell module and the requirements of cell metallization patterns were summarized.Finally,the challenges and optimization directions of busbar-free technol‐ogy were prospected.

关 键 词：无主栅电池 无主栅互联 低温焊丝 聚合物膜 可靠性 

分 类 号：TM914[电气工程—电力电子与电力传动]