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  4. 冶金法制备太阳能级多晶硅研究现状及发展趋势

材料工程, 2013, (3): 90-96. doi: 10.3969/j.issn.1001-4381.2013.03.017

冶金法制备太阳能级多晶硅研究现状及发展趋势

谭毅 1, , 郭校亮 2, , 石爽 3, , 董伟 4, , 姜大川 5, , 李佳艳 6,

1.大连理工大学材料科学与工程学院,辽宁大连116024;大连理工大学辽宁省太阳能光伏系统重点实验室,辽宁大连116024

2.大连理工大学材料科学与工程学院,辽宁大连116024;大连理工大学辽宁省太阳能光伏系统重点实验室,辽宁大连116024

3.大连理工大学材料科学与工程学院,辽宁大连116024;大连理工大学辽宁省太阳能光伏系统重点实验室,辽宁大连116024

4.大连理工大学材料科学与工程学院,辽宁大连116024;大连理工大学辽宁省太阳能光伏系统重点实验室,辽宁大连116024

5.大连理工大学材料科学与工程学院,辽宁大连116024;大连理工大学辽宁省太阳能光伏系统重点实验室,辽宁大连116024

6.大连理工大学材料科学与工程学院,辽宁大连116024;大连理工大学辽宁省太阳能光伏系统重点实验室,辽宁大连116024

基金项目:   国家自然科学基金资助项目(51074032)  

关键词： 光伏产业 , 冶金法 , 提纯 , 太阳能级多晶硅

Research Status and Development of Metallurgical Method for Solar Grade Silicon (SOG-Si)

冶金法是我国走出硅原料依赖,发展低成本、环境友好的太阳能级多晶硅制备技术的必经之路,冶金法自诞生以来在世界范围内经历了三次研究高潮,第三次正是在以我国科研和产业工作者为主导和推动下发展的,并形成了大量有益的科学结论和实践经验.本文从冶金法的界定开始,详细分析了冶金法提纯的理论基础,饱和蒸汽压机理、偏析机理和氧化性差异机理,介绍了以上机理所衍生出的技术方法及进展,并对冶金法的发展前景进行了展望.

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