太阳能级硅制备技术的研究进展  

Research Progress of Solar-grade Silicon Preparation Technology

作　　者：王鹏程 李慧 王新蕊 蔡宗英 WANG Pengcheng;LI Hui;WANG Xinrui;CAI Zongying(Technology Extraction Metallurgy and Resource Recycling Laboratory,College of Metallurgy and Energy,North China University of Science,Tangshan 063210,China)

机构地区：[1]华北理工大学冶金与能源学院,提取冶金与资源再生实验室,唐山063210

出　　处：《硅酸盐通报》2020年第2期556-560,共5页Bulletin of the Chinese Ceramic Society

基　　金：国家自然科学基金(51874141);河北省高等学校科学技术研究项目(BJ2017050);河北省杰出青年科学培育基金(E2015209021)。

摘　　要：太阳能级硅因其在光伏产业的巨大市场,而具有十分重要的研究价值。对几种太阳能级硅的制备方法,如改良的西门子法、熔盐电解法、冶金法、合金精炼法,进行了介绍。概述了各方法的制备原理和研究现状,并说明了各方法的优点和不足。Solar grade silicon has great research value because of its huge market in the photovoltaic industry. Several methods for preparing solar grade silicon, such as the modified Siemens method, molten salt electrolysis, metallurgy, and alloy refining, are introduced. The preparation principle and research status of each method are summarized, and the advantages and disadvantages of each method are explained.

关 键 词：太阳能级硅 熔盐电解法 合金精炼法 

分 类 号：TQ127.2[化学工程—无机化工]