迁钢冷轧酸再生机组是引进的安德里茨成套的生产技术,并在由脱硅和酸再生组合的经典机组配置的基础之上增加为硅钢酸洗配套的预脱硅系统。介绍了预脱硅系统的工艺原理和流程,根据实际的运行情况总结了预脱硅系统的运行特点,展现其应对硅质量分数高的废酸的优势。分析了预脱硅系统运行中暴露的问题并针对这些问题制定有效的解决措施。 Cold-rolled acid regeneration unit of Qiangang is an introduction of ANDRITZ’s complete set of production technology. It is added as a pre-desiliconization system for the pickling of silicon steel based on the classic unit configuration combined with desiliconization and acid regeneration. Described the process of pre-desiliconization process and process, according to the actual operation of the summary of the desiliconization system operating characteristics, to show its response to high quality silicon waste acid advantages. The problems exposed during the operation of pre-desiliconization system were analyzed and effective solutions to these problems were formulated.