500 kA铝电解槽节能降耗技术研究  

Research on Energy Saving and Consumption Reduction Technology of 500 kA Aluminum Electrolytic Cell

作　　者：崔振军 程久元 杨成亮[1] CUI Zhenjun;CHENG Jiuyuan;YANG Chengliang(Gansu Dongxing Aluminum Co.Ltd.,Jiuquan Iron and Steel(Group),Jiayuguan 735100,China)

机构地区：[1]酒钢集团甘肃东兴铝业有限公司,甘肃嘉峪关735100

出　　处：《甘肃冶金》2024年第3期85-89,共5页Gansu Metallurgy

基　　金：中央引导地方科技发展资金项目-铝电解双端节能降碳技术创新及产业化示范(项目编号22ZY2QA005)。

摘　　要：浅析了铝电解槽能耗降低途径,综合考虑影响铝电解能耗的多种因素,在500 kA铝电解槽上开展了工艺优化试验,通过控制系统参数进准设置,Al_(2)O_(3)浓度、铝水平、分子比、过热度等工艺技术条件优化,使控制系统参数与铝电解槽技术条件高度匹配,实现铝电解槽电流效率提升、平均电压降低、铝液综合交流电耗大幅降低。This paper analyzes the way to reduce the energy consumption of aluminum electrolytic cell,and comprehensively considers the various factors affecting the energy consumption of aluminum electrolysis,and carries out the process optimization test on the 500 kA aluminum electrolytic cell.Through the control system parameter qualification setting,the optimization of the process technical conditions such as Al_(2)O_(3)concentration,aluminum level,molecular ratio and superheat,the control system parameters are highly matched with the technical conditions of aluminum electrolytic cell.The current efficiency of aluminum electrolytic cell is improved,the average voltage is reduced,and the comprehensive AC power consumption of aluminum liquid is greatly reduced.

关 键 词：铝电解槽 Al_(2)O_(3)浓度 铝水平 分子比 过热度 

分 类 号：TF821[冶金工程—有色金属冶金]