铝电解生产“4221”精准管控技术路线研究与应用  

Research and Application of "4221" Precision Control Technology Route in Aluminum Electrolysis Production

作　　者：葛贵君 GE Gui-jun(Inner Mongolia Huomei-Hongjun Aluminum Power Co.,Ltd.,Tongliao 029200,China)

机构地区：[1]内蒙古霍煤鸿骏铝电有限责任公司,内蒙古通辽029200

出　　处：《世界有色金属》2021年第16期149-152,共4页World Nonferrous Metals

摘　　要：针对国内铝电解行业主流的低电耗技术路线存在的生产、设备、安全、环保等方面弊端,某铝电解企业经过五年技术创新研究与应用,形成了铝电解生产"4221"精准管控技术路线。实践证明,该技术路线能够大幅降低工人劳动量和劳动强度,有效提升工人作业安全系数,极大提高工人尊严感和幸福感,实现员工流失率为零,充分体现以人民为中心的发展思想;能够保持电解槽安全稳定高效运行,提高生产作业质量,延长电解槽寿命,使电流效率达到94.5%以上(整流效率97.8%以上)、铝液交流电耗达到13100kWh/t.Al以下,减少烟气排放,经济效益和社会效益显著。为国内铝电解企业降低工人劳动强度、提高设备运行效率、打造智能铝厂提供了可行性方案,具有重要的现实意义。In view of the disadvantages of production,equipment,safety and environmental protection in the mainstream low-power consumption technical route of domestic aluminum electrolysis industry,an aluminum electrolysis enterprise has formed a "4221" precise control technical route of aluminum electrolysis production after five years of technological innovation research and application.Practice has proved that this technical route can greatly reduce workers’ labor volume and intensity,effectively improve workers’ safety factor,greatly improve workers’ sense of dignity and happiness,achieve zero employee turnover rate,and fully embody the people-centered development thought;It can keep safe,stable and efficient operation of electrolyzer,improve the quality of production operation and prolong the service life of electrolyzer,so that the current efficiency can reach above 94.5% (rectification efficiency is above 97.8%),the alternating current consumption of aluminum liquid can reach below 13100kWh/t.Al,and the unorganized emission of flue gas can be reduced,with remarkable economic and social benefits.It provides a feasible scheme for domestic aluminum electrolysis enterprises to reduce workers’ labor intensity,improve equipment operation efficiency and build intelligent aluminum plants,which has important practical significance.

关 键 词：铝电解 技术路线 劳动强度 电流效率 电解槽寿命 

分 类 号：TF821[冶金工程—有色金属冶金]