轻金属2024,Issue(7) :23-27.DOI:10.13662/j.cnki.qjs.2024.07.005

330 kA铝电解系列深度节能改造实践

Deeply energy-saving transformation practice of a 330 kA aluminum potline

廖长总 李威 侯金龙
轻金属2024,Issue(7) :23-27.DOI:10.13662/j.cnki.qjs.2024.07.005

330 kA铝电解系列深度节能改造实践

Deeply energy-saving transformation practice of a 330 kA aluminum potline

廖长总 1李威 1侯金龙2
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作者信息

  • 1. 广西来宾广投银海铝业有限责任公司,广西来宾 546100
  • 2. 沈阳铝镁设计研究院有限公司,辽宁沈阳 110001
  • 折叠

摘要

本文介绍了某330 kA铝电解系列节能改造实践,借助磁流体稳定性提升、"健康长寿命"内衬热平衡匹配、上部集气效率提高、电流密度提升和槽控系统升级等多种技术措施,深挖电解槽节能增效潜力.改造实施完毕并重新投运后,结合电解槽焙烧启动优化和生产运行工艺技术条件管控优化,电解系列电流效率提高超过2%,铝液直流电耗由改造前的13 182降至12 501 kWh/t-Al.

Abstract

This paper introduces the energy-saving transformation practice of a 330 kA aluminum potline.By utilizing various technical measures such as improving the magnetic fluid stability,matching the"healthy long life"lining heat balance,improving the superstructure gas collection efficiency,intensi-fying the current density and upgrading the pot control system and so on,we aim to deeply explore the potential for energy-saving and efficiency improve-ment of the potline.After the transformation and recommissioning,combined with the optimization of the pot baking start-up and production process technical conditions,the current efficiency of the potline was increased by more than 2%,with the DC power consumption of aluminum liquid reduced from 13 182 to 12 501 kWh/t-Al.

关键词

330/kA电解系列/深度节能/磁流体稳定性/"健康长寿命"内衬

Key words

330 kA poline/deeply energy-saving/MHD stability/"healthy long life" lining

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出版年

2024
轻金属
沈阳铝镁设计研究院

轻金属

影响因子:0.358
ISSN:1002-1752
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