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湿法炼锌沉铁过程氧化速率优化控制

谢世文 谢永芳 李勇刚 阳春华 桂卫华

谢世文, 谢永芳, 李勇刚, 阳春华, 桂卫华. 湿法炼锌沉铁过程氧化速率优化控制. 自动化学报, 2015, 41(12): 2036-2046. doi: 10.16383/j.aas.2015.c150192
引用本文: 谢世文, 谢永芳, 李勇刚, 阳春华, 桂卫华. 湿法炼锌沉铁过程氧化速率优化控制. 自动化学报, 2015, 41(12): 2036-2046. doi: 10.16383/j.aas.2015.c150192
XIE Shi-Wen, XIE Yong-Fang, LI Yong-Gang, YANG Chun-Hua, GUI Wei-Hua. Optimal Control of Oxidizing Rate for Iron Precipitation Process in Zinc Hydrometallurgy. ACTA AUTOMATICA SINICA, 2015, 41(12): 2036-2046. doi: 10.16383/j.aas.2015.c150192
Citation: XIE Shi-Wen, XIE Yong-Fang, LI Yong-Gang, YANG Chun-Hua, GUI Wei-Hua. Optimal Control of Oxidizing Rate for Iron Precipitation Process in Zinc Hydrometallurgy. ACTA AUTOMATICA SINICA, 2015, 41(12): 2036-2046. doi: 10.16383/j.aas.2015.c150192

湿法炼锌沉铁过程氧化速率优化控制

doi: 10.16383/j.aas.2015.c150192
基金项目: 

国家自然科学基金创新研究群体科学基金(61321003),国家高技术研究发展计划(863计划)(2014AA041803),国家自然科学基金(61273186,61503416),中南大学创新驱动计划项目(2015cx007),中南大学中央高校基本科研业务费(2015zzts049)资助

详细信息
    作者简介:

    谢世文中南大学信息科学与工程学院博士研究生. 主要研究方向为工业过程建模与优化控制研究, 智能控制系统.E-mail: mathking@csu.edu.cn

    通讯作者:

    谢永芳博士, 中南大学教授.主要研究方向为复杂工业过程建模与控制、分散鲁棒控制.本文通信作者.

Optimal Control of Oxidizing Rate for Iron Precipitation Process in Zinc Hydrometallurgy

Funds: 

Supported by the Foundation for Innovative Research Groups of the National Natural Science Foundation of China (61321003), National High Technology Research and Development Program of China (863 Program) (2014AA041803), National Natural Science Foundation of China (61273186, 61503416), Innovation-driven Plan in Central South University (2015cx007), the Fundamental Research Funds for the Central Universities of Central South University (2015zzts049)

  • 摘要: 湿法炼锌沉铁过程针铁矿沉淀形成的条件要求苛刻, 亚铁离子的氧化速率必须控制在合理的范围内才能保证溶液中的铁离子以针铁矿形式除去. 本文在沉铁过程动态模型的基础上, 根据针铁矿沉淀形成的条件和结合流程工艺要求, 优化设定每个反应器出口的亚铁离子浓度, 进而建立针铁矿法沉铁过程氧化速率优化控制模型. 采用控制参数化方法将最优控制求解问题转化为非线性规划, 通过状态转移优化算法求取最优的氧气和氧化锌控制率, 以合理控制沉铁过程亚铁离子的氧化速率. 仿真结果表明, 优化控制模型计算所得的控制量不仅可以保证反应过程的氧化速率符合生成针铁矿沉淀的条件, 而且可以稳定生产流程.
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出版历程
  • 收稿日期:  2015-04-21
  • 修回日期:  2015-08-18
  • 刊出日期:  2015-12-20

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