| 调整生产工艺结构对混联法生产氧化铝流程能耗的影响 |
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| 引用本文： | 刘丽孺,陆钟武.调整生产工艺结构对混联法生产氧化铝流程能耗的影响[J].有色金属(冶炼部分),2009(3). |
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| 作者姓名： | 刘丽孺 陆钟武 |
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| 作者单位： | 1. 广东工业大学建设学院,广州,510006
2. 东北大学材料冶金学院,沈阳,110004 |
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| 基金项目： | 人事部留学人员科技活动项目择优资助课题 |
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| 摘 要： | 以吨氧化铝综合能耗的e-p分析法及物流分析法为基础,给出了定量分析拜耳—烧结混联法生产流程中,采用不同的拜耳—烧结法比例;烧结法精液碳分、种分比例,以及不同的直接加热、间接加热溶出、脱硅比例,对混联法吨氧化铝综合能耗影响的计算式。并以生产数据为依据,定量计算了调整生产工艺结构所引起的能耗降低量。结果表明:提高混联法中拜耳法的比例、提高烧结法精液碳分的比例、采用间接加热溶出、脱硅工艺都会明显降低吨氧化铝的综合能耗。
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| 关 键 词： | 氧化铝 混联法 能耗 折合比 工艺 |
Effect of Process Structure Adjustment on its Energy Intensity in Alumina Refinery with Bayer-Sinter Combined Method |
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| LIU Li-ru,LU Zhong-wu.Effect of Process Structure Adjustment on its Energy Intensity in Alumina Refinery with Bayer-Sinter Combined Method[J].Nonferrous Metals(Extractive Metallurgy),2009(3). |
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| Authors: | LIU Li-ru LU Zhong-wu |
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| Affiliation: | 1.Institute of Construction;Guangdong University of Technology;Guangzhou 510006;China;2.School of Materials and Metallurgy;Northeastern University;Shenyang 110004;China |
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| Abstract: | Based on the e-p method and material flows method presented in analyzing the overall energy intensity of alumina,the formulas used to quantitatively calculate the effect of change of process in alumina refinery with Bayer-sinter combined method on its energy intensity were presented.The process adjustment includes different proportion of Bayer and sinter method,different ratio of purified sinter liquor output to carbon dioxide precipitation to seed precipitation,and different proportion of direct and indire... |
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| Keywords: | Alumina Bayer-sinter combined method Energy intensity Product-ratios Process |
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