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第7期 冯俊小等:镁还原罐内强化换热研究 ·835· 部最低温度己达1450K以上,而传统球团料则需要 研发/1全国能源与热工2008学术年会论文集.贵阳,2008: 12h才能达到相同的效果,即该新型料块还原周期 30) 只有传统球团料的12.通过实验证明,其温度分布 [6]Cheng Q B,Feng J X,Sun Z B.Numerical simulation on flow field of the new type regenerative magnesium reducing furnace.Ind 与模拟结果相符,将新型料块的还原周期控制在6h Heat,2006,35(6):14 是可行的 (程奇伯,冯俊小,孙志斌.新型蓄热式镁还原炉内流场的数 (3)在生产条件相同的情况下,虽然新型料块 值模拟.工业加热,2006,35(6):14) 的单炉装料量有所降低,但由于还原周期的缩短,使 ] Xu R Y.The Production Technology for Making Magnesium with 其镁产量提高了43.9%,吨镁煤气消耗量降低了 Siliconthermie Process.Changsha:Central South University Press, 2003 30.5%,提高了生产效率,减少燃料的消耗 (徐日瑶.硅热法炼镁生产工艺学.长沙:中南大学出版社, 2003) 参考文献 [8]Feng JX,Cheng Q B,Yu S J.Numerical simulation on process of 1]Pan FS,Wang J F,Zhang Z H,et al.The opportunities,chal- flow and heat transfer in upright magnesium reducing furace.Adr lenges and responsibility for the development of Chinese magnesi- Mater Res,2012,383-390:6657 um industry.China Met Bull,2008(2):6 9]Wang H F.Shorten reductive cycle and improve the technology of (潘复生,王敬丰,章宗和,等.中国镁工业发展的机遇、挑战 Pidgeon process Mg-smelting.China Met Bull,2009(40):40 和责任.中国金属通报,2008(2):6) (王洪福.缩短还原周期提升皮江法炼镁技术.中国金属通 2]Gao F,Nie ZR,Wang Z H,et al.Resource depletion and envi- 报,2009(40):40) ronmental impact analysis of magnesium produced using pidgeon 1o] Abdellatif M.Freeman M.Mintek thermal magnesium process process in China.Chin J Nonferrous Met,2006,16(8):1456 status and prospective /Adranced Metals Initiatire (AMI) (高峰,聂祚仁,王志宏,等.中国皮江法炼镁的资源消耗和 Conference.Johannesburg,2008:1 环境影响分析.中国有色金属学报,2006,16(8):1456) 01] Sun Y,Chai Y S,Hou B Y,et al.Numerical simulation of B]Xu R Y,Liu HZ.The gradient of reaction conditions for making temperature distribution in magnesium reduction can under the magnesium with siliconthermic process.Light Met,2006(5):44 HTAC combustion mechanism.Foundry Equip Technol,2010 (徐日瑶,刘宏专.硅热法炼镁还原反应条件的梯度.轻金 (4):32 属,2006(5):44) (孙阳,柴跃生,侯冰洋,等.对HTAC燃烧机制下金属镁还原 4]Su M,Xie SS,Yan L,et al.Experimental study on conduction 罐内温度分布的数值模拟.铸造设备与工艺,2010(4):32) device in silicothermic reduction pot and numerical simulation. [12]Yang K D,Chen Q,Ren J X.Coupled heat transfer and chemi- Nonferrous Met Extr Metall,2007 (4):18 cal reactions in magnesium production retorts.J Tsinghua Unir (苏明,谢水生,闫亮,等.硅热法炼镁还原罐导热装置的试 Sci Technol,2009,49(5):755 验和数值模拟.有色金属:治炼部分,2007(4):18) (杨康定,陈群,任建勋.炼镁还原罐内传热与化学反应的耦 [5]Feng J X,Shao D,Guo S H.Research and development of a new 合特性.清华大学学报:自然科学版,2009,49(5):755) type double-regenerative up-right Mg reducing fumace /The [13]Xia D H,Zhang G,Guo L.Study of the radial conductive inten- National Energy and Thermo Technical Conference.Guiyang, sifier for magnesium reduction jar.Ind Heat,2005,34(6):39 2008:30 (夏德宏,张刚,郭梁.金属镁还原罐径向传热强化器的研 (冯俊小,邵鼎,郭水华.一种新型双蓄热立式金属镁还原炉 究.工业加热,2005,34(6):39)第 7 期 冯俊小等: 镁还原罐内强化换热研究 部最低温度已达 1 450 K 以上,而传统球团料则需要 12 h 才能达到相同的效果,即该新型料块还原周期 只有传统球团料的 1 /2. 通过实验证明,其温度分布 与模拟结果相符,将新型料块的还原周期控制在 6 h 是可行的. ( 3) 在生产条件相同的情况下,虽然新型料块 的单炉装料量有所降低,但由于还原周期的缩短,使 其镁产量提高了 43. 9% ,吨镁煤气消耗量降低了 30. 5% ,提高了生产效率,减少燃料的消耗. 参 考 文 献 [1] Pan F S,Wang J F,Zhang Z H,et al. The opportunities,chal￾lenges and responsibility for the development of Chinese magnesi￾um industry. China Met Bull,2008( 2) : 6 ( 潘复生,王敬丰,章宗和,等. 中国镁工业发展的机遇、挑战 和责任. 中国金属通报,2008( 2) : 6) [2] Gao F,Nie Z R,Wang Z H,et al. Resource depletion and envi￾ronmental impact analysis of magnesium produced using pidgeon process in China. Chin J Nonferrous Met,2006,16( 8) : 1456 ( 高峰,聂祚仁,王志宏,等. 中国皮江法炼镁的资源消耗和 环境影响分析. 中国有色金属学报,2006,16( 8) : 1456) [3] Xu R Y,Liu H Z. The gradient of reaction conditions for making magnesium with siliconthermic process. Light Met,2006( 5) : 44 ( 徐日瑶,刘宏专. 硅热法炼镁还原反应条件的梯度. 轻金 属,2006( 5) : 44) [4] Su M,Xie S S,Yan L,et al. Experimental study on conduction device in silicothermic reduction pot and numerical simulation. Nonferrous Met Extr Metall,2007( 4) : 18 ( 苏明,谢水生,闫亮,等. 硅热法炼镁还原罐导热装置的试 验和数值模拟. 有色金属: 冶炼部分,2007( 4) : 18) [5] Feng J X,Shao D,Guo S H. Research and development of a new type double-regenerative up-right Mg reducing furnace / / The National Energy and Thermo Technical Conference. Guiyang, 2008: 30 ( 冯俊小,邵鼎,郭水华. 一种新型双蓄热立式金属镁还原炉 研发/ /全国能源与热工 2008 学术年会论文集. 贵阳,2008: 30) [6] Cheng Q B,Feng J X,Sun Z B. Numerical simulation on flow field of the new type regenerative magnesium reducing furnace. Ind Heat,2006,35( 6) : 14 ( 程奇伯,冯俊小,孙志斌. 新型蓄热式镁还原炉内流场的数 值模拟. 工业加热,2006,35( 6) : 14) [7] Xu R Y. The Production Technology for Making Magnesium with Siliconthermic Process. Changsha: Central South University Press, 2003 ( 徐日瑶. 硅热法炼镁生产工艺学. 长沙: 中南大学出版社, 2003) [8] Feng J X,Cheng Q B,Yu S J. Numerical simulation on process of flow and heat transfer in upright magnesium reducing furnace. Adv Mater Res,2012,383--390: 6657 [9] Wang H F. Shorten reductive cycle and improve the technology of Pidgeon process Mg-smelting. China Met Bull,2009( 40) : 40 ( 王洪福. 缩短还原周期提升皮江法炼镁技术. 中国金属通 报,2009( 40) : 40) [10] Abdellatif M,Freeman M. Mintek thermal magnesium process: status and prospective / / Advanced Metals Initiative ( AMI ) Conference. Johannesburg,2008: 1 [11] Sun Y,Chai Y S,Hou B Y,et al. Numerical simulation of temperature distribution in magnesium reduction can under the HTAC combustion mechanism. Foundry Equip Technol,2010 ( 4) : 32 ( 孙阳,柴跃生,侯冰洋,等. 对 HTAC 燃烧机制下金属镁还原 罐内温度分布的数值模拟. 铸造设备与工艺,2010( 4) : 32) [12] Yang K D,Chen Q,Ren J X. Coupled heat transfer and chemi￾cal reactions in magnesium production retorts. J Tsinghua Univ Sci Technol,2009,49( 5) : 755 ( 杨康定,陈群,任建勋. 炼镁还原罐内传热与化学反应的耦 合特性. 清华大学学报: 自然科学版,2009,49( 5) : 755) [13] Xia D H,Zhang G,Guo L. Study of the radial conductive inten￾sifier for magnesium reduction jar. Ind Heat,2005,34( 6) : 39 ( 夏德宏,张刚,郭梁. 金属镁还原罐径向传热强化器的研 究. 工业加热,2005,34( 6) : 39) ·835·
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