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on electrolyte flow field in 156 kA drained aluminum reduction cells ZHOU Nai-jun(周乃君)1, XIA xiao-xia(夏小霞)2, WANG Fu-qiang(王富强)1 (1. School of Energy Science and Engineering, Central South University, Changsha 410083, China; Abstract: Based on the commercial CFD software CFX-4.3, two-phase flow of electrolyte in 156 kA drained aluminum reduction cells with a new structure was numerically simulated......
J. Cent. South Univ. Technol. (2008) 15: 20-24 DOI: 10.1007/s11771-008-0005-z Resistance optimization of flexes in aluminum reduction cells LI Jie(李 劼), LIU Jie(刘 杰), LIU Wei(刘 伟... connecting with the cathode bus bar in aluminum reduction cells were generalized as three modes. In each mode the universal method to select proper resistivity of the flexes was induced respectively to insure......
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Numerical simulation of current distribution in metal pad of aluminum reduction cells QI Xi-quan(戚喜全), FENG Nai-xiang(冯乃祥), CUI Jian-zhong(崔建忠) (School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China) Abstract: Based on the numerical calculation of 3-D potential distribution in aluminum reduction cells, current distribution in the metal pad is calculated under......
J. Cent. South Univ. Technol. (2008) 15: 198-203 DOI: 10.1007/s11771-008-0038-3 Simulation of thermal and sodium expansion stress in aluminum reduction cells LI Jie(李 劼), WU Yu-yun(伍玉云), LAI... mathematical models of sodium penetration and sodium expansion were built up to research the sodium concentration and the sodium expansion stress in aluminum reduction cells. 2 Mathematical modeling......
Comparison of structure and physical fields in 400 kA aluminum reduction cellsDING Ji-lin(丁吉林), LI Jie(李劼), ZHANG Hong-liang(张红亮), XU Yu-jie(徐宇杰), YANG Shuai(杨帅), LIU Ye-xiang(刘业翔) (School of Metallurgy and Environment, Central South University, Changsha 410083, China)Abstract:To investigate the differences and the development trends of the 400 kA aluminum reduction cell, four representative......
X射线衍射法分析铝电解槽炉底沉淀物相组成储刚1,蒋晓光2,林忠2,李卫刚2,邵帅-1(1.辽宁省抚顺市辽宁石油化工大学化学与材料科学学院2.鲅鱼圈出入境检验检疫局,辽宁营口 115007)摘 要:铝电解过程中形成的铝电解槽沉淀影响电解槽的使用寿命.采用X射线衍射仪(XRD)分析了铝电解槽炉底沉淀物相组成,分析结果表明:取自电解槽底废炭砖表面白色和黑色部分中的物相主要以AlN,NaF,Al12((OH)0.5F0.6)6和Al(OH)3的形式存在,另外有少量的石墨化碳,CaF2和Na1.95(Al1.95Si0.......
progress was achieved. Many new aluminum reduction cells and producing processes were filed as patents since 1970s. A new style cell, called "drained cell", was considered to have great potential to replace..., FU Jun-ping. Numerical simulation of current field in aluminum reduction cells using ERM and FEM [J]. Light Metals, 2006(12): 40-43. (in Chinese) [12] LI Jie, LIU Wei, LAI Yan-qing, LI Qing-yu, LIU......
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