Modeling and measurements of anode cover behavior inside aluminum electrolysis cells

References

• M. P. Taylor, Anode Cover Material—Science, Practice and Future Needs, 9th Australasian Aluminium Smelting Technology Conf., Terrigal, Australia, 2007.
   Google Scholar
• T. Groutso, M. P. Taylor, A. K. Hudson, Aspects of Crust Formation from Today’s Anode Cover Material, Proc. TMS Light Metals, pp. 405–410, San Francisco, CA, 2009.
   Google Scholar
• X. Liu, M. P. Taylor, S. F. George, Crust Formation and Deterioration in Industrial Cells, Proc. TMS Light Metals, pp. 489–494, San Diego, CA, 1992.
   Google Scholar
• T. J. Johnston and N. E. Richards, Correlation between Alumina Properties and Crust, Proc. TMS Light Metals, pp. 623–639, Atlanta, GA, 1983.
   Google Scholar
• T. Eggen, S. Rolseth, K. A. Rye, and J. Thonstad, Alumina Crusting in Cryolite Melts - Part I: Penetration of Molten Electrolyte into Alumina, Proc. TMS Light Metals, pp. 495–502, San Diego, CA, 1992.
   Google Scholar
• K. A. Rye, J. Thonstad, and X. Liu, Heat Transfer, Thermal Conductivity, and Emissivity of Hall-Héroult Top Crust, Proc. TMS Light Metals, Las Vegas, NV, pp. 441–449, 1995.
   Google Scholar
• Q. Zhang, M. P. Taylor, J. J. J. Chen, D. Cotton, T. Groutzo, and X. Yang, Composition and Thermal Analysis of Crust Formed from Industrial Anode Cover, Proc. TMS Light Metals, San Antonio, TX, pp. 675–680, 2013.
   Google Scholar
• Q. Zhang, M. P. Taylor, and J. J. J. Chen, The Melting Behavior of Aluminium Smelter Crust, Proc. TMS Light Metals, pp. 591–596, San Diego, CA, 2014.
   Google Scholar
• K. A. Rye, Crust Formation in Cryolite Based Baths, Ph.D. thesis, Technical University of Norway, Trondheim, p. 230, 1992.
   Google Scholar
• A. J. Becker, T. R. Hornack, T. J. Steinbeck, In-Situ Properties of Crust Formed with Five Ores in a Soderberg Smelting Cell, Proc. TMS Light Metals, pp. 41–50, 1987.
   Google Scholar
• S. Xianchun, Top Cover and Energy Balance in Hall-Héroult Cells, Ph.D. thesis, University of Auckland, p. 213, 2006.
   Google Scholar
• H. Wijayaratne, M. Hyland, M. P. Taylor, A. Grama, and T. Groutso, Effects of Composition and Granulometry on Thermal Conductivity of Anode Cover Materials, Proc. TMS Light Metals, pp. 399–404, San Diego, CA, 2011.
   Google Scholar
• M. D. Gadd, B. J. Welch, and A. D. Ackland, The Effect of Process Operations on Smelter Cell Top Heat Losses, Proc. TMS Light Metals, pp. 231–237, Seattle, WA, 2000.
   Google Scholar
• M. P. Taylor, G. L. Johnson, E. W. Andrews, and B. J. Welch, The Impact of Anode Cover Control and Anode Assembly Design on Reduction Cell Performance, Proc. TMS Light Metals, pp. 199–206, Charlotte, NC, 2004.
   Google Scholar
• R. Zhao, L. Gosselin, M. Fafard, D. P. Ziegler, Heat Transfer in Upper Part of Electrolytic Cells: Thermal Circuit and Sensitivity Analysis, Appl. Therm. Eng., vol. 54, no. 1, pp. 212–225, 2013.
   Web of Science ®Google Scholar
• M. Dupuis, Thermo-Electric Design of a 400 kA Cell Using Mathematical Models: A Tutorial, Proc. TMS Light Metals, Nashville, TN, pp. 297–302, 2000.
   Google Scholar
• M. Dupuis and V. Bojaverics, Weakly Coupled Thermo-Electric and MHD Mathematical Models of an Aluminum Electrolysis Cell, Proc. TMS Light Metals, San Francisco, CA, pp. 449–454, 2005.
   Google Scholar
• H. Abbas, Mechanism of Top Heat Loss from Aluminium Smelting Cells, Ph.D. thesis, University of Auckland, p. 240, 2010.
   Google Scholar
• R. Zhao, L. Gosselin, A. Ousegui, M. Fafard, and D. P. Ziegler, Heat Transfer and Airflow Analysis in the Upper Part of Electrolytic Cells Based on CFD, Numer. Heat Transfer, Part A, vol. 64, no. 4, pp. 317–338, 2013.
   Web of Science ®Google Scholar
• G. Vidalain, L. Gosselin, and M. Lacroix, An Enhanced Thermal Conduction Model for the Prediction of Convection Dominated Solid–Liquid Phase Change, Int. J. Heat Mass Transfer, vol. 52, no. 7–8, pp. 1753–1760, 2009.
   Web of Science ®Google Scholar
• F. P. Incropera and D. P. DeWitt, Fundamentals of Heat and Mass Transfer, 5th ed., John Wiley & Sons, Hoboken, NJ, 2002.
   Google Scholar
• I. Tabsh, M. Dupuis, and A. Gomes, Process Simulation of Aluminium Reduction Cells, Proc. TMS Light Metals, Warrendale, PA, pp. 451–457, 1996.
   Google Scholar
• V. R. Voller and C. R. Swaminathan, General Source-Based Method for Solidification Phase Change, Numer. Heat Transfer, Part B, vol. 19, pp. 175–189, 1991.
   Web of Science ®Google Scholar
• H. S. Fogler Element of Chemical Reaction Engineering, 4th ed., Prentice-Hall, p. 1120, 2005.
   Google Scholar
• C. C. Wei, J. J. J. Chen, B. J. Welch, V. R. Voller, Modelling of Dynamic Ledge Heat Transfer, Proc. TMS Light Metals, TMS, Orlando, FL, pp. 309–316, 1997.
   Google Scholar
• M. LeBreux, M. Désilets, A. Blais, and M. Lacroix, On the Prediction of the Crust Inside Aluminum Electrolysis Cells, Proc. TMS Light Metals, San Diego, CA, pp. 655–660, 2014.
   Google Scholar
• M. LeBreux and A. Blais, Private Communication, RioTinto Alcan-Université de Sherbrooke, Sherbrooke, QC, Canada, October 2013.
   Google Scholar
• M. P. Taylor, W. D. Zhang, V. Wills, and S. Schmid, A Dynamic Model for the Energy Balance of an Electrolysis Cell, Chemical Engineering Research and Design, vol. 74, no. 8, pp. 913–933, 1996.
   Web of Science ®Google Scholar
• H. Gudmundsson, Improving Anode Cover Material Quality at Nordural—Quality Tools and Measures, Proc. TMS Light Metals, San Francisco, CA, pp. 467–472, 2009.
   Google Scholar
• F. Allard, M. Désilets, M. LeBreux, and A. Blais, Chemical Characterization and Thermodynamic Investigation of Anode Crust Used in Aluminum Electrolysis Cells, Proc. TMS Light Metals, pp. 565–570, Orlando, FL, 2015.
   Google Scholar