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HomeMaterials Science ForumMaterials Science Forum Vol. 439Effect of Gas Bubbling and Impeller Agitation on...

Effect of Gas Bubbling and Impeller Agitation on Degassing Kinetics during Magnesium Alloy (AZ91D) Melt Recycling – Water Model Approach

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Periodical:

Materials Science Forum (Volume 439)

Pages:

192-199

DOI:

https://doi.org/10.4028/www.scientific.net/MSF.439.192

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Online since:

November 2003

Authors:

Jeong Whan Han, Dong Jin Kim, Byung Don You, Ji Young Byun, Jae-Dong Shim

Keywords:

Degassing, Gas Bubbling, Impeller Agitation, Magnesium Alloy, Mass Transfer Coefficient, Recycling, Refining

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© 2003 Trans Tech Publications Ltd. All Rights Reserved

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[1] T.A. Engh, Principles of Metal Refining, Oxford University Press, 1992, p.302.

[2] B.A. Mikucki and F.D. Shearouse III, The Effects and Removal of Hydrogen Gas in AZ91 Alloy, IMA, 50, 1993, p.62.

[3] W. Geller : Z. Metallk, Vol. 35, 1943, p.213.

[4] R.D. Pehlke and A.L. Bement, Jr., Mass Transfer of Hydrogen between Liquid Aluminum and Bubbles of Argon Gas, Transactions of the Metallurgical Society of AIME, Vol. 224, December, 1962, p.1237.

[5] W. Tetsuo, H. Yen, K. Ryuzo and I. Tsutomu, Light Metals, Vol. 26, No. 6, 1976, p.266.

[6] P. Bakke, Measurement and Removal of Inclusions and Hydrogen in Magnesium, Ph.D. Thesis, The Norwegian Institute of Technology, 1992, p.49.

[7] G.K. Sigworth and T.A. Engh, Chemical and Kinetic Factors Related to Hydrogen Removal from Aluminum, Metallurgical Transaction B, Vol. 13B, September, 1982, p.447.

DOI: 10.1007/bf02667761

[8] J. Botor, Kinetics of Hydrogen-degassing of Molten Aluminum by Purge Gases, Aluminum, Jahrg. August, 1980, p.519.

[9] R.E. Treybal, Mass-Transfer Operations, McGraw-Hill KOGAKUSHA, LTD, Third edition, (1980).

[10] S. Asai, Characteristics of Liquid Flow and Mass Transfer in Ladle Metallurgy, Department of Iron & Steel Engineering, Nagoya University, Ph. D, Theses.