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melting process for a pure substance

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Old   June 12, 2009, 00:04
Question melting process for a pure substance
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Dear all,
I need to know what are the solidus temperature and liquidus temperature for a pure substance??? Since beta is defined by (T-Ts)/(Tl-Ts), so if I use Ts=Tl=Tm, I will face to dividing bye zero. So what should I do?
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Masoud
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Old   September 27, 2010, 00:02
Default another equation
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Christiano Santim
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Dear Masoud

for pure substance, fluent use another equation for liquid fraction
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Old   September 27, 2010, 15:53
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Quote:
Originally Posted by chriss View Post
Dear Masoud

for pure substance, fluent use another equation for liquid fraction
Dear Chris,

Would you please let me know where I can find it?

Regards
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Old   September 27, 2010, 17:54
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Quote:
Originally Posted by MASOUD View Post
Dear Chris,

Would you please let me know where I can find it?

Regards
follow the reference:

V. R. Voller and C. Prakash. A Fixed-Grid Numerical Modeling Methodology for
Convection-Diffusion Mushy Region Phase-Change Problems. Int. J. Heat Mass
Transfer, 30:17091720, 1987.
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