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defile new material with dependency of "temperature-enthalpy" |
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April 2, 2013, 10:26 |
defile new material with dependency of "temperature-enthalpy"
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#1 |
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Moha
Join Date: Mar 2013
Location: EU
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hi,
how to define a new materials with temperature dependent properties into FLUENT ? I need to define a materials with different temperature- enthalpy values... regards, |
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April 3, 2013, 12:14 |
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#2 |
Senior Member
OJ
Join Date: Apr 2012
Location: United Kindom
Posts: 473
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Do you mean, standard state enthalpy should change as a function of temperature?
OJ |
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April 3, 2013, 12:18 |
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#4 |
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Moha
Join Date: Mar 2013
Location: EU
Posts: 103
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I mean, the below relation should be mentioned for the transient analysis for instance:
temperatures 0 10 20 30 40 50 enthalpies 0 1e8 2e8 4e8 5e8 6e8 regards, |
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April 3, 2013, 12:21 |
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#5 |
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Ghazlani M. Ali
Join Date: May 2011
Location: Tokyo, Japan
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ok, the way i will do it, plot a graph in excel, extract the equation of the curve.
put the coefficient in fluent. If Mr. bulmer has something better, please... |
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