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Dr. Ronald W. Satz (transpower)
New member
Username: transpower

Post Number: 1
Registered: 12-2008
Posted on Tuesday, December 02, 2008 - 11:53 am:   

I've gone through the Help topics in the program and also searched this forum, but I'm still unclear how to input a table of material values as a function of temperature. For example, thermal conductivity and electrical resistivity vary as a function of temperature. Sometimes it's possible to input a polynomial approximation, and sometimes all that's available is a table of data. So: how is this done in FlexPDE?
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Marek Nelson (mgnelson)
Moderator
Username: mgnelson

Post Number: 91
Registered: 07-2007
Posted on Tuesday, December 02, 2008 - 05:18 pm:   

See "TABLE Input function" and "TABLE File format" in the Help index.

There are also a handful of examples in the "Samples | Misc | Import-Export" folder.

Your table file will look something like :

temp 6
1 2 3 4 5 6
data
1 2 3 4 5 6

and your material property definition in the script would be :

Mp = table('filename')

This will look up a value for Mp based on the value of temp at any given cell.
You can rename the coordinates of the table on input if needed, e.g. table('filename',newvarname).
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Dr. Ronald W. Satz (transpower)
New member
Username: transpower

Post Number: 2
Registered: 12-2008
Posted on Tuesday, December 02, 2008 - 05:32 pm:   

Thanks, now it's very clear!

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