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Materials in comsol 4.0
Posted Aug 29, 2010, 6:38 p.m. EDT 1 Reply
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Using High Density polyethylene for a phase change problem and there is a stop sign in properties called Tempref. How can this be fixed. what value is required or shoul I look for
1 Reply Last Post Aug 30, 2010, 2:08 a.m. EDT
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Posted:
1 decade ago
Hi
When you use library materials, these are often defined with respect to temperature and pressure variations, therefore you must ensure you also define the working temperature and pressure (sometimes there are also other variables to define)
Tempref is typically the reference temperature you are to consider, but this is model dependent, check the doc and think it over based on your model what is really happening during the phase change (start and top states ...
--
Good luck
Ivar
When you use library materials, these are often defined with respect to temperature and pressure variations, therefore you must ensure you also define the working temperature and pressure (sometimes there are also other variables to define)
Tempref is typically the reference temperature you are to consider, but this is model dependent, check the doc and think it over based on your model what is really happening during the phase change (start and top states ...
--
Good luck
Ivar