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How to define Vacuum Conditions in OpenFoam

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Old   August 7, 2019, 07:05
Default How to define Vacuum Conditions in OpenFoam
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Raza Javed
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Hello Everyone,


I am using chtMultiRegionSimpleFoam and my Openfoam version is 4.1


I am trying to simulate radiation heat transfer in a vacuum.


My questions are the following:


1. How can we generate a vacuum? For example If I have one rectangular region and I want to make it a vacuum, Do I need to change themophysical properties?


2. which radiation model would be suitable for vacuum?


I shall be very thankful for your help.


Thank you
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openfoam, radiation, vacuum


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