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Old   April 2, 2023, 05:47
Default thermo.compressibleGas
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Arpit Singh
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Basically, I am trying to do hydrogen combustion. Now in openFOAM in the constant folder is a file "thermo.compressibleGas" where we have to write molweight, thermodynamics properties, and transport properties (As, Ts). So my question: Is it possible to calculate these transport properties (As, Ts) for H, O, HO2, & OH (I think it is not possible)? Or can you suggest some alternate route where I will not require this?
For reference, I have attached the mechanism of Hydrogen combustion.
Sutherland's law link: https://www.cfd-online.com/Wiki/Sutherland%27s_law
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Old   August 20, 2024, 05:48
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Wilfried B.
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Quote:
Originally Posted by Arpit Singh View Post
Basically, I am trying to do hydrogen combustion. Now in openFOAM in the constant folder is a file "thermo.compressibleGas" where we have to write molweight, thermodynamics properties, and transport properties (As, Ts). So my question: Is it possible to calculate these transport properties (As, Ts) for H, O, HO2, & OH (I think it is not possible)? Or can you suggest some alternate route where I will not require this?
For reference, I have attached the mechanism of Hydrogen combustion.
Sutherland's law link: https://www.cfd-online.com/Wiki/Sutherland%27s_law
Hello Arpit Singh,

I am a beginner on OpenFOAM and I am trying to run a Hydrogen leakage & dispersion calculation. For that I need to fill gas information in the file "thermo.compressibleGas", such as you mentioned. Do you know how and where to get these data? Also open for anyone reply

Thanks !!
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Old   August 20, 2024, 13:03
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You'll find this info pretty rapidly with a simple Google search ...
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hydrogen combustion, openfoam 10, sutherland transport


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