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-   -   Specific heat polynomial for air(default by FLUENT) (https://www.cfd-online.com/Forums/fluent/123599-specific-heat-polynomial-air-default-fluent.html)

Panboy September 17, 2013 03:39

Specific heat polynomial for air(default by FLUENT)
 
hi CFD community,

When I use a polynomial for specific heat of air, a default polynomail shows that has 2 equations: one for 100-1000 K, and another for 1000K to 3000K.
I am trying to find out where FLUENT found this polynomial. Does anyone know?

I know Gordon and McBride has a pretty popular polynomial for separate species, but I looked into their article and they did not have one just for air.

Just seeing where I can reference this polynomial. Thanks!

Panboy

lazregenset July 17, 2014 09:43

have to give me your time
 
how to calcule A1.A2.....
im for soory for thise .im in th big pb
thanks
http://jullio.pe.kr/fluent6.1/help/html/ug/node282.htm

riverox March 11, 2022 16:44

Did you find it out?
 
Hi Panboy,

Did you find it out? I'm trapped in the same question.

riverox March 13, 2022 09:19

did you figure it out?
 
Hi Panboy,

Did you figure this out? I'm looking for the same information. The fluent user guide points to four references. I doubt it's this one "J.W. Rose and J. R. Cooper, editors. Technical Data on Fuels. Wiley, 7th edition. 1977." But I don't have access to this book. Thank you!


Quote:

Originally Posted by Panboy (Post 452141)
hi CFD community,

When I use a polynomial for specific heat of air, a default polynomail shows that has 2 equations: one for 100-1000 K, and another for 1000K to 3000K.
I am trying to find out where FLUENT found this polynomial. Does anyone know?

I know Gordon and McBride has a pretty popular polynomial for separate species, but I looked into their article and they did not have one just for air.

Just seeing where I can reference this polynomial. Thanks!

Panboy



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