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Forum: FLUENT

October 6, 2010, 05:22

Replies: 8

Volumatric reaction rate UDF

Views: 3,458

Posted By elmcmaster

Hey, thanks Allen, that seems to work, ill need...

Hey, thanks Allen, that seems to work, ill need to do some tests though to ensure it working correctly.

If i need to access local pressure and concentrations of species what would i do then?
...

Forum: FLUENT

October 5, 2010, 11:26

Replies: 8

Volumatric reaction rate UDF

Views: 3,458

Posted By elmcmaster

Thanks for the tips, basically i have a rate...

Thanks for the tips, basically i have a rate equation:

1. r=k1Ca^aCb^b-(1/Ke)Cc^cCd^d

but need to caclulate arrhenius rate constant(related to k1) and equilibrium constant, Ke, which vary as...

Forum: FLUENT

October 5, 2010, 05:19

Replies: 8

Volumatric reaction rate UDF

Views: 3,458

Posted By elmcmaster

I dont have chemkin

I dont have chemkin

Forum: FLUENT

October 4, 2010, 10:45

Replies: 8

Volumatric reaction rate UDF

Views: 3,458

Posted By elmcmaster

I take it that it has something to do with the...

I take it that it has something to do with the thread pointer or cell pointer, but i can find anywhere in the manual explaining it!

Arrrrgh!

Forum: FLUENT

October 4, 2010, 09:45

Replies: 8

Volumatric reaction rate UDF

Views: 3,458

Posted By elmcmaster

Volumatric reaction rate UDF

Hi,

I am having a bit of trouble deciphering the UDF manual in fluent when it shows the define_v_rate for volumetric reaction rate.

They show that its possible to first calulate the...

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