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Quick question to the reactingFoam users

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Old   September 22, 2016, 16:31
Default Quick question to the reactingFoam users
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Sheikh Ahmed
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Hello all
I have a quick question to the reactingFoam users. I know there is large foamer community who use reactingFoam. Could anyone of you please tell me if I can use the native reactingFoam solver to simulate a reacting flow through a flow reactor with full-blown chemcial kinetic mechanism?
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Old   September 23, 2016, 12:32
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Sheikh Ahmed
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Any response from the reactingFoam users will be highly appreciated.
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Old   September 26, 2016, 07:44
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I've tried multiple times to use reactingFoam and have never gotten the sort of stability needed to use it properly. I'm working on a simpler version of my use case using sonicFoam and rhoCentralFoam without reactions to try to get used to how to stabilize the run, then I plan to go back to trying reactingFoam again.

I'm not sure what you mean by "full blown chemcial kinetic mechanism". Generally one uses reactingFoam with arrhenius parameters for each reaction. You can go into as much or as little detail as you want with them, e.g. with CH4 + 2 O2 => 2 H2O + CO2, you can simply spell out the parameters for the reaction as a whole, or drill down into all of the little subreactions along the way, down to how every last ionized species interacts with every other, and include arrhenius parameters for each subreaction. Obviously the latter is much slower than the former.

Sorry that I can't be of more help - I'm not a reactingFoam expert by any stretch (these forums are kind of frustrating, some times a post gets a lot of knowledgeable replies, but most of the time it gets entirely ignored)
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