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Search: Posts Made By: Martin Hegedus
Forum: Main CFD Forum March 2, 2012, 15:21
Replies: 18
Views: 1,882
Posted By Martin Hegedus
Sorry, I may have misled you to some degree about...

Sorry, I may have misled you to some degree about buoyancy. And, I've changed my opinion of Mentor Graphics and wish I had the opportunity to test their codes. Of course I reserve the right to...
Forum: Main CFD Forum February 29, 2012, 13:44
Replies: 18
Views: 1,882
Posted By Martin Hegedus
Darcy's law is the linear part and Forchheimer's...

Darcy's law is the linear part and Forchheimer's term is the nonlinear term (term multiplied by q^2). The nonlinear term is equivalent to a cp (coefficient of pressure) drop. ...
Forum: Main CFD Forum February 28, 2012, 14:00
Replies: 18
Views: 1,882
Posted By Martin Hegedus
Yes, IMO, the tool you have to work with is...

Yes, IMO, the tool you have to work with is Darcy's law. http://en.wikipedia.org/wiki/Darcy%27s_law

I think the boxes is doable since it seems similar to flow through a pipe with restriction. ...
Forum: Main CFD Forum February 28, 2012, 13:28
Replies: 18
Views: 1,882
Posted By Martin Hegedus
BTW, to the original poster, is this some sort of...

BTW, to the original poster, is this some sort of industrial food processor?
Forum: Main CFD Forum February 28, 2012, 13:09
Replies: 18
Views: 1,882
Posted By Martin Hegedus
Yes, if it is a pipe full of bananas, Darcy is...

Yes, if it is a pipe full of bananas, Darcy is applicable.

I really do wish posters would show sketches with some of these questions.
Forum: Main CFD Forum February 28, 2012, 12:22
Replies: 18
Views: 1,882
Posted By Martin Hegedus
I'm not a fluent user so I don't know the ins and...

I'm not a fluent user so I don't know the ins and outs of it.

Usually to use Darcy's law there has to be a coupling of two grid points so the delta velocity can be found. So this works well for...
Forum: Main CFD Forum February 28, 2012, 11:51
Replies: 18
Views: 1,882
Posted By Martin Hegedus
Is this using Darcy's law, or something totally...

Is this using Darcy's law, or something totally different?
Forum: Main CFD Forum February 28, 2012, 11:48
Replies: 18
Views: 1,882
Posted By Martin Hegedus
I think this sounds like a hard problem! ...

I think this sounds like a hard problem!

This sounds like you have a pile of stuff on the ground and you would like to calculate the amount of air/liquid going over it and through it. The pile...
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