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Re: Fluid dynamic over a complex terrain

  • To: mathgroup at smc.vnet.net
  • Subject: [mg110109] Re: Fluid dynamic over a complex terrain
  • From: "J. Clarke" <jclarke.usenet at cox.net>
  • Date: Wed, 2 Jun 2010 02:05:09 -0400 (EDT)
  • References: <ht33hf$he7$1@smc.vnet.net>

On 5/20/2010 6:39 AM, Luc Barthelet wrote:
> I am interesting in modeling the flow of air or water over a terrain
> with varying elevation. (the resolution is either 128x128 or 256x256).
> I have a few known values of the speed in some of the cells, and I am
> interested in extrapolating a solution that takes the terrain into account.
> For the wind, I assume a layer that behaves like a ceiling. (and of
> course the same for the water).
>
> I believe I need a solution that respects the Navier-Stokes equations
> and also mass conservation.
> An example similar to what I am trying to achieve can be found at
> http://sfports.wr.usgs.gov/cgi-bin/wind/windbin.cgi
> Has anyone implemented anything  like this in Mathematica before?
>
> I looked around and also asked directly some of the Authors of
> Demonstration, but no luck yet. I'd rather not reinvent the wheel.

If you don't have your heart set on doing it with Mathematica, you might 
want to take a look at <http://www.cfd-online.com/Links/soft.html>.

Did you check the references on the site you linked?  There are several 
papers cited.




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