[aspect-devel] Averaging material properties

[Thieulot, C. (Cedric)]

hi Wolfgang, 

I am very happy and speechless about such figures. Well done !

C.




On 20 Apr 2015, at 17:21, Wolfgang Bangerth <bangerth at tamu.edu> wrote:

> 
> All,
> it's not quite ready yet, and it should have gone out earlier, but I still wanted to share this before we meet online in an hour:
> 
> Cedric Thieulot spurred me to implement a scheme by which one can average material properties on cells. There are a number of possibilities for this, and I implemented all I could think of -- with dramatic results: much smaller over/undershots of the pressure at places where the viscosity jumps, and 10x faster solves even for realistic models.
> 
> I'm attaching the corresponding section of the manual that describes all of this.
> 
> @Cedric: Does this cover roughly what you were looking for?
> 
> @Sarah: The realistic model is yours -- it now runs in 17 instead of 145 hours :-)
> 
> Best
> Wolfgang
> 
> -- 
> ------------------------------------------------------------------------
> Wolfgang Bangerth               email:            bangerth at math.tamu.edu
>                                www: http://www.math.tamu.edu/~bangerth/
> 
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