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Forum: Main CFD Forum

May 24, 2012, 13:49

Replies: 16

GPU based CFD code

Views: 3,427

Posted By Lukasz

Incompressible for steady-state and transient...

Incompressible for steady-state and transient flows. Take a look at this (http://issuu.com/vratis/docs/arael_oct_2011) presentation for more details.

Forum: Main CFD Forum

May 24, 2012, 13:36

Replies: 16

GPU based CFD code

Views: 3,427

Posted By Lukasz

This is interesting and we will remember this for...

This is interesting and we will remember this for future.
FYI, we have never used BCGstab+AMG as most of the time of our solver was spent in solving the pressure equation with CG. Solving u,v,w...

Forum: Main CFD Forum

May 23, 2012, 03:49

Replies: 16

GPU based CFD code

Views: 3,427

Posted By Lukasz

Could you be more specific and provide some...

Could you be more specific and provide some examples where indeed CG+AMG is faster than GAMG? We did some tests with icoFoam and cavity3D, simpleFoam for Ahmedbody and Cabin cases:...

Forum: Main CFD Forum

May 22, 2012, 10:12

Replies: 16

GPU based CFD code

Views: 3,427

Posted By Lukasz

We have just released SpeedIT 2.1 with AMG...

We have just released SpeedIT 2.1 with AMG preconditioner.
See our benchmarks at vratis.com/blog (http://vratis.com/blog) & speed-it.vratis.com (http://speed-it.vratis.com) for details.

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