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Analysis problems

Posted: Tue Jul 20, 2021 1:52 pm
by mari.95
Hello to everyone, I have some problems with my model, it is a gerber joint of a prestressed reinforced concrete bridge. I'm doing the analysis on a computer that has 24 logical processors, I'm therefore using an analysis on multiprocessors with openseesmp (24 partitions), however, the model has a huge number of elements, and I cannot reach an accurate level of discretization. At the moment I choose a global mesh of 10 cm (and I get some results), but I want to use a finer one. I tried to use a global finer mesh but the analysis failed, so I tried to use a finer mesh only at the junction area, but I can't get any results. Do you have any suggestions? Do you think there's something wrong with my model?

Re: Analysis problems

Posted: Tue Jul 27, 2021 4:14 pm
by marafini.f
Hi mari,

Sorry we haven't answered you yet. We haven't had time to had a look at your model. What I can tell you is that the optimum combination between a number of elements and the number of processors can be reached when you assign around 7000 elements to each processor.

Did you make any further attempts?

Francesca