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Search: Posts Made By: pcumsill
Forum: Main CFD Forum April 4, 2014, 20:36
Replies: 39
Views: 8,661
Posted By pcumsill
Dear Adrin: I have implemented the trick...

Dear Adrin:

I have implemented the trick that you adviced me, but in practice the only thing I got is to project the RHS on the orthogonal of the kernel of the matrix obtained from the...
Forum: Main CFD Forum February 4, 2014, 18:02
Replies: 39
Views: 8,661
Posted By pcumsill
The problem I see is that the convergence rate is...

The problem I see is that the convergence rate is really slow. I have carried out some numerical tests and I got a convergence rate even less than 1!!!

Or even worst, for certain problems (for...
Forum: Main CFD Forum January 27, 2014, 21:45
Replies: 39
Views: 8,661
Posted By pcumsill
Thank you very much for the responses. ...

Thank you very much for the responses.

Adrin: Please, could you send to me your publication? I am interested! My email is pcumsill@gmail.com

Thank you again!

Best regards,
PC
Forum: Main CFD Forum January 27, 2014, 12:00
Replies: 39
Views: 8,661
Posted By pcumsill
Implementing pure Neumann Boundary conditions for Poisson equations with FD method

I have a question about the implementation of what you have said: I have to fix the value of the numerical solution at only one grid point (e.g. specifying the solution at one corner) or I have to...
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