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Forum: Main CFD Forum

August 8, 2011, 05:42

Replies: 29

Pressure Poisson Equation (PPE)

Views: 12,413

Posted By leflix

What you did is to transform a singular linear...

What you did is to transform a singular linear system in a non singular one which gives you the possibility to obtain a solution. It seems that your criteria to judge that "it works " or not is that...

Forum: Main CFD Forum

August 8, 2011, 04:52

Replies: 29

Pressure Poisson Equation (PPE)

Views: 12,413

Posted By leflix

Ok Arjun could you recall exactly the procedure...

Ok Arjun could you recall exactly the procedure you follow with your method based on fixing one reference point ?

Let's imagine you want to solve LAP(P)=f with dp/dn =0 on all boundaries. LAP is...

Forum: Main CFD Forum

August 7, 2011, 12:34

Replies: 29

Pressure Poisson Equation (PPE)

Views: 12,413

Posted By leflix

I'm fully agree with Amir. Fixing one pressure...

I'm fully agree with Amir. Fixing one pressure point in case of singular linear system equations provided by a Poisson equation with Neumann boundary conditions on all boundaries does not work...

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