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Forum: Main CFD Forum

July 31, 2012, 19:51

Replies: 12

CFD/FDM in matlab

Views: 3,569

Posted By ckwollongong

Thanks leflix, I understood imposing pressure...

Thanks leflix,
I understood imposing pressure boundaries to the first and last rows of pressure matrix. Here the velocities do not have boundary conditions at the inlet and outlet. Only no slip at...

Forum: Main CFD Forum

July 31, 2012, 00:02

Replies: 12

CFD/FDM in matlab

Views: 3,569

Posted By ckwollongong

Thanks vanchanh..

Thanks vanchanh..

Forum: Main CFD Forum

July 30, 2012, 21:52

Replies: 12

CFD/FDM in matlab

Views: 3,569

Posted By ckwollongong

Because flow is driven by the pressure. A...

Because flow is driven by the pressure. A constant pressure is given to one end of a pipe and the other end is say zero pressure when open. Then those two pressure boundaries are constant always and...

Forum: Main CFD Forum

July 30, 2012, 20:08

Replies: 12

CFD/FDM in matlab

Views: 3,569

Posted By ckwollongong

Thanks vanchanh, its navier stokes equations. I...

Thanks vanchanh, its navier stokes equations. I followed the fractional step example here to develop pressure driven flow. This is driven cavity problem.
...

Forum: Main CFD Forum

July 29, 2012, 22:12

Replies: 12

CFD/FDM in matlab

Views: 3,569

Posted By ckwollongong

CFD/FDM in matlab

How to apply dirichlet pressure boundaries for FDM 2D flow problem in MATLAB? My flow is pressure driven with known inlet and outlet pressures. I should calculate velocities at inlet and outlet with...

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