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Forum: OpenFOAM Running, Solving & CFD

March 7, 2012, 08:57

Replies: 4

Conflict between y+, cell size and particle deposition

Views: 1,646

Posted By calim_cfd

ok i've looked a bit more into the topic and i...

ok i've looked a bit more into the topic and i confess this is one of the most puzzling topics in cfd for me...i'm still reading Pope's book of turbulence for better modeling theory but atm this is...

Forum: OpenFOAM Running, Solving & CFD

March 7, 2012, 07:11

Replies: 4

Conflict between y+, cell size and particle deposition

Views: 1,646

Posted By calim_cfd

i guess that depends on the flow? try...

i guess that depends on the flow?

try setting usual turbulent setting on patches and zeroGrad on walls and c what you get! :confused:

if i have more time i'll try checking some references...

Forum: OpenFOAM Running, Solving & CFD

March 6, 2012, 20:51

Replies: 4

Conflict between y+, cell size and particle deposition

Views: 1,646

Posted By calim_cfd

i'd say turn off your wall functions. y+ = 1 puts...

i'd say turn off your wall functions. y+ = 1 puts you in the in the viscous sub-layer. I guess basically you'll be solving the boundary layers instead of modeling. Then i guess you'll need at least...

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