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Forum: Siemens

May 30, 2024, 12:44

Replies: 0

Boundary Conditions for Duct Flows

Posted By shery_aero

Boundary Conditions for Duct Flows

Hi

I am working on internal flows like duct or intake flows in STARCCM+ and got handicap or stuck with boundary conditions. It would great help if someone can provide some suggestions.

I am...

Forum: Siemens

May 29, 2024, 05:36

Replies: 1

HOW TO Simplify thermal modeling using STAR-CCM+??

Views: 189

Posted By koful

hi. You need to model the radiator as a porous...

hi.
You need to model the radiator as a porous region. And you should convert the dP-Q curve to porous inertial and viscous resistances. Support center should have nice documents about this topic.

Forum: Siemens

May 29, 2024, 05:33

Replies: 1

Small Particle Deposition Mesh Sensitivity Study

Views: 161

Posted By koful

I think you should not decrease the mesh size too...

I think you should not decrease the mesh size too much. mesh size to particle size ratio should be above 10 (rule of thumb). If you further reduce the size for larger model It will give unstable...

Forum: Siemens

May 29, 2024, 05:02

Replies: 2

Ahmed Body Drag coefficient.

Views: 898

Posted By koful

I assume that you are using the correct frontal...

I assume that you are using the correct frontal area for cd calculation. Did you check the y+ distribution?

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