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Forum: FLUENT

August 10, 2012, 20:30

Replies: 6

Boundary Condition for a U-bend Duct

Views: 1,529

Posted By John222

I will go with first option. It's just confusing...

I will go with first option. It's just confusing the value of pressure at outlet boundary condition. Is it the dynamics pressure or the reference pressure. I know that the flow has to be 1.2atm along...

Forum: FLUENT

August 10, 2012, 18:04

Replies: 6

Boundary Condition for a U-bend Duct

Views: 1,529

Posted By John222

The reference pressure is 1.2 atmospheric for...

The reference pressure is 1.2 atmospheric for whole bend at a temperature of 21C and Re= 10^5.

My Tube diameter is 3.81cm.

So, you mean that I have to set the 30.1m/s at velocity inlet and...

Forum: FLUENT

August 10, 2012, 14:38

Replies: 6

Boundary Condition for a U-bend Duct

Views: 1,529

Posted By John222

Boundary Condition for a U-bend Duct

Hello!

I need to run 2d simulation for a U-bend duct, with Re=10^5 and U=30.1m/s, reference pressure is 1.2 atmospheric.

What are the pressure boundary conditions at inlet and outlet?

If...

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