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Forum: OpenFOAM Running, Solving & CFD

October 21, 2011, 02:03

Replies: 5

buoyant flow in a horizontal duct

Views: 2,108

Posted By romant

buoyantPressure for p_rgh is also a zeroGradient...

buoyantPressure for p_rgh is also a zeroGradient boundary condition, but especially designed for buoyantFlows.

The description from OF for buoyantPressure is

Description
Set the pressure...

Forum: OpenFOAM Running, Solving & CFD

October 20, 2011, 02:53

Replies: 5

buoyant flow in a horizontal duct

Views: 2,108

Posted By romant

inlet conditions and outlet conditions

Inlet conditions

U:
inlet
{
type fixedValue;
value uniform (1 0 0);
}

p_rgh:

Forum: OpenFOAM Running, Solving & CFD

October 19, 2011, 05:05

Replies: 5

buoyant flow in a horizontal duct

Views: 2,108

Posted By romant

For you temperature you should define an inlet...

For you temperature you should define an inlet temperature, you do have an temperature of the flow that comes in, don't you?

so for T inlet BC, I would suggest

inlet
{
type fixedValue;
value...

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