Page 303 - TransAT_Tutorial_Manual

TransAT Tutorial Manual 7.2. coupling slug

Boundary : YMax
YMax 0: symmetry

The mesh is now ready.

• Click Files in the top left corner of the TransATUI then select Save to save the settings.

7.2.8 Input Tab

• Click Input at the top of the TransATUI to set up the simulation’s parameters

Physical Models
In the Physical Models, the models that will be used to run the simulation are defined.

• Select the Physical Models tab on the left-hand side of the TransATUI
Basic Equations :
Pressure : ON
U v e l o c i t y : ON
V v e l o c i t y : OFF
W v e l o c i t y : ON
Temperature : ON
Concentration : OFF

• In the Models and Properties section activate Turbulence Modelling, set the model to
RANS (drop-down list) then click

• Set the Eddy Viscosity Ratio as follows then click to save the settings and close the
window

Eddy Viscosity Ratio : 100

• Activate Gravity and click to the right.

• Set the following parameters in the Gravity window them click to save the settings
x : 0.0
y : 0.0
z : −9.81
ENABLE Hydrostatic

• Activate Reference Properties and click to the right.

c
Ascomp AG Switzerland 293 Version 5.7