Page 171 - TransAT_Tutorial_Manual

TransAT Tutorial Manual 4.4. Film Boiling

4.4.6 Input Tab

To set up the simulation parameters

• Click Input at the top of the TransATUI.

Physical Models
In this tab, the models that will be used during the simulation are defined.

• Select the following equations in the Basic Equations section
Basic Equations :
Pressure : ON
U v e l o c i t y : ON
V v e l o c i t y : ON
W v e l o c i t y : OFF
Temperature : ON
Concentration : OFF

• 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 : −9.81
z : 0.0
ENABLE Hydrostatic

• Activate Reference Properties and click to the right.

• Set the following parameters in the reference properties window then click to save the
settings
Reference Temperature : 5.0
Reference Velocity : 1.0
Reference Length : 0.079

• In the Multiphase section activate Interface Tracking and set the model (drop-down list)
to Level-Set

• Click , set the value of Surface Tension as follows then click
Surface tension : 0.1

• Activate Phase Change then click

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