Page 329 - TransAT_Tutorial_Manual

TransAT Tutorial Manual 7.3. Oilspill

7.3.7 Input Tab

To set up the simulation parameters

• Click Input at the top of the TransATUI

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

• 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

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

• 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
CHECK 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 pressure : 1e7 Pa
Reference temperature : 277 K

• In the Multiphase section activate Phase Average and set the model (drop-down list) to
Homogeneous

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