Page 60 - TransAT_Tutorial_Manual

TransAT Tutorial Manual 2.1. Block Mesh Refinement: Flow over Cylinder (Re=150)

• Choose the variable you want to visualize (e.g. P) from the drop-down list. (See Figure
6.5).

• To visualize fluid-solid interface when using IST technique, click in the toolbar (alterna-
tively, select Filters − > Common − > Contour in the menu bar). Use Contour by: EmbI
and enter Isosurface: 0 to see your solid objects. Click .

• Make the father object visible (xy-<projectname>.0000*) by clicking the icon to its left.

• Play the animation by hitting the in the toolbar.

To get more information about visualitsation of TransAT results with ParaView, please refer to
the TransAT Paraview Tutorial .

2.1.7 Cylinder flow using a Block Mesh Refinement (BMR) grid with Im-
mersed Surface Technique (IST)

2.1.7.1 Creating TransAT project

Please note: It is important to save different projects in different folders because results will
always be stored in a subfolder called RESULT. The template will be used for several grids.

• Launch TransATUI by double-clicking the TransAT icon on the Desktop

• Click then select cylinder template.stt in the file browser that popped up
• Click Files then select Save As. Alternatively, press Ctrl+Shift+s.

• Click to select the folder where the project will be saved

• Create a new directory by clicking the icon

• In the window that popped up, enter a project folder name, say bmr, then click

• Click to close the browser

• Set Project Name to a more explicit name such as cylinder bmr then click

2.1.7.2 Mesh & BCs Tab
Domain & Grid

• Select Mesh & BCs, then Domain & Grid to define the general properties of the mesh:
the number of cells in each direction domain and the refinement zones of the main grid.

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