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  • FLUENT - Steady Flow Past a Cylinder - Step 3

Problem Specification
1. Create Geometry in GAMBIT
2. Mesh Geometry in GAMBIT
3. Specify Boundary Types in GAMBIT
4. Set Up Problem in FLUENT
5. Solve!
6. Analyze Results
7. Refine Mesh
Problem 1
Problem 2

Step 3: Specify Boundaries in GAMBIT

Label the boundaries according to the figure shown below.

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We will label edge A as farfield1, edges B and C as farfield2, edges D and E as farfield3, edges E,G and H as farfield4 and the edges I and J as cylinder.

Edges

Name

A

farfield 1

B,C

farfield 2

D,E

farfield 3

F,G,H

farfield 4

I,J

cylinder

Operation Toolpad > Zones Command Button > Specify Boundary Types

Specify boundary according to the table above. Next to Name, enter the name accordingly. Leave the Type as WALL. We will specify boundary type using FLUENT.

Save Your Work

Main Menu > File > Save

Export Mesh

Main Menu > File > Export > Mesh...

Save the file as cylinder.msh.

Make sure that the Export 2d Mesh option is selected.

Check to make sure that the file is created.

Go to Step 4: Set Up Problem in FLUENT

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