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Forum: FLUENT

March 8, 2012, 18:35

Replies: 3

Courant number and time step

Views: 3,126

Posted By dsn2491

Hi delta x = 0.025 mm; u = 595.40 m/s; C...

Hi

delta x = 0.025 mm; u = 595.40 m/s; C =0.12;

using the formula i get delta t = 5.0385 nano sec;

Therefore the physical time after 200 iterastions must be: t*200 = 1.00772 micro sec
...

Forum: FLUENT

March 7, 2012, 03:01

Replies: 3

Courant number and time step

Views: 3,126

Posted By dsn2491

Courant number and time step

How can we find for a fixed courant number the time step that fluent is using when an explicit density based solver is used?

I have looked in the manual of ansys fluent for the definition if CFL...

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