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Which model should be use for calculating Cd of car?

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Old   December 20, 2011, 01:51
Default Which model should be use for calculating Cd of car?
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Mohd Tarmidhi
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Hye All,
Which model should be use for calculating Cd of car?
Laminar,spalart,ke or kw????
This is low speed car around 8 ms-1
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Old   December 20, 2011, 07:15
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Depends on what the Re of your flow is. For Re, 10^5-10^6 or more you can use SA or kw model. For Re lower than those use transitional kw model. Perform a grid independence study. You have to also check the sensity of the solution on the turbulence models.
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