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Does the timesteps affeect the result

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Old   February 13, 2009, 00:19
Default hi, when i calculate my case,
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carrieyang
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hi,
when i calculate my case,first i set the timestp with 0.005,and then i set it with 0.001,i get different result,what i want to know :
does the timesteps affeect the result?
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Old   February 13, 2009, 01:00
Default Surely, it DOES, significantly
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roy fokker
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Surely, it DOES, significantly, actually time step is one of the most important input parameters for finite difference, if you are completely new to CFD, take a look at the Courant-Levy-Freiderich condition in wiki
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Old   February 13, 2009, 02:49
Default thank you very much!
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thank you very much!
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