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February 12, 2009, 23:19
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hi,
when i calculate my case,
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#1 |
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New Member
carrieyang
Join Date: Mar 2009
Posts: 5
Rep Power: 17  |
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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February 13, 2009, 00:00
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Surely, it DOES, significantly
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Member
roy fokker
Join Date: Mar 2009
Posts: 44
Rep Power: 17 |
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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February 13, 2009, 01:49
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thank you very much！
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New Member
carrieyang
Join Date: Mar 2009
Posts: 5
Rep Power: 17 |
thank you very much！
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