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Forum: Main CFD Forum

June 8, 2016, 07:08

Replies: 9

strategy to enhance of time steps

Views: 952

Posted By FMDenaro

I agree ... but he wrote of being using an...

I agree ... but he wrote of being using an implicit formulation and that makes me having some doubts...for that reason I suggested to write the resulting max cfl in the computation

Forum: Main CFD Forum

June 8, 2016, 03:06

Replies: 9

strategy to enhance of time steps

Views: 952

Posted By FMDenaro

that should allow higher time step.... I suggest...

that should allow higher time step.... I suggest to check during the solution to write the values of max(ci) and max(alphai), this latter being the diffusive stability parameter.

But with your...

Forum: Main CFD Forum

June 7, 2016, 18:27

Replies: 9

strategy to enhance of time steps

Views: 952

Posted By FMDenaro

well, consider that in each direction ci = ui dt/...

well, consider that in each direction ci = ui dt/ hi but, depending on the scheme you are using, the numerical stability does not depend only on the courant number but is it a combination with the...

Forum: Main CFD Forum

June 7, 2016, 17:50

Replies: 9

strategy to enhance of time steps

Views: 952

Posted By FMDenaro

what about the physical dimensions of the tank,...

what about the physical dimensions of the tank, the size of the computational domain and the velocity?

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