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Forum: Main CFD Forum

December 15, 2013, 09:18

Replies: 51

Isotropic Turbulence IC / Rogallo-procedure

Views: 11,031

Posted By FMDenaro

when you use a spectral code, you solve for the...

when you use a spectral code, you solve for the time evolution of the Fourier coefficients but that implies that you have the possibility to compute the velocity field by using the same coefficients...

Forum: Main CFD Forum

December 15, 2013, 08:45

Replies: 51

Isotropic Turbulence IC / Rogallo-procedure

Views: 11,031

Posted By FMDenaro

as previously said, you can compute in physical...

as previously said, you can compute in physical space the continuos velocity field using the same spectral reconstrution that derive from your computation

Forum: Main CFD Forum

August 12, 2012, 16:22

Replies: 51

Isotropic Turbulence IC / Rogallo-procedure

Views: 11,031

Posted By FMDenaro

I think that one of the main reasons for which...

I think that one of the main reasons for which spectral methods are not largely used for compressible flow is due to the hyperbolic/parabolic character of the equations. The lack of the elliptic...

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