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Showing results 1 to 11 of 11 Search took 0.00 seconds. Search: Posts Made By: FMDenaro

Forum: Main CFD Forum February 22, 2012, 04:04

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro Ciao .... ;) Ciao .... ;)

Forum: Main CFD Forum February 15, 2012, 12:38

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro As you can see, your way to integrate needs to... As you can see, your way to integrate needs to face with the continuity constraint. I think you need to clarify the ideas about the existing methods such as simple,simplec, piso, fractional, etc. You...

Forum: Main CFD Forum February 14, 2012, 17:12

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro as a matter of fact, there is not much difference... as a matter of fact, there is not much difference between steady or unsteady flows, the continuity equation is a constraint that does not have an unsteady term. I hope that the reading of those...

Forum: Main CFD Forum February 14, 2012, 17:04

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro the issue is not simple to explain in few words... the issue is not simple to explain in few words ... you need to distinguish if you are using an exact projection method or an approximate projection method. In the latter case you do not satisfy...

Forum: Main CFD Forum February 14, 2012, 16:47

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro the work of Kim & Moin is the starting point to... the work of Kim & Moin is the starting point to understand the method, I think is useful for you... I have also some of my papers discussing the property of the Hodge decomposition in the...

Forum: Main CFD Forum February 14, 2012, 16:37

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro you need to start studyng some basical book such... you need to start studyng some basical book such as that of Ferziger and Peric. However, you can take as the reference the well know paper of Kim & Moin on JCP...

Forum: Main CFD Forum February 14, 2012, 16:34

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro you will see that the solution is unsteady and... you will see that the solution is unsteady and divergence-free in such a way that the time derivative, convection, pressure gradient and diffusion in the momentum equation balance each others

Forum: Main CFD Forum February 14, 2012, 16:23

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro C. Ross Ethier and D.A. Steinman, ‘Exact fully 3D... C. Ross Ethier and D.A. Steinman, ‘Exact fully 3D Navier–Stokes solutions for benchmarking’, Int. J. Numer.Methods Fluids, 19, 369 (1994).

Forum: Main CFD Forum February 14, 2012, 16:21

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro well, after the prediction step for solving the... well, after the prediction step for solving the non-solenoidal velocity V*, you use the Hodge decomposition of the vector field: V* = Vn+1 + grad phi Taking the divergence of both sides you get...

Forum: Main CFD Forum February 14, 2012, 16:15

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro are you using a fractional-step/projection method? are you using a fractional-step/projection method?

Forum: Main CFD Forum February 14, 2012, 16:01

Replies: 26 Refrences about transient flow Views: 2,636 Posted By FMDenaro if you need a test-case, it exists an analytical... if you need a test-case, it exists an analytical benchmark of a 3d incompressible flow on periodic box

Showing results 1 to 11 of 11

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