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Forum: Main CFD Forum

June 30, 2009, 09:16

Replies: 8

about conection difference scheme

Views: 1,757

Posted By gory

>TVD schmes are always used for unsteady problem,...

>TVD schmes are always used for unsteady problem, and CBC related schemes are used for steady problem.

Is this because TVD schemes are NOT "suitable" for steady computations, and CBC schemes are...

Forum: Main CFD Forum

June 29, 2009, 23:15

Replies: 8

about conection difference scheme

Views: 1,757

Posted By gory

The solution is CFL dependent anyway whether it...

The solution is CFL dependent anyway whether it is steady or unsteady if the scheme has a disspation coeficient involving a time-step (LW or BW or Lax-Friedrichs, etc). For example, the solution...

Forum: Main CFD Forum

June 29, 2009, 15:35

Replies: 8

about conection difference scheme

Views: 1,757

Posted By gory

What do you mean by "suitable"? To me, any...

What do you mean by "suitable"?

To me, any schemes can be used for both steady and unsteady calculations.

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