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Forum: Main CFD Forum

August 19, 2011, 03:24

Replies: 6

When to use upwind or central differencing schemes?

Views: 38,486

Posted By andy_

Turbulence isn't periodic and so if the flow is...

Turbulence isn't periodic and so if the flow is turbulent it can only be periodic after the turbulent motion has been averaged in some sense.

Centred schemes and upwind schemes introduce...

Forum: Main CFD Forum

August 18, 2011, 04:47

Replies: 6

When to use upwind or central differencing schemes?

Views: 38,486

Posted By andy_

Perhaps. It depends on the design and objectives...

Perhaps. It depends on the design and objectives of the numerical scheme.

No. Upwinding is applied at a cell or cell face level and so varies throughout the grid.

Perhaps. It depends on...

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