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Forum: Main CFD Forum

April 17, 2012, 04:16

Replies: 9

Boundary layer separation

Views: 1,951

Posted By truffaldino

I am not a specialist in this field, but what I...

I am not a specialist in this field, but what I have seen on this topic are only numerical simulation. BTW for very low speed regime numerical simulations are quite easy and reliable, since...

Forum: Main CFD Forum

April 16, 2012, 12:33

Replies: 9

Boundary layer separation

Views: 1,951

Posted By truffaldino

The theory of boundary layer is an approximation...

The theory of boundary layer is an approximation where the fluid speed changes significantly only close to the surface and in the laminar flow case
ratio of the boundary layer thikness to the object...

Forum: Main CFD Forum

April 16, 2012, 11:07

Replies: 9

Boundary layer separation

Views: 1,951

Posted By truffaldino

You are talking about very low reynolds number...

You are talking about very low reynolds number regime for highly curved objects where boundary layer approximation does not work: For cylnders and spheres the flow remains stationary only for...

Forum: Main CFD Forum

April 16, 2012, 04:02

Replies: 9

Boundary layer separation

Views: 1,951

Posted By truffaldino

In general it will not. For instance, increase of...

In general it will not. For instance, increase of reynolds number results in moving the separation point further downstream on airfoils.

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