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Search: Posts Made By: Josh
Forum: CFX April 11, 2011, 03:11
Replies: 13
Views: 15,908
Posted By Josh
Hi iffy - Unfortunately, it's not easy. For...

Hi iffy -

Unfortunately, it's not easy. For my airfoil, the NACA 0012, I did the following:

Obtain the equation describing your airfoil. If the airfoil does not have one specific equation...
Forum: CFX June 30, 2010, 20:23
Replies: 13
Views: 15,908
Posted By Josh
Guess the html format treats multiple spaces as...

Guess the html format treats multiple spaces as one unit, so the formatting is poor. Sorry about that.
Forum: CFX June 30, 2010, 20:20
Replies: 13
Views: 15,908
Posted By Josh
For the record, here is what I sent to Raj: ...

For the record, here is what I sent to Raj:

I'm not sure what the form factor is. Could you tell me what equation you're using for total pressure loss coefficient is?

As for the momentum...
Forum: CFX June 30, 2010, 14:51
Replies: 13
Views: 15,908
Posted By Josh
Hi Raj - Unfortunately, I never successfully...

Hi Raj -

Unfortunately, I never successfully found a way to calculate momentum/displacement thickness without it being a huge headache. The above methods are the only ideas we've had.

Good...
Forum: CFX May 4, 2010, 13:08
Replies: 13
Views: 15,908
Posted By Josh
I haven't tried that recently, Glenn, but I...

I haven't tried that recently, Glenn, but I recall using it at another time with little success. I may try it again.

However, after contacting the authors of the paper, we have discovered that...
Forum: CFX April 30, 2010, 13:48
Replies: 13
Views: 15,908
Posted By Josh
As usual, thanks so much for the reply, Glenn. ...

As usual, thanks so much for the reply, Glenn.

One problem I am having with creating the lines (to integrate the displacement thickness on) is that I'd like them to be orthogonal to the surface at...
Forum: CFX April 29, 2010, 20:02
Replies: 13
Views: 15,908
Posted By Josh
Momentum and displacement thickness: du/dy calculation

Hi all -

I am calculating the momentum and displacement thicknesses along an airfoil polyline I created. I require the displacement thickness to calculate the momentum thickness. I am using the...
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