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Search: Posts Made By: Alhasan
Forum: OpenFOAM Post-Processing January 18, 2014, 17:39
Replies: 17
Views: 4,155
Posted By Alhasan
Hey Bruno, Even initially i though the...

Hey Bruno,

Even initially i though the important bit was the only the inlet, I did a case with only inlet mapped and top and bottom as slip like 3 months ago and the results were off a lot,

I...
Forum: OpenFOAM Post-Processing January 2, 2014, 21:12
Replies: 17
Views: 4,155
Posted By Alhasan
Hey Bruno, since you had a glance at this...

Hey Bruno,
since you had a glance at this paper,

How do you think he performed that CFD between the wind tunnel and the C grid airfoil setup he has, has used RANS for the wind tunnel and LES for...
Forum: OpenFOAM Post-Processing January 2, 2014, 21:05
Replies: 17
Views: 4,155
Posted By Alhasan
Your absolutely right, there is no need to adjust...

Your absolutely right, there is no need to adjust the data at all that i acquire from the CFD nor to do the 1/3 octave for the data.

- but the 1/3 octave is a good practice for acoustic post...
Forum: OpenFOAM Post-Processing January 2, 2014, 20:39
Replies: 17
Views: 4,155
Posted By Alhasan
Hey Bruno, Thanks a lot for the trouble you...

Hey Bruno,

Thanks a lot for the trouble you went through, I know they are hardly scientific.
well i knew about the mic sampling rate.

- They don't explain anywhere how things are done :( then...
Forum: OpenFOAM Post-Processing January 2, 2014, 16:14
Replies: 17
Views: 4,155
Posted By Alhasan
Hey Bruno, By any chance do you know what it...

Hey Bruno,

By any chance do you know what it means by extracting SPL for delta f = 3.15 Hz in the image below ?

Kind Regards,
Hasan K.J
Forum: OpenFOAM Post-Processing January 1, 2014, 12:00
Replies: 17
Views: 4,155
Posted By Alhasan
Hey Bruno, my actual struggle is that I am...

Hey Bruno,

my actual struggle is that I am not able to perform 1/3 filtering I am doing something drastically wrong. by any chance did u get what was going on in the matlab link ?

Thanks,...
Forum: OpenFOAM Post-Processing January 1, 2014, 11:57
Replies: 17
Views: 4,155
Posted By Alhasan
you are right about the Frequency the time step ...

you are right about the Frequency the time step is 8.3 e-7s

I haven't tried paraview and with the size of my case paraview is really slow. hence i stick to MATLAB i have 3 cases and 17 sets of...
Forum: OpenFOAM Post-Processing January 1, 2014, 11:40
Replies: 17
Views: 4,155
Posted By Alhasan
this is going to sound weird 1200Khz I sounds a...

this is going to sound weird 1200Khz I sounds a bit too high, i just rechecked my calculations in case. it is 1200Khz

edit: I am not actually getting your question - It should be applied to the...
Forum: OpenFOAM Post-Processing January 1, 2014, 11:24
Replies: 17
Views: 4,155
Posted By Alhasan
Hey Bruno, wish you a happy new year now...

Hey Bruno,
wish you a happy new year

now on the attached image - the graph similar to that on the left is what i am able to create from OpenFOAM, I am supposed to filter to make the one on the...
Forum: OpenFOAM Post-Processing December 31, 2013, 17:30
Replies: 17
Views: 4,155
Posted By Alhasan
Acoustic Post Processing in MATLAB for results from OpenFOAM.

Hey All,

There is this Curle analogy that is provided
in post#10 http://www.cfd-online.com/Forums/openfoam/85450-acoustic-solver-openfoam.html

I have successfully implemented it the provided...
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