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Search took 0.00 seconds. Search: Posts Made By: juliom
Forum: Main CFD Forum October 20, 2016, 12:23
Replies: 107
Views: 49,955
Posted By juliom
Yes I agree with you. Could you please provide me...

Yes I agree with you. Could you please provide me with the paper of that channel flow where comparison with spatial and temporal spectral are done?
I have always had the same impression from the...
Forum: Main CFD Forum October 20, 2016, 09:59
Replies: 107
Views: 49,955
Posted By juliom
Dr. Lampitella, but according to professor...

Dr. Lampitella, but according to professor Pruett; you need to apply a windowing procedure because the Navier Stoke equation is quasi-periodic in time. Therefore, to follow approach (3) then you need...
Forum: Main CFD Forum October 19, 2016, 19:00
Replies: 107
Views: 49,955
Posted By juliom
Professor Denaro I am wondering why from y+ = 5 ?...

Professor Denaro I am wondering why from y+ = 5 ?
I found this data set (From JHTDB Jhons Hopkins University)
http://turbulence.pha.jhu.edu/docs/README-CHANNEL.pdf

And they start from y+ =...
Forum: Main CFD Forum October 19, 2016, 17:59
Replies: 107
Views: 49,955
Posted By juliom
Without any homogeneous direction, how are you...

Without any homogeneous direction, how are you planning to compute the FFT? Like I said, you need a homogeneous direction, otherwise you need to apply an special procedure which is very cumbersome,...
Forum: Main CFD Forum October 19, 2016, 10:33
Replies: 107
Views: 49,955
Posted By juliom
My guess is that your are using cylindrical...

My guess is that your are using cylindrical coordiantes, I have not seen an Energy spectrum under that coordinates.
Also, remember that you need to compute the FFT to the data set which is only...
Forum: Main CFD Forum October 11, 2016, 11:45
Replies: 107
Views: 49,955
Posted By juliom
Jess1, look at Professor Denaro script, this is...

Jess1, look at Professor Denaro script, this is everything you need.

http://www.cfd-online.com/Forums/main/159848-energy-spectrum-3d-turbulent-flow.html#post565863

But in that code the energy...
Forum: Main CFD Forum May 30, 2016, 11:21
Replies: 107
Views: 49,955
Posted By juliom
Look at Professor Denaro code at: ...

Look at Professor Denaro code at:
http://www.cfd-online.com/Forums/main/159848-energy-spectrum-3d-turbulent-flow.html#post565863

You will need to add just few lines but the bulk of the code is...
Forum: Main CFD Forum September 26, 2015, 14:38
Replies: 107
Views: 49,955
Posted By juliom
Dear Mr. Harish, I am doing the same task you...

Dear Mr. Harish,
I am doing the same task you discussed in the forum. I read that you shared the script with other members. Could you please share it with me too. I will be very thankful with you...
Forum: Main CFD Forum September 24, 2015, 18:24
Replies: 107
Views: 49,955
Posted By juliom
Hi Mr. Harish, could you please share the Matlab...

Hi Mr. Harish, could you please share the Matlab script to compute the PSD from a 3D flow field.?? I would appreciate it!!!
THanks!
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