Ffowcs Williams & Hawkings Model Query -- CFD Online Discussion Forums

March 12, 2010, 13:39	Ffowcs Williams & Hawkings Model Query	#1
maherp New Member Paul Maher Join Date: Mar 2010 Posts: 1 Rep Power: 0	Hi, I am running an acoustic analysis on some different geometrys and using the FWH model to compute pressure signals, i am then post processing them in the FLUENT FFT GUI, the FFT's are working fine but the dominant frequency i am getting is very low, i am wondering if my acoustic reference pressure is wrong. the default value is 2e-05Pa, i do not know how to calculate this value for my own analysis. If anyone has experience in this area their help would be greatly appreciated. Thanks Paul. Last edited by maherp; March 17, 2010 at 19:30.

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