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noise level in duct?

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March 31, 2006, 13:57	noise level in duct?	#1
rajesh Guest Posts: n/a	Can anyone help me to find the noise level in a duct through CFD analysis. It would be helpfull, even if you can tell me which parameter i should look for to compare the noiselevel in two ducts.

April 3, 2006, 05:29	Re: noise level in duct?	#2
Steve Guest Posts: n/a	Remove the mean and then calculate the RMS. Most people would then express the level in dB referred to 20e-6Pa RMS.

April 8, 2006, 08:22	Re: noise level in duct?	#3
sam Guest Posts: n/a	can you provide some experimental test results with geomtry i would be greatful

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