What is the origin of the sound when a centrifugal compressor surges?

Subject: What is the origin of the sound when a centrifugal compressor surges?

Date: Thu Sep 9 20:25:15 1999
Posted by Kenneth
Grade level: nonaligned School: No school entered.
City: Waterford State/Province: Mi. Country: USA
Area of science: Engineering
ID: 936923115.Eg

Message:


A centrifugal air compressor experiences surge. When it surges, a reversal 
of flow occurs and a sound is heard. Whoooomph! Where does this noise, the 
characteristic sound of surge come from? What is making the noise? Is it 
an exchange of compressed air energy to sound energy?

Re: What is the origin of the sound when a centrifugal compressor surges?

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