RUDN Journal of Engineering ResearchRUDN Journal of Engineering Research2312-81432312-8151Peoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)4938Discrete noise approximation of axial compressor and centrifugal fansAlekseevA PКафедра теплотехники и турбомашин; Российского университета дружбы народов; Russian People's Friendship University-Russian People's Friendship University150220092677007092016Copyright © 2009,2009Equations for discrete noise approximation of axial compressor and centrifugal fans depending upon number of geometrical and operating parameters are obtained.the axial compressorthe axial fana chordheightacoustic noiseосевой компрессоросевой вентиляторхорда лопаткивысота лопаткиакустический шум